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:
Sep. 16, 2003
Filed:
Nov. 22, 2000
Applicant:
Inventors:
Heinz Schloemer, Selfkant, DE;
Hans-Ulrich Rienäcker, Stolberg, DE;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01K 1/50 ;
U.S. Cl.
CPC ...
H01K 1/50 ;
Abstract
In a high-power dual-filament incandescent lamp for use in a reflector having an optical axis, which incandescent lamp comprises two incandescent coils which are substantially parallel to one another, which in their correct operational positions are arranged substantially parallel to the optical axis of the reflector in a lamp bulb, and which can be operated alternately, the glass bulb is arranged such that it shows a horizontal and vertical displacement relative to the optical axis of the reflector when in the correct operational position.