Tandem suspension

Claim 1

IN A TANDEM SUSPENSION FOR A TRUCK TRAILER OR THE LIKE WHEREIN WHEEL-CARRYING AXLES ARE SUPPORTED BENEATH THE TRUCK TRAILER AND ARE PERMITTED PIVOTAL MOVEMENT RELATIVE TO THE TRUCK TRAILER, AND WHEREIN A PORTION OF THE LOAD FROM ONE AXLE IS CAPABLE OF BEING TRANSFERRED TO THE OTHER AXLE, SAID SUSPENSION INCLUDING, A BRACKET AFFIXED TO THE TRUCK TRAILER AND DEPENDING THEREFROM; A COMPENSATING LEVER MEANS BEING PIVOTALLY MOUNTED ON SAID BRACKET AND BEING ADAPTED TO PIVOT TO TRANSFER A PORTION OF A LOAD FROM ONE AXLE TO THE OTHER AXLE; OPPOSED RECEIVING PORTIONS IN SAID COMPENSATING BEAM DISPOSED ON OPPOSITE SIDES OF SAID PIVOTAL MOUNTING FOR SAID COMPENSATING BEAM; A COMPRESSIBLE MEANS DISPOSED IN EACH OF SAID RECEIVING PORTIONS OF SAID COMPENSATING LEVER MEANS; A FRONT AND REAR AXLE SUPPORTNG MEANS, EACH BEING INDIVIDUALLY AND PIVOTALLY CONNECTED TO SAID COMPENSATING LEVER MEANS FOR ROTATION RELATIVE TO SAID TRAILER AND RELATIVE TO SAID COMPENSATING LEVER MEANS; A COMPRESSING SURFACE ON EACH OF SAID AXLE SUPPORTING MEANS BEING ENGAGEABLE WITH SAID COMPRESSIBLE MEANS AND BEING ADAPTED TO COMPRESS SAID COMPRESSIBLE MEANS WITHIN SAID RECEIVING PORTIONS OF SAID LEVER MEANS IN RESPONSE TO ROTATION OF A RESPECTIVELY ASSOCIATED AXLE SUPPORTING MEANS; A SPRING MEANS ON SAID COMPENSATING LEVER MEANS BIASING EACH OF SAID AXLE SUPPORTING MEANS AGAINST ROTATION IN A DIRECTION OPPOSITE TO THAT DIRECTION OF ROTATION IN WHICH SAID RESILIENT MASS IS COMPRESSED; AND PRELOADING MEANS FOR LOADING SAID COMPRESSIBLE MEANS WITH A PREDETERMINED AMOUNT OF COMPRESSION.