A stairlift is a mechanical device for lifting people and wheelchairs up and down stairs

Stairs

-People:* Scott Kannberg , guitarist of Pavement* A. Edison Stairs , New Brunswick politician* Denis Stairs , engineer, Montreal businessman* Ernest W. Stairs , New Brunswick politician...

. For sufficiently wide stairs, a rail is mounted to the treads of the stairs. A chair or lifting platform is attached to the rail. A person on the chair or platform is lifted as the chair or platform moves along the rail.

Stairlifts are known variously as stair lifts, stair-lifts, chair lifts, stair gliders and by other names.