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, 1981
Filed:
Jul. 05, 1979
Applicant:
Inventors:
Clyde B Kohl, Winchester, KY (US);
George B Kendrick, Lexington, KY (US);
Raymond T Fleming, Lexington, KY (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
313318 ; 313315 ; 3391 / ;
Abstract
A tungsten-halogen lamp having a tubular envelope of quartz or high silica glass has a press-seal at one end which is reduced in width by the removal of right-angled sections from opposite lower corners of the press. The lamp further includes a ceramic base having a slot with closed ends for accommodating the reduced width portion of the press-seal.