IPC Subgroup
B21D 19/06 working inwardly
Introduced: September 1968
Last revised: January 2006
Full Title
Flanging or other edge treatment, e.g. of tubes > by continuously-acting tools moving along the edge > shaped as rollers > working inwardly
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL