发明名称 |
ELECTRODELESS DISCHARGE LAMP |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electrodeless discharge lamp which can simply and safely be assembled. <P>SOLUTION: The electrodeless discharge lamp is provided with a bulb A having a bulb main body 2 with discharge gas 1 sealed and a cap body 3, and a coupler unit B having an induction coil 4 generating a high-frequency electromagnetic field in the bulb main body 2 mounting and fixing the bulb A. The bulb main body 2 is provided with a depressed part 5 fallen inward nearly in a cylindrical shape and an exhaust pipe part 6 set in protrusion nearly in a cylindrical shape in the depressed part 5 from nearly a center part of its rear end part and communicating with an inside of the bulb main body 2. The coupler unit B is to be inserted into the depressed part 5 at mounting and fixing of the bulb A, at which time, a guide protrusion 7 formed in nearly a cylindrical shape for the exhaust pipe part 6 to be inserted into is set at an inner periphery part of the cap main body 3 for inserting a tip end part of the coupler unit B and a depressed opening 5a of the depressed part 5 by relatively positioning them. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
申请公布号 |
JP2004327391(A) |
申请公布日期 |
2004.11.18 |
申请号 |
JP20030124212 |
申请日期 |
2003.04.28 |
申请人 |
MATSUSHITA ELECTRIC WORKS LTD |
发明人 |
HIRAMATSU KOJI;KAKEHASHI HIDENORI;MATSUO SHIGEKI;YAMAMOTO SHOHEI;OGASAWARA HIROSHI;MASUMOTO SHINGO;HIZUMA SHINJI;SAKAI KAZUHIKO |
分类号 |
F21S2/00;H01J5/50;H01J65/04;(IPC1-7):H01J65/04 |
主分类号 |
F21S2/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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