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:
Oct. 16, 2001
Filed:
May. 18, 1999
Rene M. A. Driessens, Terneuzen, NL;
Pieter C. Ooms, Terneuzen, NL;
U.S. Philips Corporation, New York, NY (US);
Abstract
A low-pressure mercury vapor discharge lamp with a discharge vessel (,) having first and second end portions (,). The discharge vessel encloses a discharge space provided with a filling of mercury and an inert gas in a gastight manner. Each end portion (,) supports an electrode (,) which is arranged in the discharge space and secured to current supply conductors (,A,,B) which are passed through the end portion (,) so as to project outside the discharge vessel (,). A segment (,A) of at least one current supply conductor (,A), which extends between the end portion (,) and the electrode (,), is covered with an amalgam. The region (,A) is situated at a distance d,from the end portion (,). The amalgam can be relatively easily applied in the discharge lamp according to the invention.