Title:
Magnetically operated hydraulic servo valve
United States Patent 2983278

Inventors:
Heintz, Richard P.
Publication Date:
05/09/1961
View Patent Images:
Download PDF 2983278 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
PNEUMO DYNAMICS CORP
Primary Class:
137/82
Other Classes:
251/129.100, 251/367, 91/25, 91/51, 235/200R
International Classes:
F15B13/043; F15C3/14; F16K31/08; F15B13/00; F15C3/00
US Patent References:
2709421Hydraulic amplifier
2711754Fluid operated control apparatus
2750961Valve actuating mechanism
2767689Electrohydraulic servo valve
2780230Pneumatic control apparatus with follow-up
2835265Transfer valve
2836154Self-centering spool valve
2910089Multiple-position valve
2912008Valve actuating means
Foreign References:
DE665565C
GB730965A