| 摘要 |
The utility model relates to a metal lid for containers of sheet iron with an open top, for the storage and transport of products. The metal lid can be used repeatedly. The lid includes a closure panel (1) and arranged on its circumference, a vertical side wall (2), having an outwardly and downward bent free end (3), provided with a seal (4), in the side wall (2) is made outwardly protruded gripping edge (10), parallel to the free end (3). The closure panel (1) has a central area (5) covered by the inverted U-shaped groove (6), on which the outer wall is the vertical side wall (2) of the lid. According the utility model, the inner wall on the U-shaped groove (6) has a height less than the height of the outer wall (2). Adjacent to the inner wall of the U-shaped groove (6) and concentric to it, the central area (5) has upturned U-shaped reinforcing rib (9). The outwardly bent free end (3) of the vertical side wall (2) has a curved radius portion (7), which is extending inwardly and bent in a spiral section (8), so the seal (4) is placed in the curved portion (7). |
