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    • 5. 发明申请
    • Electrohydraulic Brake System for Motor Vehicle
    • 汽车电动液压制动系统
    • US20100259096A1
    • 2010-10-14
    • US11989853
    • 2006-08-02
    • Peter RiethLothar SchielStefan Drumm
    • Peter RiethLothar SchielStefan Drumm
    • B60T8/40B60L7/26
    • B60T8/4081
    • The invention relates to an electrohydraulic brake system for motor vehicles of the ‘brake-by-wire’ type. The brake system comprises among others a travel simulator cooperating with a master brake cylinder and a pressure source consisting of a hydraulic pump and a high-pressure accumulator.In order to allow deceleration of the vehicle with brake pressures higher than the pressure predetermined in the master cylinder due to the muscular power of the operator upon failure of the electrohydraulic components of the brake system, it is proposed by the invention that a valve assembly (13) is arranged in the connection between the wheel brakes (7, 8, 11, 12) of the vehicle and the pressure source (20 and 21, respectively), which can be actuated both hydraulically by the pressure supplied by the master brake cylinder (2) and by an external force.
    • 本发明涉及一种用于“线控制动”型的机动车辆的电动液压制动系统。 制动系统包括与主制动缸和由液压泵和高压蓄能器组成的压力源相配合的行驶模拟器。 为了允许在制动压力高于主缸中预定的压力的情况下由于操作者在制动系统的电动液压部件故障时的肌肉力量而使车辆减速,本发明提出了一种阀组件 13)布置在车辆的车轮制动器(7,8,11,12)与压力源(20和21)之间的连接中,该压力源可以由主制动缸供给的压力液压驱动 (2)和外力。
    • 6. 发明授权
    • Brake system for motor vehicles
    • 汽车制动系统
    • US08061786B2
    • 2011-11-22
    • US11664668
    • 2005-10-13
    • Stefan DrummLothar Schiel
    • Stefan DrummLothar Schiel
    • B60T8/42
    • B60T8/4077B60T7/042
    • A brake system has a first piston (2) which is coupled to a brake pedal (3), a second piston (4) used to actuate a master cylinder (1), a third piston (5) actuated by the first piston (2) and movable into a force-transmitting connection with the second piston (4), and a pedal travel simulator. The first and the third pistons are coupled depending on the displacement of the third piston (5). The pressurization of a space (11) between the second and the third piston loads the second and third pistons (4, 5) in opposite directions. A pressure-supplying module (13) enables both filling and evacuation of the space (11) as well as its evacuation. A fourth piston (8) between the first piston (2) and the third piston (5) delimits a hydraulic compartment (9) in interaction with the third piston (5). A valve assembly (10) varies the pressure introduced into the space (11).
    • 制动系统具有联接到制动踏板(3)的第一活塞(2),用于致动主缸(1)的第二活塞(4),由第一活塞(2)致动的第三活塞 )并且可移动成与第二活塞(4)的力传递连接,以及踏板行程模拟器。 第一和第三活塞根据第三活塞(5)的位移联接。 第二活塞和第三活塞之间的空间(11)的加压在相反的方向上装载第二和第三活塞(4,5)。 压力供应模块(13)能够使空间(11)的填充和排空以及其排空。 在第一活塞(2)和第三活塞(5)之间的第四活塞(8)限定与第三活塞(5)相互作用的液压隔间(9)。 阀组件(10)改变引入空间(11)的压力。
    • 7. 发明申请
    • Brake System For Motor Vehicles
    • 汽车制动系统
    • US20080258546A1
    • 2008-10-23
    • US11664668
    • 2005-10-13
    • Stefan DrummLothar Schiel
    • Stefan DrummLothar Schiel
    • B60T8/40
    • B60T8/4077B60T7/042
    • The invention relates to a brake system comprising a master cylinder (1) to which wheel brake cylinders are connectable, a first piston (2) which is coupled to a brake pedal (3) by way of a push rod (28) that transmits actuating forces, a second piston (4) used to actuate the master cylinder (1), a third piston (5) which can be actuated by the first piston (2) and can be moved into a force-transmitting connection with the second piston (4), at least one elastic element (6, 7) forming a pedal travel simulator that imparts a pleasant pedal feeling to the operator in the ‘brake-by-wire’ operating mode, a means to couple the movements of the first and the third pistons, which is activated depending on the displacement travel of the third piston (5) in a housing (20), a space (11) between the second (4) and the third pistons (5) to which hydraulic pressure is applicable, with the pressurization of the space (11) loading the second and third pistons (4, 5) in opposite directions, as well as a pressure-supplying module (13), which enables both filling of the space (11) with pressure fluid as well as its evacuation.In order to boost the actuating force even when the electronic control unit or the electric energy supply fails, the invention provides that a fourth piston (8) is arranged between the first piston (2) and the third piston (5) and delimits a hydraulic compartment (9) in interaction with the third piston (5), which compartment has a hydraulic connection to a pressure fluid supply tank (31) closable by brake pedal application and in which pressure can be built up by the actuating forces, and in that the hydraulic pressure introduced into the compartment (9) allows actuating a valve assembly (10), by which the pressure introduced into the space (11) can be varied.
    • 本发明涉及一种制动系统,该制动系统包括主缸(1),车轮制动缸可连接到该主缸(1),第一活塞(2)通过推杆(28)联接到制动踏板(3) 用于致动主缸(1)的第二活塞(4),可由第一活塞(2)致动的第三活塞(5),并可移动到与第二活塞(...)的力传递连接 形成踏板行驶模拟器的至少一个弹性元件(6,7),其以“线控制动”模式向驾驶员提供令人愉快的踏板感觉,一种将第一和第 第三活塞,其根据第三活塞(5)在壳体(20)中的移动行程被激活,第二活塞(4)和第三活塞(5)之间的空间(11)可被施加到液压, 在加载第二和第三活塞(4,5)的空间(11)的加压i 在相反的方向上,以及压力供应模块(13),其能够使空间(11)与压力流体一起填充以及其排空。 为了即使当电子控制单元或电能供应故障时也能提高致动力,本发明提供了一种第四活塞(8)设置在第一活塞(2)和第三活塞(5)之间,并限定了液压 隔室(9)与第三活塞(5)相互作用,该隔室具有与通过制动踏板应用可关闭的压力流体供应罐(31)的液压连接,并且在该压力流体供应罐 引入隔室(9)的液压允许致动阀组件(10),由此可以改变引入空间(11)的压力。
    • 8. 发明申请
    • METHOD AND DEVICE FOR OPERATING A HYDRAULIC VEHICLE BRAKE SYSTEM
    • 液压车辆制动系统的操作方法和装置
    • US20090033146A1
    • 2009-02-05
    • US12063778
    • 2006-08-11
    • Peter RiethLothar SchielStefan Drumm
    • Peter RiethLothar SchielStefan Drumm
    • B60T8/40G06F17/00
    • B60T13/148B60T8/3275B60T8/328B60T8/3655B60T8/404B60T8/441B60T8/4872B60T8/94B60T13/14
    • Disclosed is a method for operating a hydraulic vehicle brake system, having a brake pressure generator operable by a brake actuating device and essentially consisting of a master brake cylinder and a hydraulic booster connected upstream thereof which includes a booster chamber and a booster piston arranged therein, which latter for brake force boosting purposes, can be acted upon by a hydraulic pressure of a high-pressure accumulator that is chargeable by a hydraulic pump according to a sensor system which detects actuation and/or according to a pressure sensor sensing the hydraulic pressure that prevails in the master brake cylinder. In order to provide a safe fallback mode, upon failure of the high-pressure accumulator, the wheel brakes are acted upon by hydraulic pressure of the hydraulic pump according to the sensor system which detects actuation or according to the pressure sensor. Likewise, provisions are made that upon failure of the pump, hydraulic pressure out of the high-pressure accumulator is applied to the booster chamber according to the sensor system which detects actuation or according to the pressure sensor.
    • 公开了一种用于操作液压车辆制动系统的方法,其具有可由制动器致动装置操作的制动压力发生器,并且主要由主制动缸和连接在其上游的液压助力器组成,其包括增压室和布置在其中的助力活塞, 后者用于制动力增压目的,可以通过高压蓄能器的液压作用,高压蓄能器可以由液压泵根据检测致动的传感器系统和/或根据感测液压的压力传感器来充电 在主制动缸中占优。 为了提供安全的回退模式,当高压蓄能器失效时,根据检测致动的传感器系统或根据压力传感器,液压泵的液压作用在车轮制动器上。 同样,规定了泵的故障时,根据检测致动的传感器系统或根据压力传感器将高压蓄能器中的液压压力施加到增压室。
    • 9. 发明申请
    • Brake System and Method for Operating Same
    • 制动系统和操作方法相同
    • US20130187441A1
    • 2013-07-25
    • US13876879
    • 2011-09-29
    • Lothar Schiel
    • Lothar Schiel
    • B60T11/28
    • B60T11/28B60T7/042B60T8/4081B60T13/662B60T13/686
    • A brake system for motor vehicles of “brake-by-wire” type without a brake booster, having a hydraulic activation device which can be activated by means of a brake pedal and to which wheel brakes are connected, and a simulation device which can be activated hydraulically and has at least one elastic element which gives the driver of a vehicle a pleasant pedal sensation is intended to have a functional capacity which can be checked during the normal braking function and to give the driver a pedal sensation which is familiar from a conventional hydraulic brake system. For this purpose, the activation device is connected via a hydraulic connection to the simulation device, wherein the hydraulic connection is connected via an electrically controllable check valve to a pressure medium reservoir which is at atmospheric pressure.
    • 一种没有制动助力器的“线控制动”型机动车辆的制动系统,具有可通过制动踏板启动的液压启动装置和连接到哪个车轮制动器的模拟装置,以及可以 液压地启动并且具有至少一个弹性元件,其给予车辆的驾驶员愉快的踏板感觉旨在具有在正常制动功能期间可以检查的功能能力,并且给予驾驶员以常规的踏板感觉 液压制动系统。 为此,激活装置通过液压连接连接到模拟装置,其中液压连接通过电控制的止回阀连接到处于大气压的压力介质储存器。
    • 10. 发明申请
    • SLIDE VALVE
    • 滑阀
    • US20100071791A1
    • 2010-03-25
    • US12524648
    • 2008-01-15
    • Lothar SchielStefan A. Drumm
    • Lothar SchielStefan A. Drumm
    • F16K11/07
    • F16K11/0712F16K11/0716Y10T137/86702Y10T137/8671
    • A slide valve for regulating the hydraulic pressure at a working connection to values between a low pressure and a high pressure, for which purpose a valve slide is accommodated in a hole of a housing such that it can move linearly, which housing has a low pressure connection, a high pressure connection and the working connection, for which purpose the working connection is connected to the low pressure connection in the first position of the valve slide, while the working connection is separated from the two further connections in a second position of the valve slide, and having a third position of the valve slide, in which the working connection is connected to the high pressure connection (P). A plurality of radial holes are arranged in the valve slide, through which radial holes flow can pass and which radial holes interact with a plurality of circumferential control edges in the housing which seal the valve slide in the hole in a leakfree manner by means of suitable sealing rings.
    • 用于将工作连接处的液压调节到低压和高压之间的滑阀,为此,阀滑动容纳在壳体的孔中,使得其可以线性移动,该壳体具有低压 连接,高压连接和工作连接,为此,工作连接在阀滑块的第一位置连接到低压连接,而工作连接在第二位置与第二位置分离 阀滑块,并且具有阀滑块的第三位置,其中工作连接件连接到高压连接件(P)。 多个径向孔布置在阀滑块中,径向孔可以穿过该孔,并且哪些径向孔与壳体中的多个周向控制边缘相互作用,其通过适当的方式以无泄漏的方式密封孔中的阀滑动件 密封圈。