| 摘要 |
Disclosed in the present invention is an apparatus to cover a main runner comprising: a cover base part located on an upper side of a main runner, forming an open part; a main cover part inserted in the opening part of the cover base part; and a cover moving part combined with the main cover part, moving the main cover part in a vertical direction. According to the present invention, the apparatus to cover the main runner prevents coagulation of molten matters introduced in the main runner, and prevents the occurrence of accidents and air pollution in accordance with the prevention of coagulation of molten matters. |
