U-shaped solid magnetic core with at least one opening through t

Details U-shaped solid magnetic core with at least one opening through t U-shaped solid magnetic core with at least one opening through t

1984-08-10

1987-02-10

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Magnets and electromagnets

With magneto-mechanical motive device

335236, 335281, H01F 708

Patent

active

046425942

ABSTRACT:
An actuating magnet is provided for a circuit interrupter. The magnet yoke is assembled from three solid segments of magnetic material to produce a U-shaped core. One or more coils are disposed on the core loop, and the center of the yoke is interrupted by a series of aligned holes.

REFERENCES:
patent: 2144546 (1939-01-01), Reese et al.
patent: 2313527 (1943-03-01), Edwards
patent: 2476419 (1949-07-01), Koenig
patent: 2717978 (1955-09-01), DeFligue
patent: 2952801 (1960-09-01), Hyink
patent: 3301141 (1967-01-01), Griffing
patent: 3571769 (1971-03-01), Pegram

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