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    • 32. 发明申请
    • VALVE PISTON REPOSITIONING APPARATUS AND METHOD
    • 阀门活塞装置和方法
    • US20090199403A1
    • 2009-08-13
    • US12030592
    • 2008-02-13
    • STEVEN W. YOUNGER
    • STEVEN W. YOUNGER
    • B23P6/00
    • F15B13/0402F16H61/0276F16H2061/0253Y10T29/49229Y10T29/4925Y10T29/49407Y10T29/49723Y10T29/49726Y10T29/53443Y10T29/53474Y10T29/53565Y10T29/53617
    • Apparatus and method for extending the life of a booster valve in an automatic transmission. The booster valve commonly resides in the pump stator body and is modulated by reverse oil pressure and pressure control solenoid pressure signals. Pressure signals from the reverse oil pressure and the pressure control solenoid force a booster valve piston towards a pressure regulator valve piston also generally residing in the pump stator body. The booster valve piston slides inside a booster valve sleeve, and over time, the booster valve sleeve wears and the performance of the booster valve degrades or fails. The present invention replaces an original inner booster valve spring with a longer (or in some cases shorter) replacement booster valve spring to shift the operating range of the booster valve piston to an unworn portion of the booster valve sleeve to extend the life of the booster valve.
    • 在自动变速器中延长增压阀寿命的装置和方法。 增压阀通常位于泵定子体内,并由反向油压和压力控制电磁阀压力信号调制。 来自反向油压的压力信号和压力控制电磁阀将增压阀活塞压向通常位于泵定子体内的压力调节阀活塞。 增压阀活塞在增压阀套内滑动,随着时间的推移,增压阀套筒磨损,增压阀的性能下降或失效。 本发明用较长的(或在某些情况下较短的)更换增压阀弹簧来代替原来的内部增压阀弹簧,以将增压阀活塞的操作范围改变到增压阀套筒的未磨损部分,以延长助力器的寿命 阀。
    • 39. 发明授权
    • Method for restoring tubular upsets
    • 恢复管状紊乱的方法
    • US4751778A
    • 1988-06-21
    • US936397
    • 1986-12-01
    • Theodor R. Gray
    • Theodor R. Gray
    • E21B17/042B23P6/00
    • E21B17/0423E21B17/042Y10T29/49716Y10T29/49718Y10T29/49723Y10T29/4973Y10T29/49904
    • A tubular upset extension apparatus which prolongs the usefulness of upsetted tubing joints used in drilling oil, gas and water well bore holes. The upset extension apparatus is fitted onto hollow bore tubing having shortened and specially threaded box and pin joints and a beveled peripheral shoulder at the inner terminal of the threads. The upset extension apparatus likewise has a hollow bore and specially threaded male and female ends which are rotatably engagable with the shortened tubing upsets. An exterior, non-bore penetrating circumferential groove is defined by the point of intersection of the shoulders of the upset extension and the shortened tubing upset. The circumferential groove receives a cosmetic weld, non-thread and non-bore penetrating weld which rigidly secures the upset extension to the shortened upset and maintains the internal and external integrity of the engaged sections.
    • 一种管状镦粗延伸装置,其延长了用于钻井油,气井和水井钻孔中的镦粗管接头的有用性。 镦粗延伸装置安装在具有缩短并且特别螺纹的盒和销接头的空心管道和在螺纹的内部端部处的斜切的周边肩部。 镦粗延伸装置同样具有中空孔和特别螺纹的公和母端,其可旋转地与缩短的管道混乱接合。 外部无孔穿透的周向槽由镦粗延伸部的肩部与缩短的管道镦粗部的交点形成。 圆周凹槽接受化妆品焊接,非螺纹和非钻孔穿透焊接,其将镦粗延伸部刚性地固定到缩短的镦粗并且保持被接合部分的内部和外部完整性。