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.

Date of Patent:
Apr. 28, 2026

Filed:

Jul. 09, 2025
Applicant:

Ushio Denki Kabushiki Kaisha, Tokyo, JP;

Inventors:

Shinji Nikawa, Tokyo, JP;

Koji Enomoto, Tokyo, JP;

Yuki Sakamoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 61/073 (2006.01); H01J 61/20 (2006.01);
U.S. Cl.
CPC ...
H01J 61/0732 (2013.01); H01J 61/20 (2013.01);
Abstract

A discharge lamp includes: a pair of electrodes disposed so as to face each other in a single axis direction; a bulb that includes an arc tube and two side tubes connected to both respective ends in the single axis direction of the arc tube, the arc tube having the pair of the electrodes inside; two lead rods supporting the pair of the electrodes respectively; a support member that has no conductivity and that is inside at least one of the two side tubes to support the corresponding lead rod; a conductive member being inside the side tube that has the support member inside, the conductive member being in contact with the corresponding lead rod; and a trigger member being outside the bulb and being disposed around an outer periphery of the conductive member.


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