Metal deforming – By use of tool acting during relative rotation between tool... – With metal deformation of different type
Patent
1985-04-08
1987-09-15
Larson, Lowell A.
Metal deforming
By use of tool acting during relative rotation between tool...
With metal deformation of different type
72354, B21H 110
Patent
active
046931040
ABSTRACT:
A process for forming a single piece rim for vehicle tires comprising the steps of deforming a toroid of aluminum alloy material in axial opposite directions so as to form a hollow tubular element of predetermined length and thickness having an annular inwardly directed radial flange intermediary of the ends thereof and spaced predetermined distances from the element ends and spin forming the ends of the element outwardly and axially to shape the inner and outer rim and define an inner rim flange and an outer rim flange.
REFERENCES:
patent: 2633765 (1953-04-01), Glasner
patent: 3443411 (1969-05-01), Anthony
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