Metal deforming – By use of tool acting during relative rotation between tool... – With cutting of work or product
Patent
1983-05-24
1985-12-31
Larson, Lowell A.
Metal deforming
By use of tool acting during relative rotation between tool...
With cutting of work or product
72110, 2915901, B21D 5326
Patent
active
045612757
ABSTRACT:
A method shaping and machining a disc wheel and an equipment therefor wherein, in a disc wheel formed by welding together a rim and a disc, upper and lower mandrels are inscribed with rim bead seat portions formed on both sides of the rim, while upper and lower spinning rolls are pressed against the outer peripheries of the rim bead seat portions for spinning of the latter, and a hub hole formed in the disc is machined with a cutter which is concentric with the upper and lower mandrels, thereby effecting a high accuracy in shaping and machining a disc wheel.
REFERENCES:
patent: 1003849 (1911-09-01), Worth
patent: 3204325 (1965-09-01), Ernestus
patent: 3581550 (1971-06-01), Waterbury
patent: 3712098 (1973-01-01), Shaffer et al.
Abe Kishirou
Itou Susumu
Kunou Morishi
Larson Lowell A.
Tomy Kogyo Kabushiki Kaisha
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