Fluid pressure device专利检索- 将物理量变化例如部件位置的变化转换为流体压力变化的传感器或反之亦然;按照多种流体压力的变化或其他量的变化改变流体压力专利检索查询-专利查询网

Fluid pressure device
申请号	US45613965	申请日	1965-05-17	公开(公告)号	US3376794A	公开(公告)日	1968-04-09
申请人	CUSTOM COMPONENT SWITCHES INC;			发明人	LEE GRIFFITH DONALD; KING WILLIAMS STARR;
摘要
权利要求	8. A FLUID PRESSURE DEVICE COMPRISING: DISC SPRING MEANS HAVING A CHARACTERISTIC SURFACE CONTOUR AND SPRING RATE, SAID DISC SPRING MEANS FURTHER HAVING A CENTRAL PRESSURE PLATE MEANS; A FIRST DIAPHRAGM MEANS IN INTIMATE CONTACT WITH SAID DISC SPRING MEANS, SAD FIRST DIAPHRAGM MEANS HAVING AN EFFECTIVE AREA SUBSTANTIALLY EQUAL TO THAT OF SAID DISC SPRING MEANS, SAID FIRST DIAPHRAGM MEANS FURTHER HAVING A SPRING RATE SUBSTANTIALLY LESS THAN THAT OF SAID DISC SPRING MEANS; A SECOND DIAPHRAGM MEANS IN INTIMATE CONTACT WITH SAID FIRST DIAPHRAGM MEANS AND HAVING A SUBSTANTIALLY EQUAL EFFECTIVE AREA, SAID SECOND DIAPHRAGM MEANS FURTHER HAVING THE CHARACTERISTICS OF A LIMP DIAPHRAGM; A SOLID BODY HAVING A SUPPORT SURFACE IN INTIMATE CONTACT WITH SAID SECOND DIAPHRAGM MEANS OVER A PORTION THEREOF; FIRST FLUID INTRODUCTION MEANS FOR INTRODUCING FLUID BETWEEN SAID FIRST AND SECOND DIAPHRAGM MEANS TO EF-
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