发明名称 |
Low-pressure mercury vapor discharge lamp with improved heat dissipation, and manufacturing method therefore |
摘要 |
A bulb-type fluorescent lamp has a case having an open end portion for housing a lighting circuit therein, an arc tube extending outside through the open end portion of the case, and a globe having an open end portion for housing the arc tube therein. An adhesive is supplied to the inner surface of the open end portion of the case at four circumferentially spaced areas, and the open end portion of the globe is inserted into the open end portion of the case. As a result, the globe is fixed to the case with the adhesive.
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申请公布号 |
US6972514(B2) |
申请公布日期 |
2005.12.06 |
申请号 |
US20020247125 |
申请日期 |
2002.09.19 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
ITAYA KENJI;MATSUMURA TAKESHI;KAKUNO YOSHINORI |
分类号 |
F21S2/00;F21Y103/025;H01J5/48;H01J5/50;H01J9/24;H01J61/30;(IPC1-7):H01J5/48;H01J5/54 |
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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