Motor-to-spool coupling for rotary-to-rotary direct drive valve

Details Motor-to-spool coupling for rotary-to-rotary direct drive valve Motor-to-spool coupling for rotary-to-rotary direct drive valve

1992-11-23

1994-06-07

Stodola, Daniel P.

Rotary shafts, gudgeons, housings, and flexible couplings for ro

Overload release coupling

Torque transmitted via resiliently biased positive drive...

464100, F16D 704

Patent

active

053184777

ABSTRACT:
A coupling between a direct drive valve and a rotary valve for providing a rotary-to-rotary coupling therebetween. A shaft carried by the rotor of the motor defines a re-entrant bore having a plurality of flat surfaces. A rod having a plurality of flat faces on the exterior surface thereof and which is connected to the rotary valve is received in mating engagement with the bore. The shaft is slotted to provide a plurality of flexible fingers for receiving the rod.

REFERENCES:
patent: 4546338 (1985-10-01), Idogaki et al.
patent: 4641812 (1987-02-01), Vanderlaan et al.
patent: 4742322 (1988-05-01), Johnson et al.
patent: 4786536 (1988-11-01), Kaempen
patent: 4789132 (1988-12-01), Fujita et al.
patent: 4878880 (1989-11-01), Williams
patent: 5006007 (1991-04-01), Fischer et al.

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