Patent ID: 8266762

Claim:
A blower comprising an engine with a shoulder member for carrying the engine on the back of an operator, a blower portion having a holding member and a fan, and a flexible shaft, one end of which is connected to an output shaft of said engine and the other end of which is connected to a rotary shaft of said fan through a power transmitting direction varying device comprising two bevel gears meshed with each other for varying the power transmitting direction, wherein the flexible shaft comprises a flexible outer tube for connecting a casing of said engine with a housing of said fan, and a rotary shaft formed of a helical coil rounded helically around the axial line of said outer tube and extending axially in said outer tube, one end of the rotary shaft of the flexible shaft being connected to the output shaft of said engine and the other end of the rotary shaft of the flexible shaft being connected to the rotary shaft of said fan.