Patent ID: 7806386

Claim:
A braking device for a winch, comprising: a braking bush adapted to be fixed in an axial central hole of a drum of the winch; a brake driving shaft having one end that is coupled to an output shaft of a motor and another end that is rotatably disposed in the braking bush and formed with a first axial protrusion; a brake driven shaft having an end that is rotatably disposed in the braking bush and formed with a second axial protrusion opposed to the first axial protrusion; a brake shoe disposed between the first axial protrusion and the second axial protrusion; and an elastic member having one end that is connected to a surface of the second axial protrusion opposed to the first axial protrusion and another end that is connected to the brake shoe and normally urging the brake shoe toward the first axial protrusion.