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. 11, 1976
Filed:
Apr. 26, 1974
Applicant:
Inventors:
Friedrich Hermann Almer, Eindhoven, NL;
Jan DE Ridder, Eindhoven, NL;
Germain Remi T'Jampens, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01K / ;
U.S. Cl.
CPC ...
313222 ; 313184 ;
Abstract
In a two-pinch halogen lamp having an axial filament and an envelope diameter of less than 3.5 mm the envelope diameter is chosen as a function of the envelope and filament temperature, the coil diameter and the filling pressure.