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. 20, 2016
Filed:
Jun. 04, 2010
Yoshiki Kitahara, Osaka, JP;
Katsuhiro Ono, Osaka, JP;
Jun Sakaguchi, Osaka, JP;
Mitsuko Shuto, Osaka, JP;
Yutaka Nishida, Kyoto, JP;
Yoshiki Kitahara, Osaka, JP;
Katsuhiro Ono, Osaka, JP;
Jun Sakaguchi, Osaka, JP;
Mitsuko Shuto, Osaka, JP;
Yutaka Nishida, Kyoto, JP;
Abstract
Disclosed is a high-pressure discharge lamp () that reduces the occurrence of cracks even under high mercury vapor pressure. The high-pressure discharge lamp () is provided with a glass arc tube () including a light-emitting part () and a sealing part () connected to the light-emitting part (), the light-emitting part () enclosing a discharge space, and a pair of electrodes (), one end of each of the electrodes () facing one end of the other electrode () in the discharge space, and another end of each electrode () being embedded in the sealing part () and connected to a metal foil (), at least one embedded section of the pair of electrodes () including at least one projection ().