FIELD: process engineering.
SUBSTANCE: set of inventions relates to machine building and can be sued for tube winding. Proposed machine comprises mandrel that incorporates sector plates arranged in symmetry about its rotational axis. Said sector plates are integrated into units by means of coiled elements that can displace relative to each other.
EFFECT: possibility to produce different-diametre tubes.
14 cl, 3 dwg
Authors
Dates
2010-11-20—Published
2009-06-29—Filed