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. 03, 2015
Filed:
Jun. 03, 2010
Applicant:
Charles A. Sellers, Houston, TX (US);
Inventor:
Charles A. Sellers, Houston, TX (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/26 (2006.01); G06F 3/02 (2006.01); H03K 17/95 (2006.01); H03K 17/955 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0202 (2013.01); H01H 2219/037 (2013.01); H01H 2219/062 (2013.01); H01H 2239/006 (2013.01); H03K 17/95 (2013.01); H03K 17/955 (2013.01);
Abstract
A keyboard apparatus is provided. The apparatus can include a rigid member comprising a plurality of keycaps and a proximity sensing member comprising a plurality of proximity sensors and a plurality of illuminators disposed proximate the rigid keycap member. The apparatus can also include a backing member comprising a switch disposed proximate the proximity sensing member. A displacement of the rigid member and the proximity sensing member can activate the switch.