| Patents for B31B 1 - Box, carton, envelope or bag making machinery characterised by performing specific operations (15,372) |
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| 05/17/1977 | US4023607 Polyethylene urine bag with tube |
| 05/17/1977 | US4023470 Method and apparatus for continuous production of bags from thermoplastic film |
| 04/26/1977 | US4019947 Multipurpose sealing and severing method and mechanism |
| 04/19/1977 | US4018144 Flap folding mechanism for carton making machines |
| 04/05/1977 | US4015635 Tubes for the production of carrier bags with lateral accordion folds |
| 04/05/1977 | US4015516 Plug pad inserting apparatus for carton forming machines |
| 03/22/1977 | US4012999 Apparatus for forming trays |
| 03/22/1977 | US4012996 Apparatus for folding and compression of corrugated container blanks |
| 03/15/1977 | US4012036 Document hopper |
| 03/15/1977 | US4011978 Plastic bag machine |
| 03/15/1977 | US4011799 Carton erecting apparatus |
| 02/15/1977 | US4007671 Folding blank press with means to scarify blank surfaces intended for gluing |
| 02/15/1977 | US4007669 Apparatus for reversing the running direction of tube sections in sack machines |
| 02/08/1977 | US4006670 Method and apparatus for forming a collapsed box |
| 01/25/1977 | US4004481 Device for making a perforation in film material |
| 01/18/1977 | US4003780 Tape dispensing apparatus |
| 01/18/1977 | US4003300 Apparatus having dual slotter shafts |
| 01/04/1977 | US4001072 Applicator for pressure-sensitive adhesive fasteners |
| 12/28/1976 | US3999694 Severing useful lengths interconnected through small fillets in a sheet of paper |
| 12/28/1976 | US3999469 Base folding-in arrangement in a packaging machine |
| 12/21/1976 | US3998116 Apparatus for removing cut panels from sheet material |
| 11/23/1976 | US3992982 Folding apparatus for corrugated paperboard blanks |
| 11/23/1976 | US3992981 Web stripping apparatus |
| 11/16/1976 | US3991660 Carton expander |
| 11/02/1976 | US3988970 Apparatus for forming flat bottom plastic bags |
| 10/26/1976 | US3988195 Machine for applying a semipermeable patch on a plastic bag |
| 10/19/1976 | US3986441 Method and apparatus for applying a reinforcing lining blank in a desired position onto a surface of a box blank |
| 10/19/1976 | US3986440 Method for applying a cutting strip to a container |
| 10/12/1976 | US3985066 Single point means for slotter adjustment |
| 10/05/1976 | US3984047 Reinforced thin wall plastic bag |
| 10/05/1976 | US3983794 Multistep transverse welding process for producing bags from plastic sheets |
| 09/21/1976 | US3981230 Apparatus for thermally machining thermoplastics sheet |
| 09/21/1976 | US3981213 Rotary sheet material cutter and creaser |
| 09/21/1976 | US3981122 Apparatus for applying adhesive to carton flaps |
| 08/31/1976 | US3977307 Fabrication of box parts from plastic material |
| 08/31/1976 | US3977283 Rotary panel cutter for cutting openings in a web |
| 08/24/1976 | US3976418 Apparatus for gusseting continuous lengths of tubular material |
| 08/17/1976 | US3974749 Envelope flap separating and distending method and mechanism |
| 08/10/1976 | US3973475 Box forming machine |
| 08/03/1976 | US3972271 Apparatus for producing understrips for hinge lid cigarette packets |
| 07/27/1976 | US3971300 Apparatus for ultrasonic sealing of non-uniform folded carton bottom closure |
| 07/27/1976 | US3971299 Manufacture of bags |
| 07/20/1976 | US3970202 Apparatus for stacking folded boxes |
| 07/13/1976 | US3968926 Tearstrip package |
| 07/06/1976 | US3967543 Apparatus for shaping, while transferring, understrips of hinge lid cigarette packets |
| 06/29/1976 | US3966524 From thermoplastic film |
| 06/29/1976 | US3965851 Apparatus for applying sealing material to envelopes |
| 06/22/1976 | US3964953 Apparatus and method for laminating liner to box blank |
| 06/22/1976 | US3964374 Carton folding and glueing device |
| 06/15/1976 | US3963557 Article transferring apparatus |
| 06/15/1976 | US3962942 Cutoff mechanism |
| 06/15/1976 | US3962848 Envelope flap processing apparatus |
| 06/08/1976 | US3962023 Apparatus for applying handles to plastic bags |
| 06/01/1976 | US3960062 Method of making a band of plastic bags |
| 05/18/1976 | US3956975 Packaging method and apparatus |
| 05/18/1976 | US3956957 Device for longitudinally severing webs |
| 05/18/1976 | US3956865 Method and apparatus for producing a container |
| 05/11/1976 | US3955481 Apparatus for adhering traveling strip material to folded blank boxes |
| 05/04/1976 | US3954367 Stacking wheels with superimposed retarder action |
| 05/04/1976 | US3954050 Apparatus having a quick-set slotter knife |
| 04/27/1976 | US3952637 Apparatus for changing the rotary position of a slotter member and for changing the relative position between fixed and movable knives on the slotter member |
| 04/13/1976 | US3949655 Synchronization apparatus for box making machine |
| 04/13/1976 | US3949652 Device for manufacturing a flap box |
| 04/13/1976 | US3949631 Punching holes in thin sheet material |
| 03/30/1976 | US3946644 Apparatus for spreading open cross-bottoms on tubular members |
| 03/30/1976 | US3946629 Apparatus for severing sections from a web of material |
| 03/23/1976 | US3945305 Cardboard blank folding machine |
| 03/16/1976 | US3943834 Apparatus for folding and flat-sealing the bottom of a liquid-proof package |
| 03/09/1976 | US3942686 Glueing device |
| 03/02/1976 | US3941372 Feeding apparatus for corrugated cardboard sheets |
| 02/24/1976 | US3940307 Apparatus for securing articles to film-like material |
| 01/20/1976 | US3933568 Apparatus for manufacturing a wrapper web provided with a tear-open strip |