Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1982-02-12
1984-01-31
Shepperd, John W.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200153M, 200284, H01H 100
Patent
active
044292015
ABSTRACT:
A switch including a housing in which a pair of electrical contacts are positioned for movement between open and closed positions. An actuator movably mounted in the housing moves between contacts open and contacts closed positions. The actuator includes a wiper wall movable between and across the contacts for opening same and wiping same upon movement of the actuator to its contacts open position. The entire switch is assembled without the use of mechanical fasteners or bonding of any kind.
REFERENCES:
patent: 1575469 (1926-03-01), Waterbury
patent: 3400234 (1968-09-01), Long
patent: 3697706 (1972-10-01), Huggard
patent: 3873795 (1975-03-01), Leighton et al.
patent: 3924090 (1975-12-01), Chao et al.
patent: 3944760 (1976-03-01), Zdanys et al.
patent: 4224488 (1980-09-01), Rossi
Dekkers Leo P.
Spencer James R.
Kidorf Renee S.
Midland-Ross Corporation
Shepperd John W.
Switzer H. Duane
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