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:
Jan. 14, 1992
Filed:
Sep. 13, 1990
Leszek Mitusinski, Waterbury, CT (US);
James A Iannone, Stratford, CT (US);
TIE Communications, Inc., Seymour, CT (US);
Abstract
A switch assembly has a back-lit key assembly including an opaque plug, a transparent body lightable from below at least partially to one side of the plug, and a transparent fusing member securing the transparent body and opaque plug together with the fusing member for movement as a unit. A flexible, transparent keypad is secured beneath the key assembly for movement therewith. An electrical contact is secured to the keypad for movement therewith. A board may be disposed at least partially beneath the keypad, the board including a light source disposed at least partially beneath the keypad to illuminate the transparent body and an open electrical circuit adapted to be closed by the electrical contact when the keypad is flexed downwardly.