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Class Information
Number: 53/556
Name: Package making > Apparatus for contraction of cover by stretching or shrinking
Description: Apparatus for associating a cover or cover material with its contents and then drawing the cover or cover material into tight frictional engagement about or against the contents by elastic memory of the cover or cover material.










Sub-classes under this class:

Class Number Class Name Patents
53/557 By heat shrinking 253


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8650836 Film-tail sealing system and method for wrapping apparatus Feb. 18, 2014
8650845 Idler with a deflector and web wrap device Feb. 18, 2014
8621745 Stretch film sleeve label applicator Jan. 7, 2014
8621832 Device for producing shrink film-covered packs Jan. 7, 2014
8607538 Apparatus for changing film reels Dec. 17, 2013
8578683 Method of distributing packaging material from a roll of material having a tubular core via a packaging tool Nov. 12, 2013
8549819 Pallet roping and wrapping apparatus and method Oct. 8, 2013
8549820 Packaging device and packaging process Oct. 8, 2013
8539739 Method of palletizing items Sep. 24, 2013
8474222 System for handling and wrapping large bales Jul. 2, 2013
8474224 Turntable apparatus for wrapping machine Jul. 2, 2013
8453420 Film dispensing and wrapping apparatus or system using smart technology Jun. 4, 2013
8448412 Wrapping method May. 28, 2013
8418430 Apparatus for the multiple fixation of goods on a pallet Apr. 16, 2013
8403614 Robotic automated storage and retrieval system mixed pallet build system Mar. 26, 2013
8276354 Apparatus for securing a load to a pallet with a roped film web Oct. 2, 2012
8276349 Wrapping of agricultural bales of rectangular cross section Oct. 2, 2012
8276346 Wrapping apparatus and method including metered pre-stretch film delivery assembly Oct. 2, 2012
8250838 Wrapping machine Aug. 28, 2012
8220229 Hybrid palletizer Jul. 17, 2012
8166732 Stretch wrap machine with top corner film transfer May. 1, 2012
8141327 Method and apparatus for dispensing an amount of film relative to load girth Mar. 27, 2012
8112970 Flexible carrier and system for application to a plurality of containers Feb. 14, 2012
8099935 Method and apparatus for fixing the tail end of the film for wrapping palletized loads Jan. 24, 2012
8079201 Wrapping machine and wrapping methods Dec. 20, 2011
8074431 Hybrid palletizer Dec. 13, 2011
8024912 Methods for preserving pallet units of fresh perishables in modified atmosphere containing bags Sep. 27, 2011
8001745 Systems for monitoring and controlling usage of materials Aug. 23, 2011
7975456 Hood packaging installation with device for producing side folds Jul. 12, 2011
7966790 Apparatus for pulling foil hood down over large object Jun. 28, 2011
7963087 Wrapping device and method for operating a wrapping device Jun. 21, 2011
7946096 System for wrapping loads May. 24, 2011
7937910 Method and machine for preparing and depositing a stretch-film packaging sleeve on a palletized load May. 10, 2011
7937915 Hand dispenser for stretch wrap May. 10, 2011
7921624 Unitary transporter base and shaper and slip frame former for forming a transportable container Apr. 12, 2011
7913476 Wrapping device, detent mechanism for said wrapping device and method for operation thereof Mar. 29, 2011
7908830 Carriage for a stretch wrapping machine Mar. 22, 2011
7908831 Stretch wrap rope converter and wrapping system Mar. 22, 2011
7861497 Box wrapping assembly and method Jan. 4, 2011
7854105 Film wrapping machine utilizing two film carriage assemblies to effectively perform film change operations Dec. 21, 2010
7837140 Automatic film changer for a film wrapping machine Nov. 23, 2010
7836666 Method for bagging material Nov. 23, 2010
7823366 Apparatus and method for selective processing of materials with radiant energy Nov. 2, 2010
7802416 Method for automated bagging Sep. 28, 2010
7784252 Unit for positioning a sheet of film to cover the tops of product groups Aug. 31, 2010
7779607 Wrapping apparatus including metered pre-stitch film delivery assembly and method of using Aug. 24, 2010
7775016 Stretch wrap machine with top corner film transfer Aug. 17, 2010
7770366 Systems for automatically sealing a plastic bag/enclosure over containers of perishables carried on a pallet Aug. 10, 2010
7712291 Film wrapping machine simultaneously utilizing two film carriage assemblies May. 11, 2010
7707802 Film roping assembly for use within film wrapping or packaging machines May. 4, 2010

1 2 3 4 5 6 7 8 9 10 11










 
 
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