TREA

Making chains or chain links of special shape

Follow

Industry

  • CPC
  • B21L11/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21LMAKING METAL CHAINS

Current Industry

B21L11/00Making chains or chain links of special shape

Sub Industries

B21L11/005Making ornamental chains B21L11/02each link being formed of a single member of which both ends are bent or shaped to engage the middle portions of the next link B21L11/04the ends being pierced or punched to form eyes B21L11/06the workpiece being of thin strip metal B21L11/08the ends being interengaged with other parts of the same link B21L11/10the chain links having opposed correspondingly shaped cylindrical and hook-like parts of which one parts forms a hinge-like support for the adjacent link B21L11/12forming bead chains B21L11/14making chain links with inserted or integrally-formed studs
Industries