| Patents for B65B 51 - Devices for, or methods of, sealing or securing package folds or closures, e.g. twisted bag necks (12,250) |
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| 02/10/1981 | CA1095554A1 Machine for automatically tying the ends of sausages and the like |
| 02/05/1981 | WO1981000250A1 Linear transfer machine and process using magnetic induction for the sealing of containers |
| 02/03/1981 | CA1094999A1 Tape pressing roller set applying different wipe down pressures |
| 01/13/1981 | US4244158 Package forming method and apparatus |
| 01/06/1981 | US4243469 Heat sealer mechanism |
| 01/06/1981 | US4243448 Method and apparatus for sealing a tube of thermoplastics material by welding |
| 01/06/1981 | US4242852 Device for conditioning and preserving in vacuo plastic-wrapped sterilized products, notably linen, in an autoclave |
| 01/06/1981 | CA1092958A1 Band sealer for closing bags |
| 12/30/1980 | US4241560 Apparatus for folding and closing the tops of folding cartons |
| 12/23/1980 | US4240238 Gripping means for machine for filling and closing flexible tubes |
| 12/23/1980 | CA1092072A1 Closure for a flexible container |
| 12/09/1980 | US4238270 Tape pressing roller set applying different wipe down pressures |
| 12/09/1980 | US4238269 Tape applying device |
| 12/02/1980 | US4237360 Induction heat sealing |
| 11/25/1980 | US4235064 Bagger |
| 11/11/1980 | CA1089169A1 Spin welding apparatus |
| 10/29/1980 | EP0018331A1 Apparatus for assembling a blank to form a container |
| 10/29/1980 | EP0018205A1 Apparatus for applying bag closures |
| 10/29/1980 | EP0018204A1 Machine for automatically applying bag closures |
| 10/29/1980 | EP0017678A1 Heat resistant carton and method of forming |
| 10/28/1980 | US4230923 Device for induction welding |
| 10/21/1980 | US4229244 Manual bag sealer with lift bar |
| 10/14/1980 | US4227955 Article taping system |
| 09/30/1980 | CA1086692A1 Dispensing apparatus for machines for packeting cigarettes into hinged-lid rigid type cigarette packets |
| 09/30/1980 | CA1086690A1 Bag sealer and cutter assembly |
| 09/04/1980 | WO1980001776A1 Heating device for blank-shaping apparatus |
| 09/02/1980 | US4220847 Apparatus for thermal sealing the ends of a stack of foil wrapped packages |
| 09/02/1980 | US4219988 Automatic high-speed wrapping machine |
| 08/26/1980 | US4218863 Continuous motion wrapping machine |
| 08/26/1980 | US4218861 Apparatus for closing and sealing containers |
| 08/20/1980 | EP0014213A1 Ultrasonic packaging machine. |
| 08/12/1980 | US4217156 Method for sealing a plastics lid to a container of plastics-coated paper board and apparatus for carrying out the method |
| 08/12/1980 | US4216638 Wrapping machine |
| 08/06/1980 | EP0014021A1 Bag closing apparatus |
| 08/05/1980 | CA1083029A1 Wrapping machine and method with four side rotary tucker |
| 07/29/1980 | US4214419 Collating and shrink wrap packaging apparatus |
| 07/29/1980 | CA1082581A1 Pneumatic sealing wheel |
| 07/22/1980 | US4213285 Cartoning apparatus |
| 07/15/1980 | CA1081665A1 Adhering method |
| 07/08/1980 | CA1081187A1 Swivel mounting for tape applying apparatus wipe down roller |
| 07/01/1980 | US4210480 Steam seal of bag ply |
| 07/01/1980 | US4210249 Reclosable bag closure system |
| 07/01/1980 | US4210068 Bag sealer lid assembly |
| 06/24/1980 | US4208855 Closure for flexible receptacle |
| 06/24/1980 | CA1080017A1 Cartoning apparatus |
| 06/17/1980 | CA1079618A1 Device for sealing wraps made of thermoplastic material, particularly on machines that overwrap, for example, packets of cigarettes or similar |
| 06/10/1980 | CA1079176A1 Skip seal mechanism for packaging machine |
| 05/27/1980 | CA1078345A1 Carton sealing method and apparatus |
| 05/20/1980 | CA1077901A1 Packaging apparatus and process |
| 05/14/1980 | EP0010937A1 Apparatus for knotting the mouths of flexible packagings |
| 05/13/1980 | US4202721 Heat sealing mechanism |
| 05/06/1980 | US4201031 Method of making, opening, filling and sealing a two-compartment pouch |
| 05/06/1980 | US4201028 Apparatus for applying end caps to rolls of sheet stock |
| 04/29/1980 | US4199919 Apparatus for producing nearly parallelepipedal packaging containers |
| 04/16/1980 | EP0010018A1 Method and apparatus for producing a small quadrangular flat bag and for filling this bag with a solid or liquid substance of a predetermined quantity |
| 04/08/1980 | US4196560 Dispensing apparatus for machines for packeting cigarettes into hinged-lid rigid type cigarette packets |
| 04/03/1980 | WO1980000555A1 Device for attaching seal |
| 04/01/1980 | CA1074686A1 Seal wrapping machine |
| 03/19/1980 | EP0008994A1 Clamping means in a filling and closing machine for flexible tubes |
| 03/19/1980 | EP0008870A1 Heat sealing element |
| 03/18/1980 | US4193833 Ultrasonic packaging machine |
| 03/18/1980 | CA1073991A1 Device for controlling sealing in wrapping machine |
| 03/18/1980 | CA1073990A1 Device for controlling the sealing of wraps made of thermoplastic material, particularly on machines that overwrap, for example, packets of cigarettes or similar |
| 03/18/1980 | CA1073989A1 Device for controlling the sealing of wraps made of thermoplastic material, particularly on machines that overwrap, for example, packets of cigarettes or similar |
| 02/26/1980 | US4189897 High speed evacuation chamber packaging and clipping machine |
| 02/26/1980 | CA1072438A1 Tensioning and friction welding apparatus |
| 02/26/1980 | CA1072436A1 Handle forming apparatus |
| 02/19/1980 | US4188769 Microwave sealing of thermoplastic material |
| 02/19/1980 | US4188686 Apparatus for cold sealing the gathered end of a plastic bag |
| 02/12/1980 | CA1071524A1 Method and apparatus for fully automatically filling sacks or bags made during filling from a web of tubular plastics film |
| 02/05/1980 | US4186477 Cash register bag sealing system and method |
| 02/05/1980 | CA1071082A1 Apparatus and method for vibration sealing |
| 01/29/1980 | US4185732 Arrangements for and methods of improving ampul handling capacity in ampul processing machines |
| 01/29/1980 | CA1070652A1 Method and apparatus for sealing tamper-indicating tabs to a container sidewall |
| 01/29/1980 | CA1070650A1 Apparatus for automatically filling and closing sacks |
| 01/22/1980 | USRE30196 Single piston operated clip device |
| 01/22/1980 | CA1070163A1 Closure tie for tubes of film material, and method and apparatus for making such tie |
| 01/15/1980 | US4183194 Apparatus for producing a wrapper closed by a weld seam for balls of yarn |
| 01/08/1980 | US4182223 Swivel mounting for tape applying apparatus wipe down roller |
| 01/08/1980 | US4182015 Wire closure clip |
| 01/01/1980 | US4181558 Method and device for the tape-sealing of panels of paper, cardboard, plastic, or wood, and adhesive tape therefor |
| 12/18/1979 | CA1068242A1 Apparatus for sealing containers |
| 12/12/1979 | EP0005888A1 Apparatus for closing boxes |
| 11/29/1979 | WO1979000972A1 Ultrasonic packaging machine |
| 11/13/1979 | CA1066179A1 Hot air sealing apparatus |
| 11/06/1979 | US4173105 Apparatus for sealing containers |
| 10/23/1979 | US4171602 Semi-automatic, power-driven, columnized, flat-plastic bag closure applicator |
| 10/02/1979 | US4169346 Binding device for binding openings of bags or the like |
| 10/02/1979 | CA1063567B Single piston operated clip device |
| 09/19/1979 | EP0004239A2 Device for the vacuum packaging and preserving in plastic recipients of products, in particular laundry, sterilized in an autoclave |
| 09/11/1979 | US4167092 Sealing device for packaging machine |
| 09/11/1979 | CA1062213A1 Sealing unit for autoclave sterilization of flexible packages |
| 09/11/1979 | CA1062137A1 Wrapping machine |
| 09/04/1979 | CA1061751A1 Reclosable bag closure system |
| 08/28/1979 | US4165593 Process for attaching a hanger loop to a wrapper section closed with a U-shaped clip |
| 08/22/1979 | EP0003513A1 Skip-seal mechanism for packaging machine |
| 08/21/1979 | US4164833 Skip-seal mechanism for packaging machine |
| 08/21/1979 | CA1060860A1 Machine and method for filling, introducing steam into, and sealing flexible pouches |
| 08/14/1979 | CA1060404A1 Double clipper, single piston operated device |
| 08/08/1979 | EP0003256A1 Flexible tubular container and method of making it |