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Expired
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GB8591/31A
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Individual
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Individual
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Publication of GB361239ApublicationCriticalpatent/GB361239A/en
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
Abstract
361,239. Rolling. SEIFERTH, H., 35, Kolumbusstrasse, Oberkassel, D³sseldorf, Germany. March 20, 1931, No. 8591. Convention date, July 15, 1930. [Class 83 (iv).] In rolling sheets, plates, strips, &c. with transverse projections or indentations by a roll and platen, the pattern being on the platen, the linear speed of the platen is greater than the peripheral speed of the roll.