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. 02, 2021
Filed:
Jun. 21, 2018
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventors:
Yu Chen So, Taipei, TW;
Weiming Tseng, Taipei, TW;
Chi-Chih Huang, Taipei, TW;
Lien-Chia Chiu, Taipei, TW;
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 13/83 (2006.01);
U.S. Cl.
CPC ...
H01H 13/83 (2013.01); H01H 2219/062 (2013.01); H01H 2221/044 (2013.01);
Abstract
Example of backlit switches are described. In an example, a backlit switch includes a printed circuit board (PCB) and a dome-type button coupled to the PCB. The dome-type button has a light transmitting portion. A light source is mounted on a first side of the PCB, and a tact switch is mounted on a second side of the PCB that is opposite to the first side. Further, a projection is provided to trigger the tact switch, in response to pressing of the dome-type button.