| 摘要 |
FIELD: transport. ^ SUBSTANCE: elevator relates to hoisting equipment for staircase rooms in whatever buildings. Proposed elevator comprises stationary guide, carriage with drive wheel mounted thereon, said wheel staying in contact with said guide, drive wheel drive, suspended device with cargo grippers hinged to said carriage, cargo handling drive and electronic control unit. Said suspended device contains three pin-jointed rods and beam to form, together with said carriage, two adjacent triangular loops. Cargo handling drive is made up of electrically driven screw devices mounted on every rod of suspended device to allow varying rod length and rod limited turn in vertical plane. Electronic unit serves to control aforesaid device so that a constant inclination angle of beam and cargo grippers relative to vertical plane is maintained. ^ EFFECT: safe operation. ^ 2 dwg |
