DIFF Subgroup
B30B 1/30 by the pull of chains or ropes
Introduced: September 1968
Full Title
Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen > by the pull of chains or ropes
No child classifications to compare. This is a leaf node in both IPC and CPC.