发明名称 CLAMPING ARRANGEMENT FOR DIAPHRAGM PISTON ASSEMBLY
摘要 A diaphragm clamping arrangement for assembly of a diaphragm-type piston in the body of a valve device or the like such that the diaphragm is biased in a direction to cause the diaphragm convolution to assume a preferred disposition in which a desired diaphragm "spring effect" is maintained.
申请公布号 ZA8905971(B) 申请公布日期 1990.05.30
申请号 ZA19890005971 申请日期 1989.08.04
申请人 AMERICAN STANDARD INC. 发明人 DANIEL G. SCOTT;THEODORE B. HILL
分类号 F01B19/02;F16J3/02;F16K31/126 主分类号 F01B19/02
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