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    • 4. 发明授权
    • Valve assembly and injection valve
    • 阀组件和注射阀
    • US09574532B2
    • 2017-02-21
    • US14343892
    • 2012-08-29
    • Licia Del Frate
    • Licia Del Frate
    • F02M63/00F02M51/06F16K41/10
    • F02M51/0614F02M51/061F02M63/0057F02M2200/16F02M2200/707F16K41/10
    • A valve assembly for an injection valve may include a valve body including a central longitudinal axis, the valve body having a cavity with a fluid inlet portion and a fluid outlet portion, and a chamber, with an electro-magnetic actuator unit arranged in the chamber, and a valve needle axially movable in the cavity, the valve needle preventing a fluid flow through the fluid outlet portion in a closing position and releasing the fluid flow through the fluid outlet portion in further positions. The valve needle is designed to be actuated by the electro-magnetic actuator unit. A bellows arranged between the valve body and the valve needle is sealingly coupled to the valve body and to the valve needle. The bellows prevents a fluid flow between the cavity and the chamber. An injection valve comprising such a valve assembly is also disclosed.
    • 用于喷射阀的阀组件可以包括阀体,该阀体包括中心纵向轴线,该阀体具有一个具有流体入口部分和一个流体出口部分的腔体,以及一个室,其中电磁致动器单元布置在腔室中 以及在所述空腔中可轴向移动的阀针,所述阀针防止流体在关闭位置流过所述流体出口部分,并且在更多位置中释放通过所述流体出口部分的流体流动。 阀针被设计成由电磁致动器单元致动。 布置在阀体和阀针之间的波纹管密封地联接到阀体和阀针。 波纹管防止腔和腔之间的流体流动。 还公开了一种包括这种阀组件的喷射阀。
    • 8. 发明申请
    • SEALS
    • 密封
    • US20130276894A1
    • 2013-10-24
    • US13650460
    • 2012-10-12
    • Vetco Gray Controls Limited
    • Christian BorchgrevinkJon Flidh
    • F16K25/00
    • F16K25/00F16J15/52F16K41/10Y10T137/0318Y10T137/4456
    • An apparatus is provided. The apparatus comprises a housing, a body defining a first chamber and an elongate actuator member mounted for reciprocal movement, at least a part of the actuator member being enclosed by the housing. The apparatus further comprises a seal compartment between the first chamber and a compartment of the housing, the actuator member extending from the housing to the first chamber through the seal compartment. The seal compartment comprises a fluid filled seal chamber enclosing at least a portion of the actuator member and located within the housing, wherein a volume comprising a volume between the fluid filled seal chamber and the actuator member remains substantially constant during movement of the actuator member.
    • 提供了一种装置。 该装置包括壳体,限定第一室的主体和安装成往复运动的细长致动器构件,致动器构件的至少一部分被壳体包围。 所述装置还包括在所述第一室和所述壳体的隔间之间的密封室,所述致动器构件通过所述密封隔室从所述壳体延伸到所述第一室。 密封室包括流体填充的密封室,其封闭致动器构件的至少一部分并且位于壳体内,其中包括在填充液体的密封腔和致动器构件之间的体积的体积在致动器构件的运动期间保持基本恒定。
    • 9. 发明授权
    • Double pipe apparatus
    • 双管装置
    • US08511333B2
    • 2013-08-20
    • US12746842
    • 2009-03-27
    • Noriyuki TakedaShoichi Doi
    • Noriyuki TakedaShoichi Doi
    • F16K31/00F16K23/00
    • F16K41/10F17D5/04Y10T137/5762
    • A double pipe apparatus that includes an outer pipe and an inner pipe inserted into the outer pipe, and regulates a flow of a gas flowing through the double pipe apparatus. The double pipe apparatus includes a flow regulating valve, a valve stem which which penetrates the outer pipe and the inner pipe, and fluid leakage preventing parts including a bellows which is provided between the outer pipe and the inner pipe and which prevents the gas from leaking outside the outer pipe. One end of the bellows is attached to an inner wall of the outer pipe, and the other end of the bellows is attached to a flange formed on the valve stem, so that the gas flowing through the inner pipe is prevented from leaking outside the outer pipe.
    • 一种双管装置,其包括插入到外管中的外管和内管,并且调节流经双管装置的气体的流动。 双管装置包括流量调节阀,穿过外管和内管的阀杆,以及包括设置在外管和内管之间并且防止气体泄漏的波纹管的防漏液部分 外管外。 波纹管的一端安装在外管的内壁上,波纹管的另一端安装在形成在阀杆上的凸缘上,从而防止流过内管的气体泄漏到外管外部 管。
    • 10. 发明授权
    • Opening and closing valve including a packing gland and a yolk sleeve
    • 开闭阀包括一个填料压盖和一个蛋黄套管
    • US08500091B2
    • 2013-08-06
    • US12959818
    • 2010-12-03
    • Tadashi Oike
    • Tadashi Oike
    • F16K41/02
    • F16K41/02F16K31/508F16K41/10
    • A valve stem is journaled in a journaling portion of a valve box in an upwardly and downwardly movable manner; a packing is interposed between the journaling portion and the valve stem; a packing gland is arranged above the packing; a yoke sleeve is provided above the packing gland; and a valve seat in the valve box is opened and closed with a valve element provided at the lower end of the valve stem by rotating a handle fitted into the yoke sleeve to move the valve stem upward and downward. A protective tube formed integrally with the packing gland is provided between the packing gland and the yoke sleeve around the valve stem. A guide projection with which the inner periphery of the upper end of the protective tube comes into contact is provided on the lower surface of the yoke sleeve.
    • 阀杆以向上和向下可移动的方式安装在阀箱的轴颈部分中; 填充物插入在轴颈部分和阀杆之间; 包装上方布置有填料压盖; 在填料压盖上方设有轭套筒; 并且通过旋转装配到轭套筒中的手柄来使阀杆向上和向下移动,通过设置在阀杆的下端处的阀元件将阀箱中的阀座打开和关闭。 与密封压盖一体形成的保护管被设置在密封压盖和围绕阀杆的轭套之间。 在轭套筒的下表面上设置有与保护管的上端的内周接触的引导突起。