DEVICE FOR INCREASE OF CROSS COUNTRY CAPACITY OF VEHICLE Russian patent published in 2014 - IPC B60B39/00 B61C15/08 B60T8/56 

FIELD: transport.

SUBSTANCE: proposed device comprises compressor with outlet connected with heat-insulated receiver equipped with electric heater connected via automatic temperature controller to poser supply. Discharge heat-insulated hot air main line is connected via electrically driven air valve, outlet of said main valve being equipped with nozzles arranged at front of every drive wheel. Besides, this device includes pneumoelectric valve switch. Said heat-insulated hot air main line with nozzle is arranged in vertical plane and inclined to the zone of contact of drive wheel with road to slide in the support cylindrical bore with compression spring fitted on said end part. Said support is rigidly jointed with the base. Said end part is connected via flexible pipe with said main line and has radial collar at outer top section that thrusts against said support from above while washer with nut is arranged ahead said nozzle for said spring to thrusts against. Cramp with cable connected with control bell crank with sector and latch is diametrically connected to said radial collar.

EFFECT: higher road grip on ice and snow.

1 dwg