Seatbelt apparatus
First Claim
Patent Images
1. A three point seat belt apparatus comprising:
- a three point webbing comprising three points;
a first pretensioner is mounted directly on a first one of the three points;
a second pretensioner is mounted directly on a second one of the three points; and
a load limiter connected to a third one of the three points, wherein no pretensioners are connected to the third one of the three points.
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Abstract
A seatbelt apparatus with two pretensioners and a load limiter. The seatbelt apparatus has a seatbelt retractor, a belt guide, a lap belt anchor, a tongue, and a buckle. The seatbelt retractor and the lap belt anchor are provided with pretensioners. The buckle is fixed to an inner portion of a car body such as the car floor through a load limiter. This configuration allows the seatbelt apparatus to restrain a passenger more effectively.
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Citations
9 Claims
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1. A three point seat belt apparatus comprising:
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a three point webbing comprising three points; a first pretensioner is mounted directly on a first one of the three points; a second pretensioner is mounted directly on a second one of the three points; and a load limiter connected to a third one of the three points, wherein no pretensioners are connected to the third one of the three points. - View Dependent Claims (2, 3, 4, 5)
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6. A seatbelt apparatus comprising:
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a seatbelt retractor fixed to a car body; a lap belt anchor which is fixed to an outer side of a compartment of the car body and which is connected to an end of a seatbelt extending from the seatbelt retractor; a tongue slidably mounted on the seatbelt; a buckle which is fixed to an inner side of the compartment of the car body and which can engage with the tongue, wherein the buckle is not directly connected to a pretensioner for applying tension on the seatbelt during an emergency; a first pretensioner mounted on the lap belt anchor for applying tension on the seatbelt during the emergency; a second pretensioner mounted on the retractor for applying tension on the seatbelt during the emergency; and a load limiter disposed at the buckle for limiting a load exerted on the seatbelt during the emergency to a predetermined level.
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7. A safety apparatus for an occupant of a vehicle comprising:
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a seat belt having a shoulder portion and a lap portion; a plurality of pretensioners comprising at least a first pretensioner and a second pretensioner; a retractor for retracting the shoulder portion of the seat belt, the retractor including the first pretensioner; an anchor for securing the lap portion to the vehicle, the anchor including the second pretensioner; and a load limiter for limiting the load applied to the occupant by the seat belt, wherein the load limiter is positioned away from all pretensioners of the plurality of pretensioners. - View Dependent Claims (8, 9)
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Specification