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:
Aug. 07, 2001
Filed:
Feb. 28, 2000
Applicant:
Inventors:
Assignee:
Hochiki Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 1/710 ;
U.S. Cl.
CPC ...
G08B 1/710 ;
Abstract
A light emitting diode,and a condenser lens,are arranged in an optical axis direction. In the light emitting diode,a cover,having a tip end lens,is attached to one side of a main unit base,a light emitting chip,is supported by a bonding wire,drawn out from the body base,inside the cover,and a reflector,is placed behind the light emitting chip,With respect to a first light source of the light emitting chip,the position where light which is forward reflected by the reflector,impinges on the tip end lens,is set as a virtual second light source,and the focal point of the condenser lens,is set at the position of or in the vicinity of the position of the second light source