Flexible bottom profile for drawn and ironed beverage can
申请(专利)号：
US06/260558
申请日期：
19810505
公开/公告号：
US04732292A
公开/公告日期：
19880322
申请(专利权)人：
SCHMALBACH-LUBECA GMBH
被引量：
摘要：
A bottom profile for a can in which a center domeshaped portion is provided circumscribed by an annulus which may be flat or formed with a concentric bead or provided with various shaped depressions, the annulus merging at its outer edge with the cover edge of a frustoconical portion which at its upper edge merges into the can body wall, the inner edge of the annulus merging with the marginal edge portion of the dome and the depressions defining radial arrays of ribs or strength imparting configurations of different shapes.
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