Patent ID: 7900965

Claim:
A pretensioner device comprising: an elongated member formed into an elongated shape, with an insertion hole into which a tip end of webbing for restraining a vehicle occupant is inserted provided on one end side in a longitudinal direction thereof, the elongated member being coupled to the webbing by sewing of the tip end of the webbing inserted into the insertion hole at portions in front of and behind an insertion site; a device main body attached to a vehicle body or a vehicle seat, with the other end side in the longitudinal direction of the elongated member engaged therewith, that operates to draw the elongated member in; and a boot formed of a flexible material into a cylindrical shape to cover a circumference of the elongated member, with an exposure hole provided at a side face of the boot adjacent to a tip end thereof for exposing the insertion hole to the outside, and with the tip end of the webbing engaged with the elongated member by being inserted into the insertion hole via the exposure hole.