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    • 2. 发明授权
    • Method for improved valve seating of a fuel injector by coining and a valve made thereby
    • 通过压印改进燃料喷射器的阀座的方法和由此制成的阀
    • US06543136B1
    • 2003-04-08
    • US09606409
    • 2000-06-29
    • James Robert Parish
    • James Robert Parish
    • B21K124
    • F02M61/168B21K1/24Y10S29/046Y10S72/71Y10T29/47Y10T29/49306Y10T29/49409Y10T29/49412Y10T29/49426Y10T29/5116Y10T29/53535
    • A method for making a valve assembly is disclosed. The method includes providing a first work piece having a longitudinal axis and a first end and providing a second work piece having a surface. The method also includes disposing the first work piece and the second work piece axially between a pair of aligned elements that are relatively movable toward and away from each other along the longitudinal axis of the first work piece. Additionally, the method includes relatively moving the pair of aligned elements toward each other to axially clamp the first work piece and the second work piece and actuating the pair of aligned elements and delivering to the first work piece and the second work piece a controlled clamping force that acts to coin a zone of surface contact between the first end and the surface. Further, the method includes repeating the actuating of the pair of elements a plurality of times. An apparatus used to perform the method is also disclosed.
    • 公开了一种制造阀组件的方法。 该方法包括提供具有纵向轴线和第一端部并且提供具有表面的第二工件的第一工件。 该方法还包括将第一工件和第二工件轴向地布置在沿着第一工件的纵向轴线相对移动并相互移动的一对对准元件之间。 另外,该方法包括使一对对齐的元件朝向彼此相对移动以轴向夹紧第一工件和第二工件并且致动该对对准的元件并且将第一工件和第二工件传递到受控的夹紧力 其作用是使第一端和表面之间的表面接触区域硬化。 此外,该方法包括重复该对元件的致动多次。 还公开了用于执行该方法的装置。
    • 4. 发明授权
    • Rotary valve apparatus and associated methods
    • 旋转阀装置及相关方法
    • US06213141B1
    • 2001-04-10
    • US09441394
    • 1999-11-16
    • Philip W. Eggleston
    • Philip W. Eggleston
    • B21K124
    • F16K27/0218F16K1/2263Y10T29/49423Y10T29/49426Y10T137/0525
    • A rotary valve is provided with an elliptical valve disc that seats against a seal element operatively mounted in an elliptically shaped depression formed in the rigid annular portion of a seal cartridge structure carried by the valve body. Due to the elliptical shapes of the disc and corresponding seating structure, and a conical configuration of the disc periphery, sealing of the valve disc, the integrity of the seal, and the ability of the seal to completely stop the flow of fluid through the valve body are desirably improved. The centering of valve disc relative to the seal cartridge is facilitated by a specially designed disc mounting structure that eliminates any necessity of adjusting the disc along its rotational axis, and a one-piece actuator bracket is removably mounted to the valve body to substantially simplify and reduce the expense of operatively associating an actuator with the valve.
    • 旋转阀设置有椭圆形的阀盘,该椭圆形阀盘可抵靠密封元件,该密封元件可操作地安装在形成于由阀体承载的密封盒结构的刚性环形部分中的椭圆形凹陷处。 由于盘的椭圆形状和相应的座椅结构,以及盘周边的锥形构造,阀盘的密封,密封的完整性以及密封件完全阻止流体通过阀的流动的能力 身体理想地改善。 通过专门设计的盘安装结构便于阀盘相对于密封筒的定中心,消除了沿其旋转轴线调整盘的任何必要性,并且一体式致动器支架可移除地安装在阀体上,从而基本简化 减少将致动器与阀操作相关联的费用。