AUTOMOTIVE SAFETY BELT Russian patent published in 2015 - IPC B60R22/32 

FIELD: transport.

SUBSTANCE: belt comprises knuckle 1 with cutout 2 for strap 3 to pass there through and tongue latch 4 to be fitted in lock 5 secured at crossbar 6 of seat 7. Web 8 between cutout and outer outline opposite the knuckle tongue latch side is composed of helical thermal bimetal torsion spring. One end of the latter is rigidly secured to said knuckle Opposite end can turn relative to knuckle at spring twisting and release at definite twisting angle corresponding to temperature increase in vehicle cabin to preset magnitude. For this threaded stud is tightly fitted to spring moving end. Said stud is screwed by opposite end into sleeve threaded bore, said sleeve being secured to knuckle end.

EFFECT: higher passive safety.

3 dwg