Power equipment

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C340S647000, C340S650000

Reexamination Certificate

active

07872586

ABSTRACT:
A power equipment includes a first internal abnormality detection apparatus comprising a first antenna accommodation pipe which is connected to a first connection pipe formed in a enclosed container and which accommodates a first antenna therein, and a first signal detection circuit which is connected to a first antenna and which detects an electromagnetic wave signal emitted when any abnormality has occurred within the enclosed container.

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patent: 5471144 (1995-11-01), Meyer
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patent: 5859590 (1999-01-01), Otani
patent: 6111548 (2000-08-01), Braunlich et al.
patent: 6661235 (2003-12-01), Rokunohe et al.
patent: 2001/0040459 (2001-11-01), Kato et al.
patent: 2002/0024341 (2002-02-01), Rokunohe et al.
patent: 2006/0132144 (2006-06-01), Kato et al.
patent: 1567665 (2005-01-01), None
patent: 1790041 (2006-06-01), None
patent: 56-134712 (1981-10-01), None
patent: 08-327686 (1996-12-01), None
patent: 2002-71743 (2002-03-01), None
patent: 3628244 (2004-12-01), None
Office Action in CN 200710148893.4 dated Aug. 14, 2009.

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