Ball switch

Details Ball switch Ball switch

1992-12-31

1994-02-08

Scott, J. R.

Electricity: circuit makers and breakers

Special application

Change of inclination or of rate of motion responsive

200 615, H01H 3514

Patent

active

052850323

ABSTRACT:
An improved motion-actuated switch comprising a housing, a normally open snap action switch mounted within the housing actuable by a lever arm having a triangular member formed of sheet material extending substantially vertically upward from the arm, and a ball member suspended pendulously within the housing and normally engaging the tip of the triangular member to maintain the lever arm in its open circuit position and having space within the housing to permit movement of the ball member out of contact with the triangular member to allow closing of the switch.

REFERENCES:
patent: 3674950 (1972-07-01), Scoville
patent: 3816680 (1974-06-01), Suzuki et al.
patent: 3927286 (1975-12-01), Fohl
patent: 4071723 (1978-01-01), Jackman
patent: 4345238 (1982-08-01), Weir
patent: 4394553 (1983-07-01), Feil
patent: 4628160 (1986-12-01), Canevari
patent: 4789922 (1988-12-01), Cheshire
patent: 5027105 (1991-06-01), Dailey et al.
patent: 5136126 (1992-08-01), Blair

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