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    • 53. 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。
    • 54. 发明授权
    • Solenoid valve
    • 电磁阀
    • US4723575A
    • 1988-02-09
    • US014519
    • 1987-02-13
    • Hidenobu KazitaToshiharu NaitoYoshiyuki HattoriYoshihisa Nomura
    • Hidenobu KazitaToshiharu NaitoYoshiyuki HattoriYoshihisa Nomura
    • F16K31/06B60T8/26B60T8/36B60T13/68
    • B60T8/445B60T13/686B60T8/266B60T8/364Y10T137/87724Y10T137/87772Y10T137/87845Y10T137/87877
    • First and second outlet ports are connected to an inlet port. A first valve member selectively blocks and unblocks the first outlet port. A second valve member selectively blocks and unblocks the second outlet port. A first device urges the first valve member. A second device urges the second valve member. A movable member disposed between the first and second valve members allows a force of the first urging device to travel to the second valve member. The movable member can be driven by a solenoid winding. When the solenoid winding is deenergized, the first valve member is moved to its open position by the first urging device and the second valve member is moved against a force of the second urging device to its open position by the first urging device. When the solenoid winding is energized, the first valve member is moved against the force of the first urging device to its closed position by the movable member and the second valve member is moved to its closed position by the second urging device.
    • 第一和第二出口连接到入口。 第一阀构件选择性地阻挡和解锁第一出口。 第二阀构件选择性地阻止和解锁第二出口。 第一装置促使第一阀构件。 第二装置促使第二阀构件。 设置在第一和第二阀构件之间的可动构件允许第一推动装置的力行进到第二阀构件。 可动构件可由电磁线圈驱动。 当螺线管绕组断电时,第一阀构件通过第一推动装置移动到其打开位置,并且第二阀构件通过第一推动装置抵抗第二施力装置的力而移动到其打开位置。 当电磁线圈绕组通电时,第一阀构件被第一推动装置的力抵抗可动构件的关闭位置移动,第二阀构件通过第二推动装置移动到其关闭位置。
    • 55. 发明授权
    • Antiskid control device
    • 防滑控制装置
    • US4687260A
    • 1987-08-18
    • US793760
    • 1985-11-01
    • Kazuma MatsuiYoshiyuki HattoriYuichi ImaniAkira KunoYoshihisa Nomura
    • Kazuma MatsuiYoshiyuki HattoriYuichi ImaniAkira KunoYoshihisa Nomura
    • B60T8/1761B60T8/40B60T8/42B60T8/44B60T8/02
    • B60T8/4022B60T8/17616B60T8/405B60T8/4054B60T8/4275B60T8/445
    • An antiskid control device including a main line system, a first oil hydraulic source generating a pressurized oil and supplying the oil to wheel cylinders through the main line system, a subline system, and a second oil hydraulic source generating a pressurized oil and supplying the oil to the wheel cylinders through the subline system. The main line system and the first oil hydraulic source are provided for a usual braking operation. The subline system and the second oil hydraulic source are provided for an antiskid control. The main line system has a cut-off valve which opens the main line system in the usual braking operation and closes the main line system in the antiskid control. The subline system has a switching valve which opens and closes the subline system according to a locking condition of the wheel during the antiskid control. The second oil hydraulic source generates a pressurized oil when a locking condition is sensed.
    • 一种防滑控制装置,包括主线系统,产生加压油的第一油压源,并通过主线系统将油供给到轮缸,副线系统和产生加压油并供给油的第二油压源 通过分线系统到轮缸。 主线系统和第一油压源用于通常的制动操作。 分线系统和第二油压源设置为防滑控制。 主线系统具有截止阀,在通常的制动操作中打开主线系统,并关闭防滑控制中的主线系统。 分线系统具有切换阀,其在防滑控制期间根据车轮的锁定状态打开和关闭副线系统。 当检测到锁定状态时,第二油压源产生加压油。
    • 56. 发明授权
    • Anti-skid brake system
    • 防滑制动系统
    • US4640558A
    • 1987-02-03
    • US635229
    • 1984-07-27
    • Yoshihisa NomuraHiroyuki OkaHiromi Otsuki
    • Yoshihisa NomuraHiroyuki OkaHiromi Otsuki
    • B60T8/48B60T8/50B60T8/36B60T13/68
    • B60T8/5012B60T8/5037Y10S303/90Y10T137/86919Y10T137/87217
    • An anti-skid brake system for a brake cylinder of a vehicle, comprising: a primary fluid passage for connecting a master cylinder to the brake cylinder; a solenoid-operated directional control valve disposed in the primary fluid passage for communication of the brake cylinder selectively with the master cylinder or a brake fluid reservoir; a control device sensing a skidding condition of a wheel at which the brake cylinder is disposed, and controlling the directional control valve according to the sensed skidding condition of the wheel; a restrictor disposed in the primary fluid passage in series connection with the directional control valve; and a shut-off valve disposed in the primary fluid passage in parallel connection with the restrictor and controlled by the control device, the shut-off valve being normally placed in its open position, and brought into its closed position at the time when the control device has started to activate the directional control valve for preventing the wheel from skidding. The directional control valve and the shut-off valve are mounted in the same housing and are operated by a single, common solenoid.
    • 一种用于车辆的制动缸的防滑制动系统,包括:用于将主缸连接到制动缸的主流体通道; 设置在所述主流体通道中的用于将所述制动缸选择性地与所述主缸或制动液储存器连通的电磁式方向控制阀; 控制装置,其感测制动缸设置的车轮的打滑状态,并且根据感测到的车轮的打滑状况来控制方向控制阀; 限流器,设置在与方向控制阀串联连接的主流体通道中; 以及截止阀,其设置在与限制器并联连接并由控制装置控制的主流体通道中,截止阀通常位于其打开位置,并且在控制时被置于其关闭位置 装置开始启动方向控制阀,防止车轮打滑。 方向控制阀和截止阀安装在相同的外壳中,并由单个公共螺线管操作。
    • 57. 发明授权
    • Hydraulic pressure control device for use in vehicle anti-skid braking
system
    • 用于车辆防滑制动系统的液压控制装置
    • US4636009A
    • 1987-01-13
    • US714804
    • 1985-03-22
    • Naohiko TsuruRyoichi MatsuuraHiromi OtsukiHiroshi FujinamiShinichi HoriYoshihisa NomuraHiroyuki Oka
    • Naohiko TsuruRyoichi MatsuuraHiromi OtsukiHiroshi FujinamiShinichi HoriYoshihisa NomuraHiroyuki Oka
    • B60T8/48B60T8/1761B60T8/46B60T8/50B60T8/02
    • B60T8/5012B60T8/5037
    • A hydraulic pressure control device in a vehicle anti-skid braking system includes a wheel brake actuating cylinder for braking a vehicle wheel, a fluid pressure supply passage connected between a master cylinder and the wheel brake actuating cylinder and having a restriction, and a first directional control valve disposed in the fluid pressure supply passage and having at least pressure-increasing and pressure-decreasing modes, the first directional control valve being normally in the pressure-increasing mode to connect the master cylinder to the fluid pressure supply passage. A second directional control valve is connected between the master cylinder and the wheel brake actuating cylinder, the second directional control valve being normally open to provide a bypass passage across the first directional control valve to connect the master cylinder passage to the wheel brake actuating cylinder. A control unit is responsive to a decelerating condition of the vehicle wheel for actuating the first directional control valve into the pressure-decreasing mode and for actuating the second directional control valve to shut off the bypass passage.
    • 车辆防滑制动系统中的液压控制装置包括用于制动车轮的车轮制动致动缸,连接在主缸和车轮制动器致动缸之间并具有限制的流体压力供给通道,并且具有第一定向 控制阀设置在流体压力供给通道中并具有至少增压和减压模式,第一方向控制阀通常处于将主缸连接到流体压力供给通道的增压模式。 第二方向控制阀连接在主缸和车轮制动器致动缸之间,第二方向控制阀通常打开以提供跨过第一方向控制阀的旁通通道,以将主缸通道连接到车轮制动器致动缸。 控制单元响应于车轮的减速状态,用于致动第一方向控制阀进入减压模式,并且用于致动第二方向控制阀以切断旁路通道。