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. 24, 2018
Filed:
May. 30, 2013
Applicant:
Fulham Company, Ltd., Kowloon, HK;
Inventors:
Xiaohong Chen, Shanghai, CN;
David Ci, Weihai, CN;
Assignee:
Fulham Co., Ltd., Kowloon, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 9/02 (2006.01); H02J 9/06 (2006.01); H05B 41/285 (2006.01);
U.S. Cl.
CPC ...
H02J 9/02 (2013.01); H02J 9/06 (2013.01); H02J 9/065 (2013.01); H05B 41/2855 (2013.01);
Abstract
An emergency battery backup ballast is configured so that it can be fully assembled but in a dormant condition. The emergency battery backup ballast commences normal operation when AC power is supplied to the ballast for the first time. Then if the AC power is removed, one or more lamps () which are connected to the output of the ballast can be powered by the battery ().