Metal deforming – By use of tool acting during relative rotation between tool... – During rotation of work
Patent
1980-01-28
1981-09-15
Meister, J. M.
Metal deforming
By use of tool acting during relative rotation between tool...
During rotation of work
72 70, B21D 2214
Patent
active
042890080
ABSTRACT:
This invention relates to an apparatus used to form various size chimney chases which utilizes a metal spinning machine in a manner to form and configure a sheet of metal into the desired configuration and dimensions.
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patent: 3946585 (1976-03-01), Caboni et al.
patent: 3991598 (1976-11-01), Kraft
Meister J. M.
Schmitz John S.
Theobald Roger W.
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