Electricity: circuit makers and breakers – Multiple circuit control – Operating means
Patent
1996-06-19
1998-12-08
Gellner, Michael L.
Electricity: circuit makers and breakers
Multiple circuit control
Operating means
200 5032, 200401, H01H 300, H01H 926
Patent
active
058473394
ABSTRACT:
A handle portion of a multipole breaker includes a handle main body, made of an insulating material, for ON/OFF operation of the multipole breaker. Movable fingers having respective movable contacts are provided for opening and closing of respective circuits, and a connecting section is interposed between the handle main body and the movable fingers for transmitting ON/OFF operation of the handle main body to the movable fingers. The connecting section has at upper positions thereof one of: (i) openings for receiving shafts formed on side walls and a center wall of a breaker case, and (ii) shafts to be fitted in recesses defined in the side walls and the center wall of the breaker case. In addition, the handle main body has, on a bottom portion thereof, a partition for insulating adjacent poles.
REFERENCES:
patent: 3919514 (1975-11-01), Strobel et al.
patent: 4307359 (1981-12-01), Schultz et al.
patent: 4843359 (1989-06-01), Morris et al.
patent: 4849725 (1989-07-01), Nakano et al.
patent: 5302787 (1994-04-01), Edds et al.
JIS C8370 (published 1991), (Japanese Industrial Standard), published by Japanese Standards Association, Japan.
JIS C8370 (published 1986), (Japanese Industrial Standard) Molded Case Circuit Breakers (MCCB), translated and published by Japanese Standards Association, Japan.
Hayashi Hideaki
Kurono Toru
Saida Masakazu
Gellner Michael L.
Hayes Michael J.
Nitto Electric Works, Ltd.
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