F - Mech Eng,Light,Heat,Weapons – 03 – B
Patent
F - Mech Eng,Light,Heat,Weapons
03
B
138/37
F03B 15/04 (2006.01)
Patent
CA 1059007
Abstract of the Disclosure A hydraulic turbine speed control device comprises a hydroacchauical amplifier adapted to convert an electric turbine speed automatic control signal and including a gate servomotor controlled by its main distributing valve, and an electro-hydraulic transducer acting on the main distributing valve, a guide vane opining limit?, ? ? locking device adapted to lock? ? servomotor rod thus preventing its displacement for guide vane opening, a double-arm lever having a support mechanically centactin? the rod of the main distributing valve, a leverage linking one arm of the double- arm lever to an actuator of the locking device when the servomotor is controlled by said speed automatic control signal, or to an actuator of the guide vane opening limiter when the servomotor is manually operated, and a feedback means interconnecting the guide vane servomotor with its main distributing valve and connecting the servomotor rod with the outer arm of the double-arm lever.
290285
Ananin Boris N.
Shishkin Vladimir M.
LandOfFree
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