Suspension system for heavy vehicles
First Claim
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1. IN A TRUCK HAVING A BODY AND A TRACTOR UNIT, A KINGPIN BETWEEN THE BODY AND TRACTOR CONSISTING OF TELESCOPING PARTS CONTAINING LIQUID UNDER COMPRESSION SUSTAINING WEIGHT OF THE BODY AND LOAD THEREIN, SAID TRACTOR HAVING A SUSPENSION SYSTEM INCLUDING STRUTS OF THE TELESCOPING GAS CHAMBER TYPE, PRESSURE ACTUATED VALVE MEANS OPERABLE IN RESPONSE TO A PREDETERMINED RISE IN THE KINGPIN LIQUID PRESSURE TO DIRECT ADDITIONAL GAS TO THE STRUTS.
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1 Claim
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1. IN A TRUCK HAVING A BODY AND A TRACTOR UNIT, A KINGPIN BETWEEN THE BODY AND TRACTOR CONSISTING OF TELESCOPING PARTS CONTAINING LIQUID UNDER COMPRESSION SUSTAINING WEIGHT OF THE BODY AND LOAD THEREIN, SAID TRACTOR HAVING A SUSPENSION SYSTEM INCLUDING STRUTS OF THE TELESCOPING GAS CHAMBER TYPE, PRESSURE ACTUATED VALVE MEANS OPERABLE IN RESPONSE TO A PREDETERMINED RISE IN THE KINGPIN LIQUID PRESSURE TO DIRECT ADDITIONAL GAS TO THE STRUTS.
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