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Rack Lift

Код 1271996

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High Quality Content by WIKIPEDIA articles! A rack lift is a type of elevator which consists of a cage attached to vertical rails affixed to the walls of a tower or shaft and which is propelled up and down by means of an electric motor which drives a pinion gear that engages a rack gear which is also attached to the wall between the rails. An electric motor uses electrical energy to produce mechanical energy, very typically through the interaction of magnetic fields and current-carrying...

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Издательство: Книга по требованию
Дата выхода: июль 2011
ISBN: 978-6-1311-8338-6
Объём: 116 страниц
Масса: 196 г
Размеры(высота, ширина, толщина), см: 23 x 16 x 1

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