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. 18, 2021
Filed:
Apr. 17, 2020
Applicants:
Lite-on Electronics (Guangzhou) Limited, Guangzhou, CN;
Lite-on Technology Corporation, Taipei, TW;
Inventors:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 13/14 (2006.01); H01H 13/02 (2006.01); H01H 13/10 (2006.01); H03K 17/969 (2006.01);
U.S. Cl.
CPC ...
H01H 13/14 (2013.01); H01H 13/023 (2013.01); H01H 13/10 (2013.01); H03K 17/969 (2013.01); H01H 2219/06 (2013.01); H01H 2219/062 (2013.01);
Abstract
A key module, a keyboard and an electronic device using same are provided. The key module includes a substrate, a light receiver, a light emitter and a lifting mechanism. The light receiver is disposed on and electrically connected with the substrate. The light emitter is disposed on and electrically connected with the substrate and disposed opposite to the light receiver. The lifting mechanism is disposed on the substrate and includes an interrupting portion, wherein the interrupting portion is movable to a region between the light receiver and the light emitter.