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. 13, 2011

Filed:

Jan. 16, 2009
Applicants:

Seiki Toriyama, Tokyo, JP;

Mutsumi Oshima, Tokyo, JP;

Inventors:

Seiki Toriyama, Tokyo, JP;

Mutsumi Oshima, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light source apparatus includes: a lamp replacement door configured to open and close a lamp replacement window; an igniter replacement door configured to open and close an igniter replacement window which is opened at a position different from the position of the lamp replacement window; a door opening detection switch configured to detect the opening and closing of the lamp replacement door; a circuit breaker device configured, when the opening state of the lamp replacement door is detected by the door opening detection switch, to interrupt power supply to an electric circuit; and a door opening regulation mechanism configured to lock the closing state of the igniter replacement door, and configured to permit the opening of the igniter replacement door.


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