Overcurrent switch

Details Overcurrent switch Overcurrent switch

1977-06-30

1978-11-21

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Vacuum or hermetically sealed type

335154, 335205, H01H 5100

Patent

active

041268415

ABSTRACT:
An overcurrent switch is described, comprising a reed switch for series connection in an electric circuit to break the flow of an overcurrent therethrough. A magnetizing element applies a magnetic field to the reed switch, and a setting device controls the magnetic field so that at least two levels of magnetic field intensity are selectively applied to the reed switch.

REFERENCES:
patent: 3204059 (1965-08-01), Saaty
patent: 3227838 (1966-01-01), Hoeppel
patent: 3477046 (1969-11-01), Pigeon et al.
patent: 3486144 (1969-12-01), Paige
IBM Technical Disclosure Bulletin, vol. 6, No. 11, Apr. 1964, p. 40.

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