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:
Dec. 16, 1997
Filed:
May. 14, 1996
Applicant:
Inventor:
Walter Newman, Bayside, NY (US);
Assignee:
Leviton Manufacturing Co., Inc., Little Neck, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
31331804 ; 439133 ; 439615 ;
Abstract
A lampholder for shrouded low-wattage metal halide lamps which include a contact button on an extension of the lamp base to distinguish them from unshrouded lamps. A hub with walls and top is placed about the entrance to an additional cavity in the lampholder body. A socket contact is arranged to only make contact with the contact button at the end of an extension which is able to enter the cavity and not make contact with a contact button not on an extension which is prevented from entering the cavity.