Patent ID: 8267479

Claim:
A vehicle seat frame comprising a seat cushion frame adapted to support a seat cushion, a seat back frame adapted to support a seat back and a recliner rotatably connecting the seat back relative to the seat cushion and adjusting the rotation angle thereof, at least one of the seat cushion frame and the seat back frame being formed with a hollow quadrangular prism shape and having a pair of opposed side plate portions, wherein a connecting member is provided and includes a ceiling portion having a parallel portion extending in parallel with one of the opposed side plate portions, a pair of side wall portions extending vertically from both side edges of the ceiling portion, respectively and a flange portion extending from the respective tip ends of the side wall portions in parallel with the other of the opposed side plate portions and connects the seat cushion frame and the seat back frame through the recliner, wherein a base end portion side surface of the ceiling portion is fixed to an inner surface of the one of the side plate portions, a base end portion side surface of the flange portion is fixed to an inner surface of the other of the side plate portions and a tip end portion side surface of the flange portion is fixed to the recliner.