This class covers subject matter restricted to adaptations or associations of handling sheets, webs, or blanks peculiar to paper-working, e.g. bag or box making, machinery.
handling sheets, webs, or blanks of wider applicability, irrespective of whether described or claimed only for paper-working machinery, which is regarded as being of a more comprehensive nature and is covered by Fulltext... Hierarchy... Expanded...B65H.
In this class, the following term is used with the meaning indicated:
"paper" covers material worked in a manner analogous to paper, e.g. plastics sheet materials, laminated materials or metal foils.
and inserting into a cone end a bottom to form a container
B31C 7/08
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Forming pointed cones
B31C 7/10
· ·
on two or more mandrels
B31C 9/00
Simultaneous forming of cylindrical and conical shapes by winding separate webs, e.g. forming bottles (winding blanks Fulltext... Hierarchy... Expanded...B31B)
B31C 11/00
Paper-winding machinery combined with other machinery
B31C 11/02
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for additionally shaping the articles
B31C 11/04
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for applying impregnating by coating-substances during the winding