Apparatus for removing a welding bulge from resistance welded pi

Details Apparatus for removing a welding bulge from resistance welded pi Apparatus for removing a welding bulge from resistance welded pi

1979-05-10

1981-05-26

Bilinsky, Z. R.

Gear cutting, milling, or planing

Milling

Means to remove scale or raised surface imperfection

409179, 409296, 409300, B23C 312

Patent

active

042695520

ABSTRACT:
A welding bulge removing apparatus comprises a ring-shaped carrier adapted to be placed by means of rollers on welded pipes at the weld bulge, and being provided with a circumferential guideway and gear rim. It also comprises motor-operated carriages each having a driving gear wheel and support rollers. Mounted on the carriages are milling cutter units movable to and from the weld bulge. The gear wheel and the support rollers are brought respectively into engagement with the gear rim and the circumferential carrier.

REFERENCES:
patent: 2842238 (1958-07-01), Shaw et al.
patent: 4091514 (1978-05-01), Motes-Conners et al.

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