초록 ▼

A low-drag truck consisting of a tractor-trailer rig (10) characterized by a rounded forebody and a protective fairing (16) for the gap conventionally found to exist between the tractor and the trailer, particularly suited for establishing an attached flow of ambient air along the surfaces thereof,

A low-drag truck consisting of a tractor-trailer rig (10) characterized by a rounded forebody and a protective fairing (16) for the gap conventionally found to exist between the tractor and the trailer, particularly suited for establishing an attached flow of ambient air along the surfaces thereof, and a forward facing, ram air inlet and duct (24 and 22) and a plurality of submerged inlets (18) and outflow ports (20) communicating with the trailer (14) for continuously flushing heated gasses from the trailer as the rig is propelled at highway speeds.

대표청구항 ▼

In combination with a low-drag ground vehicle including a streamlined forebody and an elongated, substantially closed cargo box, said forebody being suitably shaped for establishing an attached flow of ambient air along the surface of the upper and side walls of the box as the vehicle is propelled a

In combination with a low-drag ground vehicle including a streamlined forebody and an elongated, substantially closed cargo box, said forebody being suitably shaped for establishing an attached flow of ambient air along the surface of the upper and side walls of the box as the vehicle is propelled at highway speeds, the improvement comprising: means for continuously flushing gases from the box as the vehicle is propelled at highway speeds including a ram air inlet system with an intake flushly disposed on said forebody and a plurality of submerged inlets defined in the walls of the box for ingesting portions of the attached flow and delivering the ingested portions of the flow to the interior of the box, and a plurality of flow discharge ports defined in the walls of the box aft of the plurality of submerged inlets for discharging gases from the interior of the box to the attached flow.