SLEDGE Russian patent published in 1995 - IPC

FIELD: transport. SUBSTANCE: sledge has two closed frames 1 with L-shaped cross sections and L-shaped runners 3 and strip runners 2 secured on longitudinal sections. Frames 1 are mounted on horizontal frame 5 for turning through 90 degrees by means of horizontal axles 6 with possibility of fitting runners in operating position. To move along ice-covered roads strip runners 2 are set in operating position, and for negotiating loose snow covered terrains frames 1 are turned through 90 degrees about axles 6 to placed L-shaped runners 3 in operating position. EFFECT: enlarged operating capabilities. 3 dwg