Vehicle seat

摘要

Provided is a vehicle seat by which an impact of rear end collision is reduced and of which peripheral structure of a side frame is simplified. A vehicle seat includes: a seat back frame which includes side portions positioned at the sides thereof, a pressure receiving member which is jointed to the seat back frame through joint members and supports an occupant, and an impact reduction member which is disposed on at least one of the side portions to engage with the joint member and to move by a predetermined amount of impact load applied to the pressure receiving member so that the pressure receiving member is caused to move rearward; in which the side portion includes a convex portion protruding in the movement range of the impact reduction member, and the impact reduction member abuts against the convex portion so that the movement of the impact reduction member is prevented.

主权项

1. A vehicle seat comprising:
a seat back frame that includes a side portion positioned at the side thereof; a pressure receiving member that is jointed to the seat back frame through a joint member and supports an occupant; and an impact reduction member that is disposed on at least one side of the side portion and engages with the joint member to be movable when a predetermined amount of impact load is applied to the pressure receiving member and causes the pressure receiving member to move rearward;wherein:
the side portion comprises:
a flat side plate;a front edge which is bent inwardly in a lateral direction from a front end of the side plate; anda rear edge which is bent inwardly from a rear end of the side plate;a convex portion which is:
provided on the side plate;separated from the front edge and the rear edge; andbulged in a movement range of the impact reduction member; and the impact reduction member comprises:
a base portion which makes a slide contact with the side plate; anda protruded piece which:
protrudes from the base portion toward the side plate in a seat right-to-left direction; andcomprises a contact portion for contacting and engaging with the convex portion that extends in the seat right-to-left direction.