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    • 1. 发明授权
    • Fast variable flow microelectromechanical valves
    • 快速变流微机电阀门
    • US6089534A
    • 2000-07-18
    • US4520
    • 1998-01-08
    • David K. BiegelsenWarren B. JacksonPatrick C. P. CheungEric Peeters
    • David K. BiegelsenWarren B. JacksonPatrick C. P. CheungEric Peeters
    • B65H5/22F16K7/00F16K31/06
    • B65H5/228F16K99/0015B65H2406/11B65H2406/414
    • A variable fluid flow valve is disclosed. The valve can be batch fabricated in two dimensional valve arrays, with all valves in the array being controlled in parallel to achieve high flow rates without increasing response time. Typically, each valve includes a valve housing having an aperture plate defining an elongated aperture therethrough, and an opposing plate positioned in spaced apart relationship to the aperture plate. In one embodiment a flexible film or strip is attached at its first end to the aperture plate and at its second end to the opposing plate. In another embodiment of the invention, the flexible film is attached at only one end and is free to move at the other end. In both types of valves, valve action is provided by using electrodes to variably move the flexible film from an aperture blocking to an aperture non-blocking position. The flexible film may be moved in a continuously variable manner or a discretely variable manner, depending upon the electrode configuration. Binary valves in matrixes may also be used with the elongated opening.
    • 公开了一种可变流体流量阀。 该阀可以批量制造在二维阀阵列中,阵列中的所有阀并联控制以实现高流速而不增加响应时间。 通常,每个阀包括具有限定穿过其中的细长孔的孔板的阀壳体和与孔板间隔开的关系。 在一个实施例中,柔性膜或带在其第一端附接到孔板并且在其第二端处连接到相对的板。 在本发明的另一个实施例中,柔性膜仅在一端附接并在另一端自由移动。 在两种类型的阀中,通过使用电极来将柔性膜从孔径阻挡可变地移动到孔阻塞位置来提供阀动作。 取决于电极配置,柔性膜可以以连续可变的方式或离散地变化的方式移动。 基体中的二元阀也可以与细长的开口一起使用。
    • 3. 发明授权
    • Unstable flap valve for fluid flow control
    • 用于流体流量控制的不稳定瓣阀
    • US6098661A
    • 2000-08-08
    • US995107
    • 1997-12-19
    • Mark H. YimWarren B. JacksonJames G. ChaseDavid K. BiegelsenPatrick C. P. CheungAndrew A. Berlin
    • Mark H. YimWarren B. JacksonJames G. ChaseDavid K. BiegelsenPatrick C. P. CheungAndrew A. Berlin
    • F16K11/052
    • F16K11/052
    • A valve for redirecting fluid flow has a valve chamber supporting fluid flow, with the valve chamber having an inlet, a first outlet, and a second outlet. The valve chamber can be closed or partially open. The flap element is movable to alternatively block the first outlet and the second outlet. In or immediately adjacent to the valve chamber are opposing first and a second catch mechanisms for controllably latching the flap element to block respectively the first outlet and the second outlet. The first and second catch mechanisms have a disabled state and an activated state for holding and allowing release of the flap element. Once the first or second catch mechanism is disabled, the flap element is free to move to another position, provided it can overcome the mechanical fluid flow forces that tend to hold it in position. To counter and utilize such forces for moving the flap element, an impulse mechanism kicks the flap element into the valve chamber, away from one of the first and second catch mechanisms, after one of the first and second catch mechanisms is controllably brought into the disabled state. Since the flap element is unstable, oscillations of the flap element in the fluid flow will eventually bring the flap element into catchment range of one of the first and second catch mechanisms in an activated state.
    • 用于重新引导流体流动的阀具有支撑流体流动的阀室,阀室具有入口,第一出口和第二出口。 阀室可以关闭或部分打开。 翼片元件可移动以交替地阻挡第一出口和第二出口。 在阀室或紧邻阀室的第一和第二接合机构中,用于可控制地锁定挡板元件以分别阻挡第一出口和第二出口。 第一和第二捕获机构具有禁用状态和用于保持并允许释放瓣元件的激活状态。 一旦禁用第一或第二捕获机构,则翼片元件可自由移动到另一位置,只要它能够克服倾向于将其保持在适当位置的机械流体流动力。 为了对抗和利用这种力来移动襟翼元件,脉冲机构在第一和第二捕获机构中的一个被可控制地进入禁用状态之后将襟翼元件踢向阀室中,远离第一和第二捕获机构中的一个 州。 由于翼片元件不稳定,所以翼片元件在流体流中的振荡将最终将瓣片元件带入处于活动状态的第一和第二捕获机构中的一个的集水区。
    • 6. 发明授权
    • Paper handling flap valve array system
    • 纸张处理瓣阀阵列系统
    • US6004395A
    • 1999-12-21
    • US994138
    • 1997-12-19
    • Mark H. YimWarren B. JacksonJames G. ChaseDavid K. BiegelsenPatrick C. P. CheungAndrew A. BerlinKenneth N. Horne
    • Mark H. YimWarren B. JacksonJames G. ChaseDavid K. BiegelsenPatrick C. P. CheungAndrew A. BerlinKenneth N. Horne
    • B65H5/22B05C11/00
    • B65H5/228Y10T137/87812
    • A valve array for supporting objects such as paper with controlled fluid flow is disclosed. Optional valve arrays can be used to controllably eject marking agents for marking or coating a paper or other suitable substrate. Each valve in the valve array has one or more flap elements positioned in a valve chamber. These flap elements are movable to alternatively block the fluid flow through valve chamber outlets with the aid of various catch mechanisms for controllably latching the flap elements. The catch mechanisms have a disabled state and an activated state for holding and allowing release of the flap elements. Once the catch mechanism are disabled, the flap elements are free to move to another position, provided they can overcome the mechanical fluid flow forces that tend to hold it in position. To counter and utilize such forces for moving the flap elements, an impulse mechanism kicks the flap element into the valve chamber, away from the catch mechanisms. Since the position of the flap elements is unstable, oscillations of the flap elements in the fluid flow will eventually bring the flap element into catchment range of another catch mechanism in an activated state.
    • 公开了一种用于支撑诸如具有受控流体流动的纸张的物体的阀阵列。 可选的阀阵列可用于可控地排出用于标记或涂覆纸张或其它合适基底的标记剂。 阀阵列中的每个阀具有位于阀室中的一个或多个挡板元件。 这些翼片元件可移动以借助于用于可控制地闩锁翼片元件的各种捕捉机构交替地阻挡通过阀室出口的流体流动。 捕捉机构具有禁用状态和用于保持并允许释放襟翼元件的激活状态。 一旦锁定机构被禁用,则翼片元件可自由地移动到另一位置,只要它们能够克服倾向于将其保持在适当位置的机械流体流动力即可。 为了抵抗和利用这种力来移动翼片元件,脉冲机构将翼片元件踢向阀室,远离捕捉机构。 由于襟翼元件的位置不稳定,因此流体流中的襟翼元件的振荡将最终使襟翼元件进入处于活动状态的另一掣子机构的集水区。