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US5229578A Heater activating apparatus with a switchable current controlling element 失效
加热器激活装置与可切换的电流控制元件

Heater activating apparatus with a switchable current controlling element
摘要:
A heater activating apparatus includes a power source, a heater heated to which is applied to voltage from the power source, and a current regulating element. The voltage from the power source is applied to the heater through the current regulating element when the heater is initially to energized, and thereafter, the voltage is applied to the heater without passing through the current regulating element.
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