Metal deforming – By extruding through orifice – With metal-deforming other than by extrusion
Patent
1976-05-03
1978-04-18
Lanham, C.W.
Metal deforming
By extruding through orifice
With metal-deforming other than by extrusion
72260, 72264, 72344, 72377, B21C 2504, B21C 2508, B21D 4508
Patent
active
040844234
ABSTRACT:
A method for extruding a track link bushing having a contoured opening and a generally cylindrical outer surface.
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patent: 3165199 (1965-01-01), Tlaker
patent: 3176494 (1965-04-01), Cullen et al.
patent: 3314266 (1967-04-01), Werther et al.
Caterpillar Tractor Co.
Gurley D. M.
Hart Frank L.
Lanham C.W.
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