Switch with contacts

Details Switch with contacts Switch with contacts

1989-05-08

1992-04-28

Stephan, Steven L.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200147B, 335201, H01H 3318, H01H 946

Patent

active

051091461

ABSTRACT:
There is provided a switch with contacts comprising: movable contact members (37A, 37B) which are made of leaf springs and are arranged along fixed contact members (29A, 29B); movable contacts (39A, 39B) fixed to the tip portions of the movable contact member so as to face fixed contacts (30A, 30B) fixed to the tip portions of the fixed contact members; and movable side fixed terminal members (35A, 35B) whose base end portions are joined to the base end portions of the movable contact members, wherein projecting portions (31A, 31B) which extend to the front side are formed at the tips of the fixed contact members and the tips of the movable side fixed terminal members are extended to the front side than the contact position. A pair of magnetic pole plates (50A, 50B, 51A, 51B) which face each other are arranged on both sides of the contact position along the front to back direction, respectively.

REFERENCES:
patent: 1862631 (1932-06-01), Penn
patent: 2571951 (1951-12-01), Schaelchlin
patent: 2733312 (1956-11-01), Christensen
patent: 3064104 (1962-11-01), Wells et al.
patent: 4489225 (1984-12-01), Masuda et al.
patent: 4568805 (1986-02-01), Wycklendt

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