USER TRANSPORT SAFETY SYSTEM Russian patent published in 1994 - IPC

FIELD: transport. SUBSTANCE: user transport safety system has vest 1 with rigid back 2 and helmet 3, on which the following things are mounted: fast release lock clamps 4 and 5, rotation shaft 10 with three sheaves of different diameter, on one of which flexible rope 11 is wound. Rope 11 passes to pulling device 12 with source of pressure 13, that is connected with sensor of emergency. Spring 17 is mounted on between the shaft and body of pulling device 12. During user inclinations before emergency flexible ropes 6 and 7 may be pulled out and shaft 10 rotates in direction to pull flexible rope 11, that through rotation block 15 makes spring 17 to contract. In emergency sensor through connector 14 sends signal to pressure source 13. In the case, piston 19 moves and goes up to pusher 16, that, moving, rotates shaft 10 in direction of flexible ropes 6 and 7 pulling, that press vest 1 and helmet to back of seat 20 and head rest 21, using lock clamps 4 and 5. EFFECT: system is effective in operation. 3 cl, 1 dwg