Electric switch-concealing hinge

Details Electric switch-concealing hinge Electric switch-concealing hinge

1977-10-28

1979-04-03

Harris, George

Electricity: magnetically operated switches, magnets, and electr

Permanent magnet-actuated switches

200 617, H01H 900

Patent

active

041480015

ABSTRACT:
A hinge is secured to the jamb of a door frame and to the adjacent edge of a door in the frame. Behind the hinge leaves the jamb and the door are provided with aligned holes that are concealed by the hinge. The back of each hinge leaf is provided with a recess facing the adjacent hole. A magnetically operated electric switch is held in the jamb hole and projects into the jamb leaf recess, and a magnetic device is held in the door hole and projects into the door leaf recess. The switch and magnetic device are not attached to the hinge.

REFERENCES:
patent: 3806852 (1974-04-01), Suska
patent: 3896404 (1975-07-01), Peterson
patent: 4072917 (1978-02-01), Haag et al.

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