发明申请
US20140050466A1 ELECTRIC HEATING DEVICE FOR HEATING FLUIDS 有权
用于加热流体的电加热装置

ELECTRIC HEATING DEVICE FOR HEATING FLUIDS
摘要:
The invention relates to a electric heating device for heating fluids, comprising at least one heating resistor, a screw, which defines a helical flow channel, and a tube housing, which surrounds the screw. In accordance with this disclosure, the screw has a core in which the at least one heating resistor is arranged.
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