3643485

Information

• Patent Grant
• 3643485

• References
• Source

• Patent Number

  3,643,485

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • B21K1/761 - rings
  • B21B1/16 - for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
  • B21B19/12 - the axes of the rollers being arranged essentially parallel to the axis of the work
  • B21B23/00 - Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00
  • B21C1/26 - Push-bench drawing
  • B21C3/08 - with section defined by rollers, balls, or the like
  • B21H1/06 - rings of restricted axial length
  • B21H1/18 - cylinders
  • B21H8/00 - Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects
  • B23D25/04 - in which a cutting unit moves bodily with the work while cutting
  • Y10T29/49991 - Combined with rolling

• US Classifications

  • 072 - Metal deforming