An X-ray detecting stand that includes an X-ray detector, a vertical column that supports the X-ray detector so as to be movable, and elevating device for raising and lowering the X-ray detector along the column through a belt, including a balancing mechanism that exerts force, which balances a load...http://www.google.co.uk/patents/US7854551?utm_source=gb-gplus-sharePatent US7854551 - X-ray detecting stand and X-ray imaging apparatus
