Patent ID: 7823951

Claim:
A passenger's weight measurement device for a vehicle seat, comprising: a pair of slide rails arranged in a vehicle floor, the slide rails include a pair of first slide rails and a pair of second slide rails which are connected so as to be slidable respectively, the pair of first slide rails extend in parallel to be fixed to the vehicle floor side, and the second slide rails extend in parallel to the first slide rails; a pair of side frames for supporting the seat and disposed above the pair of slide rails; load cells disposed at four corners of the pair of slide rails and disposed between the pair of the second slide rails and the pair of the side frames; a set of first connection frames for connecting both ends the pair of side frames extending in parallel so as to be perpendicular to the pair of side frames, the pair of side frames and the set of first connection frames constitute a rectangular seat frame; a second connecting frame for connecting middle parts of the pair of first slide rails so as to be perpendicular to the first slide rails, the pair of the first slide rails and the second connecting frame constitute an H-shaped frame; and a third connecting frame for connecting middle parts of the pair of second slide rails so as to be perpendicular to the second slide rails, the pair of the second slide rails and the third connecting frame constitute an H-shaped frame.