Steering, nondriven unit interposed between regular front and rear axles of 2-axle tractor; king pin on fifth wheel connecting trailer and tractor is adjustable; tractor steering is improved, and there is wide trailer interchangeability; hauling of from 1500 to 4000 more pounds payload achieved; diagram of unit and load factors.
Payloads increased by new pusher tractor axle
Food Eng
Food Engineering ; 24 , n 12
1952
Article (Journal)
English
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