Noiseless electromagnet and a contactor using such an electromag

Details Noiseless electromagnet and a contactor using such an electromag Noiseless electromagnet and a contactor using such an electromag

1985-07-19

1987-01-20

Goldberg, E. A.

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

With magneto-mechanical motive device

335261, 335277, 335247, 335193, H01F 300, H01F 708

Patent

active

046382798

ABSTRACT:
The electromagnet comprises a fixed magnetic circuit, a mobile magnetic circuit forming, with the fixed magnetic circuit, at least one air gap and a coil. The distance over which the mobile magnetic circuit travels with respect to the fixed magnetic circuit is limited by at least one working position stop determining the working position, this stop being provided with at least one working position damper.

REFERENCES:
patent: 1226748 (1917-05-01), Burnham
patent: 4491816 (1985-01-01), Blum

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