Title:
KNOCKOUT FOR FORGE MACHINE
United States Patent 3478566
Inventors:
Ferguson, Ellis H.
Publication Date:
11/18/1969
Export Citation:
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Assignee:
WYMAN GORDON CO
Primary Class:
72/427
International Classes:
B21J13/14; B21K1/08; B21J13/00; B21K1/06; (IPC1-7): B21D45/00
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US Patent References:
3299453Upsetting machine with controllable ejector means for the manufacture of screws, bolts, bolt blanks and the like
3171144Knockout drive assembly
3122033Die forging press
2939349Press and feed mechanism for making anode balls
2700906Die holder
2414549Crankshaft twisting machine
2023042Open die header
1898279Blank feeder for forging machines
1474073Dies for forming ball retainers
0837573N/A
0756965N/A




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