FI-MainGroup/Facet-Choice

Straightening; Restoring form; Bending; Corrugating; Flanging
  • B21D1/00
  • Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom (); Stretching sheet metal combined with rolling [2] HB CC 4E003
  • B21D3/00
  • Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts HB CC 4E043
  • B21D5/00
  • Bending sheet metal along straight lines, e.g. to form simple curves () HB CC 4E063
  • B21D7/00
  • Bending rods, profiles, or tubes (B21D 11/02-B21D 11/18 take precedence; using mandrels or the like B21D 9/00) HB CC 4E063
  • B21D9/00
  • Bending tubes using mandrels or the like (B21D 11/02-B21D 11/18 take precedence) HB CC 4E063
  • B21D11/00
  • Bending not restricted to forms of material mentioned in only one of groups B21D 5/00, B21D 7/00, B21D 9/00; Bending not provided for in groups B21D 5/00-B21D 9/00; Twisting [2] HB CC 4E046
  • B21D13/00
  • Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form HB CC 4E046
  • B21D15/00
  • Corrugating tubes [2] HB CC 4E046
  • B21D17/00
  • Forming single grooves in sheet metal or tubular or hollow articles HB CC 4E046
  • B21D19/00
  • Flanging or other edge treatment, e.g. of tubes HB CC 4E046
  • B21D21/00
  • Combined processes according to methods covered by groups B21D 1/00-B21D 19/00 HB CC 4E046
    Stamping; Spinning; Deep-drawing; Working sheet metal of limited length by stretching; Punching
  • B21D22/00
  • Shaping without cutting, by stamping, spinning, or deep-drawing (otherwise than using rigid devices or tools or yieldable or resilient pads B21D 26/00) HB CC 4E137
  • B21D24/00
  • Special deep-drawing arrangements in, or in connection with, presses HB CC 4E137
  • B21D25/00
  • Working sheet metal of limited length by stretching, e.g. for straightening [2] HB CC 4E137
  • B21D26/00
  • Shaping without cutting otherwise than by using rigid devices or tools or yieldable or resilient pads, e.g. shaping by applying fluid pressure or magnetic forces HB CC 4E137
  • B21D28/00
  • Shaping by press-cutting; Perforating HB CC 4E048

  • B21D31/00
  • Other methods for working sheet metal, metal tubes, metal profiles (deforming one surface of tubes helically by rolling B21H 3/00; upsetting B21J 5/08; embossing decorations or marksB44B 5/00) HB CC 4E049
  • B21D33/00
  • Special measures in connection with working metal foils, e.g. gold foils (cutting or perforating of metal foil analogous to paper B26) HB CC 4E049
  • B21D35/00
  • Combined processes according to methods covered by groups B21D 1/00-B21D 31/00 (B21D 21/00 takes precedence) HB CC 4E049
  • B21D37/00
  • Tools as parts of machines covered by this subclass [2006.01] HB CC 4E050
  • B21D39/00
  • Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating (riveting B21J; uniting components by forging or pressing to form integral members B21K 25/00); Tube expanders HB CC 4E055
  • B21D41/00
  • Application of procedures in order to alter the diameter of tube ends (B21D 39/00 takes precedence) HB CC 4E055
  • B21D43/00
  • Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices [2006.01] HB CC 4E157
  • B21D45/00
  • Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass HB CC 4E157
    Processing sheet metal or metal tubes, or processing metal profiles according to any of groups B21D 1/00-B21D 45/00, in the manufacture of finished or semi-finished articles
  • B21D47/00
  • Making rigid structural elements or units, e.g. honeycomb structures HB CC 4E159
  • B21D49/00
  • Sheathing or stiffening objects HB CC 4E159
  • B21D51/00
  • Making hollow objects (from thick-walled or non-uniform tubes B21K 21/00) HB CC 4E159
  • B21D53/00
  • Making other particular articles (making chains or chain parts B21L) HB CC 4E159

  • B21D55/00
  • Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass HB CC 4E159
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