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    • 1. 发明授权
    • Sealing construction for slide type vacuum pump with finger portions of
spring element pressing cylindrical portion of seal element against
cylinder bore
    • 用于滑动式真空泵的密封结构,弹簧元件的指状部分将密封元件的圆柱形部分压紧到气缸孔
    • US4694734A
    • 1987-09-22
    • US892282
    • 1986-08-04
    • Yoshihisa NomuraKoichi SudaTadashi Kozawa
    • Yoshihisa NomuraKoichi SudaTadashi Kozawa
    • F04B37/14F02F7/00F04B39/00F04B39/04F16J15/32F16J9/06
    • F16J15/3212F04B39/042F02F7/006
    • A slide type vacuum pump has a cylinder bore with a cylindrical piston reciprocatingly slidably fitted therein and defining a vacuum pumping chamber. A seal element is housed in an annular groove around the piston defined by a radially extending annular surface and an axially extending cylindrical surface. The seal element includes an inwardly radially extending annular portion axially abutted against the annular groove defining surface and an axially extending cylindrical portion slidingly sealing against the cylinder bore. A first spring member has an inwardly radially extending annular portion axially abuttingly holding the annular seal element portion against the annular groove defining surface, and several axially extending resilient finger portions each angled outwards somewhat and springingly pressing the cylindrical seal element portion radially outwards against the cylinder bore to effect sealing therebetween. The outer peripheral portion of a second disk shaped spring member resiliently axially presses the first spring member annular portion and the annular seal element portion against the annular groove defining surface.
    • 滑动式真空泵具有气缸孔,圆柱形活塞可往复地可滑动地装配在其中并限定真空泵送室。 密封元件容纳在由径向延伸的环形表面和轴向延伸的圆柱形表面限定的活塞周围的环形槽中。 密封元件包括向内径向延伸的环形部分,其轴向抵靠环形槽限定表面,并且轴向延伸的圆柱形部分滑动地密封抵靠气缸孔。 第一弹簧构件具有向内径向延伸的环形部分,其轴向地邻接地将环形密封元件部分保持抵靠环形槽限定表面,以及几个轴向延伸的弹性指状部分,其各自向外倾斜向外,并且将圆柱形密封元件部分径向向外压靠在气缸 从而实现密封。 第二盘形弹簧构件的外围部分弹性地将第一弹簧构件环形部分和环形密封元件部分压靠在环形槽限定表面上。
    • 2. 发明授权
    • Method and device for controlling brake booster supplementary vacuum
pump ensuring good booster vacuum and low pump wear
    • 用于控制制动助力器辅助真空泵的方法和装置,确保良好的增压真空和低泵磨损
    • US4738112A
    • 1988-04-19
    • US904984
    • 1986-09-05
    • Yoshihisa NomuraKoichi Suda
    • Yoshihisa NomuraKoichi Suda
    • B60T17/02F16D48/02F16D31/02
    • B60T17/02
    • In the vacuum boosting system for the brake of a vehicle wherein the boosting vacuum is supplied from the intake manifold of the engine and also, as an assistance thereto, from a vacuum pump which is to be occasionally operated when the intake vacuum of the engine is insufficient to boost the brake, the operation of the vacuum pump is controlled in two alternative modes. In the first mode, when the vehicle is running at a relatively high speed with the transmission being shifted to a relatively high speed stage, the vacuum pump is switched on when the brake boosting vacuum has dropped below a first relatively high threshold value to be operated for a first relatively short period so as to recover the vacuum. In the second mode, when the vehicle is running at a relatively low speed and/or the transmission is shifted to a relatively low speed stage, the vacuum pump is switched on when the brake boosting vacuum has dropped below a second threshold value substantially lower than the above-mentioned first threshold value to be operated for a second period which is substantially longer than the above-mentioned first period.
    • 在用于车辆制动器的真空增压系统中,其中从发动机的进气歧管提供增压真空,并且作为辅助,来自当发动机的进气真空度为偶然操作的真空泵时 不足以提升制动器,真空泵的操作是以两种可选方式进行控制的。 在第一模式中,当车辆以相对较高的速度运行,其中变速器被转移到相对较高的速度阶段时,当制动器升压真空度已经下降到低于要运行的第一相对高的阈值时,真空泵被接通 第一个相对较短的时间以恢复真空。 在第二模式中,当车辆以相对较低的速度运行和/或变速器转移到相对低速的阶段时,当制动器升压真空度已经下降到低于基本上低于第二阈值的第二阈值时,真空泵被接通 上述第一阈值将被操作在比上述第一期间长的第二期间。
    • 3. 发明申请
    • DATA PROCESSING APPARATUS AND METHOD FOR CONTROLLING THE APPARATUS
    • 数据处理装置和控制装置的方法
    • US20110109931A1
    • 2011-05-12
    • US13003272
    • 2010-03-02
    • Yoshihisa Nomura
    • Yoshihisa Nomura
    • G06F3/12
    • H04N1/0097G06F3/1258G06F15/7867H03K19/177H04N2201/0094
    • The present invention provides a data processing apparatus having a programmable logic and a method for controlling the apparatus. If it is determined that the reconfiguration of the programmable logic is necessary, register setting data for reconfiguring the programmable logic is supplied to the programmable logic. The programmable logic reads out circuit information from a memory storing the circuit information in accordance with the register setting data and reconfigures a function of the programmable logic. A CPU transfers the register setting data to the programmable logic and then transfers data to be processed by the programmable logic whose function has been reconfigured, to the programmable logic.
    • 本发明提供一种具有可编程逻辑的数据处理装置和用于控制该装置的方法。 如果确定可编程逻辑的重新配置是必需的,则用于重新配置可编程逻辑的寄存器设置数据被提供给可编程逻辑。 可编程逻辑根据寄存器设置数据从存储电路信息的存储器读出电路信息,并重新配置可编程逻辑的功能。 CPU将寄存器设置数据传送到可编程逻辑,然后将其被重新配置功能的可编程逻辑处理的数据传送到可编程逻辑。
    • 4. 发明授权
    • Hydraulic power booster including backup actuator in addition to lever
device, for booster control valve
    • 液压助力器除了杠杆装置外还有后备执行器,用于增压控制阀
    • US5065573A
    • 1991-11-19
    • US552896
    • 1990-07-16
    • Yoshihisa NomuraMasahiko KatoMichiharu Nishii
    • Yoshihisa NomuraMasahiko KatoMichiharu Nishii
    • B60T13/12B60T8/44B60T8/48B60T8/94B60T13/14
    • B60T8/441B60T13/143B60T13/145B60T8/445B60T8/4836B60T8/94
    • A hydraulic power booster having a lever device disposed in operative association with a reaction piston, a power piston and a valve spool, for moving the valve spool in one of opposite axial directions thereof for applying a pressure of a pressure source into a power chamber to advance the power piston, in response to a relative movement between the reaction and power pistons. The booster is provided with a backup actuator including a cylinder, and a valve drive piston which slidably engages the cylinder. The cylinder and the valve drive piston cooperate with each other to define a first fluid chamber communicating with the power chamber, and a second fluid chamber communicating with a pressure chamber in which a pressure is generated according to an advancing force of the power piston. The valve drive piston moves the valve spool in the above-indicated one axial direction, in engagement with the valve spool, when the valve drive piston is moved in a direction from the second fluid chamber toward the first fluid chamber.
    • 一种液压动力助力器,其具有设置成与反作用活塞,动力活塞和阀芯操作关联的杠杆装置,用于在一个相反轴向方向上移动阀芯,以将压力源的压力施加到动力室中, 响应于反应和动力活塞之间的相对运动,推进动力活塞。 升压器设置有备用致动器,其包括气缸和可滑动地接合气缸的气门驱动活塞。 气缸和阀驱动活塞彼此配合以限定与动力室连通的第一流体室,以及与根据动力活塞的推进力产生压力的压力室连通的第二流体室。 当阀驱动活塞沿着从第二流体室朝向第一流体室的方向移动时,阀驱动活塞将阀芯沿着上述一个轴向移动,与阀芯接合。
    • 5. 发明授权
    • Hydraulic braking system for an automotive vehicle
    • 汽车制动液压制动系统
    • US5054860A
    • 1991-10-08
    • US474333
    • 1990-02-02
    • Yoshihisa NomuraMasahiko KatoMichiharu Nishii
    • Yoshihisa NomuraMasahiko KatoMichiharu Nishii
    • B60T8/44B60T8/88B60T8/94B60T13/12B60T17/22
    • B60T17/226B60T8/445B60T8/885B60T8/94
    • A hydraulic braking system for an automotive vehicle is provided with a power source for generating a hydraulic power pressure, a master cylinder, a hydraulic booster for introducing the hydraulic power pressure and actuating the master cylinder in response to operation of a brake operating member, a wheel brake cylinder for braking a road wheel, a changeover valve, and anti-skid control device for actuating the changeover valve into a position where the wheel brake cylinder is communicated with the booster and regulating the hydraulic pressure in the wheel brake cylinder on the basis of the hydraulic power pressure in the booster when the road wheel is in a slip condition. The hydraulic braking system includes a failure detecting feature for producing a power pressure failure signal when the hydraulic power pressure in the booster is lower than the master cylinder pressure by at least a predetermined value, an anti-skid prohibiting device for prohibiting the anti-skid control operation in accordance with the failure signal, and a detection preventing feature for preventing the failure detecting features from producing the failure signal when the hydraulic power pressure in the booster exceeds a predetermined pressure which is lower than a limit pressure for boosting operation of the booster.
    • 一种用于机动车辆的液压制动系统设置有用于产生液压动力压力的动力源,主缸,用于响应于制动操作构件的操作引入液压动力压力和致动主缸的液压助力器, 用于制动车轮的车轮制动缸,切换阀和用于将切换阀致动到车轮制动缸与增压器连通的位置的防滑控制装置,并且基于车轮制动缸的液压来调节 当车轮处于滑动状态时助力器中的液压动力压力。 液压制动系统包括当助力器中的液压动力压力低于主缸压力至少预定值时产生动力压力故障信号的故障检测功能,用于禁止防滑的防滑装置 根据故障信号的控制操作,以及当升压器中的液压功率压力超过预定压力时防止故障检测特征产生故障信号的检测防止特征,该预定压力低于用于升压助力器的升压操作的极限压力 。
    • 7. 发明授权
    • Anti-lock braking system for a vehicle having a traction control module
    • 具有牵引力控制模块的车辆的防抱死制动系统
    • US4865397A
    • 1989-09-12
    • US218887
    • 1988-07-14
    • Yoshiaki InoueYoshihisa NomuraKiyotaka IseHiromi Otsuki
    • Yoshiaki InoueYoshihisa NomuraKiyotaka IseHiromi Otsuki
    • B60T8/175B60T8/42B60T8/48
    • B60T8/175B60T8/4275B60T8/48Y10S303/09
    • A vehicle anti-lock braking system having a master cylinder operated upon operation of a brake operating member, a wheel cylinder activated by a pressure produced by the master cylinder, and an anti-lock control device which includes a slip ratio detector for detecting a slip ratio of a drive wheel of the vehicle, and a pressure regulating device for controlling a pressure in the wheel cylinder, so as to maintain the slip ratio in an optimum range. The system also has a traction control device including a traction control power source, and a communication switching device for selective communication of the pressure regulating device with the traction control power source or the master cylinder. The switching device maintains a discharge port of the pressure regulating device in communication with a reservoir while the traction control power source is in communication with the pressure regulating device, and disconnects the discharge port from the reservoir while the master cylinder is in communication with the pressure regulating device.
    • 一种车辆防抱死制动系统,具有在制动操作构件的操作下操作的主缸,由主缸产生的压力启动的轮缸,以及包括用于检测滑差的滑移率检测器的防抱死控制装置 车辆的驱动轮的比例和用于控制轮缸中的压力的​​压力调节装置,以将打滑率保持在最佳范围内。 该系统还具有包括牵引力控制电源的牵引力控制装置,以及用于选择性地将压力调节装置与牵引力控制电源或主汽缸通信的通信切换装置。 开关装置在牵引控制电源与压力调节装置连通的同时,保持压力调节装置的排出口与贮存器连通,并且在主缸与压力连通的同时将排出口与储存器连通 调节装置
    • 10. 发明授权
    • Pressure generating device with pressure relief means
    • 带压力释放装置的压力发生装置
    • US4729221A
    • 1988-03-08
    • US014584
    • 1987-02-13
    • Yoshihisa NomuraMasakazu Sugisawa
    • Yoshihisa NomuraMasakazu Sugisawa
    • B60T8/40B60T8/42B60T17/02F16D31/02
    • B60T8/4031B60T17/02B60T8/405B60T8/4054B60T8/4225
    • A pressure generator having a high-pressure accumulator connected to a high-pressure pump by a high-pressure conduit via a first check valve, to store a high-pressure fluid from the high-pressure pump, a charging accumulator connected to the high-pressure pump, for storing a low-pressure fluid and supplying the high-pressure pump with the low-pressure fluid, and a charging pump for supplying the charging accumulator with the low-pressure fluid. The charging accumulator includes leak means for permitting the low-pressure fluid to leak at a low rate. The high-pressure conduit is connected to a storage chamber of the charging accumulator by a communication passage in which is disposed a second check valve for preventing a flow of the fluid from the high-pressure conduit toward the charging accumulator. A valve actuator is provided on one of a piston of the charging accumulator and a valve member of the second check valve, in order to open the second check valve after the fluid in the charging accumulator has leaked out. A valve control device may be provided as to hold the second check valve open for a suitable time immediately after the high-pressure pump is started.
    • 一种压力发生器,具有通过第一止回阀由高压导管与高压泵连接的高压蓄能器,以存储来自高压泵的高压流体,连接到高压泵的高压泵, 用于存储低压流体并向高压泵供给低压流体的高压泵,以及用于向充电蓄积器供给低压流体的充电泵。 充电蓄能器包括用于允许低压流体以低速率泄漏的泄漏装置。 高压导管通过连通通道连接到充电蓄能器的储存室,连通通道设置有第二止回阀,用于防止流体从高压管道流向充电蓄能器。 在充电蓄能器的活塞和第二止回阀的阀构件中的一个上设置有阀致动器,以便在充电蓄能器中的流体泄漏之后打开第二止回阀。 可以设置阀控制装置,以在高压泵启动之后立即将第二止回阀保持适当的时间。