发明名称 |
LED bulb |
摘要 |
An LED light source (10) has a housing (12) with a base (14). A central heat conductor (18) is centrally located within the hollow core (16) and is formed of a suitable heat-conducting material, such as copper. A cap (36) is fitted over a second printed circuit board (24), and a heat sink (38) is attached to the base (14) and in thermal contact with a first printed circuit board (20). The heat sink (38) has a bottom (40) with an upstanding side wall (42) terminating in a plurality of fingers (44), the fingers (44) being formed to overlie an upper surface (46) of the base (14). The heat sink (38) is preferably formed from black-anodized aluminum. |
申请公布号 |
EP1594170(B1) |
申请公布日期 |
2011.02.23 |
申请号 |
EP20050009573 |
申请日期 |
2005.05.02 |
申请人 |
OSRAM SYLVANIA INC. |
发明人 |
COUSHAINE, CHARLES M.;ALBRIGHT, KIM;TESSNOW, THOMAS;MADHANI, VIPIN |
分类号 |
F21S8/10;F21S8/12;F21K99/00;F21V29/00;F21Y101/02;H01L33/64 |
主分类号 |
F21S8/10 |
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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