Invention Grant
US09410718B2 Device for preheating a fluid, notably a combustion engine coolant fluid 有权
用于预热流体,特别是内燃机冷却剂流体的装置

Device for preheating a fluid, notably a combustion engine coolant fluid
Abstract:
The invention relates to a device for heating a fluid, essentially comprising a heating body with a solid element and one or more electric resistors of rectangular section of the PTC type which are arranged in grooves on the exterior surface of the solid element. The latter comprises a U-shaped passage for fluid. The invention also relates to a vehicle engine fitted with such a device for preheating or heating the coolant. The invention also relates to a method for preheating or heating using such a device.
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