Metal deforming – By use of tool acting during relative rotation between tool... – During rotation of work
Patent
1997-07-22
1999-05-25
Larson, Lowell A.
Metal deforming
By use of tool acting during relative rotation between tool...
During rotation of work
72109, 72110, B21H 502
Patent
active
059061278
ABSTRACT:
An internal spline ring having an internal root circle diameter D1 and an internal tip diameter D2 is formed by axially press-driving an externally splined mandrel having an external tip diameter equal to the internal root circle diameter, which has a shape supplementarily mating with the internal spline ring, into a half-finished annular member having an internal diameter smaller than the internal tip diameter while pressing radially the half-finished annular member against the mandrel.
REFERENCES:
patent: 3181329 (1965-05-01), Sporck
patent: 4313328 (1982-02-01), Janssen et al.
patent: 4854148 (1989-08-01), Mayer
patent: 4884427 (1989-12-01), Sawahata et al.
Larson Lowell A.
Mazda Motor Corporation
Studebaker Donald R.
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