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:
May. 30, 1989
Filed:
Jun. 15, 1987
Applicant:
Inventor:
Denis Wolfe, Danville, CA (US);
Assignee:
Prescolite, Inc., San Leandro, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
362276 ; 362364 ; 362802 ; 362295 ;
Abstract
A device for detecting the level of heat generated by a lighting unit utilizing a sleeve possessing an end portion positioned adjacent to the exterior of the housing, an interior portion, and an exterior portion. A thermal protector is positioned at the interior portion of the sleeve at a selected distance from the exterior of the housing. Air is circulated between the exterior portion of the sleeve and the interior portion of the sleeve.