Auxiliary axle for vehicles

Claim 1

IN A CRANE-TYPE VEHICLE HAVING AN UNSPRUNG CHASSIS SUPPORTED BY FRONT AND REAR WHEELS, THE COMBINATION COMPRISING, A PAIR OF OUTRIGGERS MOUNTED ON SAID CHASSIS BEHIND SAID REAR SHEELS, MEANS FOR LOWERING SAID OUTRIGGERS INTO GROUND ENGAGING CONTACT TO RELIEVE THE LOAD SUPPORTED BY SAID REAR WHEELS, A FRAME MOUNTED IN TRAILING RELATION ABOUT A TRANSVERSE HORIZONTAL AXIS ON SAID CHASSIS, AN AUXILIARY AXLE MOUNTED ON SAID FRAME AND JOURNALLING A PAIR OF SPACED-APART SUPPORT WHEELS, SAID FRAME BEING SWINGABLE ABOUT SAID AXIS BETWEEN AN UPRAISED POSITION WHEREBY SAID SUPPORT WHEELS ARE RAISED ABOVE THE GROUND AND A LOWERED POSITION WHEREIN SAID SUPPORT WHEELS ARE LOCATED IN GROUND ENGAGING CONTACT, A LINK ADAPTED TO INTERCONNECT SAID FRAME AND SAID CHASSIS TO SECURE SAID FRAME IN SAID UPRAISED POSITION WHEREBY SAID SUPPORT WHEELS ARE RAISED ABOVE THE GROUND, MEANS INTERCONNECTING SAID FRAME AND SAID CHASSIS FOR SECURING SAID FRAME IN SAID LOWERED POSITION WHEN SAID LOAD ON SAID REAR WHEELS IS RELIEVED BY SAID OUTRIGGERS, AND MEANS FOR RAISING SAID OUTRIGGERS WHEREBY A POSITION OF SAID LOAD IS TRANSFERRED TO SAID SUPPORT WHEELS.