Patent ID: 11897379
Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC B  A  F | IPC A  B  F

Claim 0:
1. A seat comprising:
a back portion;
a plurality of shape memory material members spanning laterally across the back portion, the shape memory material members having opposing ends, the opposing ends being operatively connected to a back portion structure; and
a plurality of tubular members, the tubular members being hollow, the tubular members receiving a substantial majority of a respective one of the shape memory material members, a portion of the respective one of the shape memory material members being exposed outside of the tubular member, a plurality of apertures being defined in the tubular members, whereby the apertures facilitate cooling of the shape memory material members,
whereby, when activated, the shape memory material members contract such that an effect of the contraction is concentrated in the portion of the respective one of the shape memory material members that is exposed outside of the tubular member.