| 摘要 |
A wallpaper roller is provided to prevent excessive force from being applied on the wrists by dispersing pressing force by bringing two rollers into contact with the surface of the wallpaper and to restrain the wrists from being bent suddenly by bending the rollers at the same time only by external considerable force in changing the angle. A wallpaper roller is composed of: a handle(10); a connecting piece(20) fixed at the front end of the handle; a connecting bolt(30) rotatably installed at the connecting piece; a frame(40) combined with the connecting bolt; a spring(50) inserted into the connecting bolt so that one end of the spring is fixed to the handle and the other end is fixed to the frame; a first roller unit formed at one side of the frame; and a second roller unit separated from the first roller unit in a predetermined gap and formed on the other side of the frame. |
