Overcurrent relay

Details Overcurrent relay Overcurrent relay

2005-04-20

2009-12-29

Enad, Elvin G (Department: 2832)

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

Polarity-responsive

Reexamination Certificate

active

07639107

ABSTRACT:
It is an object to provide is an overcurrent relay having less number of parts and a smaller space to implement an automatic reset function and a manual reset function.A contact point mechanism110includes a movable contactor support10for supporting a movable contactor composing a part of the usually-closed contact point while being maintained in the movable iron core5, and a reset bar14arranged in a manner that is switchable between an automatic reset setting and a manual reset setting. The reset bar14does not engage with the movable contactor support10in an operation range of the movable contactor support10in the automatic reset setting. In addition, the reset bar14engages with the movable contactor support10in interlock with the movable iron core5to interrupt the reset operation of the movable iron core5of the electromagnet109in the manual reset setting, and, when the reset operation is manually performed, engages with the movable contactor support10to be moved up to a position at which the reset operation is completed.

REFERENCES:
patent: 4587502 (1986-05-01), Matsuo et al.
patent: 4665375 (1987-05-01), Weiser
patent: 4933654 (1990-06-01), Hori et al.
patent: 5283553 (1994-02-01), Ishii et al.
patent: 5910759 (1999-06-01), Passow
patent: 5920451 (1999-07-01), Fasano et al.
patent: 5956221 (1999-09-01), Zuzuly et al.
patent: 5959518 (1999-09-01), Passow
patent: 5994987 (1999-11-01), Passow
patent: 6020801 (2000-02-01), Passow
patent: 6025766 (2000-02-01), Passow
patent: 5-79852 (1993-10-01), None
patent: 2001-520795 (2001-10-01), None
patent: 2002-516457 (2002-06-01), None
patent: 2002-543552 (2002-12-01), None
patent: 2003-526178 (2003-09-01), None

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