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2740859
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Information
Patent Grant
2740859
References
Source
Patent Number
2,740,859
Date Filed
Not available
Date Issued
Tuesday, April 3, 1956
68 years ago
CPC
F15B11/036 - by means of servomotors having a plurality of working chambers
H01H33/34 - hydraulic
F15B2211/212 - the pressure sources being accumulators
F15B2211/40515 - with variable throttles or orifices
F15B2211/41536 - being connected to multiple ports of an output member
F15B2211/41572 - being connected to a pressure source and an output member
F15B2211/421 - mechanically
F15B2211/426 - electrically or electronically
F15B2211/455 - Control of flow in the feed line
F15B2211/46 - Control of flow in the return lin
F15B2211/7053 - Double-acting output members
F15B2211/75 - Control of speed of the output member
F15B2211/7716 - with automatic return
H01H2033/308 - comprising control and pilot valves
Y10S91/03 - Large area valve
US Classifications
200 - Electricity: circuit makers and breakers
091 - Motors: expansible chamber type
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