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.
Patent No.:
Date of Patent:
Apr. 21, 2015
Filed:
Feb. 08, 2013
Applicant:
Panasonic Corporation, Osaka, JP;
Inventors:
Youichi Kageyama, Mie, JP;
Keiji Azuma, Mie, JP;
Hirohumi Oosawa, Fukui, JP;
Masafumi Nakamura, Mie, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60R 16/033 (2006.01); H02J 9/06 (2006.01); E05B 77/54 (2014.01); E05B 81/86 (2014.01); B60L 1/12 (2006.01);
U.S. Cl.
CPC ...
B60R 16/033 (2013.01); H02J 9/06 (2013.01); E05B 77/54 (2013.01); E05B 81/86 (2013.01);
Abstract
A backup power source device includes the following elements: a capacitor; a charging circuit provided in the charging path of the capacitor and performing step-down operation; a boost circuit provided in the output path of the capacitor; and a door-lock-releasing output terminal connected to the boost circuit.