| 摘要 |
PROBLEM TO BE SOLVED: To provide an occupant weight measuring device capable of stably acquiring an accurate measurement result without an environmental change or a secular change. SOLUTION: The quantity of expansion or contraction of a coil spring 104 expanding or contracting corresponding the load applied to a vehicle seat is measured optically, and the weight of occupants seated on the seat is operated based on the measurement result. COPYRIGHT: (C)2003,JPO
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