LIFT FOR INVALID IN CHAIR SELF-ALIGNING IN HORIZONTAL PLANE Russian patent published in 2006 - IPC B66B11/08 B66B9/00 

FIELD: lifting facilities.

SUBSTANCE: invention relates to lifting and transporting machines with flexible working member widely used in industrial and domestic purposes at vertical transportation of loads and people. According to invention, transmission mechanism with reduction gear and electric motor and drive shaft are installed on lower surface of lift load platform. On the same surfaces left-hand and right-hand support shafts for flexible member are installed. Flexible members are made in form of separate webs passed through slots of drive shaft and reeved between said support shafts resting on said webs and equalizing shafts in contact with said webs. Webs are fastened by ends to crossmembers of carrying posts of lift guard cage. Load platform is furnished with posts engaging, with load platform in lower position, with horizontal bottom of pit of reinforced concrete base and provided with horizontal position cones-locks of platform engaging, with platform in upper position, with catchers secured on posts of guard cage. Catchers are provided with motor limit switches. Guard cage of lift in lined with panels from sides. Holder with web is installed from end side opposite to side of lift, adjoining wall in place of its mounting, in pit of said base. Beginning of web is connected to load platform for pulling the web when platform moves upwards to prevent getting inside guard cage and with possibility of coiling up when platform moves downwards. Reduction gear is of self-braking type, for instance, worm reduction gear. Load platform is installed for forming cover of base pit in extreme lower position of platform.

EFFECT: improved convenience in use, particularly, by chain invalids, reduced overall dimensions.

2 cl, 5 dwg