Seat back movement prevention device of belt-in seat
AssigneeUd Trucks Corporation
InventorYoshitsugu Kuriyama
Life of this patent
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Abstract
A seat back movement prevention device of a belt-in seat enables a certain prevention of falling down of a seat back at a vehicle collision time of a vehicle mounting a 3-point belt-in seat, the seat back movement prevention device of a belt-in seat is made of one of a belt, a wire, and a chain of which one end side is attached to an upper part of a seat frame disposed in a seat back of a 3-point belt-in seat, and a pretensioner for a seat back being equipped at downward of the seat back, and rewinding one of the belt, the wire, and the chain at an activation time of a pretensioner for a seat belt.
Claims2
A seat back movement prevention device of a belt-in seat, comprising:
- the belt-in seat being equipped with an air suspension function as a seat suspension and a tether belt adjusting a movement amount of the air suspension;
- a wound body of which one end is connected to an upper part of a seat frame disposed in a seat back of a the belt-in seat;
- and
- a combination pretensioner being equipped at downward of the seat back, and simultaneously rewinding the wound body and the tether belt at an activation time of a pretensioner for a seat belt.
Dependencies are inferred from the claim text.