Electricity: circuit makers and breakers – Special application – Change of inclination or of rate of motion responsive
Patent
1997-11-17
1998-12-29
Luebke, Renee S.
Electricity: circuit makers and breakers
Special application
Change of inclination or of rate of motion responsive
200 6152, 200DIG8, H01H 3502
Patent
active
058544577
ABSTRACT:
A tilting ON-OFF switch is made up of a pair of fixed contact pieces placed on the bottom of a columnar cavity defined by a housing and a cap and spaced a predetermined distance apart in the circumferential direction, a movable contact piece having plural tongues radially extending therefrom at a pitch smaller than a spreading angle of a fan-shaped or sectorial area of each of the fixed contact pieces for contact therewith, and a movable truncated-conical weight in the housing attached coaxially to the movable contact piece.
REFERENCES:
patent: 1445706 (1923-02-01), Papini
patent: 2064827 (1936-12-01), Gardner
patent: 2252358 (1941-08-01), Tosi
patent: 3778572 (1973-12-01), Matsui et al.
patent: 4916266 (1990-04-01), Tetrault
patent: 5153394 (1992-10-01), Abendroth et al.
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