Valves and valve actuation – Reciprocating valve – Diaphragm
Patent
1997-02-21
1998-07-14
Lee, Kevin
Valves and valve actuation
Reciprocating valve
Diaphragm
251 64, F16K 717
Patent
active
057792240
ABSTRACT:
A two-way valve has a poppet valve displaceably disposed in a bonnet for selectively opening and closing a communication passage between primary and secondary ports, and a resilient member disposed in a diaphragm chamber defined between the bonnet and the poppet valve and resiliently deformable for dampening a load applied to a diaphragm of the poppet valve which is exposed to the communication passage.
REFERENCES:
patent: 3128632 (1964-04-01), Green
patent: 5002086 (1991-03-01), Linder et al.
patent: 5131627 (1992-07-01), Kolenc
patent: 5370355 (1994-12-01), Rombold et al.
patent: 5427352 (1995-06-01), Brehm
Fukano Yoshihiro
Maruyama Tetsuro
Okita Yuzuru
Ono Masaaki
Uchino Tadashi
Lee Kevin
SMC Kabushiki Kaisha
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