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    • 1. 发明授权
    • Brake system having a plurality of operational sources
    • 具有多个操作源的制动系统
    • US6142584A
    • 2000-11-07
    • US259814
    • 1999-02-26
    • Kenneth Scott TowersGregory Paul GoodzeyBryan F. HeinzTimothy Jay Albert
    • Kenneth Scott TowersGregory Paul GoodzeyBryan F. HeinzTimothy Jay Albert
    • B60T13/00B60T7/04B60T13/14B60T13/68
    • B60T13/145B60T13/686B60T7/042
    • A brake system (10) having a control member (12) through which a remotely located master cylinder (18) is selectively supplied with either a first operational fluid developed by a first pump (14), a second operational fluid developed by a second pump arrangement (500,600) or a third operational fluid from a storage system (302) as a function of a brake force applied to an input push rod (16) and a sensed flow of operational fluid through a shuttle valve (64) to the master cylinder for effecting a desired brake application. A electronic control unit (200) receives an input signal corresponding to the brake force and a sensed flow to activate the second pump arrangement (500,600). Whenever the fluid pressure of the first operational fluid is insufficient, the second pump is activated and the second operational fluid supplants the operation of the master cylinder (18) by the first operational fluid to effect the desired brake application. Whenever both the first fluid pressure in the first operational fluid and the second fluid pressure in the second operational fluid are insufficient, an operator applies additional the input force to the input member (16) and moves an actuation piston (58) past a tilt valve (318) to allow a third fluid pressure in a third fluid retained in the storage system (302) to be communicated to the master cylinder (18) to effect a desired brake application.
    • 具有控制构件(12)的制动系统(10),远程定位的主缸(18)通过该制动系统选择性地被供给由第一泵(14)显影的第一操作流体,由第二泵 作为施加到输入推杆(16)的制动力的函数以及通过往复阀(64)到主缸的操作流体的感测流量的装置(500,600)或来自存储系统(302)的第三操作流体 用于实现期望的制动应用。 电子控制单元(200)接收对应于制动力的输入信号和感测到的流量以激活第二泵装置(500,600)。 每当第一操作流体的流体压力不足时,第二泵被激活,并且第二操作流体通过第一操作流体代替主缸(18)的操作以实现期望的制动应用。 每当第一操作流体中的第一流体压力和第二操作流体中的第二流体压力都不足时,操作者将附加的输入力附加到输入构件(16)并且使致动活塞(58)移动经过倾斜阀 (318)以允许保留在所述存储系统(302)中的第三流体中的第三流体压力与所述主缸(18)连通以实现期望的制动应用。
    • 4. 发明授权
    • Secondary braking control
    • 二次制动控制
    • US5971502A
    • 1999-10-26
    • US90681
    • 1998-06-04
    • Timothy Jay AlbertGregory Paul Goodzey
    • Timothy Jay AlbertGregory Paul Goodzey
    • B60T8/175B60T8/32B60T8/40B60T8/48B60T15/16
    • B60T8/405B60T8/175B60T8/328B60T8/4072B60T8/4872Y10S303/04Y10S303/11
    • A secondary source of braking for large hydraulically braked vehicles utilizing the available power source (38) provided by typically available anti-skid and traction control braking systems. The invention improves the time response of a secondary braking traction control system by utilizing stored fluid in the low pressure anti-skid braking system accumulators (34) to provide for faster build of pressure by the pump motor (38). Fluid is stored and utilized based on vehicle behavior and operational states and is based upon the principal the traction control, anti-skid braking and secondary braking requirements are generally mutually exclusive. This allows for a decreased response time of the secondary braking system and also provides for improved initial cycle response of typical traction control events that utilize the system configuration.
    • 使用由通常可用的防滑和牵引控制制动系统提供的可用动力源(38)的大型液压制动车辆的二次制动源。 本发明通过利用低压防滑制动系统蓄能器(34)中储存的流体来提高二次制动牵引力控制系统的时间响应,从而通过泵马达(38)提供更快的压力建立。 基于车辆行为和操作状态储存和使用流体,并且基于主要原理,牵引力控制,防滑制动和二次制动要求通常是相互排斥的。 这允许二次制动系统的响应时间减少,并且还提供利用系统配置的典型牵引力控制事件的改进的初始循环响应。
    • 5. 发明授权
    • Hydraulic braking system
    • 液压制动系统
    • US06280002B1
    • 2001-08-28
    • US09493572
    • 2000-01-28
    • Gregory Paul GoodzeyBryan Frances HeinzTimothy Jay Albert
    • Gregory Paul GoodzeyBryan Frances HeinzTimothy Jay Albert
    • F16D3102
    • B60T13/686B60T7/042
    • A hydraulic brake system wherein a portion of a volume of a first fluid supplied to a steering system by a pump is selectively diverted to an actuator assembly for a master cylinder to develop an force for actuating a master cylinder to pressurize fluid which is supplied to wheel brakes. An electronic control unit (ECU) for the brake system receives a first input signal indicative of the flow of fluid from the pump in the steering system, a second input signal indicative of the input force applied by the operator and a third input signal indicative of the speed of the wheels of the vehicle for developing a pulse modulated operational signal. The electronic control develops an operational signal which is supplied as the pulse modulated operational signal to a magnetic responsive valve. The pulse modulated operational signal creates a variable orifice in the magnetic responsive valve to restrict the flow of the first fluid to the steering gear and increases the fluid pressure of the first fluid. This increase in the fluid pressure of the first fluid is develops an operational force for actuating the master cylinder to effect a brake application. The electronic control unit supplies the pulse modulated operational signal to the magnetic responsive valve until a desired braking of the vehicle is achieved.
    • 液压制动系统,其中通过泵供应到转向系统的第一流体的一部分体积被选择性地转移到用于主缸的致动器组件,以产生用于致动主缸的力,以将提供给轮的流体加压 刹车 用于制动系统的电子控制单元(ECU)接收指示来自转向系统中的泵的流体流的第一输入信号,指示操作者施加的输入力的第二输入信号和指示 用于开发脉冲调制操作信号的车辆的车轮的速度。 电子控制产生作为脉冲调制操作信号提供给磁响应阀的操作信号。 脉冲调制操作信号在磁响应阀中产生可变孔,以限制第一流体流向舵机并增加第一流体的流体压力。 第一流体的流体压力的这种增加产生用于致动主缸以实现制动应用的操作力。 电子控制单元将脉冲调制操作信号提供给磁响应阀,直到实现车辆的期望制动。
    • 6. 发明授权
    • Parking brake control
    • 驻车制动控制
    • US06550870B1
    • 2003-04-22
    • US09941330
    • 2001-08-29
    • Gregory Paul Goodzey
    • Gregory Paul Goodzey
    • B60T1322
    • B60T13/66B60T8/885B60T13/22B60T17/22B60T2270/402
    • An electrical circuit for selectively operating a vehicle parking brake (16) with the energizing and de-energizing of a coil (50) of a solenoid valve (30) in response to an operator input. The electrical circuit comprising a source of electrical energy (V Bat), an operator actuable switch (47) connected by line (59) to the coil (50) and a first microprocessor (49) which in turn is connected by an electronically controllable switch (45) through a low side driver (51) to connect line (57) from coil (50) with a ground (55) and a second microprocessor (53) connected to the first microprocessor (49) and electronically controllable switch (45) for detecting erroneous first microprocessor (49) operation. If the second microprocessor (53) detects an erroneous operation in the first microprocessor (49), the second microprocessor (53) assumes control and switches the electronically controllable switch (45) such that electrical energy (V Bat) is supplied to the low side driver (51) and as a result the actuation of coil (50) is under the direct control of the operator actuable switch (47) to effect a parking brake application.
    • 一种电路,用于响应于操作者的输入,对电磁阀(30)的线圈(50)的通电和断电来选择性地操作车辆驻车制动器(16)。 包括电能源(V Bat)的电路,通过线路(59)连接到线圈(50)的操作者致动开关(47)和第一微处理器(49),第一微处理器(49)又通过电子可控开关 (45)通过低侧驱动器(51)连接到线路(50)的线路(57)与连接到第一微处理器(49)的地线(55)和第二微处理器(53) 用于检测错误的第一微处理器(49)操作。 如果第二微处理器(53)检测到第一微处理器(49)中的错误操作,则第二微处理器(53)采取控制并切换电子可控开关(45),使得电能(V Bat)被提供给低端 驱动器(51),因此线圈(50)的致动处于操作者致动开关(47)的直接控制下,以实现驻车制动应用。