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. 27, 2003
Filed:
Mar. 14, 2001
Applicant:
Inventors:
Assignee:
Patent-Treuhand-Gesellschaft für Elektrische Glüelampen mbH, München, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 5/48 ;
U.S. Cl.
CPC ...
H01J 5/48 ;
Abstract
An electric lamp with a base ( ), which is structurally subdivided into an upper part ( ) that retains the bulb and a substantially circular-cylindrical lower part ( ) for external fastening, which lower part protrudes past the upper part, and the protruding portion ( ) is embodied as a detent mechanism for the external fastening. The detent mechanism in each case includes an inward-facing detent protrusion ( ) located on the outside, which is an integral component of the lower part, and a metal spring ( ), located opposite the detent protrusion and cooperating with it, that is secured in the lower part.