Electricity: circuit makers and breakers – Electric switch details – Actuators
Reexamination Certificate
2007-01-30
2007-01-30
Enad, Elvin (Department: 2832)
Electricity: circuit makers and breakers
Electric switch details
Actuators
C200S293000
Reexamination Certificate
active
11107893
ABSTRACT:
A circuit breaker includes terminals with screws on a power supply side and a load side disposed at a front end section and a rear end section of a main body case containing a current interrupting unit and a switching mechanism. A terminal cover is detachably attached onto the main body case at a position corresponding to the terminals on at least one of the power supply side and the load side. A terminal cover attaching surface is formed on an upper surface on the power supply side and/or the load side of the main body case. The terminal cover is inserted while sliding on the attaching surface from a front end, so that the terminal cover is attached to the main body case with a snap-fit coupling unit at an assembling position.
REFERENCES:
patent: 3594524 (1971-07-01), Heintz
patent: 5304761 (1994-04-01), Rosen et al.
patent: 6144001 (2000-11-01), Green et al.
patent: 7009126 (2006-03-01), Etscheidt et al.
patent: 2003/0075429 (2003-04-01), Whipple et al.
patent: 1 296 340 (2003-03-01), None
patent: H08-153438 (1996-06-01), None
patent: 2003-257299 (2003-09-01), None
Kawata Hisao
Kuboyama Katsunori
Nagahiro Isamu
Anglo Lheiren Mae A.
Enad Elvin
Fuji Electric Fa Components & Systems Co., Ltd.
Kanesaka Manabu
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