B - Operations – Transporting – 21 – J
Patent
B - Operations, Transporting
21
J
78/1, 26/187
B21J 5/08 (2006.01) B21J 5/02 (2006.01) B21K 1/28 (2006.01) B21K 23/04 (2006.01)
Patent
CA 1134183
METHOD OF MAKING SINGLE OR DOUBLE FLANGED TRACK TRACTOR ROLLER FOR OFF-HIGHWAY EQUIPMENT (Abstract of the Disclosure) A method of forging track tractor rollers, which comprises busting of a billet to a preformed coned end and placing a split ring around the coned end of the busted and preformed billet, and inserting the same in a blocking die to form flanges by blocking against the split ring and removing the split ring and billet. When placed in a fin- ishing die, the hollow of the roller is preformed by a dis- placement method which forces the metal into the flanges against the split ring.
336351
Delio Ralph D.
Diemer Donald J.
Delio Ralph D.
Diemer Donald J.
Ridout & Maybee Llp
LandOfFree
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