Class Information
Number: 72/87
Name: Metal deforming > By use of tool acting during relative rotation between tool and work about internal center (e.g., gyrating or rotating tool) > During rotation of work > Using angularly related roller-couple acting parallel to axis of work rotation > And additional work-engaging tool, circumferentially spaced about axis of work rotation
Description: Subject matter including at least one additional tool engaging the work for deformation thereof at an area angularly spaced about the work-axis from the area engaged (at any one instant) by the rollers of the roller-couple.
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