B31CMAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPERThe term "winding" in this subclass means forming two or more complete convolutions. B31C1/00 B31C1/00Making tubes or pipes by feeding at right angles to the winding mandrel centre line B31C1/02Machines therefor having additional mandrels B31C1/04and forming a tube end into a container bottom B31C1/06and inserting into a tube end a bottom to form a container B31C1/08Accessories of machines therefor not otherwise provided for B31C1/083Winding mandrels B31C1/086expansibles B31C3/00Making tubes or pipes by feeding obliquely to the winding mandrel centre line B31C3/02and inserting into a tube end a bottom to form a container B31C3/04Seam processing B31C5/00Making tubes or pipes without using mandrels B31C7/00Making conical articles by winding B31C7/02Forming truncated cones B31C7/04on two or more mandrels B31C7/06and inserting into a cone end a bottom to form a container B31C7/08Forming pointed cones B31C7/10on two or more mandrels B31C9/00Simultaneous forming of cylindrical and conical shapes by winding separate webs, e.g. forming bottles B31C11/00Machinery for winding combined with other machinery B31C11/02for additionally shaping the articles B31C11/04for applying impregnating by coating-substances during the winding B31C11/06for drying the wound and impregnated articles B31C99/00Subject matter not provided for in other groups of this subclass