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:
Feb. 25, 2003
Filed:
Jul. 05, 2000
Ushiodenki Kabushiki Kaisha, Tokyo, JP;
Abstract
To enable the easy and adequately reliable cleaning of the inner surface of the chamber material, and as a result, to provide a dielectric barrier discharge lamp with good lighting characteristics and simplicity of manufacture, a dielectric barrier discharge lamp having a discharge chamber with a cylindrical, double-tube construction with an outer tube and an inner tube, in which the cylindrical discharge space formed between the outer tube and the inner tube is filled with a discharge gas in which excimer molecules are formed by a dielectric barrier discharge, two or more fluid distribution tube remnants connecting to each discharge chamber. It is preferable that the dielectric barrier discharge lamp described above have two or more fluid distribution tube remnants formed on opposite ends of the discharge chamber.