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    • 1. 发明专利
    • Band controlled valve/actuator
    • 带控制阀/执行器
    • JP2009186015A
    • 2009-08-20
    • JP2009093539
    • 2009-04-08
    • Raytheon Sarcos Llcレイセオン・サルコス・エルエルシー
    • JACOBSEN STEPHEN CDAVIS CLARK CKNUTTI DAVID F
    • F16K7/18F16K1/00
    • F16K7/18Y10S251/901Y10T137/86718Y10T137/87056Y10T137/87072Y10T137/87169Y10T137/87217Y10T137/87788
    • PROBLEM TO BE SOLVED: To provide a simple fluid control member having a small number of friction slide parts. SOLUTION: This band controlled valve apparatus for controlling fluid flow from a source to a sink includes: a base 12 having an upper surface and an aperture 16 extending from the upper surface through the base 12 allowing the flow of fluid from the source through the base 12 to the sink when the aperture is not covered; and an elongate flexible band 8 provided with a first portion 8a in contact with the upper surface of the base 12 and a second portion 8b extending forward from the first portion 8a, then extending upward, and extending rearward above at least a part of the first portion 8a. The second portion 8b is actuated to selectively move the second portion 8b of the band 8 forward or rearward to cover or uncover, respectively, the aperture 16 with the first portion 8a of the band 8 to thereby prevent or allow, respectively, fluid flow through the aperture 16. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供具有少量摩擦滑动部件的简单的流体控制构件。 解决方案:用于控制从源极到水槽的流体流动的带式控制阀装置包括:具有上表面的底座12和从上表面延伸穿过底座12的孔16,允许来自源的流体流动 当孔不被覆盖时,通过底座12到水槽; 以及设置有与基座12的上表面接触的第一部分8a和从第一部分8a向前延伸然后向上延伸并且在第一部分8a的至少一部分之后向后延伸的第二部分8b的细长柔性带8。 部分8a。 第二部分8b被致动以选择性地使带8的第二部分8b向前或向后移动以分别利用带8的第一部分8a覆盖或揭开孔16,从而防止或允许流体流过 光圈16.版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • FIRST-STAGE PILOT VALVE
    • IL200518D0
    • 2010-04-29
    • IL20051809
    • 2009-08-20
    • RAYTHEON SARCOS LLC
    • F15B20100101
    • A pilot valve configured to provide a control pressure within a dynamic fluid system, the pilot valve comprising: (a) a valve body having a supply port, a return port, and a control pressure port, the pressure control port in fluid communication with a subsequent valving component; (b) an axial bore formed in the valve body and in fluid communication with each of the supply, return, and control pressure ports; (c) a valve spool slidably supported within the axial bore of the valve body, the valve spool configured to control fluid flow through the supply, return, and control pressure ports, and to vary the rate of change of area of at least one of the supply and return pressure ports upon being displaced, thereby providing a variable resistance to fluid flowing therethrough and reducing the quiescent power of the pilot valve; and (d) means for displacing, in a selective manner, the valve spool within the axial bore about the supply, return, and control pressure ports to apportion fluid therethrough to provide a desired control pressure to the subsequent valving component. The pilot valve further comprises a feedback port formed in the valve body and in fluid communication with the control pressure port; and a feedback passage in fluid communication with the feedback port and a portion of the valve spool, the feedback passage configured to receive pressurized fluid therein to act against the valve spool to balance the forces acting on the valve spool from the motor.