VEHICLE SAFETY BELT Russian patent published in 1995 - IPC

FIELD: vehicles. SUBSTANCE: safety belt has lock 13, roll 1 with a lag-blocking mechanism, drawing-in mechanism, electromagnet, contact units and pyrotechnic means for emergency tension of belt 20. Roll 1 has additional ratchet wheel 2. Ratchet wheel teeth are cut in backward direction regarding ratchet wheel 3 of blocking mechanism roll. Double-arm spring loaded lever 5 and contact unit 6 are positioned on a roll axis. One arm of a lever is kinematically connected with electromagnet 10. The same arm has a tooth 7 and a tang 8 which indicates the belt 9 filling. The other arm of a lever 5 has tang 11 which is engaged with lever 12 of lag-blocking mechanism. Fastening lever 15 turns contact unit 14 of safety belt lock 13 on and off with the help of belt ear 16. Contact unit 14, contact unit 6 and electromagnet 11 form electrical chain of side power connected in series. Blocking mechanism lever 17 is connected with a carriage 19 of pyrotechnic mechanism 20 through a rod 18. Pyrotechnic mechanism has its own signal indicator of impact. Given construction makes the belt more effective and ensures comfort for consumer. EFFECT: enhanced efficiency. 2 cl, 3 dwg