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US6044829A Heating arrangement 失效
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Heating arrangement
摘要:
A heating arrangement, particularly for preventing freezing of pipes for delivering crankcase gas from the crankcase of an internal combustion engine to the air intake, in which a valve (12, 18) is provided which includes at least one metal plate, and a PTC thermistor (20) or a resistance heater is disposed on the metal plate.
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