Telescopic material handling support

Claim 1

A TELESCOPIC MATERIAL HANDLING APPARATUS COMPRISING A PLURALITY OF TUBULAR MEMBERS ADAPTED FOR TELESCOPIC MOVEMENT WITH RESPECT TO EACH OTHER AND INTERCONNECTED BY CABLE MEANS, SAID TUBULAR MEMBERS INCLUDING A FIRST MEMBER HAVING FIRST AND SECOND ENDS, SAID SECOND MEMBER HAVING FIRST AND SECOND ENDS, SAID SECOND MEMBER TELESCOPICALLY MOVEABLE WITH RESPECT TO SAID FIRST MEMBER, AND A THIRD MEMBER HAVING FIRST AND SECOND ENDS, SAID THIRD MEMBER TELESCOPICALLY MOVEABLE WITH RESPECT TO SAID SECOND MEMBER, A MATERIAL HANDLING MEANS ATTACHED TO SAID THIRD MEMBER, DRUM MEANS FIXEDLY MOUNTED WITH RESPECT TO ONE OF SAID TUBULAR MEMBERS, DRIVE MEANS ASSOCIATED WITH SAID DRUM MEANS AND ADAPTED TO ROTATE SAID DRUM MEANS, A FIRST CURVED MEMBER MOUNTED NEAR THE SECOND END OF SAID FIRST MEMBER, A SECOND CURVED MEMBER MOUNTED NEAR THE SECOND END OF SAID SECOND MEMBER, SAID CABLE MEANS INCLUDING A FIRST CABLE LOOPED AROUND SAID FIRST CURVED MEMBER, ONE END OF SAID FIRST CABLE BEING ATTACHED TO SAID DRUM MEANS AND THE OTHER END BEING ATTACHED TO SUBSTANTIALLY THE FIRST END OF SAID SECOND TUBULAR MEMBER, A SECOND CABLE, ONE END OF SAID SECOND CABLE BEING ATTACHED TO SAID DRUM MEANS AND THE OTHER END BEING ATTACHED TO SAID THIRD TUBULAR MEMBER, SAID DRUM MEANS ADAPTED TO WIND UP SAID FIRST CABLE AND TO UNWIND SAID SECOND CABLE SIMULTANEOUSLY, A THIRD CABLE LOOPED AROUND SAID SECOND CURVED MEMBER, ONE END OF SAID THIRD CABLE BEING ATTACHED TO SAID FIRST TUBULAR MEMBER AND THE OTHER END BEING ATTACHED TO SUBSTANTIALLY THE FIRST END OF SAID LOOP THIRD TUBULAR MEMBER, AND SPRING BIAS MEANS IN ONE OF SAID CABLES, SAID SPRING BIAS MEANS BEING OPERATIVE TO TAKE UP ANY SLACK IN SAID CABLES.