Title:
Pressure regulator for pumps
United States Patent 2426639
Inventors:
O'leary, Charles M.
Publication Date:
09/02/1947
Export Citation:
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Assignee:
O'leary, Charles M.
Primary Class:
417/279
Other Classes:
137/505.25, 417/441, 417/458
International Classes:
F02M59/14; F04B43/02; F04B43/067; F04B49/035
View Patent Images:
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US Patent References:
2150460Pressure control mechanism
1932921Hydraulic pump
1725539Combination pressure regulating and relief valve
1719060Diaphragm pump
1076915N/A
0475217N/A
0399548N/A
0343125N/A
0319896N/A
Foreign References:
CH206504A
DE571474C