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:
Jul. 08, 2014
Filed:
Mar. 14, 2012
Yoshiro Ito, Shizuoka, JP;
Toshiaki Tsuda, Shizuoka, JP;
Kunio Fukai, Shizuoka, JP;
Masaya Shido, Shizuoka, JP;
Yoshiro Ito, Shizuoka, JP;
Toshiaki Tsuda, Shizuoka, JP;
Kunio Fukai, Shizuoka, JP;
Masaya Shido, Shizuoka, JP;
Koito Manufacturing Co., Ltd., Tokyo, JP;
Abstract
A discharge lamp bulb includes an arc tube having: a pair of electrodes that are opposed to each other inside a luminous tube; an outer tube having the luminous tube therein; a pair of lead wires connected to the electrodes; and a metal band mounted on an outer periphery of the outer tube, a support plug having: a plug body having a hollow, inner cylindrical section therein that opens at a front end; an arc-tube support portion mounted on a front-end edge of the inner cylindrical section; and a flange, and a lead support wire extending outside the outer tube in the longitudinal direction and connecting one of the lead wires with the support plug, wherein a front-end face of the inner cylindrical section is substantially flush with a front-end face of the flange or positioned on a back-end side with respect to the front-end face of the flange.