with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers

Introduced: September 1968

Last revised: January 2006

Full Title

Hammers; Forging machines with hammers or die jaws acting by impact > Special design or construction > with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
Subclass:: FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES

1 direct subcode

Child Classifications

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B21J 7/12 the lever being a spring, i.e. spring hammers