Multipole circuit breaker with single-pole breaking units

Details Multipole circuit breaker with single-pole breaking units Multipole circuit breaker with single-pole breaking units

2008-01-29

2008-01-29

Enad, Elvin (Department: 2832)

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

With housing or support means

C335S185000, C335S195000

Reexamination Certificate

active

11037223

ABSTRACT:
Multipole circuit breaker comprising single-pole breaking units in the form of cases with two large side faces and having at least one movable contact which operates in conjunction with at least one stationary contact, an operating mechanism common to a set of breaking units to command opening or closing of the contacts of said units, first line-side electrical connection means, second load-side electrical connection means; the breaking units are grouped on two superposed layers, at least one layer comprising at least one pair of units, the operating mechanism comprising mechanical connecting means to simultaneously actuate the single-pole breaking units of each layer.

REFERENCES:
patent: 3614687 (1971-10-01), Iida et al.
patent: 4724513 (1988-02-01), M'Sadoques et al.
patent: 4945326 (1990-07-01), Kandatsu
patent: 5281776 (1994-01-01), Morel et al.
patent: 6924721 (2005-08-01), Afshari et al.
patent: 0 111 662 (1984-06-01), None
patent: 2 682 531 (1993-04-01), None

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