Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 13, 2009
Patent Application Number
11953600
Date Filed
December 10, 2007
Patent Primary Examiner
Patent abstract
The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes into a metal/composite tube which contains performance characteristics (stiffness, strength or weight) not possible with pure metal or composite materials.
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