Control motor for a servo valve

Details Control motor for a servo valve Control motor for a servo valve

1986-01-21

1987-07-21

Salce, Patrick R.

Electrical generator or motor structure

Dynamoelectric

Reciprocating

13762562, 310154, F15B 13043, H01F 714

Patent

active

046820639

ABSTRACT:
A control motor for a servo valve which includes pole screws defining an armature space, first and second spools or coils supported by the pole screws, respectively, a soft metal armature which is resiliently mounted to a thin walled tube and a samarium cobalt permanent magnet. The permanent magnet polarizes the armature so that when the spools or coils are energized, the armature will move toward one of the coils and away from the other coil.

REFERENCES:
patent: 4456031 (1984-06-01), Taplin
patent: 4514710 (1985-04-01), Conrad
patent: 4518937 (1985-05-01), Parker
patent: 4624284 (1986-11-01), Lembke
Rexroth, "The Hydraulic Trainer: Servo Valves", RE 00301 Mannesmann--Rexroth Brochure (undated).

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