US20050086835A1 - Blower control system - Google Patents
An actuator ( 42 ) moves a nozzle ( 16 ) between vertical operating positions to accommodate the changing longitudinal configuration of a vehicle ( 18 ) and a rotary drive ( 46 ) rotates the nozzle ( 16 ) about a nozzle axis to efficiently direct air against the contour of the vehicle ( 18 ). A...
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