Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – With magneto-mechanical motive device
Patent
1992-08-13
1994-01-18
Broome, Harold
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
With magneto-mechanical motive device
335268, H01F 500, H01F 708, H01F 718
Patent
active
052802604
ABSTRACT:
A rotary solenoid having at least one AC coil and at least one DC coil where the AC coil and the DC coil are concurrently energized by an AC electrical source and a DC electrical source, respectively for enhanced actuation torque and low noise with decreased temperature rise and package size.
REFERENCES:
patent: 4567407 (1986-01-01), Ecklin
Beihoff Bruce C.
Juds Mark A.
Broome Harold
Eaton Corporation
Uthoff L. H.
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