| 发明名称 |
A heater and a method of manufacturing the same |
| 摘要 |
<p>A heater comprising a substrate having a heating surface (5) for a substance to be heated on the substrate, a heating element (4) embedded in the substrate, and a resistance control part (2c), wherein the substrate comprises a first ceramic material (2a,2b,2d,2e) and the resistance control part (2c) comprises a second ceramic material which has higher volume resistivity than that of the first ceramics. <IMAGE></p> |
| 申请公布号 |
EP0929205(A3) |
申请公布日期 |
1999.09.01 |
| 申请号 |
EP19990300120 |
申请日期 |
1999.01.07 |
| 申请人 |
NGK INSULATORS, LTD. |
发明人 |
KATSUDA, YUJI;ARAKI, KIYOSHI,;OHASHI, TSUNEAKI |
| 分类号 |
H05B3/20;C04B35/00;H01L21/205;H01L21/683;H05B3/28;H05B3/74;(IPC1-7):H05B3/28;H05B3/14 |
主分类号 |
H05B3/20 |
| 代理机构 |
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代理人 |
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| 主权项 |
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