IPC Subgroup
B21H 7/18 grooved pins; Rolling grooves, e.g. oil grooves, in articles
Introduced: September 1968
Last revised: January 2006
Full Title
Making articles not provided for in groups , e.g. agricultural tools, dinner forks, knives, spoons > grooved pins; Rolling grooves, e.g. oil grooves, in articles
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
Related Keywords
making grooved PIN(S) by rollingmaking grooved pins by ROLLING