Fire fastening device for safety belt of safety belt unit with force limiting unit

摘要

A fire fastening device (10) for safety belts of safety belt units having force limiting units;Gas generator (17) and- guided within the pipeClosing the pressure chamber (20) inside the pipePiston (21) andEquipped with- by gas generatorPressure may be applied to the pressure chamber- piston (21)Driven by pressure present in the pressure chamber (20);A force transmission device can perform tightening motion that can be transmitted to safety belts- piston (21)Body (3),It is formed by two parts consisting of a contact part (4) arranged on the side of the body (3) facing the force transmitting device and- the contact partsIt has a higher strength than the body- main bodyA contact piece (4) is formed in a shape of the end surface facing the force transmitting device in a form ofFire fastening apparatus (10).Diagram