04795173 is referenced by 11 patents and cites 13 patents.

A double O-ring sealing arrangement for a pressure responsive device wherein a storage-buffer chamber is provided between the double O-rings and is kept at a high pressure even when the actuating pressure for the pressure responsive device is dropped below atmosphere so as to provide for an as effective sealing of an actuating chamber of the pressure responsive device from the surrounding atmosphere.

Title
Double O-ring sealing arrangement
Application Number
7/181059
Publication Number
4795173
Application Date
April 13, 1988
Publication Date
January 3, 1989
Inventor
Lyle E Osborne
1506 Stanmore Ct., South Bend, 46614
IN, US
Agent
Barnes & Thornburg
IPC
F16J 9/00
B61F 15/22
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