APPARATUS FOR MAKING SHARPLY BENT BRANCH PIPES Russian patent published in 1998 - IPC

Abstract RU 2119838 C1

FIELD: equipment for plastic metal working, namely for making sharply bent branch pipes of tube blanks. SUBSTANCE: apparatus includes rigidly secured tie rod supporting horn-like drift, mechanism for feeding tubes onto horn-like drift. eating inductor enclosed by casing of heatproof dielectric material is arranged in zone of deforming portion of drift. EFFECT: possibility of manufacturing high quality sharply-bent branch pipes of hard-to-form thin-wall tube blanks. 1 dwg

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RU 2 119 838 C1

Authors

Ivanov Ju.L.

Mar'In B.N.

Murav'Ev V.I.

Frolov P.V.

Meshcherjakov A.E.

Makarov K.A.

Dates

1998-10-10—Published

1996-07-04—Filed