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:
Sep. 09, 1997
Filed:
Jul. 17, 1996
Applicant:
Inventor:
Yoshio Kenmochi, Ichihara, JP;
Assignee:
Sunarrow Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200314 ; 200305 ; 200313 ; 200512 ;
Abstract
A pushbutton switch is described which has a printed wiring board and a keypad arranged above the printed board, wherein the keypad has a non-working portion and a working portion made of translucent silicone rubber or thermoplastic elastomer in which the upper surfaces of the non-working portions only are covered with an opaque film, with an underside surface thereof covered by an insulating resin film so as to form an electrically conductive light-reflecting layer which is grounded to an earth portion.