Pipe maintenance apparatus

Details Pipe maintenance apparatus Pipe maintenance apparatus

1975-05-12

1977-01-25

Larson, Lowell A.

Metal deforming

Process

Tube making or reshaping

72392, B21D 108

Patent

active

040044440

ABSTRACT:
Apparatus for removing anomalies from pipe comprising an elongated framework, an elongated carriage reciprocally mounted on said framework, means for supporting an elongated pipe section spaced over said carriage for reciprocating movement with said carriage and rotational movement about the longitudinal axis of the pipe section, means for exerting force in a radially outward direction against the internal walls of a pipe section reciprocated by said carriage into a position surrounding said force exerting means, and extensible means connected to said force exerting means facilitating reciprocal movement of said force exerting means within a pipe section positioned therearound.

REFERENCES:
patent: 1033687 (1912-07-01), Fish
patent: 2205784 (1940-06-01), Arutunoff
patent: 2943386 (1960-07-01), Katz
patent: 3435651 (1969-04-01), McInnis
patent: 3710609 (1973-01-01), Jones

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