Small personnel or goods lift between two floors of a building has a pair of vertical telescopic rail sections drawn into each other by a motor and steel cables

摘要

The lift platform (10) has a short side (14) attached to vertical rectangular sections (20,23) which slide into upper sections (21,24) and further (22,25) and side walls (40-47) similarly telescopic. A motor unit (30) on the upper floor draws cables through the sections to raise the platform.