Power transmission

Details Power transmission Power transmission

1990-03-22

1991-07-30

Michalsky, Gerald A.

Fluid handling

Pressure modulating relays or followers

With counter-balancing pressure feedback to the modulating...

137 82, 13762562, 335230, F15B 13043

Patent

active

050352547

ABSTRACT:
An electrohydraulic servovalve comprising a torque motor which receives an electrical signal and positions a flapper between a pair of opposed nozzles to control a spool valve and a feedback spring connected to the flapper and to the spool of the spool valve. The flapper is connected to an armature of the torque motor. The joint between the armature and the flapper comprises a one part, heat cured thermosetting adhesive.

REFERENCES:
patent: 3023782 (1962-03-01), Chaves et al.
patent: 3323090 (1967-05-01), O'Brien
patent: 3517359 (1970-06-01), Trbovich et al.
patent: 4741365 (1988-05-01), Van Ornum

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