发明名称 Forming a flange to provide a channel or groove
摘要 To provide a piece of sheet metal with a flange a part 14 including a free edge 13 of a flat portion 12 is offset perpendicular to the rest of the flat portion. The flat portion 12 is then subject to a bending operation forming the flange and providing a groove 17. <IMAGE>
申请公布号 GB2156449(A) 申请公布日期 1985.10.09
申请号 GB19850007493 申请日期 1985.03.22
申请人 * SKF GMBH 发明人 ARMIN * OLSCHEWSKI;BERNHARD * BAUER;ELISABETH * ZIRK
分类号 B21D53/10;F16C33/58;F16C33/64 主分类号 B21D53/10
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