Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – For magnetizing or demagnetizing
Patent
1974-07-19
1976-05-04
Harris, George
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
For magnetizing or demagnetizing
73518, 73540, H01F 1300
Patent
active
039551652
ABSTRACT:
The flyweights of a governor of the general kind having magnetised flyweights and a field coil for modifying the bias of the flyweights, are magnetised by applying a voltage pulse to the coil when the governor is stationary.
REFERENCES:
patent: 2715528 (1955-08-01), Schulte
patent: 2890877 (1959-06-01), Straznickas
patent: 3070731 (1962-12-01), Janicke
patent: 3303398 (1967-02-01), Barta et al.
patent: 3370600 (1968-02-01), Peterson
patent: 3398328 (1968-08-01), Piekarski
Douglas James
Stubbs John
Harris George
Joseph Lucas (Industries) Limited
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