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:
Dec. 15, 2015

Filed:

Apr. 24, 2012
Applicant:

Atsuki Iwata, Tokyo, JP;

Inventor:

Atsuki Iwata, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 23/16 (2006.01); H01H 47/00 (2006.01);
U.S. Cl.
CPC ...
H01H 23/16 (2013.01); H01H 47/002 (2013.01);
Abstract

A system includes a switch operation unit configured to be mechanically operated to be in on or off state; a detecting unit configured to detect whether the switch operation unit is in on or off state; a first mechanism configured to close electrical contacts of at least one circuit when the switch operation unit is operated to be in on state; a second mechanism configured to maintain the contacts in closed state and switch the contacts to open state in response to electrical signals of off, on, and, off while the switch operation unit is in off state when the switch operation unit is operated to be in off state; and a first unit configured to notify a user of an abnormal state when the contacts are in the closed state and the switch operation unit is in off state at start of control.


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