Telescopic Lifter Mainly Designed for Height Adjustment of a Hospital Bed

摘要

A telescopic lifter, mainly for height adjustment of a hospital bed, equipped with a drive ( 4 ) and including a first extensible part ( 1 ) is concentrically arranged. In the first extensible part ( 1 ) at least one second extensible part ( 2 ) is concentrically arranged. Inside the first extensible part ( 1 ) in the area of its upper end ( 6 ) a guide ( 7 ) is installed. Inside the second extensible part ( 2 ) in the area of its lower end ( 8 ) a holder ( 9 ) is installed. An electric cable ( 5 ) is attached to the fixed part ( 3 ) and freely passes into the inner space of the first extensible part ( 1 ) upwards to the guide ( 7 ) and over the guide ( 7 ). The electric cable is directed downwards to the holder ( 9 ) to which the electric cable ( 5 ) is firmly fixed and along the inner wall of the second extensible part ( 2 ); the electric cable ( 5 ) is directed out of the second extensible part ( 2 ).