Magnetic control device

Details Magnetic control device Magnetic control device

1982-08-02

1984-11-06

Scott, J. R.

Electricity: circuit makers and breakers

Float

Float and pressure

73308, 200 6186, 335205, 335207, 335219, 335229, 251 65, H01H 3518, H01H 900, F16K 3100, G01F 2310

Patent

active

044813899

ABSTRACT:
A magnetic control device having a movable, permanent magnet or fixed-polar portion, a movable element of magnetizable material, i.e., material of high permeability and a plurality of fixed members also of magnetizable material.

REFERENCES:
patent: 2869563 (1959-01-01), Schoengrun
patent: 3206160 (1965-09-01), Bennett
patent: 3209297 (1965-09-01), Kmiecik et al.
patent: 3261942 (1966-07-01), Wessel
patent: 3609425 (1971-09-01), Sheridan
patent: 3781498 (1973-12-01), Kamil et al.
patent: 3822933 (1974-07-01), Johnson
patent: 4091250 (1978-05-01), Siiberg
patent: 4203571 (1980-05-01), Ruchser

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