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:
Mar. 16, 1976
Filed:
Feb. 18, 1975
Applicant:
Inventor:
James L Grindle, Hendersonville, NC (US);
Assignee:
General Electric Company, , NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
2401 / ;
Abstract
Dome-shaped reflector in indoor luminaire having a high intensity lamp and mounted at relatively low height has the lower portion of its reflecting surface formed to reflect light downwardly at an angle of not more than about 50% of the cut-off angle formed by the rim of the reflector relative to the lamp, so as to provide low glare at viewing angles of about 65.degree.-85.degree. from nadir. The cut-off angle is not more than 65.degree..