CPC B64D 11/0619 (2014.12) [B64D 11/0647 (2014.12)] | 20 Claims |
1. A support assembly for a passenger seat, the support assembly comprising:
a supportive surface configured to connect with a frame of the passenger seat, the supportive surface shaped to support a passenger, the supportive surface comprising:
a first portion comprising a first plurality of cells having an auxetic cell geometry that can deform to adopt a synclastic curvature under stress; and
a second portion comprising a second plurality of cells having a non-auxetic cell geometry that can deform to adopt an anticlastic or cylindrical curvature under stress,
wherein the supportive surface further comprises a transition portion wherein the plurality of cells gradually transitions from the auxetic cell geometry of the first portion to the non-auxetic cell geometry of second portion.
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