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公开(公告)号：US09242627B2
公开(公告)日：2016-01-26
申请号：US13701254
申请日：2011-06-01
CPC分类号： B60T15/02 , B60T8/327 , B60T8/361 , B60T15/027 , B60T15/18 , F16K11/044 , F16K31/423 , Y10T137/86831
摘要： A valve assembly (110) having a housing (124) into which are provided a first port (112), a second port (114) and a third port (116), and in which are located a first movable member (126), a second movable member (132) and a third movable member (152), the first movable member (126) being movable between a first position which causes the second movable member (132) to close the first port (112) to prevent any substantial flow of fluid through the first port (112), whilst the second (114) and third (116) ports remain open, a second position which causes the third movable member (152) to close the third port (116) to prevent any substantial flow of fluid through the third port (116), whilst the first (112) and second (114) ports remain open and flow of fluid between the first (112) and the second (114) part is permitted, and a third position which causes the second movable member (132) to close the first port (112) and the third movable member (152) to close the third port (116) to prevent any substantial flow of fluid through either the first port (112) or the third port (116), wherein the second movable member (132) and the third movable member (152) are separate such that relative movement between the second movable member (132) and the third movable member (152) is permitted.
摘要翻译： 具有壳体（124）的阀组件（110）设置有第一端口（112），第二端口（114）和第三端口（116），并且其中定位有第一可移动构件（126）， 第二可动构件（132）和第三可动构件（152），所述第一可动构件（126）可在使所述第二可移动构件（132）关闭所述第一端口（112）的第一位置之间移动，以防止任何实质 流体通过第一端口（112）的流动，而第二（114）和第三（116）端口保持打开，第二位置使第三可移动构件（152）关闭第三端口（116），以防止任何实质 流体通过第三端口（116）的流动，而第一（112）和第二（114）端口保持打开并且允许在第一（112）和第二（114）部分之间流动的流体，以及第三位置， 使第二可移动构件（132）关闭第一端口（112）和第三可移动构件（152）以关闭第三端口（116）以预定 任何流体通过第一端口（112）或第三端口（116）的任何实质流动，其中第二可移动构件（132）和第三可移动构件（152）是分离的，使得第二可移动构件 132）和第三可动构件（152）。
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公开(公告)号：US08777332B2
公开(公告)日：2014-07-15
申请号：US13262182
申请日：2010-02-23
CPC分类号： B60T8/327 , B60T13/683
摘要： A braking control system comprising a first source of pressurized fluid (82a), a second source of pressurized fluid (82b), a modulator (70), a brake actuator (10), and a plurality of valves (84, 94, 96, 98), the modulator (70) having a supply inlet (72) which may be connected to either of the sources of pressurized fluid via a first fluid flow line which extends between a first one of the valves (84) and the supply inlet (72), and a control inlet (78) which may be connected to either of the sources of pressurized fluid via a second fluid flow line and a second one of the valves (94), a delivery port (74) which is connected an inlet (11) of the actuator (10), and an exhaust outlet (76) which vents to a low pressure region, the modulator (70) being operable to move between a build position in which flow of fluid from the supply inlet (72) to the delivery port (74) is permitted while flow of fluid through the exhaust outlet (76) is substantially prevented, and an exhaust position in which flow of fluid between the delivery port (74) and the exhaust outlet (76) is permitted, while flow of fluid through the supply inlet (72) is substantially prevented, wherein a portion of the fluid flow line connecting the second source of pressurized fluid (82b, 90) to the first valve (84) also provides a proportion of the connection between the second source of pressurized fluid (82b, 90) and the second valve (94).
摘要翻译： 一种制动控制系统，包括第一加压流体源（82a），第二加压流体源（82b），调制器（70），制动致动器（10）和多个阀门（84,94,96） 98），所述调节器（70）具有供应入口（72），所述供应入口（72）可以经由第一流体流动管线连接到任一加压流体源，所述第一流体流动管线在第一阀门（84）和供应入口 72），以及控制入口（78），其可以经由第二流体流动管线和第二阀门（94）连接到加压流体源中的任一个，输送端口（74），其连接到入口 （10）的流体（11）和排气口（76），排气口（76）通向低压区域，调节器（70）可操作以在构建位置之间移动，在构建位置，来自供应入口（72）的流体流动 在通过排气出口（76）的流体流被基本上被阻止的同时允许输送口（74）和排气位置 在基本上防止流经供应入口（72）的流体流动时允许在输送口（74）和排气出口（76）之间的流体流动，其中连接第二压力流体源的流体流动管线的一部分 （82b，90）连接到第一阀（84）还提供第二加压流体源（82b，90）和第二阀（94）之间的连接的一部分。
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公开(公告)号：US20120031717A1
公开(公告)日：2012-02-09
申请号：US13262188
申请日：2010-03-29
CPC分类号： B60T17/16 , B60T17/083 , F16D65/28 , F16D2121/02 , F16D2125/582 , F16D2127/06 , F16D2129/02
摘要： A brake actuator (10) having a housing (12) in which is provided a movable brake actuating assembly (18, 30), the brake actuating assembly (18, 30) being movable between a brake apply position which, in use results in the application of a brake to which the actuator (10) connected, and a brake release position which, in use, results in the release of the brake, the brake actuator (10) further including a lock (34) which is operable to prevent movement of the brake actuating assembly (18, 30) from the brake apply position to the brake release position, the brake actuating assembly (18, 30) including a first movable member (18), a second movable member (30) and a resilient biasing element (32) which extends between the second movable member (30) and the first movable member (18) and which, if one of the first or second movable members (18, 30) is moved relative to the other from an equilibrium separation, exerts a force tending to return the first (18) and second (30) movable members to the equilibrium separation, the brake actuator (10) further including compliance control chamber (50) between the first movable member (18) and the second movable member (30), the compliance control chamber (50) having a port (58a) and being sealed such that flow of fluid into or out of the compliance control chamber (50) other than through the port is substantially prevented.
摘要翻译： 一种具有壳体（12）的制动致动器（10），其中设置有可动制动器致动组件（18,30），所述制动器致动组件（18,30）可在制动施加位置之间移动，所述制动器施加位置在使用中导致 施加致动器（10）连接到的制动器以及在使用中导致制动器释放的制动器释放位置，制动致动器（10）还包括可操作以防止运动的锁（34） 制动器致动组件（18,30）从制动施加位置到制动器释放位置，制动器致动组件（18,30）包括第一可动构件（18），第二可动构件（30）和弹性偏置 元件（32），其在所述第二可动构件（30）和所述第一可动构件（18）之间延伸，并且如果所述第一或第二可移动构件（18,30）中的一个相对于彼此从平衡间隔移动， 施加倾向于将第一（18）和第二（30）可动构件返回到的力 所述制动器致动器（10）还包括在所述第一可移动部件（18）和所述第二可移动部件（30）之间的顺应性控制室（50），所述柔性控制室（50）具有端口（58a） 密封，使得流体进入或流出柔性控制室（50）而不是通过端口的流动基本上被防止。
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公开(公告)号：US20080215222A1
公开(公告)日：2008-09-04
申请号：US12042836
申请日：2008-03-05
CPC分类号： B60T7/10 , Y10T74/20006
摘要： A braking system including a brake, a brake actuator which is operable to apply a force to the brake to effect braking, an automatic braking controller, and a manually operable brake actuator control device, the brake actuator control device including a manually operable control part which is movable between a release position and an apply position and which is adapted such that movement of the control part by a user from the release position to the apply position causes the brake actuator to apply the brake and movement of the control part by a user from the apply position to the release position causes the brake actuator to release the brake, the brake actuator control device being characterised in that it further includes a control actuator which engages with the control part and which is adapted to effect movement of the control part from the release position to the apply position on receipt of an appropriate signal from the automatic braking controller.
摘要翻译： 一种制动系统，包括制动器，可操作以向制动器施加力以产生制动的制动致动器，自动制动控制器和可手动操作的制动器致动器控制装置，所述制动器致动器控制装置包括可手动操作的控制部分， 可在释放位置和施加位置之间移动，并且其适于使得使用者的控制部件从释放位置到施加位置的移动使得制动器致动器由使用者施加制动和控制部件的移动 制动致动器控制装置的特征在于，其还包括控制致动器，该控制致动器与控制部件接合并且适于实现控制部件从控制部件的移动 在接收到来自自动制动控制器的适当信号时释放位置到应用位置。
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公开(公告)号：US07147006B2
公开(公告)日：2006-12-12
申请号：US10822598
申请日：2004-04-12
IPC分类号： F16K31/42 , F15B13/043
CPC分类号： F16K31/423 , F16K31/406 , Y10T137/86614 , Y10T137/86919 , Y10T137/87209
摘要： A valve assembly having a fluid switch and a main valve for controlling fluid pressure in a working volume in three control states wherein the main valve has three ports for fluid, flow of fluid through a first port and a second port being controlled by the fluid switch being provided with an electrical signal in a first state or a second state respectively, and flow of fluid through the third port being controlled by alternating the signal, preferably rapidly, between the first and second states.
摘要翻译： 一种阀组件，其具有流体开关和主阀，用于在三个控制状态下控制工作容积中的流体压力，其中主阀具有用于流体的三个端口，通过第一端口的流体流动和由流体开关控制的第二端口 分别设置有处于第一状态或第二状态的电信号，并且通过第一端口和第二状态之间优选地快速交替信号来控制通过第三端口的流体流动。
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公开(公告)号：US20120019054A1
公开(公告)日：2012-01-26
申请号：US13262182
申请日：2010-02-23
CPC分类号： B60T8/327 , B60T13/683
摘要： A braking control system comprising a first source of pressurised fluid (82a), a second source of pressurised fluid (82b, 90), a modulator (70), a brake actuator (10), and a plurality of valves (84, 94, 96, 98), the modulator (70) having a supply inlet (72) which may be connected to either of the sources of pressurised fluid via a first fluid flow line which extends between a first one of the valves (84) and the supply inlet (72), and a control inlet (78) which may be connected to either of the sources of pressurised fluid via a second fluid flow line and a second one of the valves (94), a delivery port (74) which is connected an inlet (11) of the actuator (10), and an exhaust outlet (76) which vents to a low pressure region, the modulator (70) being operable to move between a build position in which flow of fluid from the supply inlet (72) to the delivery port (74) is permitted whilst flow of fluid through the exhaust outlet (76) is substantially prevented, and an exhaust position in which flow of fluid between the delivery port (74) and the exhaust outlet (76) is permitted, whilst flow of fluid through the supply inlet (72) is substantially prevented, wherein a portion of the fluid flow line connecting the second source of pressurised fluid (82b, 90) to the first valve (84) also provides a proportion of the connection between the second source of pressurised fluid (82b, 90) and the second valve (94).
摘要翻译： 一种制动控制系统，包括第一加压流体源（82a），第二加压流体源（82b，90），调制器（70），制动致动器（10）和多个阀（84,94， 所述调节器（70）具有供应入口（72），所述供应入口（72）可以经由第一流体流动线连接到所述加压流体源中的任一个，所述第一流体流动线在所述阀（84）中的第一个与所述供应 入口（72）和控制入口（78），所述控制入口（78）可以经由第二流体流动管线和所述阀门（94）中的第二流体管线连接到加压流体源中的任一个，连接的输送端口（74） 所述致动器（10）的入口（11）和排出口（76）通向低压区域，所述调节器（70）可操作以在构建位置之间移动，在构建位置，来自所述供应入口 允许流体通过排气出口（76）的流动基本上被阻止，并且排气位置 同时流体通过供应入口（72）的流动被基本上防止，其中一部分流体流动管线连接第二压力源（74）和排出口（76） 流体（82b，90）到第一阀（84）也提供第二加压流体源（82b，90）和第二阀（94）之间的连接的一部分。
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公开(公告)号：US5903980A
公开(公告)日：1999-05-18
申请号：US722052
申请日：1996-11-13
IPC分类号： B23D21/08
CPC分类号： B23D21/08
摘要： A pipe cutter having an over-center feature which facilitates automatic charging of a spring to which a cutter is mounted.
摘要翻译： PCT No.PCT / GB95 / 00765 Sec。 371日期：1996年11月13日 102（e）日期1996年11月13日PCT 1995年4月4日PCT PCT。 出版物WO95 / 28247 日期1995年10月26日一种具有中心特征的管切割器，其有助于自动充电安装有切割器的弹簧。
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