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US 2009/0190868 A1Published application
Memory shape bushings and bearings
AssigneeThe Boeing Company
InventorDaniel J. Kane
Life of this patent
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Abstract
An apparatus under one embodiment comprises at least a portion of a bearing or bushing having a memory shaped material for expanding against a surface of a structure.
Claims25
An apparatus comprising at least a portion of one of a bearing and a bushing comprising a memory shaped material for expanding against a surface of a structure.
A method for installing at least one of a hearing and a bushing comprising:
- providing at least a portion of one of a bearing and a bushing comprising a memory shaped material;
- lowering a temperature of the memory shaped material below a first temperature to compress the memory shaped material into a martensitic shape;
- installing the memory shaped material against a surface of a structure while the memory shaped material is in the martensitic shape;
- and
- raising the temperature of the memory shaped material above a second temperature to expand the memory shaped material into an austenitic shape against the surface of the structure.
2 more elements
Dependencies are inferred from the claim text.