Mounting for the exchangeable sets of expanding elements of tool

Details Mounting for the exchangeable sets of expanding elements of tool Mounting for the exchangeable sets of expanding elements of tool

1978-01-30

1979-03-20

Larson, Lowell A.

Metal deforming

By relatively receding work-engaging tool-faces

Embodying three or more tools

72477, 72481, 206372, B21D 3908

Patent

active

041447352

ABSTRACT:
A device for mounting exchangeable flanged sets of expanding elements on a tool for enlarging the ends of pipes. The tool comprises a tool body having an expanding mandrel and a removable cap for retaining the sets of elements on the mandrel. The device comprises a carrier having a plurality of orifices each for the insertion of one set of expanding elements. The carrier is removably mounted on the tool body and the sets of expanding elements are releasably retained in the orifices.

REFERENCES:
patent: 888239 (1908-05-01), Kelly
patent: 907396 (1908-12-01), Passat
patent: 1961450 (1934-06-01), Peterson
patent: 2180572 (1939-11-01), White
patent: 3164045 (1965-01-01), Kennedy
patent: 4034591 (1977-07-01), Rothenberger

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