DIFF Subgroup
B30B 1/38 wherein the plungers are operated by pressure of a gas, e.g. steam, air
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 plungers under fluid pressure > wherein the plungers are operated by pressure of a gas, e.g. steam, air
No child classifications to compare. This is a leaf node in both IPC and CPC.