Pipe cutting machine

Details Pipe cutting machine Pipe cutting machine

2006-01-03

2006-01-03

Fridie, Jr., Willmon (Department: 3722)

Turning

Severing or cut-off

Infeed means

C082S046000, C082S083000

Reexamination Certificate

active

06981437

ABSTRACT:
A pipe cutting machine comprises a clamping device for holding a pipe to be cut and a pipe cutting apparatus for cutting the pipe by revolving a rotating disc-like cutting blade around the circumferential surface of the pipe held by the clamping device. The pipe cutting apparatus is provided with a revolution motion member of an annular shape rotatably supported by a support member secured to a main frame thereof for revolving a cutting blade around a pipe to be cut; an arm pivotally supported on one side surface of the revolution motion member at one end thereof and rotatably carrying the cutting blade at the other end thereof; a swing motion member of an annular shape rotatably supported by the support member in axial alignment with the revolution motion member for swinging the arm; a rotation motion member of an annular shape rotatably supported by the support member in axial alignment with the revolution motion member for rotating the cutting blade; and plural motors mounted on the main frame for respectively rotating the revolution motion member, the swing motion member and the rotation motion member through driving belts.

REFERENCES:
patent: 4111346 (1978-09-01), Bertolette
patent: 4430913 (1984-02-01), Williamson
patent: 5207136 (1993-05-01), Evard et al.
patent: 5881616 (1999-03-01), Nanzai
patent: 8-257832 (1996-10-01), None

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