DIFF Subgroup
B23F 5/18 the tool having the same profile as a tooth of a crown wheel
Introduced: September 1968
Full Title
Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made > by planing or slotting > the tool having the same profile as a tooth of a crown wheel
No child classifications to compare. This is a leaf node in both IPC and CPC.