发明名称 Spinning or twisting ring
摘要 The ring (1) has a bar (3) arranged between a foot flange (2) and a ring crown (4) and exhibiting an internal diameter (5) and a height (6), where the ring is integrally manufactured by a deep-drawing method. The foot flange exhibits a foot flange thickness. An inner transition region (8) from the bar into the foot flange exhibits an inner radius of 1.0-1.5 mm. An outer transition region (7) from the bar into the foot flange exhibits an outer radius of 0.2-0.4 mm. The foot flange extends into a region of the bar internal diameter.
申请公布号 EP2671981(A3) 申请公布日期 2015.04.22
申请号 EP20130002247 申请日期 2013.04.26
申请人 BRÄCKER AG 发明人 BARTH, WERNER;HÄNI, JOSEF
分类号 D01H7/60;B21D51/16 主分类号 D01H7/60
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