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. 06, 1987
Filed:
May. 13, 1985
Applicant:
Inventor:
Mark S Schlosser, Seattle, WA (US);
Assignee:
Bell Industries, Inc., Redmond, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
362 85 ; 362308 ; 362351 ; 200314 ;
Abstract
A low profile lamp assembly for back lighting a translucent chip used as an indicator. The lamp assembly includes an incandescent bulb mounted between the translucent chip and a reflector. The reflector comprises a cavity having a parabolic internal surface truncated by a flat circular metalized diffraction grating.