Stairlift-How they work. Stairlift manufacturers such as Acorn, Ameriglide, Bruno, Summit and a few others are the brands to consider when looking for a home stair lift. Designed to take you safely up a flight of interior or exterior stairs, lifts provide safety, mobility as well as convenience.
Freebase(1.00 / 1 vote)Rate this definition: Mechanical wave. A mechanical wave is a wave that propagates as an oscillation of matter, and therefore transfers energy through a medium. While waves can move over long distances, the movement of the medium of transmissionâthe materialâis limited.
Mechanical waves involve the physical transfer of vibration from one particle to another within the medium. Denser materials (solids and liquids), have closer particles so th â¦ is transfer of energy occurs more quickly.