Patent ID: 7284296

Claim:
An assembly ( 10 ) for blowing liquids from a vehicle comprising; a plenum ( 12 ) for distributing air, at least one nozzle ( 16 , 18 ) for directing air from said plenum toward a vehicle, and a blower system ( 40 ) having an inlet ( 44 ) for sucking in air and an outlet ( 46 ) for supplying pressurized air to said plenum ( 12 ) for distribution to said nozzle ( 16 , 18 ), said assembly characterized by a valve mechanism ( 50 ) disposed oversaid inlet ( 44 ) for controlling the amount of air sucked into said inlet ( 44 ), said valve mechanism ( 50 ) including a frame ( 52 ) and a valve plate ( 54 ) slidably supported by said frame ( 52 ) for movement of said valve plate ( 54 ) rectilinearly and transversely to said inlet ( 44 ) between open and closed positions.