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    • 51. 发明授权
    • Automatic operation detector for automatic brake unit
    • 自动制动单元自动运行检测器
    • US06361127B1
    • 2002-03-26
    • US09660615
    • 2000-09-13
    • Hidefumi InoueNaohito Saito
    • Hidefumi InoueNaohito Saito
    • B60T844
    • B60T7/12B60T8/4854B60T17/22
    • A detection switch is mounted on an input shaft through a clevis for detecting the operation of an automatic brake unit without the depression of a brake pedal. The detection switch may also be mounted on the brake pedal. The clevis and the brake pedal are connected together in a manner to permit a relative displacement therebetween through an operating stroke of the detection switch. When the brake pedal is depressed, the brake pedal is maintained at an advanced position relative to the input shaft, and the detection switch detects a retracting movement of the brake pedal with respect to the input shaft from the advanced position during an automatic brake operation. The arrangements allow the detection switch to be mounted on either the input shaft or the brake pedal, does not require design of a small size and facilitates the mounting of the detection switch.
    • 检测开关通过U形夹安装在输入轴上,用于检测自动制动单元的操作,而不会踩下制动踏板。 检测开关也可以安装在制动踏板上。 U形夹和制动踏板通过检测开关的操作行程以相互位移的方式连接在一起。 当制动踏板被压下时,制动踏板相对于输入轴保持在前进位置,并且检测开关在自动制动操作期间从前进位置检测到制动踏板相对于输入轴的回缩运动。 该装置允许检测开关安装在输入轴或制动踏板上,不需要小尺寸的设计并且便于安装检测开关。
    • 53. 发明授权
    • Hydraulic motor vehicle braking system with wheel slip control
    • 液压机动车制动系统带轮滑动控制
    • US06227627B1
    • 2001-05-08
    • US09202857
    • 1999-07-09
    • Andre F. L. Goossens
    • Andre F. L. Goossens
    • B60T844
    • B60T8/4291B60T8/341B60T8/365B60T8/445B60T8/5031B60T8/5037
    • A hydraulic automotive brake system with wheel slip control, includes a pressure medium source, to which a main pressure line is connected, which leads to a wheel brake, first and second pressure relief line segments connected to the wheel brake and leading to a supply reservoir, and having a pressure modulation valve arranged in it that either separates the supply reservoir from the wheel brake or connects it to the wheel brake, as well as a control orifice valve that is arranged in the main pressure line upstream of the first pressure relief line segment, actuated by changes in the hydraulic pressure. The brake system features a pressure chamber that actuates the control orifice valve and is provided with check valves, of which one of the check valves separates the pressure chamber from a pressure medium branch of the main pressure line arranged upstream of a control orifice, the other check valve connects the pressure chamber to the connection of the pressure relief line segment to the wheel brake, and whereby a final control element is guided in a sealed manner in the first pressure chamber and is exclusively exposed to pressure from the pressure medium source in the one direction of actuation of the control orifice valve, and in the other direction of actuation is exposed to the pressure change in the pressure chamber.
    • 一种具有车轮打滑控制的液压汽车制动系统,包括压力介质源,主压力线连接到该压力介质源,其导致车轮制动,连接到车轮制动器的第一和第二压力释放线段,并通向供给储器 并且具有布置在其中的压力调节阀,其将供应容器与车轮制动器分离或将其连接到车轮制动器,以及控制孔阀,其布置在第一压力释放线上游的主压力线 通过液压变化启动。 制动系统具有致动控制孔阀的压力室,并设置有止回阀,止回阀中的一个止回阀将压力室与设置在控制孔上游的主压力管线的压力介质分支分开,另一个 止回阀将压力室连接到压力释放线段与车轮制动器的连接,并且由此最终控制元件以密封方式被引导到第一压力室中,并且专门暴露于来自压力介质源的压力 控制孔阀的一个致动方向,另一个致动方向暴露于压力室中的压力变化。
    • 54. 发明授权
    • Control apparatus for a brake system
    • 制动系统的控制装置
    • US06203119B1
    • 2001-03-20
    • US09365577
    • 1999-08-02
    • Kenneth Scott TowersJohn E. MackiewiczRichard Becker McClainRaymon Kosarski, Jr.
    • Kenneth Scott TowersJohn E. MackiewiczRichard Becker McClainRaymon Kosarski, Jr.
    • B60T844
    • B60T8/4072B60T8/446B60T8/4845B60T13/144B60T13/167
    • A control apparatus (12) for a brake system (10) having a housing (40) with a first (42) and second (46) cylindrical members located in first (44) and second (46) bores. The first (42) and second (46) cylindrical members and corresponding first (50) and second (54) valve seat members define first (52) and second (56) chambers within the first (44) and second (46) bores which are connected to a source of pressurized fluid. First valve means (68) are located in the first chamber (52) and second valve means (70) are located in the second chamber (56). A first plunger means (72) in the first bore (40) and a first valve seat member (50) define a first brake chamber (74) which is connected to a first set (16) of wheel brakes and a second plunger means (76) in the second bore (48) and a second valve seat member (54) define a second brake chamber (78) in the second bore (46) which is connected to a second set (16′) of wheel brakes in the vehicle. A first stem (82) of the first plunger means (72) and a second stem (88) of the second plunger means (76) is connected to a balance lever (100) connected to an input rod (18). An input force applied to the input rod (18) simultaneously moves the stems (82,88) to initially interrupt communication between chambers (74,78) and a reservoir 84. Thereafter, further movement of stems (82,88) moves balls (67,67′) away from valve seat members (50,54) and allows metered pressurized fluid to be communicated to the first (16) and second (16′) set of wheel brakes to effect a primary brake application. In response to dynamic conditions sensed by a cpu (17), solenoid valves (21,25) are activated to allow pressurized fluid to move the first (50) and second (54) valve seat members into corresponding engagement with first (72) and second (76) plunger means initially interrupt communication between chambers (74,78) and reservoir (84). Thereafter, further movement of the first (50) and second (54) valve seat members allows metered pressurized fluid to be communicated to the first (16) and second (16′) set of wheel brakes to effect a secondary brake application and attenuate a dynamic condition experienced by the vehicle.
    • 一种用于制动系统(10)的控制装置(12),具有具有位于第一(44)和第二(46)孔中的第一(42)和第二(46)圆柱形构件的壳体(40)。 第一(42)和第二(46)圆柱形构件和相应的第一(50)和第二(54)阀座构件限定在第一(44)和第二(46)孔内的第一(52)和第二(56) 连接到加压流体源。 第一阀装置(68)位于第一室(52)中,第二阀装置(70)位于第二室(56)中。 第一孔(40)中的第一柱塞装置(72)和第一阀座构件(50)限定第一制动室(74),其连接到第一组轮胎制动器(16)和第二柱塞装置 76)和第二阀座构件(54)在所述第二孔(46)中限定第二制动室(78),所述第二制动室连接到所述车辆的第二组(16')的车轮制动器 。 第一柱塞装置(72)的第一杆(82)和第二柱塞装置(76)的第二杆(88)连接到连接到输入杆(18)的平衡杆(100)。 施加到输入杆(18)的输入力同时移动杆(82,88),以初始地中断腔室(74,78)和容器84之间的连通。此后,杆(82,88)的进一步运动使球 67,67')远离阀座构件(50,54),并且允许计量加压流体与第一(16)和第二(16')组的轮子制动器连通以实现主要制动应用。 响应于由cpu(17)感测的动态条件,电磁阀(21,25)被启动以允许加压流体移动第一(50 <
    • 55. 发明授权
    • Brake boosting system
    • 制动助力系统
    • US06183049B2
    • 2001-02-06
    • US09226113
    • 1999-01-07
    • Hiroyuki OkaHidefumi InoueYoshiyasu TakasakiMasahiro ShimadaMamoru SawadaYuzo Imoto
    • Hiroyuki OkaHidefumi InoueYoshiyasu TakasakiMasahiro ShimadaMamoru SawadaYuzo Imoto
    • B60T844
    • B60T8/442B60T8/3275B60T8/328B60T8/441B60T8/4872B60T13/168B60T13/686
    • In a brake boosting system the present invention, as it is decided that brake assist is necessary, a pump 53 is driven, and a solenoid valve 72 is switched to its communication position, and a solenoid shut-off valve 75 is opened. Then, the pump 53 sucks brake fluid from a reservoir 9 through the solenoid valve 72 and sends out the brake fluid to the pressure intensifying chamber 21 through the solenoid shut-off valve 75. At this point, an output shaft 11 has already advanced and a radial hole 38 is positioned ahead of a seventh cup sealing member 31 so that the pressure intensifying chamber 21 and the reaction chamber 33 are shut off from the reservoir 9 so as to be in the sealed state. Therefore, pump discharge pressure is supplied to the pressure intensifying chamber 21 and the reaction chamber 33 so that the pressure in these chambers is intensified. Since the intensified pressure acts on the primary piston 12, the master cylinder pressure is intensified to a value greater than that of normal braking. As mentioned above, by intensifying the master cylinder pressure when necessary, large braking force can be obtained with a simple structure.
    • 在本发明的制动助力系统中,由于需要制动辅助,所以驱动泵53,电磁阀72切换到其连通位置,螺线管截止阀75打开。 然后,泵53通过电磁阀72从储存器9吸入制动流体,并通过螺线管截止阀75将制动流体送出到增压室21.此时,输出轴11已经前进, 径向孔38位于第七杯密封构件31的前方,使得增压室21和反应室33从储存器9切断以便处于密封状态。 因此,将泵排出压力供给到增压室21和反应室33,使得这些室中的压力增强。 由于增压作用在主活塞12上,所以主缸压力增大到比正常制动大的值。 如上所述,通过在必要时增大主缸压力,能够以简单的结构获得大的制动力。