PNEUMOTRACKED CHASSIS AND PNEUMOTRACKED ARMORED TRAIN Russian patent published in 2000 - IPC

FIELD: war material. SUBSTANCE: pneumotracked chassis has tracks consisting of metal housing, tyre and tube. Front and rear walls of housing are directed vertically downwards, and side walls are made inclined. Upper edge is rounded off. Branch pipe arranged in middle of front wall of housing is designed to let out connection of tube arranged inside track. Section of tyre at bottom of housing is cut into four flaps, like the flaps of envelope. Holes for screws are found in each corner. Part of tyre projecting beyond track housing is reinforced by steel and plastic threads to make it bullet-proof. Tyre is reinforced by fabrics and glue around hole for tube connection. Duralumin plate with screws is placed between tube and tyre. Screws pass through holes in flaps and are fastened by nuts. Spades with rollers or ball-bearing wheels moving in groves are installed at corners of track housing. Grooves are located on end faces of oval-shaped steel H-beams. One wall of groove is formed by detachable plate. Catch is provided on track bottom. Armored train consists of cars connected by rubberized gangway bellows with Armored protection of places of connection. Gangway bellows include steel shields placed one onto the other. Round or oval-shaped cover with skirt holding shields in pressed-to-car position is installed over shields at each of car. End face bearings on edges of cover and steel shields provide sliding of parts relative to each other and relative to car. EFFECT: enhanced roadability of chassis, provision of safety in close-in action. 7 cl, 27 dwg