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Class Information
Number: 53/550
Name: Package making > Progressively seamed cover web or web folds > With closing of web between package units > Longitudinal tube formed from single web
Description: Apparatus in which a single web is folded longitudinally upon itself and seamed longitudinally to entube the contents prior to the formation of a transverse seam which isolates the contents.

Sub-classes under this class:

Class Number Class Name Patents
53/551 Vertically disposed tube 548

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8621830 Film sealing and wrapping machine with rotary cut and seal jaw Jan. 7, 2014
8616768 Pleated stand-up packaging pouch, pleated stand-up packaging body, feed roll for pleated stand-up packaging body, and method of manufacturing pleated stand-up packaging body Dec. 31, 2013
8572936 Sealing jaw for producing sealed packages of a food product Nov. 5, 2013
8464502 Packaging device for packing stacked soft hygienic products into a plastic bag Jun. 18, 2013
8402720 Machine for manufacturing pouches containing a tobacco mixture Mar. 26, 2013
8397474 Methods of making slide-zippered reclosable packages on horizontal form-fill-seal machines Mar. 19, 2013
8375689 Packaging machine using heat sealable film Feb. 19, 2013
8356455 Packaging system including control means with power-saving mode Jan. 22, 2013
8347592 Device for manufacturing sandbags Jan. 8, 2013
8276353 Apparatus for providing end seals on vertical stand-up packages Oct. 2, 2012
8261518 In-line deformation binding apparatus Sep. 11, 2012
8225585 Dosage-dispensing device Jul. 24, 2012
8117808 Apparatus and method for transverse sealing of a packaging tube Feb. 21, 2012
8099933 Process of manufacturing sealed packages containing a pourable food product and packaging equipment for performing such process Jan. 24, 2012
8087215 Forming, filling and sealing machine, and methods for producing, filing and closing bags Jan. 3, 2012
8087220 Film sealing and wrapping machine with rotary cut and seal jaw Jan. 3, 2012
8082721 High speed packaging group and packaging machine equipped with such group Dec. 27, 2011
8042317 Double auger system and method for filling bags with slurry Oct. 25, 2011
7975457 Apparatus for making fluid filled units Jul. 12, 2011
7891156 Packaging apparatus and method of packaging Feb. 22, 2011
7877965 Method and device packaging flat objects Feb. 1, 2011
7861491 Medicine dispensing/packaging apparatus Jan. 4, 2011
7757461 Method and device packaging flat objects Jul. 20, 2010
7748200 Top-fill, reclosable stand-up package with slider device and tamper-evident structure and method of manufacturing same Jul. 6, 2010
7726462 Method and unit for the formation of groups of products in a machine for continuous packaging of products Jun. 1, 2010
7703264 Machine and method for packaging groups of products Apr. 27, 2010
7694495 Apparatus and method for making fluid filled units Apr. 13, 2010
7690175 Method for the packaging of articles with a film of plastic material Apr. 6, 2010
7673434 Filling machine and filling monitoring method Mar. 9, 2010
7640716 Device for manufacturing foam cushions Jan. 5, 2010
7610737 Continuous motion wrapping method Nov. 3, 2009
7562512 Bag manufacturing and packaging system Jul. 21, 2009
7552571 Packaging machine and process Jun. 30, 2009
7552573 Method for placing a product in a flexible recloseable container Jun. 30, 2009
7513090 Apparatus and method for making fluid filled units Apr. 7, 2009
7509787 Method for the packaging of editorial products and labels in plastic film Mar. 31, 2009
7472528 Vacuum belt assembly to drive tubular bag material Jan. 6, 2009
7395944 Medicine supply apparatus Jul. 8, 2008
7356979 Method and apparatus for manufacturing a bag package, and bag package Apr. 15, 2008
7328555 Plant and device for the continuous packing of food products in modified atmosphere Feb. 12, 2008
7328545 Packaging line and method for continuously packaging discrete products Feb. 12, 2008
7325373 Rotary unit for ultrasound sealing continuous tubular strips Feb. 5, 2008
7310926 Apparatus for producing film tube from film strip Dec. 25, 2007
7308780 Apparatus for sealing the overlapping edges of a tubular film Dec. 18, 2007
7305808 Packaging machine Dec. 11, 2007
7213383 Bag forming system edge seal May. 8, 2007
7174697 System and process for packaging products Feb. 13, 2007
7171795 Transverse sealing mechanism for bag-manufacturing and packaging machine and bag-packaging machine equipped therewith Feb. 6, 2007
7165378 Process and machine for the packaging of products with stretchable thermoplastic film, particularly of the barrier type Jan. 23, 2007
7159376 Rotary packaging machines Jan. 9, 2007

1 2 3 4 5 6 7 8

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