Patent ID: 8336861

Claim:
A clutchable winch comprising a shaft member used to pull and roll a belt tightly and including: a tube used to fix one end of the belt; a fitting piece formed in a circle shape, and including a central hole mounted thereon to be connected with one end of the tube; a column fixed on the central hole of the fitting piece; a sleeve coupled with the fitting piece, including a groove arranged on one end thereof, and including a connecting end secured on another end thereof, the connecting end including a plurality of apertures defined thereon; a positioning disc fixed on a bottom end of the groove of the sleeve, and including a number of first inclined teeth arranged around an outer wall thereof, and the first inclined teeth being spaced apart evenly from each other and each having a vertical side; an annular actuating plate fitted on the column, including a hexagonal pore arranged on a central portion thereof to correspond to the column, including a plurality of second inclined teeth disposed on one end surface thereof to correspond to the first inclined teeth, wherein each second tooth includes a vertical fringe; a compression spring defined between the actuating plate and the fitting piece of the tube.