TRANSPORTED OBSTRUCTION GEAR FOR MOTOR VEHICLES Russian patent published in 1994 - IPC

FIELD: equipment obstructing transport traffic. SUBSTANCE: pipe 1 with two pistons 2 is mounted on bracket in rear part of automobile. Gas from source is delivered into sealed space between pistons. Pistons 2 are linked to halves 4, 5 of split body. Metal movable-apart obstruction 6 consisting of set of crossing upper and lower metal plates connected with the aid of axles 9 and feet-supports made on one of ends of plates and placed at angle to their longitudinal axis is anchored inside and between halves. EFFECT: simplified design, expanded functional capabilities. 2 dwg