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2792785
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Information
Patent Grant
2792785
References
Source
Patent Number
2,792,785
Date Filed
Not available
Date Issued
Tuesday, May 21, 1957
68 years ago
CPC
F01L23/00 - Valves controlled by impact by piston
F04B9/1207 - using a source of partial vacuum or sub-atmospheric pressure
F04B9/135 - reciprocating movement of the pumping members being obtained by two single-acting elastic-fluid motors, each acting in one direction
US Classifications
417 - Pumps
091 - Motors: expansible chamber type
092 - Expansible chamber devices
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