Safety switch device

Details Safety switch device Safety switch device

1996-11-22

1999-04-27

Luong, Vinh T.

Machine element or mechanism

Elements

Cams

74569, 74568T, 200 33B, F16H 5300

Patent

active

058967834

ABSTRACT:
A safety switch device for monitoring the position of a protective cover, the cover being pivotable about an axis into and out of a closed position. The safety switch device includes a fixed position switch unit which houses at least a first electrical signal generator which will be switched between states in response to movement of the protective cover from the closed position, the signal generator being operated by an actuator which rotates about an axis. The switch device also includes a fastener element which is adjustably mountable to the protective cover and an articulated mechanical coupling which extends between the fastener element and the signal generator actuator, the coupling element being movable in at least two planes.

REFERENCES:
patent: 1564207 (1925-12-01), Cloud
patent: 3316367 (1967-04-01), Kowalski
patent: 3440373 (1969-04-01), Blewitt
patent: 3602662 (1971-08-01), Haller
patent: 3689718 (1972-09-01), Gorsuch
patent: 4789761 (1988-12-01), Malone et al.
patent: 5241873 (1993-09-01), Hormann
patent: 5439252 (1995-08-01), Oxley et al.

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