FIELD: decorative arts. SUBSTANCE: blank is formed due to cutting body of rotation for individual elements at lateral direction. Burrs are removed simultaneously from internal and external edges of the elements and roundings are made there. The blank is deformed during several stages. EFFECT: improved efficiency. 2 cl
| Title | Year | Author | Number |
|---|---|---|---|
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|
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|
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| METHOD OF PRODUCING RINGS WITH TAPERING INNER SURFACE | 0 |
|
SU1183276A1 |
