Metal deforming – By deflecting successively-presented portions of work during... – By use of deflectors arranged to bend work longitudinally of...
Patent
1976-12-23
1977-09-20
Mehr, Milton S.
Metal deforming
By deflecting successively-presented portions of work during...
By use of deflectors arranged to bend work longitudinally of...
72245, B21D 514
Patent
active
040488306
ABSTRACT:
The machine comprises a frame, a pair of nip rollers, two side-rollers disposed on respectively opposite sides of the nip rollers, and four pressure fluid operable devices each displaceably supporting a respective end portion of one of the side-rollers. Each pressure fluid operable device comprises a cylinder and a piston provided with a rod extending through one end portion of the respective cylinder to bear against the frame, the respective other end portion of each cylinder defining a housing provided with bearing means for the respective side-roller end portions and each cylinder being displaceably mounted in guide means.
REFERENCES:
patent: 2870817 (1959-01-01), Boldrini
patent: 3704616 (1972-12-01), Taira
Chr. Hausler AG
Mehr Milton S.
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