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:
Feb. 06, 2018
Filed:
Aug. 21, 2013
Applicant:
Tridonic Uk Ltd, Basingstoke, GB;
Inventors:
Shukla Jagjitpati, Spennymoor, GB;
Ian Wilson, Sunderland, GB;
Assignee:
TRIDONIC UK LTD, Basingstoke, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 9/00 (2006.01); H02J 7/00 (2006.01); H02J 9/06 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H02J 9/065 (2013.01); H02J 7/0072 (2013.01); H05B 33/0815 (2013.01); Y02B 20/346 (2013.01); Y10T 307/625 (2015.04);
Abstract
An emergency lighting device for controlling a lighting means includes an energy store, such as a battery or an accumulator, a charging circuit for the energy store having connections for an AC voltage (alternating voltage), the charging circuit has a potential isolation element, a potentially isolated clocked converter supplied from the energy store and having a switch, preferably a flyback converter. The converter can be supplied only by the energy store, a control circuit for controlling the switch, and a supply path from the secondary side of the converter to connections for the lighting means.