专利名称：Method of manufacturing a compound tube发明人：HAFFNER, PETER,KRUSE, MARTIN申请号：EP05015389.9申请日：20050715公开号：EP1623771B1公开日：20090211
摘要：The method involves manufacturing the inner tube (5) with a given profile and ina high stiffness state, and manufacturing the outer tube (6) by an extrusion techniquewith a profile matched to the inner tube and in an easily deformable non-hardened state.The outer tube is hardened to reduce its dimensions and provide a frictional compressionconnection to the inner tube. An independent claim is included for a hybrid tube.
申请人：AUDI AG,AUDI AG,AUDI AG
地址：DE
国籍：DE
代理机构：Patzelt, Heike Anna Maria
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