SE307119BSE1438/65ASE143865ASE307119BSE 307119 BSE307119 BSE 307119BSE 1438/65 ASE1438/65 ASE 1438/65ASE 143865 ASE143865 ASE 143865ASE 307119 BSE307119 BSE 307119B
Authority
SE
Sweden
Application number
SE1438/65A
Inventor
S Petersson
G Helander
Original Assignee
S Petersson
G Helander
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 S Petersson, G HelanderfiledCriticalS Petersson
Priority to SE1438/65ApriorityCriticalpatent/SE307119B/xx
Publication of SE307119BpublicationCriticalpatent/SE307119B/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
B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
B—PERFORMING OPERATIONS; TRANSPORTING
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
B21D41/00—Application of procedures in order to alter the diameter of tube ends