An article comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm. The article also comprises at least one cell boundary that is structurally coupled to the auxetic structures. The cell boundary is configured to resist a deformation of the auxetic structures. An automotive energy absorber comprises a plurality of auxetic structures wherein the auxetic structures are of size greater than about 1 mm.

Title
Energy absorbing articles
Application Number
10/881948
Publication Number
20050287371
Application Date
June 28, 2004
Publication Date
December 29, 2005
Inventor
Eric Jon Jaarda
Milan
MI, US
Stephen Shuler
Royal Oak
MI, US
Poovanna Kushalappa Theethira
Chinniah Thiagarajan
Tansen Dhananjay Chaudhari
Agent
C O Fletcher Yoder
TX, US
Agent
General Electric Company
TX, US
Assignee
General Electric Company
IPC
B32B 27/08
B32B 27/36
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