| 摘要 |
FIELD: production methods. ^ SUBSTANCE: cover has rounded peripherical rim part, connected with double seam with edge part made as formed metal bottle hull by fixer, central panel, connected by panel wall with the inside reamer wall, having the outside wall with U-shaped profile, the wall bordered to the fixer, going through from the outside reamer wall. The bordering to the fixer wall has upper and lower parts, at the same the connection of her lower part with the outside reamer wall is situated lower of the central panel. At the same it is keeped to the relationship of the parts sizes of the walls cover and the angels of inclination. ^ EFFECT: it is exceeded the quality of the cover. ^ 6 cl, 8 dwg |
