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:
Jul. 18, 1995
Filed:
Feb. 07, 1994
Applicant:
Inventors:
Guenter Hege, Gomaringen, DE;
Thomas Froelich, Reutlingen, DE;
Ulrich Drews, Vaihingen, DE;
Thomas Kienzler, Reutlingen, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21K / ;
U.S. Cl.
CPC ...
362265 ; 362 61 ; 362226 ;
Abstract
A headlight for vehicles has a light source formed as a gas discharge lamp, a ballast unit connected with the gas discharge lamp and producing high voltage, and a unit for preventing dispersion of electromagnetic radiation caused by the gas discharge lamp. The unit includes an electrical filtering circuit arranged near the gas discharge lamp and having a plurality of components, and a housing surrounds at least a part of the components of the electrical filtering circuit.