Detection apparatus for occupant of a seat
First Claim
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1. An occupant detection apparatus comprising:
- a weight sensor which measures a weight of an occupant on a vehicle seat and is provided together with bottom structures positioned below a seat cushion of the vehicle seat, the weight sensor including;
an arm bracket receiving a load applied to the vehicle seat;
a sensor plate measuring the weight of the occupant based on the load received by the arm bracket;
an arm transmitting the load received by the arm bracket to the sensor plate;
a bracket pin connecting the arm bracket with the arm, and moving in an up-and-down direction in compliance with the load received by the arm bracket; and
a base frame supporting the bracket pin while allowing a movement in the up-and-down direction of the bracket pin; and
contact prevention means for preventing a contact between the weight sensor and an interior trim of a vehicle cabin, the interior trim being a floor carpet laid on a floor of a vehicle cabin, said contact prevention means being positioned in the vicinity of the bracket pin and preventing contact between the bracket pin of the weight sensor and the interior trim.
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Abstract
An occupant detection apparatus including a weight sensor and a contact prevention unit. The weight sensor is provided together with a bottom structures positioned below a seat cushion of the vehicle seat, and measures a weight of an occupant on a vehicle by measuring a load to be applied to the vehicle seat. The contact prevention unit prevents a contact between the weight sensor and an interior trim of a vehicle cabin.
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Citations
5 Claims
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1. An occupant detection apparatus comprising:
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a weight sensor which measures a weight of an occupant on a vehicle seat and is provided together with bottom structures positioned below a seat cushion of the vehicle seat, the weight sensor including; an arm bracket receiving a load applied to the vehicle seat; a sensor plate measuring the weight of the occupant based on the load received by the arm bracket; an arm transmitting the load received by the arm bracket to the sensor plate; a bracket pin connecting the arm bracket with the arm, and moving in an up-and-down direction in compliance with the load received by the arm bracket; and a base frame supporting the bracket pin while allowing a movement in the up-and-down direction of the bracket pin; and contact prevention means for preventing a contact between the weight sensor and an interior trim of a vehicle cabin, the interior trim being a floor carpet laid on a floor of a vehicle cabin, said contact prevention means being positioned in the vicinity of the bracket pin and preventing contact between the bracket pin of the weight sensor and the interior trim. - View Dependent Claims (2, 3, 4, 5)
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Specification