发明名称 TUBE WORKING APPARATUS
摘要 <p>Tube working apparatus is provided comprising a mandrel having a die thereon over which a tube to be worked can be positioned. The die is adapted to cooperate with a tool externally of the tube to work the tube. Feed means is provided for effecting relative movement between the mandrel and the tube whereby the tube is progressively withdrawn from the mandrel as working proceeds.</p>
申请公布号 GB2196894(B) 申请公布日期 1991.03.06
申请号 GB19860026469 申请日期 1986.11.05
申请人 * J.R.GROUP PLC 发明人 JOHN WILLIAM THOMAS KEMPING * THORNBORROW;JOHN * DEACON
分类号 B21D28/28 主分类号 B21D28/28
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