The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 20, 2013

Filed:

Nov. 25, 2008
Applicants:

Yoshitaka Egawa, Tokyo, JP;

Hidenari Matsukuma, Yamato, JP;

Inventors:

Yoshitaka Egawa, Tokyo, JP;

Hidenari Matsukuma, Yamato, JP;

Assignee:

Hochiki Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An alarm comprising: a transmission reception circuit unit transmitting and receiving an event signal with an other alarm; a sensor unit detecting an abnormality; an alerting unit outputting an abnormality warning; an abnormality monitoring unit receiving an abnormality detection signal from the sensor unit, while outputting the abnormality warning of a coordination source, and transmitting to the other alarm the event signal indicating an abnormality, meanwhile, outputting the abnormality warning of a coordination end when the event signal indicating an abnormality is received from the other alarm; and an inspection processing unit transmitting to the other alarm an event signal indicating a self inspection result, and, when an event signal indicating an inspection result is received from the other alarm, reporting an inspection result of a plurality of alarms in coordinated relation.


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