Land vehicles – Wheeled – Attachment
Reexamination Certificate
2005-06-28
2005-06-28
Dunn, David R. (Department: 3616)
Land vehicles
Wheeled
Attachment
C296S187050
Reexamination Certificate
active
06910714
ABSTRACT:
An energy absorbing assembly includes a covering; and a shape memory material in operative communication with the covering, wherein the shape memory material has a first shape attached to an underside of the covering and is operative to change to a second shape in response to an activation signal. The second shape of the shape memory material can cause the covering to expand or expand and detach from a surrounding surface medium. The energy absorbing assembly is used to absorb kinetic energy of an object impacting the assembly. Methods of operating the assembly are also disclosed.
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Browne Alan Lampe
Johnson Nancy L.
Dunn David R.
General Motors Corporation
Marra Kathryn A.
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