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IPC 7
B31C-B31C01300

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 31MAKING PAPER ARTICLES; WORKING PAPER (making layered products not composed wholly of paper or cardboard B32B; handling thin material, e.g. sheets, webs, B65H)


B 31 CMAKING WOUND ARTICLES, e.g. WOUND TUBES (characteristics relating to the working of plastics B29; shaping of plastics or substances in a plastic state B29C)


Note

 In this subclass, the following term is used with the meaning indicated:

 "winding" means forming two or more complete convolutions.


Subclass Index

MAKING WOUND ARTICLES CHARACTERISED BY THE METHOD USED 

Winding around mandrels 

B31C 1/00, B31C 3/00 

Winding without mandrels 

B31C 5/00 

Winding separate webs 

B31C 9/00 

MAKING WOUND ARTICLES CHARACTERISED BY THE SHAPE OF THE ARTICLES PRODUCED 

Tubes 

B31C 1/00, B31C 3/00, B31C 5/00 

Cones 

B31C 7/00 

Other shapes 

B31C 9/00, B31C 13/00 

AFTER-TREATMENTS, COMBINED MACHINERY 

B31C 11/00 



1/

00Forming paper tubes or pipes by feeding at right angles to the winding mandrel centre line

1/

02.Machines therefor having additional mandrels

1/

04.and forming a tube end into a container bottom

1/

06.and inserting into a tube end a bottom to form a container

1/

08.Accessories of machines therefor not otherwise provided for


3/

00Forming paper tubes or pipes by feeding obliquely to the winding mandrel centre line

3/

02.and inserting into a tube end a bottom to form a container

3/

04.Seam processing


5/

00Forming paper tubes or pipes without mandrels


7/

00Forming conical paper articles by winding (winding blanks B31B)

7/

02.Forming truncated cones

7/

04..on two or more mandrels

7/

06...and inserting into a cone end a bottom to form a container

7/

08.Forming pointed cones

7/

10..on two or more mandrels


9/

00Simultaneous forming of cylindrical and conical shapes by winding separate webs, e.g. forming bottles (winding blanks B31B)


11/

00Paper-winding machinery combined with other machinery

11/

02.for additionally shaping the articles

11/

04.for applying impregnating by coating-substances during the winding

11/

06.for drying the wound and impregnated articles


13/

00Making wound articles not otherwise provided for


  
 

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