Patent application number | Description | Published |
20100018337 | Rack shaft support device and torsion amount adjustment method for torsion spring used therein - A rack shaft support device includes: a rack shaft support member that slidably supports a rack shaft; a sealing member fixed to an inlet port of a retention hole formed in a housing; an intermediate member that is interposed between the rack shaft support member and the sealing member; a torsion spring that couples the intermediate member so that torque is transmitted to the intermediate member; a torsion amount adjusting member that is attached to the sealing member in such a manner that a position of the torsion amount adjusting member with respect to the sealing member is adjustable and adjusts a torsion amount of the torsion spring; and a cam mechanism that converts a rotation force of the intermediate member induced by untwisting of the torsion spring into a force by which the intermediate member pushes the rack shaft support member. | 01-28-2010 |
20100024583 | Rack shaft support device - A rack shaft support device includes: a rack shaft support member that is accommodated inside a retention hole formed in a housing so as to slide in an axial direction of the retention hole, and slidably supports a rack shaft; a sealing member fixed to an inlet port of the retention hole; an intermediate member that is interposed between the rack shaft support member and the sealing member; a torsion spring that couples the sealing member and the intermediate member; a cam mechanism that converts a rotational force of the intermediate member induced by untwisting of the torsion spring to a force by which the intermediate member pushes the rack shaft support member; an opposing portion that opposes a rear surface of the rack shaft support member; and an annular elastic member that is interposed between the rear surface of the rack shaft support member and the opposing portion. | 02-04-2010 |
20140338486 | RACK GUIDE UNIT AND STEERING SYSTEM INCLUDING THE RACK GUIDE UNIT - A rack guide unit includes a closure member secured to an external opening end of an accommodation portion of a housing, and a rack guide. Coned disc springs that urge the rack guide toward a rack shaft are interposed between the closure member and the rack guide. A protrusion of the closure member is passed through the coned disc springs and inserted in a recessed portion of the rack guide. An O-ring held in an accommodation groove formed in the outer periphery of the protrusion, at a position closer to the distal end of the protrusion than the coned disc springs are, functions as a retaining protrusion that restrains the coned disc springs from coming off the protrusion. For example, the coned disc springs and the closure member constitute a subassembly formed in advance. | 11-20-2014 |
20150020618 | RACK BUSH - A rack bush, which constitutes a rack and pinion type steering system and supports a rack shaft in which rack teeth are formed at one circumferential portion, includes a bush main body and a rigidity reducing portion. The bush main body has an annular shape into which the rack shaft is inserted. The bush main body is divided, in a circumferential direction, into two portions including a rack teeth-side portion located on the same side as the rack teeth in the circumferential direction and a back face-side portion other than the rack teeth-side portion. The rigidity reducing portion is provided in the rack teeth-side portion, and makes a rigidity of the rack teeth-side portion lower than a rigidity of the back face-side portion. | 01-22-2015 |
Patent application number | Description | Published |
20090055685 | Electronic apparatus in which functioning of of a microcomputer is monitored by another microcomputer to detect abnormal operation - In an electronic apparatus, a first microcomputer is monitored by a second microcomputer, which periodically transmits data relating to a main function to the first microcomputer to be processed. The first microcomputer periodically updates a variable value, performs a predetermined calculation operation whose final result should be a specific fixed value, adds that final result to the updated variable value to obtain a sum value, and transmits the sum value and updated variable value concurrently to the second microcomputer. The second microcomputer determines that the first microcomputer is operating abnormally if the difference between the received sum value and variable value is not equal to the specific fixed value. | 02-26-2009 |
20090207079 | Radar sensor for receiving radar wave while judging existence of wave attenuator - A radar sensor receives a radar wave signal through a radome in each of antennas while judging existence of an attenuating thing in a detecting unit. This unit extracts a maximum level channel from receiving channels assigned to the antennas every modulation period, calculates a difference in signal level between the maximum level channel and each receiving channel every modulation period, sets each receiving channel corresponding to large level differences in one measuring period including plural modulation periods as a candidate channel every measuring period, increments a preliminary variable of each candidate channel every measuring period, increases a final variable each time the preliminary variable of at least one receiving channel reaches or exceeds a preliminary value in one measuring period, and judges in response to the final variable reaching a final value that the attenuating thing attenuates the radar wave directed toward the radome. | 08-20-2009 |
20130082868 | RADAR SYSTEM AND DETECTION METHOD - A radar system includes an arithmetic processing unit, which calculates the second derivative of the intensity of a reflected wave and determines whether a target is an upper structure or a vehicle, based on the second derivative. Alternatively, the arithmetic processing unit decomposes the waveform of the intensity of the reflected wave into frequency components and determines whether the target is an upper structure or a vehicle, based on the intensity of a predetermined frequency component. | 04-04-2013 |
20130088379 | RADAR SYSTEM AND DETECTION METHOD - A radar system includes an arithmetic processing unit, which sends a warning command to a warning device when a local minimum point of the intensity of the reflected wave from a target within a predetermined detection range is detected. By determining whether it is necessary to send a warning command based on whether there is a local minimum point of the intensity within the detection range, it is made possible to determine whether it is necessary to send a warning command more quickly as compared to the conventional system. | 04-11-2013 |
20140285317 | Wireless Charging System with Location Verification - The disclosure includes a system and method for charging a target object wirelessly. The system includes a processor and a memory storing instructions that when executed cause the system to: receive data describing a code from a target object, the code being stored on a tagging device and configured to be read wirelessly by a reading device associated with the target object; verify the code; determine that a location associated with the target object satisfies a safe charging range responsive to the verification of the code, the verification of the code indicating a charging distance between a power transmitter and a power receiver associated with the target object satisfies a safe charging distance; and instruct the power transmitter to wirelessly transmit power to the power receiver associated with the target object responsive to determining that the location of the target object satisfies the safe charging range. | 09-25-2014 |
20140325218 | Wireless Charging System Using Secure Wireless Charging Protocols - The disclosure includes a system and method for charging a target object wirelessly. The system includes a processor and a memory storing instructions that when executed cause the system to: receive data describing a charging request from a target object; generate a challenge responsive to the charging request; send the challenge to the target object; receive a response from the target object; verify the response to determine that the response matches the challenge and a first set of secret data shared with a tagging device; determine that a location associated with the target object satisfies a safe charging range responsive to the verification of the response; and instruct a power transmitter associated with the target object to transmit power wirelessly to a power receiver associated with the target object responsive to the verification of the response and the determination that the location satisfies the safe charging range. | 10-30-2014 |
20150283912 | CHARGING MANAGEMENT BASED ON DEMAND RESPONSE EVENTS - The disclosure includes a system and method for providing charging services to mobile client devices. The system includes a processor and a memory storing instructions that, when executed, cause the system to: estimate a departure time for a mobile client device; determine a target state of charge at the departure time for a battery system in the mobile client device; determine one or more available charging periods and one or more demand response event periods; determine one or more amounts of power to be discharged from the battery system during the one or more demand response event periods; determine one or more charging time slots within the one or more available charging periods based on the target state of charge and the one or more amounts of power to be discharged; and charge the battery system using the one or more charging time slots. | 10-08-2015 |
Patent application number | Description | Published |
20120157632 | FLAME RETARDANT, PRODUCTION METHOD THEREFOR, AND FLAME RETARDANT THERMOPLASTIC RESIN COMPOSITION COMPRISING THE SAME - The aim is to provide a flame retardant for thermoplastic resins that has a high flame-retardant imparting effect, and that produces a thermoplastic resin composition with superior moldability and workability that does not easily bleed out and a molded body with superior resistance to heat-moisture and chemicals; and a flame retardant for thermoplastic resins that has a high flame-retardant imparting effect, and that produces a flame retardant with a heat resistance to working temperatures of 300° C. or higher and a molded body with superior resistance to reflow heat and chemicals. Disclosed is a flame retardant, which is a specific flame retardant for thermoplastic resins comprising the reaction product of a nitrogen-containing compound and a phosphorous-containing compound, that is insoluble in toluene and comprises in the range of 5 to 10 wt % of phosphorus atoms. The aforementioned flame retardant may have a weight average molecular weight (Mw) in the range of 2,000 to 10,000, or may have a ratio of at least 1 wt % of crosslinking components within the flame retardant components. | 06-21-2012 |
20150099106 | POLYCARBONATE RESIN COMPOSITION WITH SUPERIOR FLUIDITY AND MOLDING THEREOF - A resin composition including 40 parts by weight or more and less than 95 parts by weight of a polycarbonate resin and 5 parts by weight or more and less than 60 parts by weight of a polyester-polyether copolymer as a base resin, wherein the polyester-polyether copolymer is a copolymer which is obtained by a polymerization using a germanium compound catalyst, includes aromatic polyester units and modified polyether units represented by the following general formula 1, and has an IV value within a range of 0.30 to 1.00 can be well-balanced in moldability, heat resistance, impact resistance, and low linear expansion property, without deteriorating a surface appearance of a molding obtained therefrom. | 04-09-2015 |
Patent application number | Description | Published |
20090114937 | RESIN-SEALED LIGHT EMITTING DEVICE AND ITS MANUFACTURING METHOD - An LED package is formed by separating a sealed body containing a substrate having a plurality of regions into individual bodies. The LED package includes an LED chip mounted on a recessed part in an upper surface of a substrate, a sealing resin to cover an entire surface of the region, a setting pattern provided on a bottom surface of the recessed part to set the LED chip, a wiring pad provided on the bottom surface of the recessed part, a wiring pattern provided on a slanted surface of the recessed part and serving as a light reflection part also, a wire to connect an electrode of the LED chip to the wiring pad, an external terminal provided on a lower surface of the substrate, a connection part to connect the wiring pattern connected to the wiring pad to the external terminal, and a heat radiating pattern provided on a lower surface to radiate a heat generated in the LED chip outside the LED package. The setting pattern is connected to the heat radiating pattern through the connection part. | 05-07-2009 |
20090258189 | OPTICAL ELECTRONIC COMPONENT - There is provided a method of sealing and molding an optical device with resin by employing a die including a top piece, a bottom piece, an intermediate piece, and a mold release film pinched between the bottom and intermediate pieces and thus tensioned as prescribed to cover the bottom piece's cavity, when the bottom piece is heated, and the mold release film expands and thus closely contacts the cavity's entire surface along the cavity's geometry so that the optical device can be sealed in transparent set resin shaped as desired. | 10-15-2009 |
Patent application number | Description | Published |
20100006215 | METHOD OF FORMING LIGHT EMITTER AND MOLDING DIE - The manufacturing efficiency of a light emitter (product) having a lens member and a light emitting device is efficiently improved. With a molding die for forming a light emitter, a frame before the molding and bonding process, with a required number of light-emitting devices mounted thereon, is set on a setting section provided in an upper die. A required amount of transparent liquid resin material is supplied by a dispenser into each of cavities of cavity blocks provided in a lower die in correspondence to the light-emitting devices, respectively. A molding die is closed so as to elastically press the mouths of the cavities onto the light emission surfaces of the light emitting devices, respectively. Thus, the resin in each cavity is compression-molded into the lens member formed in accordance with the shape of the cavity, and simultaneously, the lens members are bonded to the light emission surfaces of the light emitting devices to obtain a light emitter emitter and accordingly a frame after the molding and bonding process. | 01-14-2010 |
20100065983 | METHOD OF COMPRESSION-MOLDING LIGHT-EMITTING ELEMENTS - A method of compression-molding light emitting elements is provided, which can efficiently prevent the formation of a resin burr on a frame on which LED chips (light-emitting elements) are mounted. A tape for resin burr prevention is adhered to a surface of the frame, i.e. the surface on which no light-emitting element is mounted, to form a tape-applied frame. The tape-applied frame is supplied and set onto a setting section of an upper die, with the LED chips directed downwards. A required amount of transparent liquid resin material is dripped by a dispenser into a large cavity including small cavities. Then, both the upper and lower dies are clamped with a required clamping pressure, whereby the LED chips are individually immersed in the resin contained in the small cavities inside the large cavity and compression-molded to form a molded frame (light emitters). | 03-18-2010 |
Patent application number | Description | Published |
20100186604 | REFRIGERATING APPARATUS - An object is to provide a refrigerating apparatus which eliminates a disadvantage that a refrigerant circuit is overloaded and which can safely be operated. The refrigerating apparatus includes a control unit which starts the operation of a refrigerant compressor of the refrigerant circuit in response to an operation signal and which regulates an expansion valve so that the temperature of a refrigerant in a water heat exchanger becomes +80° C. or more and so that the temperature of the refrigerant in an evaporator becomes 0° C. or less. The control unit detects a state of a case where a cold storage amount in an ice cold storage tank of an ice cold storage unit reaches a predetermined amount or more and a state of a case where the control unit judges that a hot water storage tank is full of hot water, after the elapse of a predetermined time from the start of the operation of the compressor, and stops the operation of the compressor when one of the states is satisfied. | 07-29-2010 |
20100300135 | REFRIGERATING APPARATUS - A refrigerating apparatus including a first refrigeration cycle circuit having a first compressor, a first radiator, a supercooler, a first pressure-reducing device and an evaporator that are connected through a refrigerant pipe, a second refrigeration cycle circuit having a second compressor, a second radiator, a second pressure-reducing device and the supercooler that are connected through a refrigerant pipe, a refrigeration unit in which the first compressor and the first radiator are mounted, a showcase in which the first pressure-reducing device and the evaporator are mounted, a supercooling hot water supply device in which the second compressor, the second radiator, the second pressure-reducing device and the supercooler are mounted, and a hot-water stock device having a hot water supply tank that is connected to the second radiator of the supercooling hot water supply device through a second radiator. | 12-02-2010 |
Patent application number | Description | Published |
20100209871 | DENTAL HANDPIECE WITH PRESSURE REGULATING MECHANISM - The present dental handpiece has a burr sleeve, a head section, an air supply passage for introducing compressed air into the head section for driving the burr sleeve, and an air discharge passage for discharging the compressed air. The air supply passage includes a through hole axially extending through the rear terminal part of the handpiece, and a tubular pressure regulating member and an air supply tube connected in series between the through hole and the head section. The pressure regulating member has an aperture for allowing communication with the air discharge passage, and an annular valve body arranged axially slidably for opening/closing the aperture. When the pressure of compressed air passing through the air supply passage exceeds a predetermined level, the valve body is slid to open the aperture to discharge the compressed air for regulating the pressure of the compressed air to be supplied to the burr sleeve. | 08-19-2010 |
20100226132 | LIGHT-EMITTING DEVICE - The light-emitting device | 09-09-2010 |
20100226133 | LIGHT-EMITTING DEVICE - The light-emitting device | 09-09-2010 |
20100239997 | COUPLING WITH BUILT-IN LIGHT SOURCE - A coupling with a built-in light source for use with a handpiece body is disclosed. The coupling has a body-side connecting part to be connected to a handpiece body, a hose-side connecting part to be connected to a hose for delivering fluids, the hose-side connecting part connecting to the proximal end of the body-side connecting part, fluid channels extending through the body-side and hose-side connecting parts for communicating fluid lines in the handpiece body with the hose, and a light source disposed in the body-side or hose-side connecting part. The light source is an LED lighting device including light-emitting means having an LED chip, and a circuit board electrically connected to the light-emitting means for controlling the voltage supplied to the LED chip. The circuit board is placed in the body-side or hose-side connecting part. | 09-23-2010 |
20160000523 | DENTAL HANDPIECE NOZZLE - A nozzle for a dental handpiece is composed of a connector portion to be connected to a handpiece body, and a nozzle body, which is provided near its end with a notch of a substantially rectangular section cut out from the front face into the lateral faces, the notch forming upstream and downstream faces. The nozzle has a channel and an injection port thereof for transferring the mixture and a channel and an injection port thereof for transferring water, separate from each other. The channel for the mixture extends through the nozzle body along the front face from the connector portion to near the end, with said injection port for the mixture opened in the upstream face. The downstream face is provided with a guide for receiving the mixture injected through the injection port for the mixture and guiding the injected mixture outside the notch. With this nozzle, the mixture is properly injected onto a treatment side in subgingival treatment, while the mixture injected subgingivally is efficiently discharged spragingivally, to improve work efficiency in dental treatment. | 01-07-2016 |
Patent application number | Description | Published |
20100148596 | MOTOR, PUMP, AND METHOD OF MANUFACTURING THE MOTOR - An electric motor in which the cost of parts and the cost of processing are reduced by installing a fan cover, a capacitor installation box, and a foot plate on a molded stator without addition of installation parts. In the electric motor ( | 06-17-2010 |
20100264757 | MOTOR STATOR, MOTOR, PUMP, AND METHOD OF MANUFACTURING THE MOTOR - An objective is to provide a motor stator that may achieve: a reduction in parts costs by shaping coil ends so that length thereof is reduced, thereby reducing the amount of use of copper, and minimizing the amount of use of binding strings for securing the coil ends in place; a reduction in manufacturing process costs by a structure which allows a protector and a wire lead outlet part to be easily assembled; and then an improvement in quality of a stator by firmly holding the coil ends and the protector. The motor stator may include a stator core | 10-21-2010 |
20100320848 | MOTOR, PUMP, AND METHOD OF MANUFACTURING THE MOTOR - An object is to provide a motor that is designed to reduce the parts costs and the processing costs, without additional parts for fixing, by incorporating a fan cover, a condenser assembly box, and a foot plate into a molded stator. A motor | 12-23-2010 |
20110083828 | WATER CIRCULATING PUMP, MANUFACTURING METHOD THEREOF, AND HEAT PUMP APPARATUS - A highly efficient, long-life water circulating pump with reduced whirling of a rotor part of the pump is provided. At least one of a gap between an end portion of a shaft | 04-14-2011 |
20120025746 | MOTOR, ELECTRIC EQUIPMENT, AND METHOD OF MANUFACTURING MOTOR - In a motor driven by a drive circuit such as an inverter, there is a problem that electric current flowing through a bearing causes electric corrosion, which impairs the durability of the bearing. A motor of the invention includes: a stator in which a winding is applied through an insulating part to a stator core formed by laminating a predetermined number of electromagnetic steel plates which have been punched into a predetermined shape; a rotor assembly in which a rotor and bearings and formed by rolling bearings are fitted to a shaft; a printed wiring board which is arranged at an end part of the stator in an axial direction and to which a drive circuit is mounted; a bracket imposed to at least the end part of the stator in the axial direction to which the printed wiring board is arranged; and a conductive sheet provided between the printed wiring board and the bracket. | 02-02-2012 |
20150159656 | PUMP, METHOD FOR MANUFACTURING PUMP, AND REFRIGERATION CYCLE DEVICE - A pump is provided that includes a molded stator having a substrate on which is mounted a magnetic-pole position detection element and that also includes a rotor having a rotor unit with one end thereof in an axial direction being opposed to the magnetic-pole position detection element and the other end thereof in the axial direction being provided with an impeller attachment unit. The rotor unit includes a magnet, a sleeve bearing, and a resin portion formed from a thermoplastic resin that is used for integrally molding the magnet and the sleeve bearing and that constitutes the impeller attachment unit. The magnet includes a plurality of through holes that each extend in the axial direction; and each of the through holes is embedded in the thermoplastic resin that constitutes a part of the resin portion. | 06-11-2015 |
20150236561 | MOTOR, PUMP, AND METHOD FOR MANUFACTURING THE MOTOR - A motor includes a molded stator; a cooling fan assembled to an end of a shaft protruding from one end face of the molded stator; a fan cover that covers the cooling fan; a capacitor assembly box installed to the molded stator and having a capacitor incorporated therein; a foot plate installed to the molded stator; and a bracket provided on the other end side of the molded stator. The fan cover is formed with a latched to the capacitor assembly box and a claw latched to the foot plate; and holes and to which the claws are latched are formed on the capacitor assembly box and the foot plate, respectively. | 08-20-2015 |
20150263581 | MOLDED MOTOR AND AIR CONDITIONER - A molded motor made by molding, with a thermosetting resin, a stator, which includes: a stator core formed by stacking magnetic steel plates; an insulation portion applied to the stator core; a winding applied to the insulation portion; and a power supply terminal. On an insulation inner wall provided on an inner diameter side of the insulation portion, a plurality of inner wall protrusions formed at axial ends of the insulation inner wall on a counter wire-connection side of the stator core and abutting on a die, used when the stator is molded, are provided in a circumferential direction of the stator core. | 09-17-2015 |
20150340929 | MOTOR, PUMP, AND METHOD FOR MANUFACTURING MOTOR - The motor includes a molded stator; a cooling fan that is assembled to an end part of a shaft projecting from one end face of the molded stator; a fan cover that covers the cooling fan; a capacitor assembly box that is provided on the molded stator; and a foot plate that is provided on the molded stator. On an end face of the molded stator in an axial direction, a plurality of holes, each protruding from the end face, are formed; and a plurality of projections, each formed in positions opposite to a hole and press-fitted into its respective hole, are formed in the fan cover. | 11-26-2015 |
20160036279 | STATOR OF ELECTRIC MOTOR, ELECTRIC MOTOR, AIR CONDITIONER, AND METHOD OF MANUFACTURING STATOR OF ELECTRIC MOTOR - A lead wire wiring component includes a lead wire guide that guides power supply lead wires and sensor lead wires to a lead wire leading component. The lead wire leading component includes projection portions that can be assembled to the lead wire guide. The projection portions are detached from the lead wire guide for molding such that the lead wire leading component is detached from the lead wire wiring component during the molding. | 02-04-2016 |
Patent application number | Description | Published |
20090070855 | INFORMATION PROCESSING APPARATUS, AUTHENTICATION CONTROL METHOD, AND AUTHENTICATION CONTROL PROGRAM - An information processing apparatus includes a user information managing part that manages registered user information, an authentication part that performs user authentication using the registered user information managed by the user information managing part, an external authentication part that controls an external computer to perform authentication on user information input via an input interface and acquires authenticated user information from the computer when the input user information is successfully authenticated by the computer, and a registration part that registers the authenticated user information acquired by the external authentication part in the user information managing part as the registered user information. | 03-12-2009 |
20090070868 | INFORMATION PROCESSOR, AUTHENTICATION CONTROL METHOD, AND STORAGE MEDIUM - An information processor is disclosed that includes an authentication part configured to authenticate a user based on predetermined information; an information obtaining part configured to obtain first information to be used to authenticate the user from an external device; and an authentication control part configured to cause the authentication part to authenticate the user by inputting information based on the first information to the authentication part as the predetermined information. The information obtaining part is configured to obtain the first information using a program module whose correlation with the information obtaining part is recorded in a recording medium. | 03-12-2009 |
20100067035 | IMAGE FORMING APPARATUS, INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND PROGRAM - Disclosed is an image forming apparatus including a unit that receives application information having function identification information and user identification information from an information processing apparatus and records the received application information in an application information management unit; a unit that acquires from the application information management unit a list of the application information related to the user identification information of an operator of the image forming apparatus and causes the acquired list of the application information to be displayed on a display unit; a unit that receives from the information processing apparatus setting information for the function related to the function identification information included in at least the one application information selected from the list; and a unit that executes the function related to the function identification information based on the setting information. | 03-18-2010 |
20120210412 | Information Processor, Authentication Control Method, And Storage Medium - An information processor is disclosed that includes an authentication part configured to authenticate a user based on predetermined information; an information obtaining part configured to obtain first information to be used to authenticate the user from an external device; and an authentication control part configured to cause the authentication part to authenticate the user by inputting information based on the first information to the authentication part as the predetermined information. The information obtaining part is configured to obtain the first information using a program module whose correlation with the information obtaining part is recorded in a recording medium. | 08-16-2012 |
20150077783 | IMAGE FORMING APPARATUS, INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND PROGRAM - Disclosed is an image forming apparatus including a unit that receives application information having function identification information and user identification information from an information processing apparatus and records the received application information in an application information management unit; a unit that acquires from the application information management unit a list of the application information related to the user identification information of an operator of the image forming apparatus and causes the acquired list of the application information to be displayed on a display unit; a unit that receives from the information processing apparatus setting information for the function related to the function identification information included in at least the one application information selected from the list; and a unit that executes the function related to the function identification information based on the setting information. | 03-19-2015 |
Patent application number | Description | Published |
20080308082 | SECONDARY AIR SUPPLY SYSTEM OF INTERNAL COMBUSTION ENGINE - A secondary air supplying system of an internal combustion engine includes secondary air valve chambers to control the supply of secondary air. The secondary air valve chambers are formed in a cylinder-head cover that covers a cylinder head from above. In such a secondary air supplying system, a cam shaft and a rocker-arm shaft are offset fi-om a cylinder axis L and are disposed at respective sides of the cylinder axis L from each other In addition, the secondary air valve chambers are formed at the rocker-arm-shaft side of the cylinder axis L. With this configuration, it is possible for the secondary air valve chambers formed in the cylinder-head cover to be disposed as close as possible to a cylinder head, and the internal combustion engine can be made more compact in size. | 12-18-2008 |
20110061624 | IGNITION DEVICE ATTACHMENT STRUCTURE FOR INTERNAL COMBUSTION ENGINE - An ignition device attachment structure for an internal combustion engine includes an ignition plug tube inserted between a cylinder head cover and an ignition device insertion hole formed in a cylinder head of the internal combustion engine. The ignition plug tube bulges from an upper end of the ignition plug tube to an intermediate portion of the ignition plug tube on a lateral surface of the ignition plug tube. | 03-17-2011 |
20110065538 | CHAIN TENSIONER FOR INTERNAL COMBUSTION ENGINE - A chain tensioner includes a base frame secured to each of front and rear banks, a slider plate shiftable in the extending direction of the base frame, and a tensioner provided to straddle between the base frame and the slider plate. The slider plate is biased to elastically deform and arcuately bend the tensioner, which applies a tensile force to each of cam chains transmitting the rotation of a crankshaft. In the chain tensioner, upper securing portions are provided in an upper portion of the base frame so as to be secured to each of the front and rear banks in the bending direction of the tensioner. A lower end of the base frame extends to a position facing the inside of the crankcase to provide a lower securing portion which is secured to each of the front and rear banks perpendicularly to the bending direction of the tensioner. | 03-17-2011 |
Patent application number | Description | Published |
20080238257 | MEMS DEVICE AND PORTABLE COMMUNICATION TERMINAL WITH SAID MEMS DEVICE - It is made possible to provide a MEMS device that has a low operation voltage, a large contact pressure force, and a large separation force. A MEMS device includes: a substrate; a supporting unit that is provided on the substrate; a fixed electrode that is provided on the substrate; an actuator that includes a first electrode, a first piezoelectric film formed on the first electrode, and a second electrode formed on the first piezoelectric film, one end of the actuator being fixed onto the substrate with the supporting unit, the actuator extending in a direction connecting the supporting unit and the fixed electrode, the first electrode being located to face the fixed electrode; and a stopper unit that is located above a straight line connecting the supporting unit and the fixed electrode, and is located on the substrate so as to face the first electrode. | 10-02-2008 |
20090051251 | PIEZOELECTRIC DRIVEN MEMS APPARATUS AND PORTABLE TERMINAL - A piezoelectric driven MEMS apparatus includes: a substrate; a support part provided on the substrate; a fixed electrode provided on the substrate; and an actuator having a first electrode film, a piezoelectric film formed on the first electrode film, and a second electrode film formed on the piezoelectric film, a first end of the actuator being supported by the support part, a second end of the actuator being disposed so as to be opposed to the fixed electrode. The second end of the actuator is divided into a plurality of electrode parts by a plurality of slits which pass through the first electrode film, the piezoelectric film and the second electrode film, at least a part of each electrode part is linked to parts of adjacent electrode parts, and each electrode part is capable of generating bending deformation individually. | 02-26-2009 |
20100064804 | MULTIAXIAL ACCELERATION SENSOR AND ANGULAR VELOCITY SENSOR - In a angular rate sensor, a weight and a base are connected directly through piezoelectric bimorph detectors and piezoelectric bimorph exciters each having a bent portion. When acceleration is applied to the weight, the weight is displaced so as to deform the piezoelectric bimorph detectors. Due to this deformation, charges generated in the piezoelectric bimorph detectors are detected so as to detect acceleration. If an angular rate is applied to the weight when the weight is vibrated by the piezoelectric bimorph exciters, Coriolis force is generated in the weight so as to deform the piezoelectric bimorph detectors. Due to this deformation, charges generated in the piezoelectric bimorph detectors are detected so as to detect the angular rate. | 03-18-2010 |
Patent application number | Description | Published |
20100077858 | INERTIA SENSOR - A multi-axis accelerometer or a multi-axis angular rate sensor which can be made by an easy process and the size of which can be greatly reduced is provided. An inertia sensor has a substrate, a flat proofmass formed on the substrate and a stacked structure including at least a lower electrode, a piezoelectric film, and an upper electrode, an anchor unit formed in a cutout inside of the proofmass and fixed on the substrate, and a plurality of flat piezoelectric beams each having one end connected to the proofmass, the other end connected to the anchor unit, and a stacked structure formed in a cutout inside of the proofmass and including at least a lower electrode, a piezoelectric film, and an upper electrode, wherein the inertia sensor enables to detect an acceleration applied on the proofmass based on charges generated to the electrodes of the piezoelectric beams. | 04-01-2010 |
20110234206 | ACCELERATION SENSOR - The present embodiments provide an acceleration sensor, which enables highly accurate detection and has an extremely compact size. The acceleration sensor of the present embodiments is provided with a substrate, a anchor portion formed on the substrate, a support beam, which has one end connected to the anchor portion and extends across a space from the substrate, and a proof mass which is connected to the other end of the support beam and held across a space from the substrate. The acceleration sensor is further provided with first and second piezoelectric bending resonators, a comparison unit, and a calculation unit. The first and second piezoelectric bending resonators have one end connected to the anchor portion and the other end connected to the proof mass or the support beam and have a stack of a first electrode, a first piezoelectric film, and a second electrode. The first and second piezoelectric bending resonators extend on the both sides of the support beam and perform bending resonance motion in a direction perpendicular to the piezoelectric film. The comparison unit measures a difference of a resonance frequency between the first and second piezoelectric bending resonators. The calculation unit calculates an acceleration in a direction perpendicular to the extending direction of the support beam in the substrate surface from the difference of the resonance frequency. | 09-29-2011 |
20120206018 | RESONATOR AND OSCILLATOR - A resonator according to the embodiment includes: a substrate; a flat layered body which is formed above the substrate and is formed with at least a lower electrode, a piezoelectric film and an upper electrode; an anchor portion which fixes the layered body above the substrate; a cut-out portion inside the layered body; a tuning fork vibrator which is formed in the cut-out portion, has both ends supported by the layered body and is formed with at least a lower electrode, a piezoelectric film and an upper electrode; and an envelope which envelopes the layered body and the tuning fork vibrator in a noncontact fashion, and prevents an external force from being applied to the layered body and the tuning fork vibrator. | 08-16-2012 |
20130100211 | INKJET RECORDING HEAD - An inkjet recording head of an embodiment includes: an elastic film provided to form a part of a pressure-generating chamber connected to a nozzle opening; and a piezoelectric film-laminated part, an end thereof being fixed to the elastic film, a central part thereof facing the elastic film having an air gap in-between, the piezoelectric film-laminated part including a lower electrode, a piezoelectric film, and an upper electrode. | 04-25-2013 |
20150062254 | INKJET HEAD INCLUDING NOZZLE PLATE PROVIDED WITH PIEZOELECTRIC ELEMENT - An inkjet head includes: a pressure chamber in which ink is filled; a nozzle plate which is provided on a first surface of the pressure chamber and which includes a nozzle communicating with the pressure chamber; and a planar drive section which is formed on the nozzle plate so as to extend from above a partition wall of the pressure chamber to above the pressure chamber, excluding a hole area around the nozzle and which has a piezoelectric body. | 03-05-2015 |
20150085022 | INK JET HEAD HAVING NOZZLE PLATE EQUIPPED WITH PIEZOELECTRIC ELEMENTS - An ink jet head includes: a pressure chamber to be filled with ink formed in a pressure chamber structure, the pressure chamber in which an etching limiter made of a material different from a material of the pressure chamber structure is formed on an inner wall surface of the pressure chamber; a nozzle plate comprising a nozzle that leading to the pressure chamber and a movable range fitted to the etching limiter; and a flat driver comprising a piezoelectric body to operate the movable range and arranged on the nozzle plate. | 03-26-2015 |
20150343783 | METHOD OF MANUFACTURING AN INKJET HEAD - A method of manufacturing an inkjet head includes: forming an annular groove on a first surface of a substrate made of a first material; forming a side wall by filling a second material in the annular groove and forming a nozzle plate by forming a thin film made of the second material on the first surface of the substrate; forming a ring-shaped piezoelectric element on the nozzle plate surrounded by the side wall, the piezoelectric element comprising a lower electrode, a piezoelectric film, and an upper electrode; forming a ink chamber disposed over an area of a lower surface of the nozzle plate that is surrounded by the side wall from a second surface opposite the first surface of the substrate, the ink chamber being formed by a single dry etching process; and forming a nozzle to the nozzle plate positioned inside of the annular piezoelectric element. | 12-03-2015 |
Patent application number | Description | Published |
20110119878 | METHOD FOR MANUFACTURING ELECTROLYTIC CAPACITOR - Electrode lead terminals in a number not less than three are attached to a cathode foil and an anode foil. The electrode lead terminals include at least one cathode lead terminal attached to the cathode foil and at least one anode lead terminal attached to the anode foil. A winding core having an axis is prepared. The cathode foil and the anode foil are wound around the winding core, being overlapped each other. A cross section of the winding core perpendicular to the axis includes an outer edge having a portion along each side of a polygon with the above number of sides. Thereby, a method for manufacturing an electrolytic capacitor capable of suppressing displacement of a lead terminal can be provided. | 05-26-2011 |
20110222208 | ELECTROLYTIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME - A first cathode lead terminal is arranged closer to one end of a cathode foil than a second cathode lead terminal, and a first anode lead terminal is arranged closer to one end of an anode foil than a second anode lead terminal. In a cross-section perpendicular to an axis, a core has a first length along a first straight line passing through the axis and a second length along a second straight line passing through the axis and orthogonal to the first straight line, and the first length is smaller than the second length. When the cathode and the anode foils are together wound around the core from each one end, the first straight line lies between the first cathode lead terminal and the first anode lead terminal and the second straight line lies between the second cathode lead terminal and the second anode lead terminal. | 09-15-2011 |
20110235238 | ELECTROLYTIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME - At least any of a second cathode lead terminal and a second anode lead terminal has such a construction that a lead portion is shifted with respect to a connection portion orthogonally. A first cathode lead terminal is closer to one end of a cathode foil than the second cathode lead terminal and a first anode lead terminal is closer to one end of an anode foil than the second anode lead terminal. A core has first and second lengths along first and second straight lines passing through a core axis, respectively. The first length is smaller than the second length. The cathode and anode foils are wound together around the core from the one end of each of the cathode and anode foils. The second straight line lies between the first cathode and anode lead terminals and the first straight line lies between the second cathode and anode lead terminals. | 09-29-2011 |
Patent application number | Description | Published |
20120120739 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF CONTROLLING THE SAME - An internal voltage generator when activated, generates an internal voltage to be supplied to an internal circuit. Operating the internal voltage generator consumes a predetermined amount of the power. In response to a control signal from the exterior, an entry circuit inactivates the internal voltage generator. When the internal voltage generator is inactivated, the internal voltage is not generated, thereby reducing the power consumption. By the control signal from the exterior, therefore, a chip can easily enter a low power consumption mode. The internal voltage generator is exemplified by a booster for generating the boost voltage of a word line connected with memory cells, a substrate voltage generator for generating a substrate voltage, or a precharging voltage generator for generating the precharging voltage of bit lines to be connected with the memory cells. | 05-17-2012 |
20130315012 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 11-28-2013 |
20130315020 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 11-28-2013 |
20130318293 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 11-28-2013 |
20130322198 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 12-05-2013 |
20130326246 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 12-05-2013 |
20130326247 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 12-05-2013 |
20130326248 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 12-05-2013 |
20130332761 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - A semiconductor device includes a memory core with a plurality of memory cells, an internal voltage generator and a low power entry circuit. The low power entry circuit receives a plurality of control signals which are provided to a command decoder, and generates a low power signal indicating a low power consumption mode where a refresh operation is prohibited. The internal voltage generator includes a detector and at least one of booster circuits. The internal voltage generator, coupled to the memory core via an internal power supply line, generates a boosted internal voltage based on an external voltage and supplies the boosted internal voltage to the memory core via the internal power supply line. The internal voltage generator stops supplying the boosted internal voltage to the internal power supply line in response to the low power signal while the external voltage is supplied to the semiconductor device. | 12-12-2013 |
Patent application number | Description | Published |
20090010080 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - An internal voltage generator when activated, generates an internal voltage to be supplied to an internal circuit. Operating the internal voltage generator consumes a predetermined amount of the power. In response to a control signal from the exterior, an entry circuit inactivates the internal voltage generator. When the internal voltage generator is inactivated, the internal voltage is not generated, thereby reducing the power consumption. By the control signal from the exterior, therefore, a chip can easily enter a low power consumption mode. The internal voltage generator is exemplified by a booster for generating the boost voltage of a word line connected with memory cells, a substrate voltage generator for generating a substrate voltage, or a precharging voltage generator for generating the precharging voltage of bit lines to be connected with the memory cells. | 01-08-2009 |
20090016142 | SEMICONDUCTOR MEMORY DEVICE, AND METHOD OF CONTROLLING THE SAME - An internal voltage generator when activated, generates an internal voltage to be supplied to an internal circuit. Operating the internal voltage generator consumes a predetermined amount of the power. In response to a control signal from the exterior, an entry circuit inactivates the internal voltage generator. When the internal voltage generator is inactivated, the internal voltage is not generated, thereby reducing the power consumption. By the control signal from the exterior, therefore, a chip can easily enter a low power consumption mode. The internal voltage generator is exemplified by a booster for generating the boost voltage of a word line connected with memory cells, a substrate voltage generator for generating a substrate voltage, or a precharging voltage generator for generating the precharging voltage of bit lines to be connected with the memory cells. | 01-15-2009 |
20090089493 | SEMICONDUCTOR MEMORY, OPERATING METHOD OF SEMICONDUCTOR MEMORY, AND SYSTEM - Operation control circuits start a first operation of any of memory cores in response to a first operation command, start a second operation of any of the memory cores in response to a second operation command, and terminate the first operation and continue the second operation in response to a termination command to terminate operations of the plurality of memory cores. For example, the semiconductor memory is mounted on a system together with a controller accessing the semiconductor memory. The termination of the operation in response to the termination command is judged in accordance with an operation state of the memory core. Accordingly, it is possible to terminate the operation of the memory core requiring the termination of operation without specifying the memory core from outside. | 04-02-2009 |
20090190418 | SEMICONDUCTOR MEMORY, METHOD OF CONTROLLING THE SEMICONDUCTOR MEMORY, AND MEMORY SYSTEM - A semiconductor memory comprising an address transition detection circuit for detecting a transition of an address and outputs an address detection signal; an address input circuit for inputting an input address based upon the address detection signal; a command judgment circuit for decoding a command signal input and outputting a command judgment signal; a redundancy circuit for making a redundancy judgment based upon a redundancy judgment signal indicating timing of a redundancy judgment, wherein the redundancy circuit includes a redundancy judgment speed-up circuit for controlling an output of the redundancy judgment signal based upon a predetermined command signal. | 07-30-2009 |
20100146201 | MEMORY DEVICE, MEMORY CONTROLLER AND MEMORY SYSTEM - Provided is a memory device in which the decrease of the effective bandwidth caused by the refresh operation of the memory device has been solved, a memory controller of the memory device, and a memory system thereof. A memory device that is operated in response to a command from a memory controller has a plurality of banks that respectively have memory cores including memory cell arrays and decoders and are selected by bank addresses; and a control circuit, which, in response to a background refresh command, causes the memory cores within refresh target banks set by the memory controller to successively execute refresh operation a number of times corresponding to refresh burst length that is set by the memory controller, and, in response to a normal operation command, further causes the memory cores within banks other than the refresh target banks and selected by the bank addresses to execute normal memory operation corresponding to the normal operation command, during the refresh operation executed by the memory cores within the refresh target banks. | 06-10-2010 |
20100172200 | MEMORY DEVICE, MEMORY CONTROLLER AND MEMORY SYSTEM - Provided is a memory device in which the decrease of the effective bandwidth caused by the refresh operation of the memory device has been solved, a memory controller of the memory device, and a memory system thereof. A memory device that is operated in response to a command from a memory controller has a plurality of banks that respectively have memory cores including memory cell arrays and decoders and are selected by bank addresses; and a control circuit, which, in response to a background refresh command, causes the memory cores within refresh target banks set by the memory controller to successively execute refresh operation a number of times corresponding to refresh burst length that is set by the memory controller, and, in response to a normal operation command, further causes the memory cores within banks other than the refresh target banks and selected by the bank addresses to execute normal memory operation corresponding to the normal operation command, during the refresh operation executed by the memory cores within the refresh target banks. | 07-08-2010 |
20100302879 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF CONTROLLING THE SAME - An internal voltage generator when activated, generates an internal voltage to be supplied to an internal circuit. Operating the internal voltage generator consumes a predetermined amount of the power. In response to a control signal from the exterior, an entry circuit inactivates the internal voltage generator. When the internal voltage generator is inactivated, the internal voltage is not generated, thereby reducing the power consumption. By the control signal from the exterior, therefore, a chip can easily enter a low power consumption mode. The internal voltage generator is exemplified by a booster for generating the boost voltage of a word line connected with memory cells, a substrate voltage generator for generating a substrate voltage, or a precharging voltage generator for generating the precharging voltage of bit lines to be connected with the memory cells. | 12-02-2010 |