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:
Jun. 13, 1989
Filed:
Feb. 22, 1988
Frederic F Ahlgren, Shaker Heights, OH (US);
Rolf S Bergman, Cleveland Heights, OH (US);
John M Davenport, Lyndhurst, OH (US);
Richard L Hansler, Pepper Pike, OH (US);
Robert G Hantman, Chagrin Falls, OH (US);
Leonard E Hoegler, Solon, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
An electric incandescent lamp for selective radiant energy distribution is disclosed which employs a reflective film for improved efficiency of the lamp operation. Said lamp further employs a tungsten filament extending the length of its elongated lamp envelope with particular support means for said incandescent filament also being disclosed to precisely position the filament along the principal lamp axis. Various structural configurations for said particular support means are also disclosed so that such filament position is maintained regardless of the lamp spatial orientation.