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    • 3. 发明公开
    • Fluid flow valve with variable flow rate
    • 流量可变的流体流量阀
    • EP1031899A2
    • 2000-08-30
    • EP00301225.9
    • 2000-02-16
    • DANA CORPORATION
    • Freigang, Alan R.Beverly, James A.Gerlofs, Kurt
    • G05D7/00F16K31/12B60C23/00
    • B60C23/003G05D7/0133Y10T137/36Y10T137/3631Y10T137/3646Y10T137/778Y10T137/7848
    • An improved fluid flow valve (10) for a fluid flow control system. The flow valve (10) includes a flow-regulating assembly (40) having a housing (44) having a piston bore (15) within which is slideably disposed a piston-like member (42). The piston-like member (42) has a primary flow passage (52) and at least one secondary flow passage (54) formed therein. A first portion (42a) of the piston-like member (42) is configured for mating with a seat (46) of the housing (44), and a resilient member (48) biases the piston-like member (42) away from the seat (46). When at least a predetermined fluid pressure differential exists, the first portion (42a) mates with the seat (46) and causes the at least one secondary flow passage (54) to be at least substantially closed such that fluid can substantially flow only through the primary flow passage (52).
    • 一种用于流体流量控制系统的改进的流体流量阀(10)。 流量阀(10)包括具有壳体(44)的流量调节组件(40),该壳体具有活塞孔(15),活塞状构件(42)可滑动地设置在该活塞孔内。 活塞状构件(42)具有形成于其中的主流路(52)和至少一个副流路(54)。 活塞状构件(42)的第一部分(42a)构造成与壳体(44)的座(46)配合,并且弹性构件(48)偏置活塞状构件(42)远离 座位(46)。 当存在至少预定的流体压力差时,第一部分(42a)与座(46)匹配并且使得至少一个次级流动通道(54)至少基本上关闭,使得流体可以基本上仅流过 主流道(52)。
    • 4. 发明公开
    • Inflatable system
    • Aufblasbares系统
    • EP0947152A2
    • 1999-10-06
    • EP99111905.8
    • 1992-09-23
    • CHAFFEE, Robert B.
    • CHAFFEE, Robert B.
    • A47C27/08
    • A47C27/081A47G9/086B60C5/00B60C5/04F16K15/148F16K15/202Y10T137/3584Y10T137/3646
    • An inflatable system comprises an inflatable body (10) having an interior, and exterior, a port (1511) for transfer of air between the interior and exterior and a wall (151) separating the interior and exterior. The inflatable body (10) has a flange (152) attached to the wall proximate to the port and a throat (1521), defined by a deformable rim (1522) around the perimeter thereof, the rim having interior and exterior sides and a top, the throat being disposed within the port, and the flange being configured in the port to require all air being transferred between the interior and exterior of the body to pass through the throat. The inflatable system further includes an assembly for removably covering the throat, the assembly including: (i) a ring-shaped base disposed around the exterior of the rim, (ii) a cap hingedly attached to the base, and (iii) shape means for restricting radially inward movement of the rim at least when the cap is in a closed position, the throat is uncovered, and when the cap is in a close position, the throat is covered by the cap; and in that a valve is disposed in the cap.
    • 一种充气系统包括具有内部的外部可膨胀的本体(10)和外部用于在内部和外部之间传送空气的端口(1511)和分隔内部和外部的壁(151)。 所述可充气体(10)具有附接到靠近所述端口的壁的凸缘(152)和由围绕其周边的可变形边缘(1522)限定的喉部(1521),所述边缘具有内侧和外侧以及顶部 喉部设置在端口内,并且凸缘构造在端口中,以要求所有空气在身体的内部和外部之间传递以通过喉部。 所述充气系统还包括用于可移除地覆盖所述喉部的组件,所述组件包括:(i)围绕所述边缘的外部设置的环形基部,(ii)铰接地附接到所述基部的盖,以及(iii) 至少当帽处于关闭位置时限制轮辋的径向向内运动,喉部未被覆盖,并且当帽处于关闭位置时,喉部被帽盖住; 并且其中阀设置在盖中。
    • 5. 发明公开
    • TIRE-PRESSURE CONTROL APPARATUS
    • 轮胎压力控制装置
    • EP2035242A1
    • 2009-03-18
    • EP07745564.0
    • 2007-06-22
    • Toyota Jidosha Kabushiki Kaisha
    • ISONO, Hiroshi
    • B60C23/00
    • B60C23/004B60C23/12Y10T137/3646
    • A tire-pressure control apparatus includes an air pump AP capable of supplying compressed air to a tire air chamber Rb1 a mechanical control valve device VA which permits and prohibits supply of compressed air from the air pump AP to the tire air chamber Rb, a valve-state detection sensor (stroke sensor S1) for detecting the state of the control valve device VA, and an electric control apparatus ECU. The electric control apparatus ECU includes time measurement means for measuring a pressure increasing time, which is a time period starting when the supply of compressed air from the air pump AP to the tire air chamber Rb is started and ending when the supply of compressed air is stopped, and a pressure decreasing time, which is a time period starting when the supply of compressed air is stopped and ending when the supply of compressed air is started (resumed); and discharged-air-flow-rate calculation means for calculating a flow rate of air discharged from the air pump to the tire air chamber from the pressure decreasing time and the pressure increasing time.
    • 6. 发明公开
    • An inflatable system
    • 一个充气系统
    • EP1415576A2
    • 2004-05-06
    • EP04001581.0
    • 1992-09-23
    • CHAFFEE, Robert B.
    • CHAFFEE, Robert B.
    • A47C27/08
    • A47C27/081A47G9/086B60C5/00B60C5/04F16K15/148F16K15/202Y10T137/3584Y10T137/3646
    • An inflatable system comprising: an inflatable body having an interior, an exterior, and inflation input (1542) for transfer of air between the interior and exterior; and a one-way valve (154), disposed between the interior and the inflation input, for controlling the transfer of air, providing a substantially hermetic seal under low pressure conditions, such valve including: a passageway having a general circular cross section and a first end in communication with the interior and second end in communication with the inflation input; a circular lip (1537), disposed peripherally in the passageway and protruding radially inward, having a first surface generally facing the interior, defining a valve seat; wherein the inflatable system includes: a flexible circular diaphragm (1544) having an interior surface generally facing the interior and an outer surface facing away from the interior mounted for axial movement in the passageway away from and against the valve seat (1543) in respectively open and closed positions of the valve, so that an outer annular region of the outer surface of the diaphragm (1544) engages against the valve seat in the closed position; and a generally circular coupling defining the passageway, the coupling having an open end defining the inflation input and a flared end, contiguous therewith, providing the circular lip, so that (i) the coupling at the open end has a smaller internal diameter than at the flared end, and (ii) the diaphragm can be pushed axially to open the valve by reaching into the open end of the coupling.
    • 一种可充气系统,包括:具有内部,外部和充气输入(1542)的可充气主体,用于在内部和外部之间输送空气; 和布置在内部和膨胀输入之间的单向阀(154),用于控制空气的传送,在低压条件下提供基本上气密的密封,该阀包括:具有大致圆形横截面的通道和 第一端与内部连通并且第二端与膨胀输入端连通; 圆形唇部(1537),所述圆形唇部(1537)沿周向设置在所述通道中并径向向内突出,具有大致面向所述内部的第一表面,限定阀座; 其中所述可膨胀系统包括:柔性圆形隔膜(1544),其具有大致面向所述内部的内表面和背离所述内部的外表面,所述柔性圆形隔膜安装成在所述通路中轴向移动以远离并抵靠所述阀座(1543) 和阀的关闭位置,使得隔膜(1544)的外表面的外部环形区域在关闭位置中抵靠阀座; 以及限定通道的大致圆形的联接件,该联接件具有限定膨胀输入的开口端和与其邻接的扩口端,从而提供圆形唇缘,使得(i)开口端处的联接件具有比 (ii)膜片可以轴向推动,以便通过伸入联轴器的开口端来打开阀门。
    • 8. 发明公开
    • PNEUMATIC SUPPORT SYSTEM
    • 气动支持系统。
    • EP0605624A1
    • 1994-07-13
    • EP92921130.0
    • 1992-09-23
    • CHAFFEE, Robert B.
    • CHAFFEE, Robert B.
    • A47C27A47G9B60C5F16K15
    • A47C27/081A47G9/086B60C5/00B60C5/04F16K15/148F16K15/202Y10T137/3584Y10T137/3646
    • Dans un mode de réalisation de l'invention, un système portatif gonflable de support et un dispositif portatif de gonflage utilisable avec ce système sont décrits. Le système gonflable de support peut comprendre un matelas gonflable (10) pourvu d'une soupape de compression (12) et un dispositif de gonflage à alimentation par piles (20) relié de manière amovible au système gonflable de support. Lorsque le dispositif de gonflage est relié au système gonflable de support, il est automatiquement mis en fonctionnement pendant une période prédéterminée ou jusqu'à ce qu'une pression prédéterminée ait été atteinte. Le matelas (10) peut aisément être gonflé avant son utilisation et dégonflé à des fins de stockage. Dans un autre mode de réalisation, une commande polyvalente de la pression manuellement ajustable permet d'obtenir un système gonflable de support ayant la fermeté requise et de modifier la posture de l'utilisateur couché sur celui-ci. Un ensemble à deux soupapes (12) comprend un couvercle (153) qui recouvre de manière amovible une gorge et qui est lui-même pourvu d'une soupape à une voie (154). Un autre mode de réalisation comprend un système à lit fixe, comportant un matelas (10), un protège-matelas (81), des draps de dessus et de dessous dont l'agencement fonctionnel est maintenu lorsque le lit est dégonflé à des fins de stockage, pour que le lit reste prêt à être utilisé et pour qu'il ne soit plus nécessaire de refaire le lit avant chaque utilisation.