HAND HOIST Russian patent published in 1994 - IPC

FIELD: load handling devices. SUBSTANCE: hoist has housing 1 with hanger and shaft 3 installed for rotation under hand power, drum 4 with flexible traction member 5 installed on shaft 3 and friction brake. The latter has disks 6, 9 fitted on shaft 3 and forming taper friction pairs with housing 1. Disks are pressed to holder by spring 7 and are brought out of engagement by means of rod 12 installed for sliding axially and arranged inside shaft 3. Made in end face of shaft 3 is space accommodating plate of shaft rotation friction drive. Plate 14 is freely fitted on rod 12 forming friction pair with inner surface of space. Parallel cheeks 16 are made on plate 14. Placed between cheeks is retainer 17 engaging by its working surface with second end of rod. Detachable handle can be connected to retainer 17. EFFECT: enlarged operating capabilities. 2 cl, 2 dwg