IPC Main Group
B21L 7/00 Making chains or chain links by cutting single loops or loop-parts from coils, assembling the cut parts and subsequently subjecting same to twisting with or without welding
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MAKING METAL CHAINS
Related Keywords
BRAZING metal in the manufacture of chains or chain linksSOLDERING of metal in the manufacture of chains or chain linksTWISTING metal in the manufacture of chains or chain linksWELDING of metal in the manufacture of chains or chain links