Air-heating blower device for a motor vehicle
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United States of America Patent
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May 8, 2018
Issued Date -
N/A
app pub date -
Jun 19, 2015
filing date -
Jun 20, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
An air-heating blower device for a passenger compartment of a motor vehicle comprising a body with at least one inlet opening at least one outlet opening an electrically driven axial fan rotatably mounted around its axis within the body. The fan is associated to an electric motor (M) with toroidal geometry, having an annular rotor which is rotatable within an annular stator and defining a central opening inside thereof, said fan (F) having one or more blades (B) which are carried by the rotor and each blade extending into said central opening towards a free end of the blade which terminates at a distance from the central axis of the fan, and in that the annular body of the rotor and/or the annular body of the stator define a guide tube for the airflow activated by the fan (F) over the resistive electric heater (H).
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