SELF-PROPELLED CHASSIS FOR FOUR-WHEEL VEHICLE Russian patent published in 2013 - IPC B62D61/00 

FIELD: transport.

SUBSTANCE: invention relates to wheeled vehicles with rhombic arrangement of wheels. Proposed vehicle consists of articulated body 1 whereat wheels 2-5 are amounted in rhombic arrangement. To up the traction, front and rear wheel 2, 4, respectively, are equipped with drives 15, 16. Body 1 consists of two semi frames 6, 7 articulated by horizontal swivel. Two mid wheels 3, 5 are rigidly fitted and aligned on different semi frames. Front and rear wheels 2, 4 are fitted on horizontal turn levers 17, 18 and hinged at the ends of semi frames 6, 7. Front and/or rear wheel are controlled driving wheels.

EFFECT: higher flotation, maneuverability and decreased weight.

4 cl, 6 dwg