B31C 5 - Forming paper tubes or pipes without mandrels

Patents for B31C 5 - Forming paper tubes or pipes without mandrels (79)
01/2015
01/29/2015	US20150028086 Multi-use reconfigurable packaging
11/2014
11/20/2014	US20140338779 Method for producing tubular bodies for packaging tubes, and a packaging tube with a tubular body
07/2014
07/16/2014	CN203713156U 一种纸管对接机的压管旋转装置 A pressure tube paper tube rotating device Butt Machine
05/2014
05/08/2014	US20140124518 Insulating cup and method for producing an insulating cup
08/2013
08/29/2013	US20130225386 Methods, systems and products involving sheet products
08/29/2013	US20130225385 Methods, systems and products involving sheet products
05/2013
05/21/2013	US8444794 Core joiner and cutter apparatus
02/2013
02/13/2013	CN102431214B Paper core tube, manufacturing method thereof and roll paper using paper core tube
02/06/2013	CN102909894A Breaking-resisting paper tube with two reinforced ends
07/2012
07/31/2012	CA2690034C Article forming paper wrapping device
07/04/2012	CN102529172A Paper core and manufacturing method thereof as well as rolled paper with paper core
06/2012
06/19/2012	US8202001 Self-opening bag pack and method thereof
05/2012
05/02/2012	CN102431214A Paper core tube, manufacturing method thereof and roll paper using paper core tube
01/2012
01/04/2012	CN202098002U Non-core roll printing paper production device and non-core roll printing paper rod-drawing device
11/2011
11/30/2011	CN101905546B 流道组筒装置 Runner group cylinder device
11/01/2011	US8047704 Dispenser with dynamic mixer for two-part compositions
08/2011
08/04/2011	US20110186210 Heat Sealable Packaging Material with Improved Hot Tack
04/2011
04/20/2011	CN201800269U Negative pressure shaping mechanism
02/2011
02/03/2011	US20110024545 Device for handling of rolls
12/2010
12/15/2010	CN101913269A Negative pressure shaping mechanism
12/08/2010	CN101905546A Flow channel tube assembling device
05/2010
05/12/2010	CN201463733U Reeling device of pull bomb automatic production line
04/2010
04/23/2010	CA2684440A1 Rebuilt winding cores and methods of manufacture
04/2009
04/15/2009	CN101407119A Reel machine series girder assembly
04/09/2009	WO2005010254A3 Apparatus and method for forming enlarged base on yarn carrier, and yarn carrier with enlarged base
11/2008
11/05/2008	CN201143177Y Mechanism for coiling and forming soft towel coil
06/2008
06/25/2008	CN100396479C Machine for processing paper stick of sanitary cotton swabs
02/2008
02/13/2008	CN101121450A Pipe for storing different kinds material and its production method
01/2008
01/29/2008	US7322922 Method and device for jointing of cores
01/02/2008	CN200998928Y Paper winder
10/2007
10/24/2007	CN200963914Y Core bar for manufacturing die-free paper roll
04/2007
04/28/2007	CA2523867A1 Method of refurbishing used hollow cylindrical core members of paperboard material for rolls of paper or other sheet material
12/2006
12/27/2006	CN2850897Y Core-free paper roll rewinding mechanism of rewinder
12/05/2006	US7144358 Method and apparatus for manufacturing tube-shaped packages made of flexible material
10/2006
10/25/2006	EP0686089B2 Packing material
09/2006
09/06/2006	CN1827361A Device and method for winding web
09/06/2006	CN1827360A Shaft-free coil paper and method for manufacturing same
10/2005
10/05/2005	CN1221438C Apparatus for producing drum shape container, producing method of drum container and drum shape container
08/2005
08/31/2005	CN1660562A Machine for processing paper stick of sanitary cotton swabs
07/2005
07/14/2005	DE19704332B4 Vorrichtung zum Bearbeiten von mindestens zwei Materialbahnen aus Papier oder Kunststoffolie Apparatus for processing at least two webs of material made of paper or plastic film
05/2005
05/10/2005	CA2155874C Formed piece particularly for use as packing material, method and apparatus for its manufacture and use
09/2004
09/29/2004	EP0807077B1 Composite cushioning product and method and apparatus for manufacturing such product
09/15/2004	CN2640750Y Automatic reeling machine
05/2002
05/08/2002	CN1347829A Apparatus for producing drum shape container, producing method of drum container and drum shape container
10/2001
10/10/2001	CN1316568A Paper roll and its preparing process
02/2001
02/14/2001	CN1061942C Machine and method for formation of coreless logs of web material
05/2000
05/09/2000	USRE36687 Method and apparatus for making pallet supports and pallets incorporating said supports
03/2000
03/22/2000	EP0717714B1 Method and apparatus for producing individual rolls of packing material
02/2000
02/09/2000	EP0978372A2 Method and apparatus for producing individual rolls of packing material
06/1999
06/09/1999	CN2322783Y Paper tube for packing building decoration adhesive
06/01/1999	US5908169 Device for processing at least two webs of material made of paper or plastic film
12/1998
12/09/1998	EP0686089B1 Packing material
10/1998
10/07/1998	EP0683722B1 Formed piece particularly for use as packing material, method and apparatus for its manufacture and use
08/1998
08/06/1998	DE19704332A1 Responsive web braking system for plant making e.g. paper or plastic tubing from sheets
04/1998
04/22/1998	CN2279265Y Rewinding machine for mandrel toilet paper
04/22/1998	CN2279264Y Winding & rewinding device for coreless mandrel toilet paper
01/1998
01/21/1998	EP0807077A4 Apparatus for manufacturing of composite cushioning product
12/1997
12/16/1997	US5698293 Formed piece particularly for use as packing material method and apparatus for its manufacture and use
11/1997
11/19/1997	EP0807077A1 Apparatus for manufacturing of composite cushioning product
11/18/1997	US5688578 Composite packaging material having an expanded sheet with a separator sheet
09/1997
09/16/1997	US5667871 Slit sheet packing material
10/1996
10/30/1996	CN1134687A Method and apparatus for producing individual rolls of packing material
08/1996
08/15/1996	WO1996024540A1 Apparatus for manufacturing of composite cushioning product
07/1996
07/23/1996	US5538778 Method and apparatus for producing individual rolls of packing material
06/1996
06/26/1996	EP0717714A1 Method and apparatus for producing individual rolls of packing material
12/1995
12/13/1995	EP0686089A1 Packing material
12/05/1995	US5472540 Method and apparatus for making pallet supports and pallets incorporating said supports
11/1995
11/29/1995	EP0683722A1 Formed piece particularly for use as packing material, method and apparatus for its manufacture and use
08/1995
08/30/1995	EP0686089A4 Packing material
08/03/1995	CA2140321A1 Method and apparatus for making pallet supports and pallets incorporating said supports
04/1995
04/06/1995	WO1995007225A3 Method and apparatus for producing individual rolls of packing material
03/1995
03/16/1995	WO1995007225A2 Method and apparatus for producing individual rolls of packing material
10/1994
10/19/1994	CN1093675A Machine and method for the formation of coreless logs of web material
08/1994
08/18/1994	WO1994017990A1 Formed piece particularly for use as packing material, method and apparatus for its manufacture and use
09/1993
09/30/1993	WO1993018911A1 Packing material
05/1992
05/27/1992	CN1061374A Compound paper pipe and its production method
10/1984
10/02/1984	US4474564 Machine for forming tubular profile
12/1981
12/01/1981	US4303605 Production of layered toothpicks
10/1981
10/21/1981	EP0038277A1 Machine for forming a tubular profile