A hoist system for avoiding the mounting of stairs by elderly or infirm persons in multi-storey buildings has an electrically operated platform or seat alongside the stairs.

摘要

Footplates or seats (3.1) are drawn parallel to the stairs (4) by a motor (6) driven gear and rack, threaded rod and nut or cable (25) system on rails (18) installed at each flight of stairs and the motor is controlled at the carriage.