Suspension system for tandem axles interconnected by power transmission means

Claim 1

A SUSPENSION SYSTEM FOR TANDEM AXLES, SAID SUSPENSION BEING ADAPTED FOR ATTACHMENT TO THE FRAME OF A VEHICLE AND HAVING TANDEM SEMIELLIPTIC, LEAF SPRINGS MOUNTING SAID AXLES, MEANS FOR EQUALIZING THE ADJACENT ENDS OF SAID SPRINGS, AND A TORQUE ASSEMBLY COMPRISING A RIGID TORGQE CONNECTING ARM ATTACHED TO SAID FRAME MEDIALLY OF SAID AXLES, LOWER TROQUE RODS, ONE END OF A LOWER TORQUE ROD BEING CONNECTED TO EACH AXLE BELOW THE AXIS THEREOF, THE OTHER END OF EACH SAID TORQUE ROD BEING CONNECTED TO SAID RIGID ARM, THE CONNECTION TO SAID RIGID ARM BEING HIGHER THAN THE CONNECTION TO SAID AXLE WHEN THE VEHICLE IS UNLOADED AND IN SUBSTANTIALLY THE SAME PLANE WHEN SAID VEHICLE IS LOADED, AND UPPER TORQUE RODS, ONE END OF AN UPPER TORQUE ROD BEING CONNECTED TO EACH AXLE ABOVE THE AXIS THEREOF, THE OTHER END OF EACH SAID UPPER TORQUE ROD BEING CONNECTED TO SAID FRAME MEDIALLY OF SAID AXLES, THE UPPER AND LOWER TORQUE RODS CONNECTED TO EACH AXLE BEING SUBSTANTIALLY PARALLEL, AND FLEXIBLE POWER TRANSMITTING MEANS INTERCONNECTING THE FORWARD AND REAR WHEELS ON SAID TANDEM AXLES WHEREBY THE FORCE APPLIED TO THE WHEELS ON ONE OF SAID AXLES IS TRANSMITTED TO THE WHEELS ON THE OTHER OF SAID AXLES.