B21J7/36 - CPC Classification

Hammers; Forging machines with hammers or die jaws acting by impact; Drives for hammers; Transmission means therefor for drop hammers

• B21J7/38 » driven by steam, air, or other gaseous pressure 0
• B21J7/40 » driven by hydraulic or liquid pressure 1
• B21J7/42 » operated by rotary drive, e.g. electric motors 0