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:
May. 31, 2022
Filed:
Dec. 15, 2016
Applicant:
Yu Wan, Heilongjiang, CN;
Inventor:
Yu Wan, Heilongjiang, CN;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/02 (2016.01); H02J 7/04 (2006.01); H02J 9/06 (2006.01); H02J 7/10 (2006.01);
U.S. Cl.
CPC ...
H02J 7/022 (2013.01); H02J 7/0047 (2013.01); H02J 7/045 (2013.01); H02J 9/062 (2013.01); H02J 7/0048 (2020.01); H02J 7/00304 (2020.01); H02J 2007/10 (2013.01);
Abstract
An AC-DC type uninterruptible power supply includes a rectifying unit, a battery control unit and a switching unit, wherein the rectifying unit is used for rectifying an AC from a power network and outputting a DC; a battery is controlled by the battery control unit to be charged or discharged and outputs a DC during interruption of the AC from the power network; and the switching unit is used for selectively outputting the DC from the rectifying unit or the DC from the battery. Inversion of the UPS and double rectification of a load are omitted.