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:
Apr. 30, 1996
Filed:
Jul. 13, 1994
Hideaki Omura, Ibaraki, JP;
Masayuki Wakamiya, Suita, JP;
Munehiro Tabata, Ibaraki, JP;
Nobuyoshi Takeuchi, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
In a metal halide lamp container 1 sealed with mercury and rare gas, GdX.sub.3, LuX.sub.3, and CsX where halogen is iodine, bromine, or their mixture are sealed in a total weight of 1 mg/cc or more, with the weight of CsX defined within a range of 15% or more to 50% or less of the total halides, and the weight ratio of GdX.sub.3 and LuX.sub.3 is set in a range of 0.1.ltoreq.GdX.sub.3 /LuX.sub.3 .ltoreq.10. In addition to GdX.sub.3, LuX.sub.3, and CsX, at least one of thallium halide and dysprosium halide is added. Or DyX.sub.3, LuX.sub.3, NdX.sub.3, and CsX where halogen is iodine, bromine or their mixture are sealed in the specified total weight, with the weight ratio of CsX defined in the above range.