Invention Application
- Patent Title: Method of manufacturing elongate members and workpiece therefor
- Patent Title (中): 制造细长构件和其工件的方法
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Application No.: US11411374Application Date: 2006-04-26
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Publication No.: US20070251288A1Publication Date: 2007-11-01
- Inventor: David Cole
- Applicant: David Cole
- Main IPC: B21C23/00
- IPC: B21C23/00
Abstract:
A method of forming an elongate composite product wherein a composite body formed of an internal billet and an external sleeve is assembled, the interior periphery of the sleeve being complimentary to the exterior periphery of the billet, the composite body then being formed as by extruding into an elongate product having an inner core and an outer sheath.
Information query
