SE348955BSE13076/71ASE1307671ASE348955BSE 348955 BSE348955 BSE 348955BSE 13076/71 ASE13076/71 ASE 13076/71ASE 1307671 ASE1307671 ASE 1307671ASE 348955 BSE348955 BSE 348955B
Authority
SE
Sweden
Application number
SE13076/71A
Inventor
H Cederholm
K Wollin
Original Assignee
Verkstads Ab Tibo
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Verkstads Ab TibofiledCriticalVerkstads Ab Tibo
Priority to SE13076/71ApriorityCriticalpatent/SE348955B/xx
Priority to DK365972AAprioritypatent/DK125962B/da
Publication of SE348955BpublicationCriticalpatent/SE348955B/xx
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
B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
B21D13/045—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling the corrugations being parallel to the feeding movement