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:
Nov. 23, 2010
Filed:
Jul. 28, 2008
Fumikazu Takahashi, Hitachi, JP;
Minehiro Nemoto, Oyama, JP;
Isao Nemoto, Legal Representative, Oyama, JP;
Akihiko Kanouda, Hitachinaka, JP;
Masahiro Hamaogi, Odawara, JP;
Yoshihide Takahashi, Odawara, JP;
Fumikazu Takahashi, Hitachi, JP;
Minehiro Nemoto, Oyama, JP;
Isao Nemoto, legal representative, Oyama, JP;
Akihiko Kanouda, Hitachinaka, JP;
Masahiro Hamaogi, Odawara, JP;
Yoshihide Takahashi, Odawara, JP;
Hitachi Computer Peripherals Co., Ltd., Kanagawa, JP;
Abstract
A DC backup power supply system having a plurality of loads to which AC from a commercial power source is supplied, and DC power storage means for supplying DC power to the plurality of the loads at the time of a power outage of the commercial power source, said DC backup power supply system including: a control circuit having a first DC backup output for supplying a power from the DC power storage means to the plurality of the loads, including a specific load, only during the power outage of the commercial power source, and a second DC backup output for continuously supplying a power from the DC power storage means to the specific load regardless of the power outage of the commercial power source or sound operation thereof, the control circuit supplying the respective powers from the same DC power storage means to the first and second DC backup outputs.