VERTICAL LIFT FOR INVALIDS Russian patent published in 2004 - IPC

FIELD: mechanical engineering; lifting and transporting facilities.

SUBSTANCE: proposed vertical lift contains vertical load-bearing frame with guides, carriage moving along said guides, load platform with base and side wall cantilever-mounted on carriage and carriage travel motion device. Said device includes rotating lead screw vertically secured on load-bearing frame, lead screw drive and sliding nut located on carriage. Drive and load-bearing support of lead screw are secured in upper part of load-bearing frame. Carriage is made in form of truss with upper and lower bases, vertical posts connecting the bases and support frame arranged between bases on which sliding nut is secured through joint with two degrees of freedom and vibration dampers. Load platform is secured on carriage by means of rectangular butt-joint frame connected with upper and lower bases of carriage. Upper and lower bases and support frame are made C-shaped. Apertures in upper base and support frame are open from carriage face, side, and aperture in lower base in open from carriage rear side.

EFFECT: convenience in mounting and demounting of lift, improved reliability.

2 cl, 4 dwg