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.:

US 9383673 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 05, 2016

Filed:

Aug. 08, 2013
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventor:

An Sik Jeong, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 13/20 (2006.01); G03G 15/00 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
G03G 13/20 (2013.01); G03G 15/2039 (2013.01); G03G 15/5004 (2013.01); G03G 15/80 (2013.01); H02M 1/00 (2013.01);
Abstract

A power control apparatus and an image forming apparatus is provided to prevent a heating element from overheating when DC power is supplied and to perform normal operation regardless of the type of input power. The power control apparatus includes a power supply to supply power to a load, an alternating current (AC) power switch to discontinuously switch on AC power between the power supply and the load, and a direct current (DC) cutoff circuit to block supply of DC power through the AC power switch to prevent supply of the DC power to the load via the AC power switch when the DC power is input through the power supply.


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Jeong, An. (2016). Power control apparatus and image forming apparatus (U.S. Patent No. 9383673). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9383673

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