Patent ID: 6305333
Filing Date: 2001-10-23
Classification: F01P,F04D

Abstract:
An air blower apparatus comprising a hydraulic motor and a body portion provided with a rotary shaft, the hydraulic motor being mounted on the rotary shaft, the rotary shaft on which the hydraulic motor is mounted being mounted on a fan, whereby the fan is rotated by driving the hydraulic motor, wherein,a duct for passing air is provided;a shroud is formed by alienating an outer peripheral of the fan from an inner peripheral of part of the duct;the fan is housed in the shroud, andthe fan and the body of the air blower apparatus are disposed so as to partially overlap each other in the direction of the rotary shaft, making width of the air blower apparatus in the direction of the rotary shaft less than total of width of the body portion of the air blower apparatus in the direction of the rotary shaft and width of the fan in the direction of the rotary shaft.