Entries |
Document | Title | Date |
20080210497 | BRAKE SYSTEM FOR HYBRID ELECTRIC VEHICLE AND CONTROL METHOD THEREOF - The present invention provides a brake system and its control method for a hybrid electric vehicle, comprising a driving motor generating a regenerative braking torque; a hydraulic pressure supplying unit including a brake pedal, a booster and a master cylinder, a first hydraulic line, and a reservoir; a hydraulic brake adjuster for controlling a hydraulic braking pressure; a target braking force detection unit, including a pedal stroke sensor and a hydraulic pressure sensor, for detecting a target braking torque of a driver; and a control unit controlling the driving motor by calculating a maximum regenerative braking torque based on a rotational speed of the driving motor, etc. and controlling the hydraulic brake adjuster to change a hydraulic braking torque to meet the target braking torque in accordance with the thus calculated maximum regenerative braking torque by compensating an braking torque with the hydraulic braking torque. | 09-04-2008 |
20080217117 | Disc Brake and an Additional Brake Actuator Therefore - A disc brake comprises a disc brake caliper, which includes a brake application mechanism with an input element, and a service brake actuator providing a brake application force to the input element via a push rod. An electromechanical brake actuator is arranged between the caliper and the service brake actuator and applies its force at will on the push rod. | 09-11-2008 |
20080245621 | Dual disc brake assembly - A disc brake assembly including a caliper bracket, a caliper housing having an outer portion and an inner portion, the inner portion defining a piston bore therein, wherein the caliper housing is moveable relative to the caliper bracket, a caliper piston received within and extendable from the piston bore, an elastic element positioned relative to the caliper housing and the caliper bracket, and a disc rotor assembly including a hub and at least two rotors, each of the rotors having at least two friction surfaces, at least a portion of each of the friction surfaces being positioned between the outer portion of the caliper housing and the caliper piston, wherein the caliper housing moves relative to the caliper bracket when the caliper piston extends from the piston bore to engage the disc rotor assembly, thereby deforming the elastic element. | 10-09-2008 |
20080257660 | Disc Brake with a Self-Energizing Electric Motor Actuator - A disc brake is provided with an actuator acting on a brake application device, which brake application device is used for applying at least one brake pad to a brake disc. The brake application device has a brake-internal hydraulic arrangement and is configured in a self-energizing mode. The brake pad is supported on the brake application device at a wedge angle and the wedge angle of the brake pad is adjusted by the hydraulic arrangement of the brake application device. | 10-23-2008 |
20090071766 | BRAKE PAD ASSEMBLY WITH WIDE SLOTS FOR THE REDUCTION OF NOISE - The present invention is directed to a brake pad comprising a backing plate and a friction member carried on the backing plate. The friction member includes a single mass of material with a thickness, and having a first end and a second end, an upper edge, a lower edge, and an exposed braking surface for engaging a brake disc rotor, the exposed breaking surface being subdivided into at least two regions that are spaced apart by at least one slot having a longitudinal axis, which has a width of at least about 10 mm and which extends from the upper edge to the lower edge. | 03-19-2009 |
20090173585 | BRAKE ROTOR WITH EMBEDDED LOOSE-MASS DAMPER SYSTEM - A rotor is provided for use with a vehicle brake assembly that includes a forcing member operable to urge a friction member into mechanical communication with the rotor to thereby oppose movement of the same. The rotor includes a rotor body with an annular rim portion having first and second opposing contact faces. One or more loose-mass damper systems are interposed between the first and second contact faces, and operable to dissipate kinetic energy directly therefrom. Each of the loose-mass damper systems includes at least one mass operable to repeatedly impact against first and second inner faces respectively opposing the first and second contact faces to reduce oscillation of the rotor. Reducing oscillation of the rotor is independent of temperature and pressure. The loose-mass damper systems are preferably oriented proximate to an outer peripheral edge of the annular rim portion generally circumferentially equidistant from one another. | 07-09-2009 |
20090205911 | Self-Energizing Disk Brake - A Self-energizing disk brake having an electric actuator for applying an actuating force is described. The brake has a self-energizing device for boosting the electric actuator, arranged between the actuator and the brake lining, and a brake application unit for applying at least one brake lining to one side of a brake disk. The application movement of the brake lining to the brake disk is resolvable into at least one parallel movement component and at least one movement component extending one of tangentially and perpendicularly relative to the brake disk rotational axis. The brake also includes at least one electric motor drive for actuating the brake application unit, which has a crank with a crank pin extending parallel to the brake disk axis and serving to move the brake lining unit tangentially with respect to the brake disk, parallel to the friction face of the brake disk. | 08-20-2009 |
20090266653 | Disk Brake Friction Surfaces with Tunable Indent Patterns for Minimizing Brake Pad Radial Taper Wear - A brake rotor providing reduced brake pad radial taper wear by providing brake rotor friction surface indent patterns. For example, the indent patterns are the form of radial-biased grooves or linearly arranged cross-drill hole sets, patterned in a configuration that balances brake pad wear, thereby reducing brake pad radial taper wear in a manner tuned specifically for a given type of brake caliper and brake pad material, wherein the reduction in brake pad radial taper wear is accomplished with virtually no penalty to brake pad life. | 10-29-2009 |
20100012439 | Disk Brake - A disc brake with a rotatable and axially displaceable shaft for actuation, and with an actuating element. Further, a sealing means with a sealing portion is provided, which acts elastically on an associated sealing surface, with the sealing portion closing a slot between the sealing surface and the housing for sealing purposes and abutting on a stop. The stop, the sealing surface and the actuating element are designed integrally. This measure allows significantly reducing the production costs because the complexity of components is decreased and the assembly is thus simplified. | 01-21-2010 |
20100187049 | DISC BRAKE FOR A MOTOR VEHICLE AND HOUSING FOR THE SAME - The invention relates to a disc brake for a motor vehicle having a housing, a piston which is movable in the housing along a longitudinal axis and a nut-spindle arrangement which acts on the piston or can be brought into engagement with this, wherein the nut-spindle arrangement is arranged in the housing and is workingly supported via a bearing arrangement on a support surface of the housing. In order to increase the service life of the bearing arrangement, the support surface is formed by a defined contact surface which projects with respect to an adjacent housing region and against which the bearing arrangement bears. | 07-29-2010 |
20100219026 | BRAKE APPARATUS BRAKE CONTROL APPARATUS, AND BRAKE CONTROL METHOD - In a brake apparatus, an activation current for opening a simulator cut valve from a closed state is applied, whereupon a steady-state current is applied continuously to maintain the open state. A brake control apparatus and a brake control method are employed to perform control in which a valve opening current, which is higher than the steady-state current, is applied to the simulator cut valve every time a brake pedal is depressed. Thus, in a brake apparatus including a switch valve that is driven steadily by applying the steady-state current thereto, favorable control responsiveness can be maintained in the switch valve at all times while achieving a reduction in power consumption. | 09-02-2010 |
20100252375 | DISK BRAKE CALIPER WITH PARKING BRAKE - A disk brake caliper with an integrated parking brake comprising a housing, a piston, an adjust screw, a ramp nut, ramp nut return means, a ramp shaft and a fix cage. The ramp nut has a body and a head at one end of the body. The fix cage is secured to the inner wall of the housing, which has a hollow structure and through which the body of the ramp nut passes. One of the fix cage and the head of the ramp nut is provided with a locking lug and the other of the fix cage and the head of the ramp nut is provided with a locking notch for mating with said locking lug to prevent the ramp nut from rotating relative to the housing. | 10-07-2010 |
20100326776 | GARNISH PLATE MOUNTING STRUCTURE - A garnish plate mounting structure allows a garnish plate to be installed to a caliper body without the need for any special machining of the caliper body, thus achieving improved general versatility. An engaging member is disposed along an external surface of a second pad opposing an arm portion of the caliper body. The engaging member has engaging portions which engage the second pad. The engaging member is held between the arm portion and the second pad. The garnish plate is disposed at an external surface of the caliper body and connected to the engaging member through the intermediary of connecting portions provided extendedly on both sides of the engaging portion. | 12-30-2010 |
20100326777 | Disk brake - A disc brake that suppresses braking noises when a vehicle moves backward include an urging spring urging a friction pad toward a rotationally exiting side of a disc when the vehicle moves forward, the urging spring being arranged between a hook portion of the friction pad and a torque receiving portion of a carrier. The urging spring formed through bend of an elastic plate material has its spring constant that is set to be a small value to avoid resonance frequency causing noise where the base end side thereof is fixed to the hook portion of the backing plate while the top end side thereof elastically abuts to the torque receiving portion of the carrier. The urging spring is located at the position that is outside in the radial direction from the center position of the hook portion in its width direction. | 12-30-2010 |
20110017554 | AUTOMATIC PARKING BRAKE HAVING A SLIP CONTROLLER - The invention relates to an automatic parking brake for motor vehicles having a plurality of brake actuators ( | 01-27-2011 |
20110024241 | Disc Brake, Especially for a Commercial Vehicle - A disc brake, especially for a commercial vehicle, includes a caliper extending across a brake disc and a brake application device which can be used to force a brake pad against the brake disc by at least one actuating spindle that is guided in the caliper, in correspondence with an associated thrust piece. The disc brake is designed such that the thrust piece consists at least partially of a duroplastic material. A cap is interposed between faces of the actuating spindle and the thrust piece, oriented toward one another and forming contact surfaces. The walls of the cap enclose a projection of the thrust piece. | 02-03-2011 |
20110079470 | Arrangement of a Bellow on a Guide Bar of a Disc Brake - A bellows arrangement on a guide bar of a disc brake, particularly of a commercial vehicle, has an end of the bellows comprising a sealing ring, particularly a quad ring, lying in a circumferential groove of the guide bar. The bellows is pressed into the groove by a retaining ring placed thereon, and is designed so that an air passage can form in the contact area of the sealing ring at the base of the groove, reducing the volume enclosed by the bellows and the guide bar. To this end, the contact shoulder formed on the retaining ring is circumferentially interrupted in segments. | 04-07-2011 |
20110100767 | Four-piston hydraulic brake for bikes - A four-piston hydraulic brake for bikes comprises a hydraulic cylinder and a brake pad device. Each side of the hydraulic cylinder is set two pistons respectively. An opening is set on one side of the hydraulic cylinder which a space, piston ring grooves | 05-05-2011 |
20110139555 | ELECTRIC BRAKE DEVICE - An electric brake device includes a brake pad, an axial force sensor and a controller. The brake pad is pressed against a rotation face of a brake rotor in a direction perpendicular to the rotation face. The axial force sensor detects a pressure of the brake pad. The controller performs a speed reduction control which is an operation target, based on at least one of the pressure of the brake pad and a reduced speed obtained from a wheel speed sensor. | 06-16-2011 |
20110147139 | Pneumatically Actuatable Disc Brake and Brake Cylinder - A pneumatically actuatable disc brake has a caliper straddling a brake disc. One brake pad on an application side being actuatable by a rotary lever of a brake application device. A brake cylinder, which can be pressurized using air pressure, is attached to a flange of calliper. The brake cylinder engages into the rotary lever via a cylinder plunger and has a return spring for returning the cylinder plunger to an unstressed initial position. The return spring abuts against the base of a cover supported on the flange. The disc brake is configured such that a self-energizing device is provided having a self-energizing factor selected such that the brake automatically releases itself after braking. The flange forms an abutment for the return spring. | 06-23-2011 |
20110174581 | BRAKE CALIPER FOR A DISK BRAKE - The invention relates to a brake caliper of an electromechanical disk brake. According to the invention, in order to measure a widening of a brake caliper when the brake is activated, a rod-shaped holder which is clamped on one side, is arranged in a cavity in a yoke of the brake caliper, perpendicular to a brake disk and a movement of the free end of the holder is measured, for example by means of a magnetic sensor. The widening of the brake caliper is a measurement for the clamping force when the brake disk is actuated. | 07-21-2011 |
20110180355 | Caliper brake - A caliper brake including a mounting bracket adapted to be secured to a vehicle. The mounting bracket includes a pair of laterally spaced holes, and a mounting bolt is received through each hole. Each bolt includes a head and a threaded portion on opposing ends, and a nut is received on each threaded portion. An inner spacer extends between the mounting bracket and the nut on each bolt, and an outer spacer extends between the mounting bracket and the head on each bolt. | 07-28-2011 |
20110180356 | AIRCRAFT BRAKING ACTUATOR - An aircraft wheel brake assembly has a housing for attachment to the landing gear of an aircraft, a friction plate in non-rotational sliding engagement with the housing, an actuated plate for non-rotational sliding engagement with an aircraft wheel, an aircraft brake actuator comprising, a first shaft for connection to a drive source, the first shaft defining a first axis, and, a second shaft for connection to, and actuation of, the brake assembly, the second shaft defining a second axis substantially perpendicular to the first axis, in which the first shaft and second shaft are connected in driving engagement by a ball-worm gear. | 07-28-2011 |
20110192685 | Hand Controlled Stopping Device for a Camera Dolly - A braking system allows for smooth and accurate stopping of a camera dolly operating on tracks. A pair of caliper brake modules attached to the dolly frame are sized so that they fit over and at least partially surrounds the track. When the caliper brakes are activated, brake pads are moved towards the surrounded track squeezing it and providing a significant braking force. This permits the dolly to be smoothly brought to a stop with no possibility of the dolly wheel locking and skidding. The braking system can be temporarily attached to the dolly by a removable fastener system, or it can be permanently built into the dolly. A master hydraulic cylinder with a conveniently placed actuating lever is connected to the brake caliper modules by hydraulic lines so that slave hydraulic cylinders can apply the brakes in response to the actuating lever. | 08-11-2011 |
20110247904 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC BRAKE SYSTEM - An object is to allow smooth guidance of the linear motion of an output member even when lateral moment acts on the output member, and to make it possible to stably transmit torque of a rotary shaft to respective planetary rollers without applying a preload to the planetary rollers by negative gaps between the rollers and the radially outer surface of the rotary shaft and between the rollers and the radially inner surface of an outer race member. The axial movement of a carrier ( | 10-13-2011 |
20110272224 | BRAKE SYSTEM FOR AND METHOD FOR BRAKING OF VERTICAL AXIS WIND TURBINE - A brake system for a vertical axis wind turbine including a brake device ( | 11-10-2011 |
20110278105 | PARKING BRAKE AND METHOD FOR OPERATING SAME - A parking brake having an actuator, wherein the actuator is driven by a direct current motor which can be operated in two directions. The actuator moves, via a self-locking gear mechanism of the actuator, at least one brake shoe for applying or releasing the parking brake in the direction of a rotary element or away therefrom. A control unit for performing open-loop or closed-loop control of the movement of the direct current motor is also provided. The parking brake is designed such that, when the parking brake is applied or released, an application point of the brake shoes against the rotary element is generally overshot. In order to increase the accuracy and reliability of the setting of the brake-application force when the parking brake is applied or of the brake-application clearance when the parking brake is released, the control unit determines the application point by forming the first derivative over time of the electric current taken up by the direct current motor during the application of the brake. A corresponding method for operating such a parking brake is also described. | 11-17-2011 |
20110278106 | PARKING BRAKE - Disclosed is a disk type parking brake employing a ball-in-ramp type actuator. The parking brake improves a structure of a sealing member installed around a shaft between a caliper housing and a lever member to enhance the braking performance. | 11-17-2011 |
20110278107 | ELECTRIC DISC BRAKE - Disclosed is an electric disc brake capable of reducing noise and vibration while expanding the life span of the product. The electric disc brake includes a caliper housing to press friction pads provided at both sides of a disc against the disc, a cylinder installed in the caliper housing, a piston moving back and forth in the cylinder to press the friction pads, a driving device generating driving force with respect to the piston, and a volume compensation part communicated with the cylinder to compensate for an increment of a volume of the cylinder according to movement of the piston. | 11-17-2011 |
20110315492 | DISK BRAKE - The present invention provides a disk brake capable of ensuring excellent actuation efficiency. A piston holding mechanism | 12-29-2011 |
20120006633 | Vehicle Brake - A vehicle brake, in particular a disc brake or drum brake having pads or linings arranged on brake pad or lining carrier plates, and including an application device, is characterized in that at least one brake pad or lining of the vehicle brake is equipped with an electronic unit, which has an electronic memory for at least storing brake pad or lining specific data. | 01-12-2012 |
20120012428 | Brake mechanism, transport apparatus and industrial apparatus - A brake mechanism is constituted to have: an electromotive actuator which suppresses a rotation of a disk by moving a first pad toward a second pad to sandwich and press the disk between the first pad and the second pad; a pressing force setting section outputting a set signal to set a pressing force of the pad to the disk; a plurality of piezoelectric elements provided at different places from each other in the first pad or the second pad, the plurality of piezoelectric elements detecting a stress of the pad; a signal processing part which processes electric signals obtained from the plurality of piezoelectric elements and generates a detection signal of a pressing force, the detection signal corresponding to a pressing force of the pad to the disk; and a computing part which obtains a deviation between the set signal and the detection signal, computes an operation signal of the electromotive actuator based on the deviation, and then outputs the operation signal. | 01-19-2012 |
20120018260 | BRAKE SYSTEM OF A RAIL VEHICLE WITH COMPENSATION OF FLUCTUATIONS OF THE FRICTION CONDITIONS - A brake system of a rail vehicle, having at least one brake actuator with at least one brake disk and at least one brake lining, which interacts with the brake disk, for generating a braking force. Also disclosed is a sensor device to measure the time profile of at least one variable, representing fluctuations in the friction conditions between the wheel or wheel set assigned to the brake actuator and the rail and/or between the brake disk assigned to the brake actuator and the at least one brake lining, and to output a signal dependent on the measured variable to a control device which adapts the braking force generated by the brake actuator as a function of the deviation of the time profile of the measured variable from a predefined or expected time profile of the variable. | 01-26-2012 |
20120024641 | DISC BRAKE APPARATUS - An object is to stably exhibit a two-stage spring characteristic of a plate spring for restraining the generation of a clonk noise in a disc brake apparatus for use in a vehicle. A plate spring | 02-02-2012 |
20120043168 | BRAKE SYSTEMS, CALIPER ASSEMBLIES AND PADS INCORPORATING DIFFERENTIAL ABUTMENTS - The present invention is directed to a unique solution for caliper assemblies, brake pads utilized in such caliper assemblies, support structures utilized in caliper assemblies and disc brake systems containing such caliper assemblies which utilize push pull or pull push abutment designs. | 02-23-2012 |
20120073913 | BRAKE ASSEMBLY - A disc brake assembly includes a brake pad having a first pad abutment spaced from a second pad abutment and a third pad abutment positioned between the first pad abutment and the second pad abutment. An actuator is operable to apply a force to the brake pad to apply the brake. The disc brake assembly has a first reaction abutment facing the first pad abutment, a second reaction abutment facing the second pad abutment, and a third reaction abutment facing the third pad abutment. The first, second and third pad abutments are operable to transfer brake pad drag torque to the first, second and third reaction abutments respectively. The disc brake is configured such that under no load conditions with the third pad abutment engaging the third reaction abutment, the first pad abutment is spaced from the first reaction abutment. | 03-29-2012 |
20120085597 | CALIPER ASSEMBLY FOR DISC BRAKE SYSTEM - A caliper assembly comprising: a brake pad comprising a carrier plate having two opposing faces and a top edge a bottom edge and two opposing side edges, wherein on one face is friction material and on the opposing face is a projection adapted to seat in a matched hole or recess in a caliper body, the two opposing side edges each having an ear which is adapted to seat in pad locator indentations in a support structure; a support structure comprising a recess for housing at least one brake pad and at least two pad locator indentations adapted for receiving the ears located on the two opposing sides of the brake pad and at least two caliper body locator indentations for seating two ears defined by the caliper body; and a caliper body having a hole or recess adapted for seating the projection on the opposing face of the brake pad and having two ears on each opposing side which are adapted to seat in the caliper body locator indentations of the support structure; wherein the ears of the brake pad are seated in the pad locator indentations of the support structure, the projection on the opposing face of the brake pad is seated in the hole or recess located in the caliper body, and a clip which engages the opposing face of the brake pad and the caliper body and holds the brake pad in position with respect to the caliper body and the ears of the caliper body are seated in the caliper body locator indentations in the support structure. | 04-12-2012 |
20120103733 | ELECTRIC DISC BRAKE APPARATUS - In an electric disc brake apparatus, a rotating shaft which is rotated and driven by an electric motor and forms an input part of a force-multiplication mechanism is provided with a flange part. Thrust bearing is arranged between a sensor and an inner side surface of the flange part. The thrust bearing and the flange part are accommodated inside a case unit. The case unit includes an inner case, and an outer case coupled with the inner case in an inseparable state. An elastic member is formed between an inner side surface of the outer case and an outer side surface of the flange part. The elastic member urges the thrust bearing to a side of the inner case in which the sensor is installed. | 05-03-2012 |
20120199425 | FLOATING-DISK TYPE BRAKE SYSTEM - A floating-disk type brake system that includes floating disk assemblies placed respectively in spaces between a rotating member, such as a wheel of a transportation machine or a rotating shaft of a machine tool, and a stationary member to reduce differences in the rotating speed of adjacent sliding surfaces of the floating disk assemblies in frictional sliding engagement. The floating-disk type brake system includes a first floating disk assembly and a first disk assembly that are arranged between the ring gear and the planet carrier of a planetary gear built in a transmission or the like, and the first floating disk assembly and the first disk assembly are pressed together into frictional engagement to brake a rotating shaft. | 08-09-2012 |
20120211313 | DEVICE FOR ELECTRICAL BRAKING OF A DRIVE SHAFT - The electrical braking device according to the present invention includes a braking element ( | 08-23-2012 |
20120261219 | CABLE DISK BRAKE WITH BRAKE PAD CLEARANCE ADJUSTMENT MECHANISM - A cable disk brake apparatus comprises a caliper housing structured to be attached to a bicycle, a first brake pad coupled to the caliper housing for movement between a release position and a braking position, and a second brake pad coupled to the caliper housing and arranged facing the first brake pad. A drive shaft is coupled to the caliper housing, wherein the drive shaft rotates around a drive shaft axis to move the first brake pad in an axial direction from the release position towards the braking position. An actuating member rotates to communicate rotational force to the drive shaft to cause the drive shaft to move the first brake pad from the release position towards the braking position, and a drive coupling member is coupled to the drive shaft to communicate rotational force from the actuating member to the drive shaft. An adjusting member adjusts a position of the drive coupling member relative to the actuating member. | 10-18-2012 |
20120285776 | ELECTROMECHANICAL DISC BRAKE APPARATUS - Disclosed is to an electromechanical disc brake apparatus in which a caliper housing has a reduced weight, enabling rapid braking. | 11-15-2012 |
20120285777 | VEHICLE BRAKE APPARATUS - A vehicle brake apparatus capable of preventing abnormal vibration due to thickness variations in a disc rotor includes a motor drive unit configured to control the motor which presses the brake pad against the disc rotor, a brake pressure detection unit for detecting a braking pressure for pressing the brake pad, and a wheel speed sensor for detecting a rotation speed of the disc rotor. If an amount of variation in the detection values detected by the brake pressure detection unit during one rotation of the disc rotor exceeds a variation amount determination threshold value and a detection value variation frequency has a correlation with the rotation speed of the disc rotor and the detection value variation frequency exceeds a variation frequency determination threshold value, the motor drive unit controls the motor in inverted phase to the variation in the detection values. | 11-15-2012 |
20120298454 | Brake Pad Retention System - An improved approach to brake pad retention within a brake caliper is provided by a brake pad and brake caliper system in which brake pad retention features are provided on one of the brake pad or the caliper, with corresponding holes for receiving the retention features being provided on the corresponding pad or caliper part. The retention feature may be pin affixed to or integrally formed with the brake pad backing plate, about which a self-retaining spring bushing is located. The spring bushing and the corresponding retention feature receiving hole are sized so that the spring bushing is radially compressed when the brake pad is installed in the brake caliper by an amount sufficient to retain the brake pad in the caliper while still allowing the brake pad to move tangentially as necessary to transfer braking torque to the axle on which the caliper is mounted. | 11-29-2012 |
20120298455 | ACTUATION UNIT FOR AN ELECTROMECHANICALLY ACTUATED DISK BRAKE - An actuation unit for an electromechanically actuated disk brake for motor vehicles, arranged on a brake caliper ( | 11-29-2012 |
20120305344 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISK BRAKE SYSTEM - A linear motion actuator is provided of which the output member can be smoothly moved linearly even when lateral moment acts on the output member. A carrier ( | 12-06-2012 |
20130020153 | SELECTION OF COMPONENTS OF A DISC BRAKE AND DISC BRAKE - The invention relates to a selection of components of a disc brake, in particular for commercial vehicles, having a brake caliper having an installation opening for installing a brake shaft, a first brake shaft and a second brake shaft, wherein the two brake shafts are coordinated with the brake caliper in such a manner that they can be used to apply the brake. According to the invention, the first brake shaft, but not the second, fits through the installation opening. The further invention relates to a disc brake, in particular for commercial vehicles, having a brake shaft and a brake caliper having an installation opening for installing the brake shaft, wherein the brake shaft is coordinated with the brake caliper in such a manner that said brake shaft can be used to apply the brake. According to the invention, the brake caliper and the brake shaft each have a coding, which allows installation of the brake shaft through the installation opening only if the two codings match. | 01-24-2013 |
20130020154 | BRAKE DEVICE, FRICTION COUPLE FOR BRAKE DEVICE, AND BRAKE PAD - A brake device includes a first member having holders, each of the holder configured to be in contact with a corresponding rolling body and hold the rolling body rotatably; a second member provided in contact with the rolling body and configured to rotate the rolling body in the holder according to a relative displacement with the first member; and a pressing mechanism configured to press the first member and the second member against each other. This makes it possible appropriately to set performance regardless of, for example, a projecting area of a surface of the first member, the surface being pressed by the second member. | 01-24-2013 |
20130032436 | HYDRAULIC BRAKING DEVICE FOR A YAW DRIVE OF A WIND TURBINE AND CONTROL DEVICE THEREFOR - The invention relates to a hydraulic braking device for a yaw drive of a wind turbine and to a control device therefor. A hydraulic braking device for a yaw drive in a nacelle of a wind turbine, comprising a brake disk ring rotationally fixed to the nacelle, a plurality of disk brakes distributed over the circumference of the brake disk ring being associated with the brake disk ring, is known. According to the invention, at least one disk brake is provided with a friction lining arrangement that differs from the other disk brakes, the friction coefficient of said friction lining arrangement being reduced compared to the other disk brakes. The invention can be used for wind turbines. | 02-07-2013 |
20130048443 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC BRAKE SYSTEM - An electric brake system is proposed which includes an electric linear motion actuator and can generate the required braking force with high accuracy. A load sensor ( | 02-28-2013 |
20130062148 | ELECTROMECHANICAL BRAKE MODULE AND ELECTROMECHANICAL BRAKE SYSTEM INCLUDING THE SAME - Disclosed is an electromechanical brake system. The electromechanical brake system includes an electric motor, a reduction gear to transfer power of the electric motor, a screw spindle connected to the reduction gear, the screw spindle being rotatably provided, a spindle nut coupled to the screw spindle, the spindle nut being linear-movably provided, a brake pad to move toward the disc, as the spindle nut applies pressure thereto, and a self-locking structure to limit movement of the spindle nut and thereby prevent the spindle nut from being moved in a reverse direction, when the brake pad contacts the disc. | 03-14-2013 |
20130068571 | Sensor Unit For A Disc Brake - A sensor device for the detection of the lining wear at a disc brake having a brake caliper and a brake actuation mechanism being arranged in the brake caliper, which includes a thrust piece which cooperates directly or indirectly with a brake lining so that a movement of the brake lining corresponds to the movement of the thrust piece, in which the sensor device can be inserted as a unit into the housing of the brake caliper from the rear. | 03-21-2013 |
20130105253 | DECELERATOR AND MOTOR BRAKE WITH THE SAME | 05-02-2013 |
20130126279 | DECELERATOR AND MOTOR BRAKE WITH THE SAME - Disclosed herein are a decelerator in which a first deceleration unit of a planet gear type is provided inside a second deceleration unit of a cycloid type so as to apply eccentric rotation force to the second deceleration unit, and a motor brake with the same. The decelerator restricts an increase in the axial thickness of a motor and achieves an effectively increased deceleration ratio, and the motor brake equipped with the decelerator restricts an increase of the overall length thereof due to the decelerator, achieving enhanced space utility. | 05-23-2013 |
20130133988 | METHOD FOR OPERATING A BRAKE SYSTEM OF A VEHICLE - A method for operating a brake system of a vehicle is described. The vehicle includes a service brake having a brake master cylinder and a plurality of wheels each having a respective brake device. Upon attainment of a given measurement value, in particular in the context of a stability control procedure, a brake pressure is built up by means of the brake master cylinder at the brake devices of all wheels. | 05-30-2013 |
20130146401 | CABLE-LENGTH-ADJUSTMENT DEVICE - An adjustment device may include a conduit-adjustment mechanism and a cable-adjustment mechanism. The conduit-adjustment mechanism may be connected to first and second conduit segments and may be movable to adjust a position of one of the first and second conduit segments relative to the other of the first and second conduit segments. The cable-adjustment mechanism may be connected to first and second cable segments at least partially received within the first and second conduit segments, respectively. The cable-adjustment mechanism may be configured to transmit motion between the first and second cable segments. The cable-adjustment mechanism may be movable independently of the conduit-adjustment mechanism to adjust a position of one of the first and second cable segments relative to the other of the first and second cable segments. | 06-13-2013 |
20130146402 | BRAKE DEVICE, FRICTION COUPLE FOR BRAKE DEVICE, AND BRAKE PAD - A first member including a plurality of contacting portions and an absorbing portion capable of absorbing displacement of the contacting portions, a second member provided capable of relatively displacing with respect to the first member by contacting with the plurality of contacting portions, and a pressing mechanism configured to press the first member against the second member are provided. Therefore, for example, since the absorbing portion is capable of absorbing the displacement of the contacting portion, it is possible to make friction performance appropriate by stabilizing an area of a friction place. | 06-13-2013 |
20130168192 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISK BRAKE SYSTEM - An electric linear motion actuator is proposed which includes planetary rollers mounted between the radially inner surface of an outer ring member and the radially outer surface of a rotary shaft, and a carrier rotatable about the rotary shaft and including radially movable roller shafts rotatably supporting the respective planetary rollers. Elastic rings each having circumferentially separate ends are each wrapped around the roller shafts to radially inwardly bias the roller shafts, thereby bringing the respective planetary rollers into elastic contact with the radially outer surface of the rotary shaft. Each elastic ring is prevented from rotating relative to the roller shafts, thereby preventing one of the roller shafts from being axially aligned with the gap between the circumferential separate ends, causing the elastic ring to be radially compressed and thus making it impossible for the elastic rings to radially bias the roller shafts. | 07-04-2013 |
20130186717 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISK BRAKE SYSTEM - A disk brake system includes a disk, brake pads, and a linear motion actuator including an electric motor, a rotary shaft coupled to the motor through a reduction gear mechanism, planetary rollers formed with helical grooves in their outer surfaces, and an outer ring member having a helical rib engages in the helical grooves. The outer ring is coupled to one of the brake pads. When the rotary shaft is rotated by the motor, the outer ring member is moved axially through the planetary rollers, and the brake pads are pressed against the disk. The linear motion actuator further includes a locking mechanism including engaging holes formed in an intermediate gear of the reduction gear mechanism at equal intervals, a locking pin, and a linear solenoid for moving the locking pin until the pin engages in one of the engaging holes, thus locking the motor. | 07-25-2013 |
20130228402 | PARKING BRAKE IN A VEHICLE - A parking brake in a vehicle has one wheel-brake unit on each of two vehicle wheels, each having one DC brake motor for generating a clamping force which holds the vehicle at a standstill. The electric brake motors are controllable via a control unit, each brake motor being assigned one H-bridge and the H-bridges being interconnected in such a way that one shared half-bridge branch having switches for controlling both brake motors is formed. | 09-05-2013 |
20130270047 | ELECTRIC PARKING BRAKE - Disclosed is an electric parking brake (EPB). The EPB includes a carrier at which a pair of pad plates is installed, a caliper housing slidably installed at the carrier and provided with a cylinder in which a piston is installed, a spindle member arranged through a rear wall of the caliper housing and adapted to rotate, a pressing device provided with a nut member screw-coupled with the spindle member to apply pressure and release pressure applied to the piston according to rotation of the spindle member, and an actuator unit to transmit rotational force to the pressing unit. The actuator unit includes a plurality of motors installed at an outer surface of the caliper housing, and a reducer to amplify the driving force and transmit the driving force to the spindle member. Each of the motors is adapted to be independently controlled by an electronic control unit. | 10-17-2013 |
20130292215 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISK BRAKE SYSTEM - A linear motion actuator includes an outer ring member mounted in a housing, a rotary shaft rotated by a motor, planetary rollers mounted between the outer ring member and the shaft and supported by a carrier rotatable about the shaft. A helical rib is formed on the inner surface of the outer ring member which is engaged in helical grooves formed in outer surfaces of the planetary rollers. When the shaft rotates, the planetary rollers rotate and revolve, thereby axially moving the outer ring member. Uneven axial loads applied to the planetary rollers from the outer ring member are supported by thrust bearings disposed between the planetary rollers and an inner disk of the carrier. Aligning seats are provided between each opposed pair of the planetary rollers and the thrust bearings such that the contact surfaces of the aligning seats shift relative to each other under the uneven axial loads. | 11-07-2013 |
20130327600 | BRAKING APPARATUS - The invention relates to a braking apparatus, in particular for implements of motor-driven tool units comprising an arm having at least one bearing disposed therein for rotatable mounting of an axle and comprising a flange fastened on the rotatably mounted axle, wherein the axle and/or the flange are drivable by means of a drive motor, wherein a first friction element is firmly connected on the arm and a second friction element is connected to the axle and/or to the flange, wherein the first and the second friction element come into frictional contact with one another or not depending on the action of centrifugal force on at least one flyweight. | 12-12-2013 |
20130341131 | Electromechanical Vehicle Brake - An electromechanical vehicle brake comprising a brake disc, a caliper having a brake pad in frictional engagement with the brake disc, a coil frictionally engageable with the brake disc upon application of an electric current to the coil, the coil coupled to the caliper, and frictional engagement of the coil with the brake disc causes a clamp force to be applied by the caliper to the brake disc. | 12-26-2013 |
20130341132 | FRICTION BRAKE - The disclosure relates to a friction brake in the design of a disc brake as a vehicle brake having a piezo element as an actuating device and a piezo element as a force-voltage converter on which a movable friction brake pad is supported against turning with a brake disc and thus generates a voltage on the piezo element which an electronic control unit couples into the piezo element of the actuating device, causing the friction brake to have a self-amplification. | 12-26-2013 |
20140000991 | Disc Brake | 01-02-2014 |
20140000992 | ELECTRIC BRAKE WITH PARKING MECHANISM | 01-02-2014 |
20140060981 | VEHICLE BRAKING SYSTEM - A vehicle braking system includes a wheel braking unit with an actuator, friction unit, and resilient member. The wheel braking unit is controlled by an operating element. The braking system can be operated in a normal operation mode by a control parameter. The braking system can be operated in a safety mode when the control parameter falls below a threshold value. In the normal mode, the control parameter acts on the actuator so that the actuator establishes a first air clearance in the friction unit. When in the safety mode, a resilient member establishes a second air clearance, which is smaller than the first air clearance. | 03-06-2014 |
20140110195 | BRAKING SYSTEM AND METHOD OF DETECTING A FAILURE OF A BRAKE ACTUATOR - A method of detecting a failure of a brake actuator is provided. The method includes monitoring an angular position of a motor controlling the brake actuator. Also included is monitoring a linear position of a linear translation arrangement of the brake actuator, wherein the linear position of the linear translation arrangement is controlled by a gear assembly in communication with the motor and the linear translation arrangement. Further included is comparing the linear position of the linear translation arrangement with the angular position of the motor. Yet further included is determining whether the linear position of the linear translation arrangement is within a predetermined range of linear positions corresponding to a plurality of angular positions. | 04-24-2014 |
20140116814 | ELECTROMECHANICAL BRAKING METHOD FOR REDUCING VIBRATION - The invention relates to an electromechanical braking method for an aircraft having at least one electromechanical brake | 05-01-2014 |
20140116815 | DISK BRAKE DEVICE AND CALIPER SLIDE MECHANISM - A disc brake device includes: a disc rotor rotating around a rotational axial line; a friction pad facing a friction surface of the disc rotor; a caliper capable of pressing the friction pad to the friction surface of the disc rotor; a mounting provided with the caliper; and a caliper slide mechanism supporting the caliper on the mounting in a manner enabling slide movement via a slide pin inserted in a guide section provided in a hole section of the caliper or the mounting, in which the caliper slide mechanism has a variable mechanism making a permissible swing angle of the slide pin with respect to a slide movement direction variable in response to a braking action along with slide movement of the caliper. Accordingly, the disc brake device and the caliper slide mechanism can provide an effect of reducing noises. | 05-01-2014 |
20140158479 | ELECTRIC BRAKE SYSTEM - An electric brake system includes a linear motion mechanism for converting the rotation of a rotary shaft to a linear motion of an outer ring member, and configured such that the friction pad is pressed against the brake disk by the outer ring member. The brake system further includes a reaction force receiving member adapted to receive an axially rearward reaction force generated when the friction pad is moved axially forwardly and pressed against the brake disk, and a stationary member provided axially rearward of the reaction force receiving member. A magnetic pole row is mounted to the reaction force receiving member, while the magnetic sensor is mounted to the stationary member. | 06-12-2014 |
20140209419 | Disc Brake and Brake Pad for a Disc Brake - A disc brake for a commercial vehicle includes a brake caliper which takes the form of a sliding caliper and straddles a brake disc. In the caliper, brake pads are arranged on an actuation side and a reaction side, which pads can be pressed against both sides of the brake disc by an actuation device during braking The reaction-side brake pad is supported on a rear-side wall of the brake caliper by a pad carrier plate carrying a friction pad, and a gap is formed in a non-operational position in a region facing an assembly opening of the brake caliper between the rear-side wall of the brake caliper and the reaction-side brake pad. The gap is wider than the adjacent region and the length of the gap corresponds at least to the length of the contact surface of the reaction-side wall on the pad carrier plate when braking is applied. The disc brake is disposed such that the gap is formed by at least one recess in the pad carrier plate. The recess is integrated into the planar rear side running parallel to the side carrying the friction pad. The recess runs at a distance from the edges of the pad carrier plate that delimit the longitudinal sides of the brake pad. | 07-31-2014 |
20140209420 | DISC BRAKE, IN PARTICULAR FOR UTILITY VEHICLES, AND RETAINER SPRING IN SUCH A DISC BRAKE - The invention relates to a disc brake, in particular for utility vehicles, comprising a brake lining that comprises a first protrusion located eccentrically in the thickness direction, a tensioning unit for pressing the brake lining against a brake disc, a pressure plate, via which the tensioning unit presses the brake lining against the brake disc when braking, and a first retainer spring for retaining the brake lining, which retainer spring comprises an opening for accommodating the first protrusion, wherein a projection on the retainer spring extends in the mounted state over the brake lining on one side in the axial direction of the brake disc. | 07-31-2014 |
20140262633 | BRAKING DEVICE, SYSTEM AND METHOD - A braking system for safely collecting brake dust produced by operation of a braking mechanism. The braking system comprises a collector apparatus coupled with a braking mechanism. The collector apparatus is able to include a shroud that surrounds the braking mechanism and a catch element coupled with the shroud for collecting brake dust exiting the shroud. As a result, when coupled with the braking mechanism, the collector apparatus is able to ensure that most or all brake dust, such as copper or other particles from the braking mechanism that break off from the breaking mechanism during operation of the braking mechanism, are removed from the braking mechanism and collected by the filter/catch of the collector mechanism. | 09-18-2014 |
20140262634 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC BRAKE SYSTEM - An electric linear motion actuator is provided which can set the clearance during normal braking operation of an electric brake system. The linear motion actuator includes a load sensor for detecting the magnitude of the load with which a friction pad is pressed against the brake disk, a temperature sensor for compensating for the influence of temperature on the load sensor, and an electronic control unit. The electronic control unit is adapted to calculate a target rotational angle from the position of the electric motor corresponding to the magnitude of the load detected by the load sensor to the position of the electric motor where the clearance is at a predetermined value, and control the electric motor to rotate the electric motor by the target rotational angle. | 09-18-2014 |
20150027820 | ELECTROMECHANICAL BRAKE DEVICE - The present invention is directed to an electromechanical brake device for securing the structural reliability and improving the stability even when overloading. The electromechanical brake device configured to brake by pressing a disk-shaped disc, which is rotated with motor vehicle wheels, with a pair of friction pads, and including a piston unit configured to move the friction pads in a direction of the disc, including: an internal shaft connected to an external motor so as to rotate when the motor is driven; an external shaft, in which an end of the internal shaft is inserted, configured to rotate together when the internal shaft is rotated, and to which the piston unit is connected so as to move in the disc direction; and a load control unit provided between the internal shaft and the external shaft, so that the external shaft is rotated together when the internal shaft is rotated, and the internal shaft and the external shaft are rotated at different speeds when a load of a predetermined value or more is applied between the internal shaft and the external shaft. | 01-29-2015 |
20150090540 | ELECTRIC BRAKING DEVICE FOR VEHICLE - There is provided an electric braking device for a vehicle, which includes a brake caliper which is provided to a wheel, a pressing member which is provided to the brake caliper and is driven to press a friction member to a rotary member fixed to the wheel, an electric motor which is a power source to drive the pressing member, an electric power/signal line which supplies electric power to the electric motor or allows a first electric circuit provided in a vehicle body to communicate with a second electric circuit provided in the brake caliper, and a connector which relays the electric power line. The connector includes a terminal joining portion which joins one terminal and another terminal to each other, and the one terminal and the another terminal are made of metal. The terminal joining portion is positioned inside the brake caliper. | 04-02-2015 |
20150096847 | Rotary Lever Disc Brake Caliper with Rack and Pinion Mechanism - A rotary lever disc brake actuating mechanism and a method for operating the rotary lever disc brake mechanism is provided. The mechanism includes a rotary lever which rotates a pinion to further rotate brake pad application racks. The racks are arranged to rotate toward an inboard brake pad to advance the brake pad toward a brake disc. The racks may further cooperate with lateral pins fixed to an outboard portion of the brake such that the outboard portion simultaneously advances an outboard brake pad toward the brake disc when the racks rotate. The brake mechanism may be assembled into a cartridge to be placed within an inboard portion of a brake caliper. The brake caliper may be located on a caliper mount via adjustment pins, whereby during new brake pad installation the caliper is self-centered by application of the brake, followed by securing the caliper to the adjustment pins. | 04-09-2015 |
20150101893 | Disc Brake - A disc brake includes a brake caliper, in which two brake pads can be pressed against a brake disc when in operation. A brake pad on the action side is actuatable via a brake plunger of a brake application device. The brake plunger is led through an opening of a closure cover that closes a receiving chamber of the brake caliper. A bellows rests against the brake plunger and, on the other side, against the closure cover to seal the receiving chamber. A secondary seal is retained on the closure cover, which secondary seal is arranged concentrically to the bellows and rests against the brake plunger. The secondary seal is configured to rest slidingly against the brake plunger. | 04-16-2015 |
20150136536 | MOTOR-DRIVEN BRAKE HAVING MULTI-PAD - An actuator-driven brake having a multi-pad, may include a torque member, a spindle that may be operated by a driving force from an actuator, a disc pressing assembly that may be pivotally coupled to the torque member and includes an outside lever and an inside lever, wherein each one end of the outside lever and the inside lever may be connected to the spindle and wherein the outside lever and the inside lever simultaneously press both sides of a brake disc by coming closer to each other when the spindle rotates, and a brake pad assembly that includes an outside pad attached to an inner side of the outside lever and an inside pad attached to an inner side of the inside lever. | 05-21-2015 |
20150144438 | ELECTRO-MECHANICAL BRAKE WITH DIFFERENTIAL GEAR - Provided is an electro-mechanical brake with a differential gear which includes a driving unit that generates a rotational force by a power that is selectively applied along with the operation of the brake pedal, a differential gear unit that is connected to the driving unit through a gear and in which a first shaft and a second shaft that are disposed in a straight line, an external braking unit that is connected to the first shaft of the differential gear unit through a gear, and an internal braking unit that is connected to the second shaft of the differential gear unit through a gear. | 05-28-2015 |
20150330466 | ELECTRIC PARKING BRAKE SYSTEM - According to an electric parking brake system, a power loss of when detecting a position or a displacement of a plunger is reduced without arranging a sensor, and a mounting space is also reduced. A resonance capacitor is connected to a coil of a solenoid to form a resonance circuit, and a drive current superimposed with a resonance frequency is input to the solenoid forming the resonance circuit. When the position of the plunger in the coil is changed, the inductance of the coil changes and the resonance frequency moves. The position or the displacement of the plunger is detected from such change without arranging the senor, and thus an installation space is not necessary. Therefore, the change in the detection value (change in resonance point) of both ends of the solenoid is detected by superimposing the oscillation output in such manner. | 11-19-2015 |
20150354651 | ELECTRO-MECHANICAL BRAKE - Provided is an electro-mechanical brake (EMB) including a driving unit configured to generate rotational force by power selectively applied as a user operates a brake pedal, a differential gear unit including a first shaft and a second shaft disposed to be aligned to form rotational shafts and rotate in the same direction by rotational force from the driving unit, a first pad disposed on one side of a brake disk, a second pad disposed on the other side of the disk, a first braking unit configured to enable the first pad to be brought into contact with one side of the disk according to a rotation of the first shaft to generate braking force, and a second braking unit configured to enable the second pad to be brought into contact with the other side of the disk according to a rotation of the second shaft to generate braking force. | 12-10-2015 |
20150360667 | VEHICLE ELECTRIC BRAKING DEVICE - A mount member is fixed to a support member by first and second fastening members, and a caliper is mounted to the mount member by first and second guide members. A motor axis of an electric motor and an axis of a shaft member configured to press a pressing member are different from each other. The electric motor is fixed to the caliper. When viewed from an axial direction of the first guide member, the motor axis is positioned inside a fastening quadrangle having four corners corresponding to positions of respective axes of, and is perpendicular to the axis, and the motor axis is orthogonal to a plane of the fastening quadrangle. As a result, there may be provided a vehicle electric braking device in which an axial direction dimension may be reduced to suppress an amplitude caused by vibration, and components sensitive to vibration influence are appropriately arranged. | 12-17-2015 |
20150362032 | ELECTRONIC PARKING BRAKE - Disclosed herein is an electronic parking brake including: a carrier fixed to a body of a vehicle; a caliper housing that is slidably installed in the carrier; a motor that is disposed at an outside of the caliper housing and generates a rotational force; a decelerator that amplifies the rotational force of the motor; and a conversion unit that converts a rotational force transmitted from the decelerator into a rectilinear motion, wherein the decelerator includes a belt planetary gear part, and the belt planetary gear part includes: a solar gear rotated by receiving the rotational force of the motor; a belt gear engaged with the solar gear; a transmission plate that is connected to the belt gear and has belt support parts for supporting the belt gear so that the belt gear is rotatable; and a ring gear that is engaged with an outer surface of the belt gear and fixed to the belt gear so as to rotate the transmission plate. | 12-17-2015 |
20150369316 | Electric Bike Retrofit for Disc Brakes Bicycle - An apparatus and method for an electric bike retrofit for disc brakes vehicle include an electric motor coupled with a rotor brake. The apparatus and method provide advantages in that the drive gear for the electric motor may be integrated with the brake rotor decreasing weight and minimizing necessary parts. The electric motor may mount to the existing brake caliper mounts and drive the brake rotor without the use of a chain, belt, or the like. Multiple gear ratios may be incorporated into the brake rotor allowing for shifting and increased efficiency of the electric drive system. | 12-24-2015 |
20160025170 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC DISK BRAKE SYSTEM - An electric linear motion actuator includes planetary rollers mounted between the radially inner surface of an outer ring member and the radially outer surface of a rotary shaft, and a carrier rotatable about the rotary shaft and including radially movable roller shafts rotatably supporting the respective planetary rollers. Elastic rings each having circumferentially separate ends are each wrapped around the roller shafts to radially inwardly bias the roller shafts, thereby bringing the respective planetary rollers into elastic contact with the radially outer surface of the rotary shaft. Each elastic ring is prevented from rotating relative to the roller shafts, thereby preventing one of the roller shafts from being axially aligned with the gap between the circumferential separate ends, causing the elastic ring to be radially compressed and thus making it impossible for the elastic rings to radially bias the roller shafts. | 01-28-2016 |
20160052496 | BRAKE SYSTEM - An object of the present invention is to obtain a brake system that can generate appropriate braking force without influence of temperature. A brake system includes: a piston that presses pressing members; a motor that moves the piston; a current detection unit that detects current flowing in the motor; a storage unit that stores a correspondence relation between idle running current and motor stopping current; a motor stopping current setting unit that sets the motor stopping current using the storage unit and the idle running current; and a control unit that stops to supply the current to the motor when the current flowing in the motor reaches the motor stopping current. The correspondence relation is set so that the rate of change of the motor stopping current relative to the idle running current becomes smaller when the idle running current is small than that when it is large. | 02-25-2016 |
20160061675 | SYSTEM FOR REPRODUCING A DRY FRICTION TORQUE - A system for reproducing a dry friction torque applied to an actuator on a valve of a hydraulic line including a disc coupled to a power transmission shaft; a disc brake including a caliper mounted on a frame and plates adapted to be put into contact with the disc; and an electric actuator configured to control the force of application of the plates onto the disc so as to apply a controlled resistive torque to the power transmission shaft, is provided. | 03-03-2016 |
20160069403 | DISK BRAKE - A disk brake includes a caliper, and a driving unit disposed in a housing attached to the caliper. An attachment portion used to attach the housing to the caliper and a connector used to supply power to the electric motor are protrudingly provided at the housing. The attachment portion is formed in such a manner that a distance between a center of the disk rotor and a portion of the attachment portion located farthest away from the center of the disk rotor in a radial direction is longer than a distance between the center of the disk rotor and a portion of the connector located farthest away from the center of the disk rotor in the radial direction, and a width of the connector in an axial direction of the disk rotor falls within a range of a width of the attachment portion in the axial direction. | 03-10-2016 |
20160091039 | ELECTRIC LINEAR MOTION ACTUATOR AND ELECTRIC BRAKE SYSTEM - An electric linear motion actuator whose power consumption is low is provided. The electric linear motion actuator includes an electric motor, a motion conversion mechanism for converting the torque of the electric motor to the linear driving force of an outer ring member, a load sensor, and a motor control device. The motor control device is configured to control the electric current applied to the electric motor such that the torque of the electric motor increases until the pressing force detected by the load sensor exceeds a target value, and then the torque of the electric motor decreases until the pressing force detected by the load sensor reaches the target value. | 03-31-2016 |
20160102718 | ELECTROMAGNETIC ACTIVE BRAKE - An electromagnetic active brake which is de-energized in the brake standby state, including—a brake body ( | 04-14-2016 |
20160169305 | DISK BRAKE, IN PARTICULAR FOR UTILITY VEHICLES, AND BRAKE PAD OF A DISK BRAKE OF SAID TYPE | 06-16-2016 |
20160200308 | ELECTRIC BRAKE DEVICE | 07-14-2016 |
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