for advancing or controlling the threading tool or the work by templates, cams, or the like

Introduced: September 1968

Last revised: January 2006

Full Title

Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working-spindle > for advancing or controlling the threading tool or the work by templates, cams, or the like

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:: THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS OR NUTS, IN CONJUNCTION THEREWITH

3 direct subcodes

Child Classifications

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B23G 3/1 for cutting thread of variable pitch
B23G 3/12 for using several adjacently-arranged threading tools, e.g. using several chasers
B23G 3/14 for cutting thread of conical shape