Making chains or chain links of special shape

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL

Subclass:

MAKING METAL CHAINS

Child Classifications

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• B21L 11/02 each link being formed of a single member of which both ends are bent or shaped to engage the middle portion of the next link
• B21L 11/1 the chain links having opposed correspondingly shaped cylindrical and hook-like parts of which one part forms a hinge-like support for the adjacent link
• B21L 11/12 Forming bead chains
• B21L 11/14 Making chain links with inserted or integrally- formed studs