| 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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| 03/21/1978 | US4080237 Method and apparatus for sticking down fillet seam on a package |
| 03/21/1978 | US4079573 Case sealer apparatus |
| 03/21/1978 | US4079572 Package flap folding apparatus |
| 03/21/1978 | US4079570 Quick-change heatseal die for forming easy-open prackages |
| 03/07/1978 | USRE29568 Using ultrasonic vibrations |
| 03/07/1978 | US4077187 Cold co-cycling bag closure imprinting and bag closing machine |
| 03/07/1978 | US4077186 Method and apparatus for making packages |
| 02/28/1978 | US4075820 Spin welding apparatus |
| 02/28/1978 | US4075818 Impulse sealing apparatus |
| 02/14/1978 | US4073119 Taping apparatus |
| 02/14/1978 | US4073116 Wrapping machines |
| 02/07/1978 | US4072552 Ultraviolet blister sealing means |
| 02/07/1978 | US4072089 Two station sonic sealing apparatus and method |
| 02/07/1978 | US4071999 Machine for bag closing and sealing |
| 01/31/1978 | US4070853 Open top plastic bag sealer |
| 01/24/1978 | US4069646 Device for guiding seams of bags |
| 01/17/1978 | US4069093 Packaging machines |
| 01/10/1978 | US4067175 Device for sealing containers made of heat-sealable material |
| 01/10/1978 | US4067173 Packaging machine |
| 01/03/1978 | US4065908 Method and apparatus for sealing tamper-indicating tabs to a container sidewall |
| 12/20/1977 | US4063983 Orbital heat sealing apparatus and method |
| 12/20/1977 | US4063400 Continuous film sealing machine |
| 12/13/1977 | US4062383 Bag tying apparatus |
| 12/06/1977 | US4061526 Carton sealing machine having releasable latching means to hold retracted tape applying means while any carton travels therepast |
| 12/06/1977 | US4060958 Method of manufacturing a packaging container |
| 11/29/1977 | US4060443 Device for the heat-sealing of thermoplastic material or paper material coated with thermoplastics |
| 11/29/1977 | US4060442 Machine for sealing parallelepipedal boxes having a variable height |
| 11/22/1977 | US4059478 Apparatus for bonding layers of resinous material |
| 11/22/1977 | US4059477 Box end labeling apparatus |
| 11/15/1977 | US4058426 Method and apparatus for wrapping objects with a sealable wrap |
| 11/08/1977 | US4056922 Sealing machines |
| 10/18/1977 | US4054160 Tying machine |
| 10/04/1977 | US4052240 Taping device and method of taping |
| 10/04/1977 | US4052154 Apparatus for heat sealing of container bodies |
| 09/13/1977 | US4048003 Apparatus for the transversal welding and severing of superposed webs |
| 09/06/1977 | US4045946 Apparatus for continuously forming and filling tampon sacks |
| 08/30/1977 | US4045273 Tape cutter protective guard means for carton sealing machine tape applying mechanism |
| 08/30/1977 | US4044527 Apparatus for sealing containers |
| 08/30/1977 | US4044524 Method of packaging products to be preserved under vacuum or atmosphere of suitable gases |
| 08/30/1977 | US4044450 Apparatus and method for providing hanger-clip closures for casings |
| 08/23/1977 | USRE29362 Packaging apparatus |
| 08/23/1977 | US4043363 Binding device for bundling openings of bags or the like |
| 08/23/1977 | US4043098 Vertical form, fill and seal packaging machine with improved back-up bar for longitudinal sealing |
| 08/23/1977 | US4043011 Packaging machines |
| 08/16/1977 | US4041675 Carton sealing machine carton setting up and loading equipment |
| 08/16/1977 | US4041674 Apparatus for packing articles, such as bottles |
| 08/16/1977 | US4041673 Method and apparatus for flattening and sealing pouch tops |
| 08/09/1977 | US4040237 Sealing jaw mechanism for package making machine |
| 08/02/1977 | US4039367 Tape applying mechanisms of carton sealing machines |
| 07/05/1977 | US4033472 Closure for containers |
| 07/05/1977 | US4033283 Apparatus for interacting with articles passing therethrough |
| 06/28/1977 | US4031815 Handle forming apparatus |
| 06/28/1977 | US4031592 Device for closing elastic packages, particularly flexible tubular casings |
| 06/21/1977 | US4030960 Pneumatic sealing wheel |
| 06/14/1977 | US4028865 Control mechanism for carton sealing machine elevator head |
| 05/31/1977 | US4026748 Portable hand tool tape wrapping method, apparatus and article |
| 05/31/1977 | US4026237 Apparatus for applying hot melt glue to a surface of an object |
| 05/24/1977 | US4025383 Home bag sealer |
| 05/24/1977 | US4024810 Liquid settling and press container |
| 05/03/1977 | US4020608 Wrapping and sealing machine |
| 04/26/1977 | US4019949 Heat sealing apparatus |
| 04/26/1977 | US4019947 Multipurpose sealing and severing method and mechanism |
| 04/26/1977 | US4019946 Heat sealing apparatus |
| 04/26/1977 | US4019307 Welding and cutting device for packaging machines |
| 04/26/1977 | US4019305 Methods and apparatus for foldably closing the ends of laminated metal-plastic tubes |
| 04/05/1977 | US4016026 Segmented heater for band sealers |
| 03/29/1977 | US4014154 Packaging method and apparatus |
| 03/22/1977 | US4012890 Machine for enveloping articles with plastics film |
| 03/22/1977 | US4012889 Packaging machine |
| 03/08/1977 | US4010597 Apparatus for closing and sealing two-piece slotted containers |
| 03/01/1977 | US4009551 Method and apparatus for registration of web material in forming filling and sealing industrial bags |
| 02/22/1977 | US4008682 Arrow paper tape dispenser |
| 02/01/1977 | US4005975 Apparatus for connecting together parts of foam plastics |
| 02/01/1977 | US4005970 Apparatus for continuously producing seals in tube-shaped plastics film material |
| 02/01/1977 | US4005829 Tape roll and core |
| 02/01/1977 | US4005563 Holder and shear ledger plate for package tying machines |
| 01/25/1977 | US4004963 Band wheels and drive therefor in band sealer |
| 01/25/1977 | US4004399 Packaging machine |
| 01/25/1977 | US4004339 Single piston operated clip device |
| 01/11/1977 | US4002007 Apparatus for closing flexible containers |
| 01/11/1977 | US4002003 Method for securing articles to a display board |
| 01/11/1977 | US4001926 Double clipper, single piston operated device |
| 12/14/1976 | US3996724 Rotary carton closing and sealing apparatus |
| 12/07/1976 | US3996403 Strapping joint and method and apparatus for forming same |
| 12/07/1976 | US3995407 Machine for packaging products to be preserved under vacuum or atmosphere of suitable gases |
| 11/30/1976 | US3994119 Apparatus for sealing food packages |
| 11/30/1976 | US3994116 Bale wrapping process |
| 11/23/1976 | US3992854 Method and apparatus for making dual compartment package |
| 11/23/1976 | US3992851 Packaging apparatus |
| 11/16/1976 | US3991543 Sealing unit for autoclave sterilization of flexible packages |
| 11/09/1976 | US3990933 Tape applying device |
| 11/09/1976 | US3990215 Roll wrapping or banding machine |
| 10/26/1976 | US3987753 Device for depositing controlled amounts of adhesive substances |
| 10/26/1976 | US3987752 Apparatus for dispensing elongate flexible material |
| 10/19/1976 | US3986921 Sealing jaw mechanism for package making machine |
| 10/12/1976 | US3984963 Device for sealing overwraps of packages |
| 10/05/1976 | US3984278 Apparatus for tensioning and fusing strips of thermoplastic material |
| 10/05/1976 | US3983682 Apparatus for forming, filling and inserting filled bags into cartons |
| 10/05/1976 | US3983681 Apparatus for applying bag closures |
| 09/28/1976 | US3982381 Apparatus for transversely sealing a wrapper hose |