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:
Mar. 26, 2013
Filed:
Sep. 29, 2009
Mitsunobu Mamiya, Kanagawa, JP;
Mitsunobu Mamiya, Kanagawa, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
There is provided a power supply device including: a main power switch; an auxiliary power switch; a power supplying switch; a relay having a relay contact and an excitation coil that, in an excited state, closes the relay contact, and, when the excited state is cancelled, opens the relay contact; a control section effecting control such that, when the main power switch is in an on position and the auxiliary power switch is in an on/off position, the power supplying switch is turned on/off; and a driving section that drives the relay such that, when the main power switch is in an on position and the auxiliary power switch is in an on position, the excitation coil is excited and maintain the excited state, and, when the auxiliary power switch is in an off position, cancels the excited state of the excitation coil.