Importance

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Abstract

A steerable dual rear axle system for large trucks having a frame with steerable front wheels secured to the frame, a leading rear axle and a trailing rear axle spaced therefrom, a draft arm pivotally affixed to the leading rear axle and to the frame in the direction toward the frame front end, a structural salient having a forward end affixed to the leading rear axle and a rearward end pivotally attached at a point of pivotation to the trailing rear axle, spring support between the salient and the frame to transfer weight from the frame to the leading and trailing rear axles, and a steerage system for pivoting the trailing rear axle about a vertical axis through the point of pivotation with the salient member.

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First Claim