Control system for brushless DC ring motor cooling fan
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Jun 28, 2005
filing date -
May 3, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A cooling system for a vehicle includes a cooling fan assembly having a cooling fan driven by a brushless DC ring motor, a control/communications system operatively connected to an engine control module (ECM) of the vehicle, a DC-to-DC converter operatively connected to a power source, and a commutation switching segment operatively connected to the DC-to-DC converter and to the control/communications system to provide signals for operating the brushless DC ring motor.
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