Multiple rail lifter

Claim 1

IN A MULTIPLE LIFTER OF THE CHARACTER DESCRIBED, A LIFTER FRAMEWORK INCLUDING MEANS WHEREBY THE SAME MAY BE OPERATIVELY CONNECTED TO AN OVERHEAD HOIST, A JAWSUPPORTING FRAME DISPOSED BELOW AND SUSPENDED FROM SAID FRAMEWORK, A PLURALITY OF FIXED REACTION JAWS ON SAID JAWSUPPORTING FRAME AND DESIGNED FOR ENGAGEMENT WITH CORRESPONDING SIDES OF A SERIES OF OBJECTS TO BE LIFTED, A PLURALITY OF MOVABLE CLAMPING JAWS MOUNTED ON SAID JAWSUPPORTING FRAME FOR MOVEMENT TOWARD AND AWAY FROM SAID FIXED REACTION JAWS, SAID MOVABLE CLAMPING JAWS BEING DESIGNED FOR ENGAGEMENT WITH THE OPPPOSITE CORRESPONDING SIDES OF THE SERIES OF OBJECTS TO BE LIFTED, AN ACTUATING BAR CONNECTED TO SAID MOVABLE JAWS FOR EFFECTING MOVEMENT OF THE LATTER IN UNISON, AND A SECOND CLASS LEVER HAVING ITS FULCRUM POINT ON THE JAW-SUPPORTING FRAME AND HAVING ITS FREE END PIVOTED TO THE LIFTER FRAMEWORK, A MEDIAL REGION OF THE LEVER BEING PIVOTED TO SAID ACTUATING BAR WHEREBY THE LATTER IS MOVABLE UNDER THE CONTROL OF VERTICAL LIFTING MOVEMENTS IMPARTED TO THE LIFTER FRAMEWORK BY SAID OVERHEAD HOIST.