Compressed elastomer process for autofrettage and lining tubes

Details Compressed elastomer process for autofrettage and lining tubes Compressed elastomer process for autofrettage and lining tubes

2010-09-29

2011-11-15

Carone, Michael (Department: 3641)

Firearms

Barrels

Method of making or modifying by metal working

C089S014700, C072S061000, C072S063000, C029S446000, C029S449000

Reexamination Certificate

active

08056279

ABSTRACT:
An inventive process is provided for creating residual compressive stress at a surface of a structure without resort to custom mandrels and dangerous high-pressure fluids. The inventive process yields autofrettage of a structure such as a tube, gun barrel and the like, the structure having an outer surface and an inner surface.

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