Patent ID: 7014360

Claim:
An x-ray examination apparatus, comprising: a fixed part; a carriage vertically movable relative to the fixed part, the carriage having a horizontally projecting shaft; a rotatable x-ray apparatus component arranged on the shaft and vertically movable together with the carriage; a first central cogwheel arranged on the shaft; a second and a third cogwheel arranged on the carriage in mesh with the first cogwheel, the second cogwheel arranged on a left side relative to the central cogwheel and the third cogwheel arranged on a right side relative to the cogwheel, and the second and third cogwheel including a first and second cog respectively or a first and second chain wheel respectively; and a connector adapted to consecutively entrain: upper sides of the first and second cogs or the first and second chain wheels respectively; a lower wheel arranged on the fixed part; an upper wheel arranged on the fixed part; and lower sides of the first and second cogs or first and second chain wheels respectively.