Class / Patent application number | Description | Number of patent applications / Date published |
188156000 | Electric and mechanical | 55 |
20080196983 | Brake Actuating Unit For Actuating A Motor Vehicle Brake System - Disclosed is a brake actuating unit for actuating a motor vehicle brake system of the ‘brake-by-wire’ type. The system includes a brake booster which is operable in response to the driver's wish both by a brake pedal and by an electronic control unit. A device is provided to decouple a force-transmitting connection between the brake pedal and the brake booster in the ‘brake-by-wire’ operating mode. A master brake cylinder connected downstream of the brake booster, a device to detect a deceleration request of the driver, and a pedal travel simulator which interacts with the brake pedal and due to which a resetting force acting on the brake pedal can be simulated in the ‘brake-by-wire’ operating mode independently of an actuation of the brake booster, and which can be enabled in the ‘brake-by-wire’ operating mode when the force-transmitting connection between the brake pedal and the brake booster is decoupled and can be disabled outside the ‘brake-by-wire’ operating mode. The pedal travel simulator ( | 08-21-2008 |
20080202870 | Holding Brake Device - A holding brake device has a brake body, a drive output body and a brake surface. The drive output body is arranged so as to be axially moveable. The drive output body can be coupled to a drive output unit, by which an axial drive output force can be exerted on the drive output body in a predefined direction. The drive output body has a guide element. The brake body has a guide in which the guide element of the drive output body is guided. The brake body and the guide are designed such that the brake body is clamped between the guide element and the brake surface, or the clamping of the brake body between the guide element and the brake surface is released, depending on a current position of the brake body in relation to the guide element of the drive output body. | 08-28-2008 |
20080230331 | Electric Brake Actuating Assembly - An electric brake actuating assembly ( | 09-25-2008 |
20080236963 | Actuator Control Unit and Electric-Mechanical Brake Unit - The invention achieves a further downsizing of an actuator control unit. The actuator control unit has a control circuit controlling an actuator, and a bus bar electrically connected to the control circuit and arranged such as to be partially embedded in an inner portion of a resin case and be partially exposed to an outer portion of the resin case. It is preferable to have a projection portion extending in a wiring direction of the bus bar between two bus bars wired adjacently, having a greater height than an embedded plane of the bus bar in the resin case, and made of an insulating material. | 10-02-2008 |
20080245624 | Latching device for electro-mechanical actuators - A latching device including a reversibly rotatable drive gear, a reversibly rotatable driven gear meshing with the drive gear, and a cantilever including a latching gear meshing with one of either the drive gear or the driven gear. The cantilever includes an electrically distortable polymeric material configured to distort in response to an applied current to position the latching gear in an intermeshing relationship with both the drive gear and the driven gear, such that the drive gear, driven gear, and latching gear selectively prevent rotational motion of the gear assembly in a predetermined direction. Also, an electromechanical brake assembly including a rotary motor and the latching device, where the gear assembly selectively prevents rotational motion of the rotary motor in a brake-disengaging direction. | 10-09-2008 |
20080283346 | Controller for Electromechanical Braking System with Running Clearance Adjustment and Method - A system and method for establishing a running clearance position for an electromechanical actuator ( | 11-20-2008 |
20080296106 | Redundant Brake Actuators For Fail Safe Brake System - A vehicle brake system includes first and second central control units communicating with, respectively, first and second control networks, and a plurality of brake units. Each brake unit includes a brake component, a self-enforcing mechanism associated with and acting upon the brake component, and first and second actuation mechanisms acting upon the self enforcing mechanism, in response to, respectively, first and second actuation control signals, to cause actuation of the brake component. Each brake unit also includes first and second local control units in direct communication with, respectively, the first and second central control units via, respectively, the first and second control networks. The first and second local control units are in communication with, respectively, the first and second actuation mechanisms and transmit, respectively, the first and second actuation control signals to, respectively, the first and second actuation mechanisms, under certain circumstances, to cause actuation of the brake component. | 12-04-2008 |
20090014261 | Apparatus for controlling aircraft parking brakes - An apparatus for remotely controlling an aircraft having a self-propelled nosewheel, on the ground, comprises parking brakes; an APU on said aircraft; control means for applying and releasing said parking brakes; control means for turning on and off said APU; transmitting means for transmitting information to said parking brakes and said APU; receiving means for receiving information at said parking brakes; and receiving means for receiving information at said APU. | 01-15-2009 |
20090050420 | Reduced-Noise Electric Brake Actuator - An electric brake actuator is described. The actuator comprises a housing, an electric motor, a device for torque transmission and an element for torque delivery. The device for torque transmission is a gear mechanism with a gear shaft which is parallel to the motor shaft, wherein the torque is transmitted from the electric motor to the gear mechanism by means of a belt drive. The distance between the motor shaft and the gear shaft is fixed by means of a rigid spacer, the opposite ends of which are located on different sides of the plane which is defined by a belt of the belt drive. | 02-26-2009 |
20090107778 | ACTUATION SYSTEM FOR A PARKING BRAKE - The present invention relates to an actuation system for a parking brake of a motor vehicle, comprising a foot or a hand-actuated manual actuation means ( | 04-30-2009 |
20090173586 | Safety brake - The present invention concerns a safety brake ( | 07-09-2009 |
20090205912 | ELECTRIC PARKING BRAKE - Disclosed is an electric parking brake. The electric parking brake includes a motor which forms torque through an electric device, multi-stage gears coupled with the motor, a gear wheel which is mechanically linked with the multi-stage gears, a screw nut which has a hollow structure, and is integrally formed with an inner circumferential surface of the gear wheel, a spindle geared with an inner circumferential surface of the screw nut to move in a shaft direction according to rotation of the gear wheel, a parking cable linked with the spindle at an outlet side of the spindle remote from the gear wheel, a stopper member fixed to an outer circumferential surface of a second end opposite to a first end of the spindle linked with the parking cable to prevent the spindle from excessively rotating when breaking is released. In the electric parking brake, the stopper member is fixed on the outer circumferential surface of an end opposite to one end of the spindle linked with the parking cable. In braking, the spindle moves in a direction to pull the parking cable such that the parking cable is pulled to the inner part of the screw nut. The length of the spindle and the space occupied by the spindle are reduced, so that the manufacturing cost can be significantly reduced. | 08-20-2009 |
20090260929 | Electric Actuator Unit for a Vehicle Brake Assembly - An improved structure for an electric actuator unit for use in a brake assembly. According to an embodiment, a drum brake assembly comprises a mounting flange having an abutment; a backing plate secured to the mounting flange, the backing plate having a pair of brake shoes supported thereon; and an electric actuator unit for actuating the drum brake assembly to selectively move the brake shoes between a braking and a non-braking position, the electric actuator unit including a motor, a gear-set operatively coupled to be driven by the motor, a spindle nut operatively coupled to be rotationally driven by the gear-set, a pull rod operatively coupled to be translatorily driven by the spindle nut, and a brake shoe actuation link assembly operatively coupled to be actuated by the pull rod to thereby move the brake shoes between the braking and non-braking positions, the pull rod being operatively coupled to the brake shoe actuation link assembly by a link, the link having a first end pivotally connected to the pull rod and a second end pivotally connected to a second member of the brake shoe actuation link assembly. | 10-22-2009 |
20090277730 | ACTUATOR FOR AN ELECTROMECHANICAL BRAKE, A BRAKE INCLUDING SUCH AN ACTUATOR, A VEHICLE INCLUDING AT LEAST ONE SUCH BRAKE, AND A METHOD OF IMPLEMENTING SAID ACTUATOR - The invention relates to an actuator for an electromechanical brake, the actuator comprising a pusher and a first drive member arranged to move the pusher in register with a stack of disks and to apply a braking pressure to the stack of disks, the actuator including a second drive member comprising a piezoelectric assembly suitable for modulating the braking pressure applied to the stack of disks. According to the invention, the piezoelectric assembly is disposed inside the actuator so as to present an end that is stationary. | 11-12-2009 |
20100025167 | Braking system for an off-highway machine involving electric retarding integrated with service brakes - The disclosure describes, in one aspect, a method of braking a machine having an electric drive configuration. The electric drive configuration includes at least one electric retarding system connected to a first set of wheels. Additionally, a first friction brake system connects to the first set of wheels to provide a braking output torque. A second friction brake system connects to a second set of wheels and provides a second braking output torque. The system calculates and applies a braking ratio between the electric and friction braking systems based upon both user controls and conditions encountered. | 02-04-2010 |
20100078273 | Electronic Parking Brake Apparatus - An electronic parking brake apparatus may include a driving member coupled to and actuating a parking cable, a case in which the driving member is housed, a cable ferrule disposed outside the case and coupled to a portion of the parking cable therethrough, wherein the cable ferrule is biased toward the case by the parking cable when the driving member actuates the parking cable, and a sensing member interposed between the case and the cable ferrule and measuring tension of the parking cable. | 04-01-2010 |
20100101900 | ELECTRIC BRAKE - In an electric brake of the present invention, a plunger of an actuator is connected through a pin to a pivot arm to which an engaging pawl engageable with a tooth portion of a ratchet is pivotably attached. A lower surface (a force-receiving portion) of the pin is adapted to receive an upward force which is applied by a tool inserted through a bolt hole threadably engaged with a watertight bolt. When the parking brake is operated (the engaging pawl is engaged with the tooth portion of the ratchet), if supply of current to the coil becomes impossible, the pin is moved upward by means of the tool, to thereby separate the engaging pawl from the tooth portion. Therefore, an emergency action to release the parking brake can be manually conducted. | 04-29-2010 |
20100133051 | Power Brake System for a Motor Vehicle - A brake system, in particular a dual circuit brake system, for a motor vehicle, includes brakes which can be activated by a brake pedal operatively connected to a brake servo. Each brake engages one wheel. The brake system is designed such that a brake servo is assigned to each brake of at least one brake circuit, and the brake servos can be activated by the brake pedal. | 06-03-2010 |
20100140030 | DISC BRAKE FOR VEHICLE - Disclosed is a disc brake for a vehicle, such as an electronic wedge brake, capable of preventing a disc from being subject to the moment due to misalignment of inner and outer friction members with respect to a disc. The disc brake includes a disc rotating together with a vehicle wheel, inner and outer friction pads disposed at both sides of the disc, respectively, a wedge unit installed at rear sides of the inner and outer friction pads to press the inner and outer friction pads against the disc, a driving device that operates the wedge unit for a braking operation, and a sync member for synchronizing braking positions of the inner and outer friction pads with respect to the disc. Since the disc is prevented from being subject to the moment, uneven wear does not occur in the friction member and/or the disc and deformation of the disc is prevented. | 06-10-2010 |
20100243386 | ELECTRIC PARKING BRAKE APPARATUS HAVING EMERGENCY RELEASE FUNCTION FOR VEHICLE - An electric parking brake apparatus having an emergency releasing function for a vehicle, includes an actuator having a driven member, and an emergency release mechanism releasing a parking brake without relying on an electric motor and including an emergency driving member, and an operation mechanism, which is provided between an operation portion provided at the vehicle interior and the actuator and drives the emergency driving member, wherein the operation mechanism includes an operation driving member, which is movable relative to the emergency driving member so as to be engageable with and disengageable from the emergency driving member and drives the emergency driving member in a case where the operation driving member is engaged with the emergency driving member, and a positioning mechanism, which normally maintains an disengaged state of the emergency driving member and is provided at an end portion of the operation mechanism positioned closer to the actuator. | 09-30-2010 |
20100243387 | ELECTROMECHANICAL FRICTION BRAKE - The invention relates to an electromechanical friction brake, for example in the form of a disc brake having an electromechanical actuation device. The electric motor of the actuation device presses a frictional brake lining against a brake disc by means of a reduction gearbox and a ball ramp mechanism. The actuation device is supported by a spring washer that is pretensioned so strongly that when the disc brake is released it acts on a segment with a falling spring characteristic; that is, a spring force exerted by the spring washer on the frictional brake lining increases with increasing tension of the disc brake. | 09-30-2010 |
20100258390 | HYBRID ELECTROMECHANICAL ACTUATOR BRAKE FOR WIND TURBINES - A brake including i) a caliper; ii) brake linings associated with the caliper; iii) at least one spring that forces the brake linings toward each other; and iv) an electromechanical actuator capable of forcing the brake linings away from each other against the spring force when actuated in a first direction and also capable of forcing the brake linings toward each other in combination with the spring force when actuated in a second direction opposite the first direction. | 10-14-2010 |
20110031074 | ELECTRIC MOTOR-DRIVEN BRAKE APPARATUS - An input rod and an input piston are advanced in response to an operation of a brake pedal, and an electric motor is driven according to the movement of the input piston to propel a primary piston in a master cylinder through a ball-screw mechanism. Thus, a hydraulic pressure is generated and supplied to a brake caliper of each wheel. At this time, a part of the hydraulic pressure is received by the input piston, and a part of the reaction force of hydraulic pressure during braking is fed back to the brake pedal. A nut member of the ball-screw mechanism has a nut part with a ball groove and a rotor part thinner in wall thickness than the nut part. A rotor core of the electric motor is press-fitted to the rotor part, thereby making it difficult for stress produced in the rotor part by press fitting to be transmitted to the nut part, and maintaining the high dimensional accuracy of the ball groove on the nut part. | 02-10-2011 |
20110132704 | BRAKE ACTUATOR ASSEMBLY WITH LINE REPLACEABLE MOTOR FEATURES - An aircraft brake system electromechanical actuator is provided. The actuator is configured with features that allow the electric motor to be a line replaceable unit. One such feature is a foreign-object-damage shield that inhibits dust, debris, and/or other particulate contaminants from entering the electromechanical actuator during electric motor removal and replacement. | 06-09-2011 |
20110162923 | ELECTROMECHANICAL ACTUATOR FOR PRESS BRAKES - An electromechanical actuator for press brakes, includes: an outer containment body ( | 07-07-2011 |
20110253489 | Apparatus and a System for Mitigating Wheel Skidding In a Manual Brake System - An apparatus and a system include an actuator assembly configured for controlling a movement of a manual mechanical linkage shaft in a manual brake system for a vehicle wheel. An electric motor drives the actuator assembly wherein a manually applied force to the manual mechanical linkage shaft is modulated or pulsed. A lock and release assembly is configured for engaging and disengaging the actuator assembly to and from the manual mechanical linkage shaft. Means actuates the lock and release assembly to engage the actuator assembly to the manual mechanical linkage shaft, and disengage the actuator assembly from the manual mechanical linkage shaft. An electronic controller controls the electric motor during a braking of the vehicle wheel to mitigate skidding of the vehicle wheel during the braking | 10-20-2011 |
20110253490 | ELECTROMECHANICAL BRAKE FORCE BOOSTER - The invention relates to an electromechanical brake force booster for a hydraulic vehicle brake system. The invention proposes that the brake force booster be formed with two restoring springs, one of which acts on an electromechanical actuator and the other of which restoring springs acts on a pedal rod. In the event of failure of the electromechanical actuator, only the other spring, which preferably has a relatively low spring force, must be compressed using muscle force. The force loss in the event of actuation exclusively by muscle force is reduced. | 10-20-2011 |
20110278114 | ELECTRIC PARKING BRAKE - Disclosed is an electric parking brake commonly used as a single puller type or a dual puller type. The electric parking brake includes an actuator housing; a parking cable connected to a brake that applies braking force to wheels of a vehicle; a motor generating driving force to operate the parking brake; a reduction gear unit for transferring power of the motor; a screw nut unit including a gear member connected to the gear reduction unit, a nut member connected to the gear member, and a screw member connected to a first parking cable of the parking cable while moving relative to the nut member; and a displacement sensor connected to the nut member of the screw nut unit. The displacement sensor includes a sensor housing, a magnet housing that moves relative to the sensor housing, a magnet elastic member elastically supported between the sensor housing and the magnet housing, a magnet provided in the magnet housing, and a hall IC provided in the sensor housing. The magnet housing is coupled with a second parking cable of the parking cable or the actuator housing. | 11-17-2011 |
20120111673 | BALL SCREW FOR A MOTOR VEHICLE BRAKE AND A MOTOR VEHICLE BRAKE - The invention relates to a ball screw for a motor vehicle brake, in particular for an electromechanically actuable motor vehicle brake, comprising a rotatable spindle; a nut that is axially movable relative to the spindle in accordance with the rotation thereof; and rolling body arrangement that is disposed between, and displaceable relative to, the spindle and the nut. In this ball screw it is provided that the rolling body arrangement is preloaded into a predetermined normal position by means of at least one spring element. The invention further relates to a vehicle brake having such a ball screw. | 05-10-2012 |
20120241263 | MOTOR DRIVEN PARKING BRAKE ACTUATOR SYSTEM FOR MOWER - A parking brake actuator system for an outdoor power equipment unit, such as a riding lawn mower, comprises a reversible electric motor that drives a gear reduction assembly. The gear reduction assembly rotates an output shaft at a speed slower than the speed of rotation of the motor. The output shaft has opposite ends that are linked by a pair of actuating rods to a pair of parking brakes. As the motor is rotated in reverse rotary directions, the connecting portions of the rods that are coupled to the parking brakes are moved in opposite, straight line directions to move the parking brakes between brake disengaged and brake engaged positions. | 09-27-2012 |
20120241264 | REGENERATIVE BRAKE DEVICE AND MOTOR-ASSISTED VEHICLE PROVIDED WITH THE SAME - A regenerative brake device for a vehicle includes a manual brake configured to apply a brake to a wheel of the vehicle by a manual operation of a brake lever; a motor configured to be coupled to a wheel of the vehicle, the motor being driven by a power from a battery, and also alternatively acting as a regenerative brake that charges the battery with an electromotive force of the motor; a brake sensor that detects a manual brake application point at which the manual brake is actuated from an operation amount of the brake lever; and a power control unit that performs regenerative power control for charging the battery with the electromotive force of the motor based on an output signal from the brake sensor so that the regenerative brake is generated in accordance with the operation amount of the brake lever. | 09-27-2012 |
20130105256 | ELECTRIC PARKING BRAKE | 05-02-2013 |
20130180811 | Assembly for an Electromechanical Brake Actuator - The invention relates to an assembly for a brake actuator which is provided, for example, for an electromechanically operated parking brake. The assembly comprises a drive device and a gear device for generating and transmitting a torque to a brake device, a carrier element having a first mounting device to which the drive device and the gear device are mechanically secured, and a housing having a housing lower portion which has a second mounting device, on which the carrier element together with the drive device and gear device is arranged in a self-supporting manner by means of the first mounting device. | 07-18-2013 |
20130213749 | HAND-DETECTING BRAKE SYSTEM FOR BABY STROLLER - A hand-detecting brake system for baby stroller is equipped on a stroller frame, including a handle holder, a brake mechanism, an electric motor, and a battery. The handle holder is connected to one end of the stroller frame equipped with a hand-detecting device for creating a signal when user's hand being held or touched on the handle holder. The brake mechanism is operatively mounted on one side of a first wheel of the stroller frame for braking and un-braking the first wheel. The electric motor is capable of driving the brake mechanism to brake the first wheel when being received the signal from the hand-detecting device, and un-brake the first wheel when the signal from the hand-detecting device being disappeared. The battery electrically connected to the hand-detecting device and the electric motor for supplying needed power thereto. | 08-22-2013 |
20130233657 | BRAKING APPARATUS - A braking apparatus is provided for braking the rotating part of a hoisting machine. The braking apparatus includes one or more brakes, which contain altogether at least one movable brake shoe, spring elements for activating the brake by moving the brake shoe forward, at least two electromagnets, which, when magnetized by a magnetizing current, apply a force of attraction to bodies conducting magnetic flux. The electromagnets are fitted to release the brake by pulling the brake shoe backwards by resisting the spring elements. The brake is fitted to be activated by reducing the magnetizing current of the electromagnet. The braking apparatus includes a power supply circuit for the electromagnets, which contains controllable power supply interrupting devices. The electromagnets are connected to the power supply circuit in such a way that the supply of magnetizing current to each electromagnet can be interrupted by means of at least two different interrupting devices. | 09-12-2013 |
20140102836 | SYSTEM AND METHOD OF DETERMINING A STATUS OF A BRAKE ASSEMBLY - A method of determining a status of a brake actuator of a brake assembly includes sensing one or more activations of the brake actuator, storing the one or more activations in a computer memory, sensing a depth of a parameter of the one or more activations, storing the depth of the parameter of the one or more activations in the computer memory, and determining a status of the brake actuator based on the depth of the parameter of the one or more activations. | 04-17-2014 |
20140116820 | DAMPING END-STOP OF ELECTRIC BRAKING APPARATUS - An electric braking apparatus is provided and includes an electromechanical actuator (EMA) configured to apply an axial load on a brake stack and a damping end-stop. The damping end-stop is configured to transmit torque into the EMA and includes an end cap, a screw disposed such that a longitudinal axis about which the screw is rotatable extends through the end cap, a nut threadably engaged with the screw and movable with the end cap relative to the screw with screw rotation and a spring element anchored on the end cap to resist the screw rotation beyond a predefined position. | 05-01-2014 |
20140166413 | Electromechanically Actuable Motor Vehicle Brake with Selective Self-Locking - A motor vehicle brake, in particular an electromechanically actuable motor vehicle brake, having an actuator subassembly, including a housing, a servo element which is movable in relation to the housing, for moving a brake pad, a motorised drive, a movement mechanism arranged between the motorised drive and the movable servo element, a gear arrangement associated with the movement mechanism, wherein the movement mechanism has a ball screw with a spindle that can be driven in rotation and a nut that can be displaced linearly in the housing, wherein the nut may be moved, for moving the servo element, by driving the spindle in rotation within the housing. In this motor vehicle brake it is provided for the gear arrangement to have a wrap spring clutch which is arranged in the flow of force between the motorised drive and the spindle such that the wrap spring clutch permits torque to be transmitted from the motorised drive to the spindle, and is constructed to block transmission of torque from the spindle to the motorised drive. | 06-19-2014 |
20140182980 | ELECTRIC BRAKE DEVICE - To provide an electric brake device in an automotive vehicle, which a freezing that takes place while the automotive vehicle is parked can be assuredly avoided with a simplified mechanism. The electric brake device includes an electric motor ( | 07-03-2014 |
20140216866 | Brake Actuating Unit - A brake actuating unit ( | 08-07-2014 |
20140262641 | ELECTROMECHANICAL ACTUATOR FOR A BRAKE - An electromechanical actuator for a vehicle brake, the actuator comprising first and second portions | 09-18-2014 |
20140318906 | MICROELECTROMECHANICAL AND/OR NANOELECTROMECHANICAL STRUCTURE WITH A VARIABLE QUALITY FACTOR - Inertial sensor comprising a fixed part and at least one mass suspended from the fixed part and means of damping the displacement of the part suspended from the fixed part, said damping means being electromechanical damping means comprising at least one DC power supply source, one electrical resistor and one variable capacitor in series, said variable capacitor being formed partly by the suspended part and partly by the fixed part such that displacement of the suspended part causes a variation of the capacitance of the variable capacitor. | 10-30-2014 |
20150291279 | AIRCRAFT ELECTRIC BRAKING SYSTEM - An electrically actuated braking system for an aircraft, comprising: an electro-mechanical brake actuator (EMAbrake) proximate a wheel of the aircraft, the EMAbrake including a motor; an electro-mechanical actuator controller (EMAC) including a first motor controller for generating a first drive signal for the EMAbrake, and a second motor controller for generating a second drive signal for the EMAbrake, wherein the first motor controller and the second motor controller are dissimilar so as to provide protection against common mode failure of the first and second motor controllers. | 10-15-2015 |
20150377309 | ELECTRICALLY ACTUATED FRICTION BRAKE - To reduce the attainable actuation times of an electrically actuated friction brake and simultaneously keep the friction brake inexpensive, an electrically actuated friction brake with a brake pad ( | 12-31-2015 |
20160039520 | APPARATUS AND SYSTEM FOR AIRCRAFT PARK BRAKE SYSTEMS - An electro-mechanical actuator including an aircraft parking brake may include a motor shaft, a park brake disk, and a voice coil assembly. The voice coil assembly may include a bobbin configured to translate between an engaged position and a disengaged position. An engagement feature may be coupled to the bobbin. The engagement feature may contact the park brake disk in the engaged position. The engagement feature may be magnetically coupled to a voice coil magnet and washer in the disengaged position. | 02-11-2016 |
20160121869 | BRAKE BOOSTER ASSEMBLY - A brake booster assembly and method of operation thereof are provided. The assembly includes a rack moveable along a first axis. A sensor is coupled with the rack for sensing force and displacement of the rack and outputting a proportional signal. A clutch subassembly is disposed adjacent and coupled to the rack and includes a drum and a hub in a spaced relationship with the drum. A motor is disposed adjacent the rack and coupled to the clutch subassembly for rotating the drum. A magnetorheological fluid is disposed between the drum and the hub. An electromagnet is disposed about the clutch subassembly for generating an electromagnetic field to affect the viscosity of the magnetorheological fluid. A controller is electrically connected to the electromagnet and to the sensor and to the motor for controlling the motor and the electromagnetic field of the electromagnet in response to the signal from the sensor. | 05-05-2016 |
20160122009 | AIRCRAFT BRAKE PUCK ASSEMBLY - An electro-mechanical actuator in an aircraft brake may include a ball nut piston, and endcap coupled to the ball nut piston, a retaining ring coupled to the endcap, and a puck secured within the endcap. The puck may be permanently retained within the retaining ring. The retaining ring may be a split ring which is installed around a base of the puck. The puck may be inserted within a single-piece retaining ring, and the retaining ring may be bent over a base of the puck. | 05-05-2016 |
20160146273 | WRAP SPRING PARK BRAKE SYSTEM, APPARATUS AND METHOD - A park brake system for an electric motor actuator is provided. The system may comprise a wrap spring that may rotatably engage the shaft. In this regard, the system may be configured to exert a radial force on a shaft of the electric motor actuator to lock the actuator. Moreover, in various embodiments, the system may be bi-stable. | 05-26-2016 |
20160169310 | CONTACTLESS LINEAR POSITION SENSOR SYSTEM | 06-16-2016 |
20160186819 | Self-Locking Mechanism - A self-locking mechanism has a driving member, a driven member, a stationary member, a lock holder and a number of lock elements. The lock holder encircles the driving member and the driven member. The lock holder has a support base and ribs extending from the support base. A lock element is coupled to the axial end portion of each rib. The lock elements are radially positioned between a radially outer surface of the driven member and the inner wall of the stationary member. The distance between the radially outer surface and the inner wall gradually decreases from a center to opposite circumferential sides. The maximum distance between the radially outer surface and the inner wall is greater than the diameter of the lock element, and the minimum distance is less than the diameter of the lock element. | 06-30-2016 |
20160200294 | ELECTRIC PARKING BRAKE DRIVING DEVICE AND ELECTRIC PARKING BRAKE DEVICE | 07-14-2016 |
20160201745 | ACTUATOR OF ELECTRIC PARKING BRAKE SYSTEM | 07-14-2016 |
20160375885 | ACTUATOR ASSEMBLY FOR A PARKING BRAKE SYSTEM - Disclosed is an assembly that includes a spindle; a brake cable in communication with the spindle; and a spring in communication with the spindle. Movement of the spindle in a first direction causes the brake cable to move so that a clamping force is created. Movement of the spindle in a second direction causes the brake cable to move in a second direction so that the clamping force is released. Movement of the spindle in both the first direction and the second direction causes the spring to compress so that a controller can determine when the clamping force is created and released. | 12-29-2016 |
20180023681 | ACTUATOR AND METHOD OF MANUFACTURING THE SAME | 01-25-2018 |
188157000 | Electric motor on staff | 1 |
20080217121 | Electromechanical Brake - The invention relates to an electromechanical disk brake which has a switchable freewheel in order to be configured as a parking brake. The switchable freewheel includes a clamping roller freewheel having rollers for locking a motor shaft of an electric motor of the brake. A locating bearing of the motor shaft of an electric motor, and the freewheel are accommodated on a cover of a housing of the electric motor, and all the electric connections of the disc brake are routed via the cover. The number of components used can be reduced considerably by the integrated design. Moreover, the positional tolerances of the freewheel in relation to the motor shaft can be reduced with the aid of the invention. | 09-11-2008 |