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    • 9. 发明授权
    • Heating apparatus
    • 加热装置
    • US06376811B2
    • 2002-04-23
    • US09773235
    • 2001-01-31
    • Shinji YamaguchiAtsuo Yamada
    • Shinji YamaguchiAtsuo Yamada
    • H05B368
    • H05B1/0233H01L21/67103H05B3/143H05B3/283
    • A heating apparatus 1 for preventing increase of the temperature difference on the heating surfaces and occurrence of heat spots in a broad temperature range including a high temperature region includes a substrate 2 made of a ceramic material with a heating surface 2A, a plurality of resistance-heating elements 3 and 4 buried in said substance 2, pairs of terminals 5 and 6, each pair of the terminals 6 and 5 being attached to a respective one of the resistance-heating elements to supply alternating current there to, and AC power sources 11A and 11B each connected to respective one of said pairs of the terminals 6 and 5 for the respective resistance-heating elements to supply the alternating current thereto. Insulating transformers 10A and 10B each are interposed between the respective AC power source and the pair of the terminals.
    • 用于防止加热面上的温度差升高和包括高温区域的宽温度范围内的热点的发热的加热装置1包括由具有加热面2A的陶瓷材料制成的基板2, 埋在所述物质2中的加热元件3和4,端子5和6对,每对端子6和5被连接到相应的一个电阻加热元件以便在其中提供交流电流,并且交流电源11A 和11B各自连接到所述成对的端子6和5中的相应一个,用于各个电阻加热元件以向其提供交流电流。 绝缘变压器10A和10B分别插在相应的交流电源和一对端子之间。