| 摘要 |
A paint roller contains a frame that has a first part connected to a handle, and a second part, which is connected with a cylindrical element with possibility of rotation by a fastening unit with a suction layer. The cylindrical element is made of cardboard by oblique multilayer winding; in the case its external part is made watertight. The fastening unit consists of a limiter pressed into the cylindrical element from one of its sides, a tin lid, which edges are rolled over around its butt from the same side, and a sleeve, inside of which a bearing is located with possibility of rotation. |
