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. 02, 2024
Filed:
May. 21, 2021
Signify Holding B.v., Eindhoven, NL;
Liang Zhou, Shanghai, CN;
Liwen Zhou, Shanghai, CN;
Miner Zhang, Shanghai, CN;
Hai Tao Liu, Shanghai, CN;
SIGNIFY HOLDING, B.V., Eindhoven, NL;
Abstract
A warning device () for use in a luminaire (), comprising a housing () accommodating a drive module () arranged to be coupled to a luminaire and to a mains voltage (). The drive module comprises a light source () coupled to a switch () and an electrical interface () configured to electrically connect the drive module and the mains voltage to a light element () of the luminaire. The housing comprises a lid () operably coupled to the switch of the drive module and configured to activate the switch upon an opening of the lid for switching on the light source upon a current of the mains voltage passing in the electrical interface and deactivate the switch module upon a closing of the lid for switching off the light source.