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US 2006/0049423 A1Published application
Light-emitting device
AssigneeToyoda Gosei Co., Ltd.
InventorsSeiji Yamaguchi, Yoshinobu Suehiro
Life of this patent
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Abstract
A light-emitting device has a light-emitting portion having a light-emitting element; a heat dissipation base on which is mounted the light-emitting portion and which is exposed outwardly for dissipating heat produced by the light-emitting portion; a power feeding portion for feeding power to the light-emitting portion; and a sealing portion formed of a glass material being integral with the heat dissipation base for insulating the power feeding portion from the heat dissipation base.
Claims12
A light-emitting device, comprising:
- a light-emitting portion comprising a light-emitting element;
- a heat dissipation base on which the light-emitting portion is mounted and which is exposed outwardly for dissipating heat produced by the light-emitting portion;
- a power feeding portion for feeding power to the light-emitting portion;
- and
- a sealing portion that is made of a glass material and is integral with the heat dissipation base for insulating the power feeding portion from the heat dissipation base.
2 more elements
Dependencies are inferred from the claim text.