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    • 41. 发明授权
    • Brake-booster device with slowed hydraulic reaction
    • 制动助力装置,液压反应减慢
    • US5475977A
    • 1995-12-19
    • US122558
    • 1993-09-30
    • Jean Pierre GautierUlysse VerboMiguel Perez RevillaRoland Levrai
    • Jean Pierre GautierUlysse VerboMiguel Perez RevillaRoland Levrai
    • B60T13/52B60T13/565B60T13/569B60T13/573B60T13/00F15B9/10
    • B60T13/573B60T13/565B60T13/569
    • A brake actuation apparatus includes a pneumatic booster and a master cylinder. A control rod in the booster responds to an input force for actuating a valve in the brake booster to develop an actuation force which is applied to a main hydraulic piston located in the master cylinder to pressurize fluid and effect a brake application. The main hydraulic piston includes a cylinder member with a bore therein for retaining a secondary hydraulic piston connected to the control rod. The cylinder member has at least one opening whereby pressurized fluid is communicated between the master cylinder and bore as function of a flow-rate reducer located in the one opening. The communication of fluid between the master cylinder and bore is always from the higher fluid pressure toward the lower fluid pressure. The fluid pressure in the bore acts on the secondary hydraulic piston to oppose the input force and thereby modify the time the valve remains opened by the input force and correspondingly the development of the actuation force for the pressurizing of fluid in the master cylinder.
    • PCT No.PCT / FR93 / 00914 Sec。 371日期:1993年9月30日 102(e)1993年9月30日PCT 1993年9月22日PCT公布。 第WO94 / 07722号公报 日期1994年4月14日。制动致动装置包括气动助力器和主缸。 增压器中的控制杆响应用于致动制动助力器中的阀的输入力,以产生施加到位于主缸中的主液压活塞的致动力,以对流体加压并实现制动应用。 主液压活塞包括在其中具有孔的气缸构件,用于保持连接到控制杆的次级液压活塞。 气缸构件具有至少一个开口,由此加压流体在主缸和孔之间连通,作为位于一个开口中的流量减速器的功能。 主缸和钻孔之间的流体通信始终是从较高的流体压力朝向较低的流体压力。 孔中的流体压力作用在副液压活塞上以抵抗输入力,从而通过输入力修改阀保持打开的时间,并相应地改变用于对主缸中的流体加压的致动力。
    • 42. 发明授权
    • Assembly comprising a bulkhead and a pneumatic brake-booster for a motor
vehicle
    • 组件包括用于机动车辆的隔板和气动制动助力器
    • US5438910A
    • 1995-08-08
    • US50246
    • 1994-05-06
    • Jean Pierre GautierUlysse VerboMiguel Perez
    • Jean Pierre GautierUlysse VerboMiguel Perez
    • B60T13/52B60T13/56B60T13/567F15B9/10
    • B60T13/567
    • The present invention relates to an assembly comrising a bulkhead (10) separating an engine compartment from a passenger compartment of a vehicle and a pneumatic booster (12) assisting the braking of the vehicle and comprising essentially a tube into which an operating rod (16) actuated by a brake pedal situated in the passenger compartment penetrates and a closed casing defining the pneumatic chambers of the booster disposed in the engine compartment. According to the invention the tube (14) is fastened to a collar (18) which has a diameter substantially smaller than that of the opening; the collar (18) is shaped in such a way as to have, at least in part, an end wall (20) parallel to the bulkhead; the collar (18) has a peripheral groove housing a ring (22); the ring (22) has, at least in part, an elastic edge (24) projecting outwards. Thus, when the booster is in position in the opening, the end wall (20) of the collar abuts against that face of the bulkhead (10) which is situated in the engine compartment and the elastic edge (24) of the ring forms a spacer between the other face of the bulkhead (10) and the groove.
    • PCT No.PCT / FR93 / 00291 Sec。 371日期:1993年5月6日 102(e)日期1993年5月6日PCT 1993年3月24日PCT公布。 公开号WO93 / 22171 本发明涉及一种组件,其包括将发动机舱与车辆的乘客舱分开的舱壁(10)和用于协助车辆制动的气动助力器(12),并且基本上包括管 由位于乘客舱内的制动踏板致动的操作杆(16)穿过并限定了设置在发动机室中的增压器气动室的封闭壳体。 根据本发明,管(14)被紧固到具有基本上小于开口直径的直径的套环(18); 轴环(18)的形状至少部分地具有平行于舱壁的端壁(20); 所述轴环(18)具有容纳环(22)的外围槽; 至少部分地,环(22)具有向外突出的弹性边缘(24)。 因此,当增压器在开口中的适当位置时,套环的端壁(20)抵靠位于发动机室中的隔板(10)的面,并且环的弹性边缘(24)形成一个 在隔板(10)的另一个表面和凹槽之间的间隔物。
    • 43. 发明授权
    • Pneumatic booster with double-purpose shutter
    • 具有双用途快门的气动推杆
    • US5233907A
    • 1993-08-10
    • US859752
    • 1992-03-30
    • Jean-Pierre GautierUlysse Verbo
    • Jean-Pierre GautierUlysse Verbo
    • B60T13/56B60T13/569B60T13/57
    • B60T13/569B60T13/57
    • The invention relates to a pneumatic brakebooster possessing a casing (10), within which is located a piston (22, 14, 102) formed from a rear tubular part (22) supporting a skirt (14) and, with the aid of an unrolling diaphragm (12), defining a front chamber (16) connected permanently to a vacuum source and a rear chamber (18) connected selectively to the front chamber (16) or to the atmosphere by a valve mechanism (136, 138, 140) actuated by a control rod (34) capable of bearing by way of a plunger (32) on one of the faces of a reaction disk (58) fixed to a push rod (56), a return spring (150) for the control rod (34) being arranged between the skirt (14) of the piston and the plunger (32), the valve mechanism (136, 138, 140) possessing a shutter (138) interacting by an active part made rigid by an insert (118) with a first valve seat (136) formed on the plunger (32) and with a second valve seat (140) formed on the piston (14), the shutter (138) being formed by a flexible tubular diaphragm (114), the active part of the shutter (138) being located between the two ends (112, 116) of the flexible tubular diaphragm (114). According to the invention, the shutter (138) possesses orifices (120) allowing communication between the front chamber (16) and the rear chamber (18).
    • 本发明涉及一种具有壳体(10)的气动制动器,其中位于由支撑裙部(14)的后部管状部件(22)形成的活塞(22,14,102)上,并借助于展开 隔膜(12),限定了永久地连接到真空源的前室(16)和通过阀机构(136,138,140)选择性地连接到前室(16)或后者室 通过能够通过柱塞(32)在固定到推杆(56)的反作用盘(58)的一个面上承载的控制杆(34),用于控制杆的复位弹簧(150) 34)布置在活塞的裙部(14)和柱塞(32)之间,阀机构(136,138,140)具有与由插入件(118)制成刚性的活动部件相互作用的活门(138) 形成在所述柱塞(32)上的第一阀座(136)和形成在所述活塞(14)上的第二阀座(140),所述挡板(138)由柔性管状凹槽 闸板(114)的活动部分位于柔性管状隔膜(114)的两端(112,116)之间。 根据本发明,闸门(138)具有允许前室(16)和后室(18)之间连通的孔口(120)。
    • 44. 发明授权
    • Process for adjusting the value of the jump of a pneumatic brake-booster
and booster for carrying out this process
    • 调整气动制动助推器的执行价值的过程和执行本过程的执行器
    • US5167180A
    • 1992-12-01
    • US726668
    • 1991-07-08
    • Ulysse VerboJean-Pierre Gautier
    • Ulysse VerboJean-Pierre Gautier
    • B60T13/573B60T13/57
    • B60T13/57
    • In the booster are mounted movably a hollow booster piston (20) and a control rod (30) carrying a plunger (28) seated in the piston (20), the rear end of the plunger (28) forming a first annular valve seat (28a) concentric with a second annular valve seat (20a) carried by the booster piston (20), the first valve seat (28a) and second valve seat (20a) interacting with an annular shutter (34) carried by the booster piston (20), and a reaction disk (48) being interposed between an annular front face (20b) of the booster piston (20) and a rear face of a push rod (46). The process for adjusting the value of the pump of the booster comprises the following steps:applying to the push rod (46) a force equal to the boost force corresponding to the desired jump of the booster,moving the seat (20a) of the booster piston (20) away from the shutter (34),putting the front face of the plunger (28) and the rear face of the reaction disk (48) into contact and maintaining this contact during the next step.putting the seat (20a) of the booster piston (20) into contact with the shutter (34) in order to move the latter away from the plunger seat (28a), andreleasing the force applied to the push rod (46).
    • 在助力器中可移动地安装有中空助力活塞(20)和承载安置在活塞(20)中的柱塞(28)的控制杆(30),柱塞(28)的后端形成第一环形阀座 28a)与由增压器活塞(20)承载的第二环形阀座(20a)同心,第一阀座(28a)和第二阀座(20a)与由增压活塞(20)承载的环形挡板(34)相互作用 )和反应盘(48)插入在增压活塞(20)的环形前面(20b)和推杆(46)的后表面之间。 用于调节助力器的泵的值的过程包括以下步骤:向推杆(46)施加与增压器的所需跳跃相对应的增压力的力,使助推器的座椅(20a)移动 活塞(20)远离闸门(34),将柱塞(28)的前表面和反作用盘(48)的后表面接触并在下一步骤期间保持该接触。 将增压活塞(20)的座(20a)与闸门(34)接触,以便将其移动离开活塞座(28a),并释放施加到推杆(46)的力。
    • 47. 发明授权
    • Braking assistance pneumatic servomotor with improved valve
    • US6067891A
    • 2000-05-30
    • US750644
    • 1996-12-11
    • Jean Pierre GautierUlysse Verbo
    • Jean Pierre GautierUlysse Verbo
    • B60T13/569B60T13/57
    • B60T13/57B60T13/569
    • A pneumatic brake booster for providing braking assistance. The brake booster has an envelope (10) with an axis of symmetry (X-X') separated sealingly by at least one movable partition (12) to define at least a first chamber (14) connected permanently to a source of low pressure and at least a second chamber (16). The second chamber (16) being selectively connected to the first chamber (14) or a source of high pressure through a three way valve structure actuated by a control rod (30). The control rod (30) being capable of bearing, through the intermediary of a front face of a plunger (28) and a reaction disc (50) with a rear face of a thrust rod (48). The plunger (28) sliding in a bore (26) in the movable partition (12). The three way valve further including a valve member (36) disposed in a tubular rear part (22) of the movable partition (12) and co-operating through an annular front face (40) with a first valve seat (28a) formed on the plunger (28) and with a second valve seat (20a,20b) formed on the movable partition (12). The tubular part (22) having a space (35) located between the first (40) and second (20a,20b) valve seats and communicating with at least one radial passage (34) formed in the movable partition (12) which opens out into the second chamber (16). The tubular part (22) has at least one axial passage (37) which opens into the first chamber (14). The annular front face (40) of the valve member is urged in the direction of the first and second valve seats by a valve spring (42). The second valve seat (20,20b) being characterised by a surface formed on the movable partition (12) by bringing together at least two circular arcs (20a,20b) which are concentric, coplanar and of different radii.
    • 48. 发明授权
    • Master cylinder and pneumatic brake booster assembly
    • 主气缸和气动制动助力器总成
    • US5797264A
    • 1998-08-25
    • US581558
    • 1996-01-16
    • Ulysse VerboFlavio Cobianchi
    • Ulysse VerboFlavio Cobianchi
    • B60T13/52B60T7/06B60T13/565B60T13/00
    • B60T13/565B60T7/06B60T7/065
    • A master cylinder (12) and pneumatic brake booster (10) assembly for use in a motor vehicle. The pneumatic brake booster (10) has a casing (15) fastened to a wall (16) which separates a cabin (H) from a front compartment (C) of the motor vehicle. The pneumatic brake booster (10) is actuated by control rod (18) having a rear end which is connected to a brake pedal located in the cabin (H). The master cylinder (12) has a body (20) formed with at least one flange (22) for fastening the master cylinder (12) onto the front wall of the casing (15). An aggressive element (26) extends from the body (20) and engages the casing (15) on rotation of the master cylinder (12) in response to a torque being applied to the master cylinder (12). Engagement of the aggressive element (26) with the casing (15) will attenuate the communication of the torque into the control (18).
    • PCT No.PCT / FR95 / 01666 Sec。 371日期1996年1月16日 102(e)日期1996年1月16日PCT提交1995年12月13日PCT公布。 WO96 / 22209 PCT出版物 日期1996年7月25日A用于机动车辆的主缸(12)和气动制动助力器(10)组件。 气动制动助力器(10)具有紧固到将机舱(H)与机动车辆的前隔间(C)分隔开的壁(16)的壳体(15)。 气动制动助力器(10)由具有后端的控制杆(18)致动,后端连接到位于机舱(H)中的制动踏板。 主缸(12)具有形成有用于将主缸(12)紧固到壳体(15)的前壁上的至少一个凸缘(22)的主体(20)。 响应于施加到主缸(12)的扭矩,攻击性元件(26)从主体(20)延伸并且随着主缸(12)的旋转而接合壳体(15)。 侵略元件(26)与壳体(15)的接合将使扭矩的通信衰减到控制器(18)中。
    • 49. 发明授权
    • Pneumatic servo with silent operation
    • 气动伺服无声操作
    • US5664475A
    • 1997-09-09
    • US338606
    • 1994-11-21
    • Jean Pierre GautierUlysse VerboMiguel Perez RevillaBernard Tripier
    • Jean Pierre GautierUlysse VerboMiguel Perez RevillaBernard Tripier
    • B60T13/56B60T13/52B60T17/00F15B9/10
    • B60T13/52B60T17/008
    • A pneumatic servo for assisting braking. The servo has a casing with an axis of symmetry which is divided in leaktight fashion by a movable wall structure into a front chamber and a rear chamber. The front chamber is permanently connected to a source of partial vacuum while the rear chamber is connected selectively to the front chamber and to air in the surrounding environment by a three-way valve. A sleeve divided an annular bore located in a projection that extends through the movable wall through the casing into a static volume and a concentric annular volume. The sleeve engages the projection to position the three-way valve in the bore. A return spring located in the static volume engages the control rod while an end plug engages the sleeve to seal the static volume from the surrounding environment. The annular volume being is respectively connected by first and second openings to the surrounding environment and bore. In response to an input from the control rod, air flows from the environment past the three-way valve to the rear chamber. Fins located in the annular volume engage air in the annular volume creating a circular flow path for the air on moving from the first opening toward the second opening so as to reduce any abrupt change in direction of the moving air on being presented to the three-way valve that may create noise.
    • PCT No.PCT / FR94 / 01186 Sec。 371日期:1994年11月21日 102(e)1994年11月21日PCT PCT 1994年10月13日PCT公布。 第WO95 / 13947号公报 日期1995年5月26日气动伺服辅助制动。 伺服机构具有一个具有对称轴的壳体,它通过可移动的壁结构以密封的方式分成前室和后室。 前室永久连接到部分真空源,而后室通过三通阀选择性地连接到前室并在周围环境中空气。 套筒将位于突出部中的环形孔分隔成穿过可移动壁穿过壳体进入静止体积和同心环形体积。 套筒接合突起以将三通阀定位在孔中。 位于静止体积中的复位弹簧与控制杆接合,而端塞接合套筒以将静态体积与周围环境密封。 环形体积分别通过第一和第二开口连接到周围的环境和孔。 响应于来自控制杆的输入,空气从环境流过三通阀到后室。 位于环形体积中的叶片与环形容积中的空气接合,从而使空气从第一开口朝向第二开口移动,从而减小空气在向三维空间方向发生的任何突然变化, 可能产生噪音的四通阀。
    • 50. 发明授权
    • Pneumatic brake booster with flexible valve
    • US5657680A
    • 1997-08-19
    • US581559
    • 1996-01-16
    • Jean Pierre GautierUlysse Verbo
    • Jean Pierre GautierUlysse Verbo
    • B60T13/57F15B9/10
    • B60T13/57
    • A pneumatic brake booster having a casing (10) with an axis of symmetry (X-X') divided in a leaktight fashion by a moving wall structure (12) into a front chamber (14) and a rear chamber (12). The front chamber (14) is permanently connected to a source of low pressure and the rear chamber (12) is connected selectively to the front chamber (14) or to a source of high pressure by a three-way valve (36). The three-way valve (36) is actuated by a control rod (30) capable of bearing via a front face of a plunger (28) on a rear face of a push rod (48) secured to a reaction disk (49). The plunger (28) slides in a bore (26) of the moving wall structure (12) in response to an input force applied by an operator. The three-way valve (36) includes a valve element (36) located in a tubular rear part (22) of the moving wall structure (12) and interacts via with a first annular region (40l) of an annular front face (40) with a first annular valve seat (28a) formed on the plunger (28) and via a second annular region (40e) of the annular front face (40) with a second annular valve seat (20a) formed on the moving wall structure (12). The first valve seat (28a) is concentric with the second valve seat (20a) and of a smaller diameter. The annular front face (40) of the valve element is urged toward the annular valve seats (20a, 28a) by a valve spring (42) and is reinforced by a rigid annular insert (46,46'; 56,56'). The rigid annular insert (46,56) is situated axially behind just one (40e) of the regions (40e, 40i) via which the annular front face (40) of the valve element (36) interacts with one (20a) of the annular valve (20a, 28a).