Abstract: A mattress structure including a base, an air bag structure and a fluid driving device is provided. The air bag structure is disposed on the base. The air bag structure includes a plurality of independent sub air bag structures. A plurality of supporting structures are disposed in each of the sub air bag structures. The fluid driving device is connected to the sub air bag structures so as so inject fluid to the sub air bag structures selectively. When the fluid driving device injects the fluid to at least one of the sub air bag structures so as to make the at least one of the sub air bag structures expand, each of the supporting structure is connected to two opposite surfaces of the expanded sub air bag structure.

Abstract: The invention discloses a packaging bag and an apparatus and a method for manufacturing film material of the packaging bag, and a method of manufacturing the packaging bag. The processing of the portable portion is conducted by the apparatus for manufacturing film material, and the prepared film material is made into a packaging bag finally. In the technical solution of the invention, by adding a handle structure on the side portion of the big-sized packaging bag, the bag structure of the invention is easy to carry or move the packaging bag and the product within the packaging bag that is large in weight, structure, and size. The packaging bag of the present invention has a simple structure, which is convenient to use and process, improving the practicality and usability of the bag.

Abstract: During the manufacturing process the exterior surface of one or both of the sheets of plastic film which form the bags is treated with low temperature corona discharge plasma to raise the level of surface charge magnitude to at least 43 Dyne to increase the adhesion force between the bags. A recess is formed in each of the bags to further increase the adhesion. The increased adhesion causes the mouth of one bag to automatically open as the adjacent bag is removed from the rack. The recess is formed at the same time openings are created in the bags to accept the support rods of a dispensing rack. The bags can have simple edge sides or side gussets and may be provided in a package including a pouch which receives and supports the lower portions of the bags.

Abstract: A process for manufacturing a laminate is disclosed. The laminate is for forming a package having one or more windows for viewing the contents of said package. The process comprises the step of extrusion laminating, onto a first material perforated by a hole for and defining each of said windows, a heat-sealable second material. A laminate produced by the process is also disclosed. A heat-sealed package produced with the laminate is also disclosed.

Abstract: An anti-skid treatment is applied to one or both major surfaces of bulk materials bags. The treatment may be applied to any bulk material bag, but is detailed in respect of films that tend to be relatively slippery, such as oriented polypropylene (“OPP”) and biaxially oriented polypropylene (“BOPP”). In one preferred embodiment, an elastomeric polymer having a coefficient of friction higher than that of the bag material is applied in strips to one or both surfaces of the bag. A method of manufacturing the bags is also described.

Abstract: A bottom-gusseted package comprises a package body, and a bottom gusset positioned transversely of a longitudinal axis of the package body. Formation of the bottom-gusseted package is effected by positioning individual sleeves transversely of the longitudinal axis of a flexible web which forms the package body. During package formation, the flexible web is cut to form individual packages, with each individual sleeve positioned to form a bottom gusset in a respective package.

Abstract: Point of sale envelopes and methods of producing the same are disclosed herein. An example method includes moving a substrate in a direction. The substrate includes a first side opposite a second side. The method includes applying adhesive to the second side of a first portion and a second portion of a first panel of the substrate. The first portion is spaced apart from the second portion. The method includes folding the first panel about a first fold line to couple the first panel to a second panel of the substrate and forming an opening to a pocket in the first panel. The pocket is defined by the second panel and a third portion of the first panel. The third portion is positioned between the first and second portions.

Abstract: A sealed package is disclosed that includes a breachable bubble for opening the package in combination with at least one reclosable device. The reclosable device may comprise a pair of opposing interlocking members. The breachable bubble allows for the package to be easily opened while the reclosable device allows for the package to be closed once opened. The breachable bubble and the reclosable device can be preformed on opposing strips that are then incorporated into the package as the package is being formed.

Abstract: A flexible package being capable and being adapted for accommodating a multiplicity of absorbent articles. The package has a substantially parallelepiped-shape and further comprises a frame. The frame is completely surrounding the top gusset extending upwardly and substantially orthogonally from the top gusset. The flexible package also comprises a handle extending over the top gusset. It is a further object of the present invention to provide a method of manufacturing a flexible package.

Abstract: Methods for inserting a folded film into another folded film include combining the films without unfolding or folding either of the folded films. In particular, one or more implementations of a method of combining folded films involves directing a first folded film in a first direction and separating first and second halves of the first folded film. The method also involves directing a second folded film in a second direction generally perpendicular to the first direction. Additionally, the method involves inserting the second folded film between the first and second halves of the first folded film. Furthermore, the method involves redirecting the second folded film into the first direction while between the first and second halves of the first folded film.

Abstract: A reclosable flexible package having a reclosable closure comprising easy-to-use adhesive securement means in combination with non-reclosable closures provided above and below the reclosable closure. The package provides a re-openable seal for reclosing the bag upon a partial discharge of the contents thereof, such as food contents. The flexible package offers manufacturing ease and cost-savings, and tamper-resistance. The flexible package also may be incorporated into a bag-in-box package configuration. Methods of making and filling the package also are provided.

Abstract: The present invention includes compositions of matter, methods of making and using a sealable container using a design control water based adhesive composition for application using a printing press by providing a substrate comprising a first side and a second side each having a top edge, a bottom edge, a right edge, a left edge and a storage region positioned there between; applying a first composition to the top edge, the bottom edge, the right edge, the left edge; applying at least a second composition to the first composition; and placing a cover on the at least a second composition to be sealed by the second composition and the first composition.

Abstract: The present invention relates to a multi-layered composite bag used to store bulk type products such as pet food, seeds, fertilizer, cereals, grains, charcoal, sand, gravel, and other bulk products, including without limitation bulk products intended for human and non-human consumption, and provides a more efficient manufacturing process than using a paper/plastic structure. The present invention provides a bag comprising a middle layer of woven mesh tubing to which an outer layer of solid plastic film is adhered using polypropylene or other polylaminates.

Abstract: Methods for inserting a folded film into another folded film include combining the films without unfolding or folding either of the folded films. In particular, one or more implementations of a method of combining folded films involves directing a first folded film in a first direction and separating first and second halves of the first folded film. The method also involves directing a second folded film in a second direction generally perpendicular to the first direction. Additionally, the method involves inserting the second folded film between the first and second halves of the first folded film. Furthermore, the method involves redirecting the second folded film into the first direction while between the first and second halves of the first folded film.

Abstract: The present invention relates to a multi-functional pharmaceutical package surface and a method of preparing a multi-functional pharmaceutical package surface. In particular, the present invention relates to a pharmaceutical package having a protein deterrent and lubricious surface and methods of preparing said surface by applying coatings directly to the pharmaceutical package that (a) reduce the adsorption of proteins onto pharmaceutical packaging while not affecting the activity of the protein solution and (b) provide a lubricious surface. The pharmaceutical package surface may also contain a barrier coating. Coatings can be deposited on a variety of pharmaceutical packaging materials and configurations by various methods.

Abstract: Two sheets of 20# paper of 21?×10?? sheet size are laminated together using pattern printed adhesive and silicon sites to create a sheet of multi-up #10 envelopes. Each envelope is separated by a perforation in the sheet and includes edges that are square folded to eliminate image deletions as the envelopes travel through a printer. Three kiss slits are located at the bottom of each envelope to allow air to escape and prevent wrinkling as they are conveyed through a printer. The flaps for each of the envelopes are included in the sheet which are to be folded over and sealed using a peel and seal adhesive strip, which keeps the strip moisture free and the flap opened to eliminate issues of sealing in the printer.

Abstract: An all-paper bag is provided that is leak-proof and biodegradable (recyclable). The bag is customized to a desired length, includes a heat sealed bottom and is coated on the inside with a water resistant material. In some cases, the bag includes a top strip for completely sealing the bag when liquid is stored therein.

Abstract: A resealable envelope is composed of a front panel and a rear panel attached to the front panel forming an interior pouch between the front panel and rear panel. A flap extends from the rear panel, the flap having an opening having an elongated width with two circular protrusions emanating from the top and bottom of the elongated width; the opening having a width greater than its height. A first adhesive has an adhesive layer on one side and a releasable surface layer an opposite side. The first adhesive is located at the top portion of the front panel such that the opening is in contact with the first adhesive when the flap is closed. A second adhesive strip is located on the outside of the flap over the opening such that the envelope is sealed when the flap is pressed against the resealable surface layer of the first adhesive.

Abstract: Example embodiments relate to a disposable piping bag, having a container of polymer film. The piping bag may be made essentially from a thin-walled polymer tube, and an outwardly oriented surface of the piping bag may be provided with a rough surface structure. The rough surface structure may have the form of a pattern of raised dots or grooves presenting a surface friction coefficient which may be higher than that of the polymer film.

Abstract: Durable self-adhesive laminates for use as supports for labeling comprising: (a) a thermoplastic resin film having (A) a label-receiving side and (B) an adhesive side, the label-receiving side consisting of a controlled-release surface without making use of a coated release substance and adapted to support a removable label attachable thereto by means comprising attraction forces between the resin film and a label; and (b) an adhesive having an ultimate release energy level greater than the attraction forces between the resin film and a removable label or labels.

Abstract: There are disclosed methods of making drinking pouches constructed from at least two panels of flexible laminate web material, at least a first panel thereof having a structural layer (21), a barrier layer (22) and a sealant layer (23), the sealant layer having a first thickness. An exemplary method comprises the steps of punching a hole (19) through the first panel, extruding molten sealant onto the sealant layer (24), thereby occluding the hole, colling the first panel and joining the panels together to thereby form a drinking pouch.

Abstract: A process for manufacturing a flat-bottom bag is disclosed. The process comprises the steps of providing a bag preform and a patch, the patch having a first adhesive coating thereon. The preform is positioned at an open configuration thereof, whereat its flaps extend substantially away from one another. Thereafter, the patch is positioned a sealing position against the preform, with the first adhesive coating therebetween, to form a preform/patch composite. Thence, a second adhesive coating is applied on the preform/patch composite, and the flaps are folded, in sequence, onto the gusset panels, to respective closure positions, where they are secured by the second adhesive coating.

Abstract: A multiple envelope assembly is made at a common location from a number of different webs of paper using a machine with multiple stations. A first envelope is adhesively secured to a second envelope which has an area at least 10% (preferably at least 20%) greater than the first envelope, and at least one of and preferably both of the outer surfaces of the first and second envelopes have common variable indicia (such as an addressee's name). The common variable indicia is also provided on one or more inserts in each of the first and second envelopes. Addressee indicia is provided on the outer surfaces of at least one of the first and second envelopes. The variable indicia is preferably applied using an ink jet printing assembly, while non-variable multi-color indicia is applied to the envelopes and/or inserts using multi-color flexographic print stations.

Abstract: A method for providing a package having a coated inner surface involves inverting a package having an inner surface defining an inner space, an outer surface, and a coating on the outer surface. The package can be inverted by application of a vacuum. The coating can be an additive such as a colorant, a flavorant, an antimicrobial agent, or the like.

Abstract: When manufacturing bags from tubular paper sections of a single layer or multiple layers, at least one end of each flat, tubular section is expanded into a bottom square. Lateral flaps formed in this way are folded such that they overlap and partially cover corner flaps. In order to easily bond expanded bottom squares together, the regions of the tubular sections which are to be bonded together are provided with coatings of thermoplastic which are heated and pressed together.

Abstract: A bag suitable for use in microwave cooking is constructed of an elongated tube of flexible material closed at one end by means of a cold seal closure and having a heat seal adhesive deposit applied to the other end thereof for use in closing the bag after filling thereof; and methods of making the same are described, including the making of a roll from which said bags can be made.

Abstract: A bag suitable for use in microwave cooking is constructed of an elongated tube of flexible material closed at one end by means of a cold seal closure and having a heat seal adhesive deposit applied to the other end thereof for use in closing the bag after filling thereof; and methods of making the same are described, including the making of a roll from which said bags can be made.

Abstract: This invention pertains to draw tape equipment, and methods for incorporating draw tapes into plastic and like bags. In general, a continuous plastic web is slit at a slitting station to form layers, and respective free edges. The web then passes to a hole forming station where holes are punched in the top and bottom layers adjacent the free edges. After the holes are punched, edge regions of the top and bottom layers are separated from each other, followed by forming of hems in the separated layers at hem forming stations arranged in parallel with each other. Concurrent with forming of the hems, continuous draw tapes are fed to the hem forming stations and the hems are formed about the draw tapes. The formed hems, with the draw tapes incorporated therein, optionally pass through first temperature control stations where the temperature of the plastic web is controlled to a desired temperature before hem sealing. The formed hems are then sealed to the main bodies of the respective top and bottom layers.

Abstract: Adhesive, preferably pressure sensitive adhesive, is applied to an article f manufacture, such as the closure flap of an envelope or paper bag in such a way that the adhesive is protected against activation prior to closing the article. For this purpose, the adhesive is first applied to a continuous web or tape of a carrier material that either has an inherent anti-stick characteristic or is provided with an anti-stick surface coating relative to the adhesive to be applied. Preferably, the adhesive does not cover the entire surface of the carrier strip, but rather covers only areas in the form of stripes extending at least partly across the width of the carrier web. The adhesive stripes are spaced from one another and preferably also from at least one edge of the carrier web or tape. The carrier web is then severed into strips, each provided with one adhesive stripe and these strips with the adhesive stripes thereon are then secured between two rollers to the surface area to be provided with the adhesive.

Abstract: A process for the construction of a flexible bulk container including a glued bottom portion and/or a glued top portion. A sidewall blank having a hollow tubular configuration with an upper and lower portion suspended in the shape of the desired container and positioned over a bottom wall located on a raised work area. Adhesive or glue is applied to either the bottom wall and/or the sidewall in areas where the sidewall blank will be permanently in contact with the bottom wall. The sidewall blank is lowered into contact with the bottom wall such that the lower portion of the sidewall blank is located below the work area and the upper portion is located above the work area. The sidewall blank is secured to the bottom wall by folding the upper portion of the sidewall blank over the bottom wall thereby contacting the adhesive or glue and forming a glued bottom bag.

Abstract: A process for the construction of a bulk container including a glued bottom portion. A sidewall blank having a hollow tubular configuration with an upper and lower portion is suspended in the shape of the desired container and is positioned over a bottom wall located on a raised work area. Adhesive or glue is applied to either the bottom wall and/or the sidewall in areas where the sidewall blank will be permanently in contact with the bottom wall. The sidewall blank is lowered into contact with the bottom wall such that the lower portion of the sidewall blank is located below the work area and the upper portion is located above the work area. The sidewall blank is secured to the bottom wall by folding the upper portion of the sidewall blank over the bottom wall thereby contacting the adhesive or glue.

Abstract: A sealing assembly attachment, for use in preparing envelopes which will apply a gum to a top flap, place a piece of release paper over the gummed flap, fold and crease the top flap and deliver the envelope to be stacked and counted. The sealing assembly attachment generally consists of a transfer cylinder to transfer envelopes into the sealing assembly attachment, a vacuum cylinder within the sealing assembly attachment to transport envelopes from the transfer cylinder and through the sealing assembly attachment, a gum pattern applicator to apply gum to a top flap of the envelopes while being transferred by the vacuum cylinder, a release paper applicator after the gum pattern applicator to place release paper over the gum applied to the top flap, a flap fold cylinder used in cooperation with the vacuum cylinder to fold and crease the top flap; and a delivery disk to transfer the envelope from the sealing assembly attachment to a delivery table to be stacked.

Abstract: A mailing container having upper and lower plain paper layers padded with at least two layers of globular paper is made with feed and unwinding devices for upper and lower paper webs and an unwinding device for the padded webs. A device connects the paper webs with padded webs adjacent an edge of the mailing containers. A device cuts the mailing containers to a predetermined format. A station for globular paper includes at least one supply roll to be unwound from the upper paper web and a lower paper web. A reactivatable hot melt adhesive is applied along predetermined zones, on at least one of the globular paper webs and on at least one web of the upper and lower paper webs before the webs are brought together. The hot melt adhesive applied to the predetermined zones between the upper and lower paper web and/or between the globular paper webs causes these webs to be permanently joined.

Abstract: A flat trapezoidal container provides a generally frustoconical bag with a single cavity when at least partially filled with a pulverulent material such as soil which may have a live plant growing therein, or comestible goods such as popcorn and other snacks which rely heavily upon spur-of-the-moment purchases by a customer who must first be visually attracted to the goods, thereafter be visually convinced of their freshness, and have the opportunity to smell and/or touch the goods prior to purchasing them. The container may also be specifically dimensioned to snugly sheath a flower pot so as to leave therebeneath, a surplus of film in an empty transition zone which is concealable under the flower pot. The container is made from two flat panels of heat-sealable film, each shaped as a trapezium; or from a single web folded double.

Abstract: A process for the construction of a bulk container including a glued bottom portion. A blank is suspended in the shape of the desired container and is positioned over a bottom portion. Adhesive or glue is applied to the bottom portion in areas which will contact the blank. The blank is lowered into contact with the blank and fins are formed. The fins are either folded, cut and/or secured to complete the container in one of several ways.

Abstract: A gusseted envelope or box making apparatus and method including the use of a tractor feed unit (11) which perforates the web stock (5) prior to a subsequent printing step. A thermal print head (61) precisely activates thermal ribbon (57) which is accurately registered with the web (5) by means of pin feed holes (16,17). A product conveyor (74) manipulates the product (75) so as to automatically load the box or envelope (69) thus manufactured and printed. A multipart form (141) is disclosed including a continuous envelope (167), return reply envelope (173) and enclosed coupon (166) which may all be imprinted with unique customer information (161). The complete form (141) is folded and inserted into a parent envelope (167) by a series of vacuum plates (376) and insertion rams (392).

Abstract: A reusable silicone vacuum bag is manufactured by making a silicone vacuum bag envelope having peripheral edges. The bag envelope is spread so that the peripheral edges frame the envelope. FEP is bonded to an area bordering the peripheral edges. The bag envelope is folded over on itself at the peripheral edges. Edge sealing tape is applied to the FEP in the area bordering the peripheral edges and covering the peripheral edges with the tape.

Abstract: A five-piece expanding pocket having front inner and outer panels secured to each other by cohesive glue, rear inner and outer panels secured to each other by cohesive glue, and a gusset having outer edge portions with cohesive glue on opposite sides thereof bonded between edge portions of the front and rear inner and outer panels which are bonded to each other. A fixture for assembling a five-piece expanding pocket including locating plates for retaining front and rear inner panels in a predetermined position, a positioning member for locating a gusset relative to the front and rear inner panels on the locating plates and permitting the gusset to be secured to cohesive glue on the front and rear inner panels, and the locating plates also permitting the locating of the front and rear outer panels relative to the front and rear inner panels, respectively.

Abstract: A machine and method for making frusto-conical liners for a funnel of the type used on a urinal for female individuals. The liners are dispensed from a dispenser of the telescopic type so that pressing down on a top part of the dispenser releases a liner from the dispenser. The funnel lined by the liner is cradled in an improved funnel holder that includes an ejector that knocks a used liner off the funnel when the funnel is returned to the holder so that the user need not handle the liner. The machine that performs the method of making the liners includes a station where flat liners are removed from a stack of liners, spread open, and placed on a mandrel. The mandrel rotates to a second station where the liner is folded into its final configuration. The mandrel next rotates to a third station where the liner is heat treated, and the mandrel then rotates to a fourth station where the liner is removed from the machine and added to a stack of nested liners for subsequent charging into a dispenser.

Abstract: A sealing assembly attachment, for use in preparing envelopes which will apply a gum to a top flap, place a piece of release paper over the gummed flap, fold and crease the top flap and deliver the envelope to be stacked and counted. The sealing assembly attachment generally consists of a transfer cylinder to transfer envelopes into the sealing assembly attachment, a vacuum cylinder within the sealing assembly attachment to transport envelopes from the transfer cylinder and through the sealing assembly attachment, a gum pattern applicator to apply gum to a top flap of the envelopes while being transferred by the vacuum cylinder, a release paper applicator after the gum pattern applicator to place release paper over the gum applied to the top flap, a flap fold cylinder used in cooperation with the vacuum cylinder to fold and crease the top flap; and a delivery disk to transfer the envelope from the sealing assembly attachment to a delivery table to be stacked.

Abstract: An improved microwavable package of laminar construction, having its inner layer constructed of a film whose inherent seal strength is sufficiently high that the inside of the package need not have extraneous reinforcement to maintain its integrity filling, storage, distribution and cooking. The microwavable package is ventable and easily opened by virture of a strip of heat sealable adhesive coated along its top edge immediately inside the opening of the bag and having a seal strength less than that of the package formed seals, to mask the package's normal seal strength.

Abstract: A microwavable package, comprising a folded package for use in holding a variety of cookable items, such as popcorn, other food products, or other substances, all to be heated within a microwave oven, the package being formed of a polymer material, comprising one or more liners of such laminated material, with the package being formed into the tubular configuration, and having a paper or paper-like web of material located and adhesively secured within its manufacturer's joint; the formed tubular like material is then folded at its bottom segments, adhered temporarily through the usage of a hot melt of other adhesive, and having a paper or paper like seal applied thereover, to form a fully integrated and foldable package which is capable of functioning and maintaining its structural integrity even when exposed to the energy of a microwave oven.

Abstract: A paper bag having a barrier material and a method of coating paper for use in making such a paper bag. The method comprises the steps of: continuously removing in a direction of travel a strip of paper from a source of paper at a predetermined speed; masking with a liquid impervious mask at least one longitudinal portion of the strip of paper in the direction of travel; routing the strip of paper and the mask through a bath of liquid barrier material, the liquid barrier material substantially saturating the strip of paper except for the masked portion; removing the mask from the strip of paper after moving it out of the liquid barrier material; and forming a selected length of the strip of paper into the bag. The paper bag has at least a front side and a back side each having at least one longitudinal portion extending the length of the bag. The longitudinal portion has a width less than the width of the front and back sides.

Abstract: A removable coupon label structure comprising a casting substrate; a resin film attached to the casting substrate to form a composite web; and an adhesive situated on the resin film side of the composite web whereby the composite web is suitable for mounting on a backing substance and the casting substrate may be separated from the resin film at a desired release force of about 10 to about 100 grams per inch width.

Abstract: A method for producing a packaging container having a pressure relief valve that is tightly secured to the inside of the packaging container and closes off an opening in the wall of the packaging container. To seal off the pressure relief valve, a fluid sealant is introduced into the valve, after the valve has been secured to the packaging container. To this end, an opening is punched by a hollow needle into the wall of the packaging container in the area coinciding with the pressure relief valve, and through the hollow needle a droplet of sealant is deposited in the peripheral zone of a membrane of the pressure relief valve. By capillary action, the sealant enters into the gap between a carrier part and the membrane of the valve and becomes distributed over this area.

Abstract: Containers formed of a flexible sheet of material capable of being sealed for closing off the interior of the container from the ambient atmosphere. The sheet material is resistant to tearing and includes an inner surface and an outer surface. The container comprises a mouth portion including a peel strip or layer fixedly secured to the inner surface of the material and extending substantially the entire length of the mouth portion, with adjacent portions of the peel strip or layer being in releasable engagement with each other. Some containers are formed in accordance with the method for applying the peel strips transversely across a web of sheet material and heat sealing the strips to the material at longitudinally spaced locations and thereafter severing the web into sections which are formed into the container. Other containers are formed by use of a peel layer on the entire inner surface of the container.

Abstract: A bag book (2) is provided by a plurality of bags (4) bound together at binding (8) along an edge (20) to provide a book. Each bag forms a page of the book and provides a pocket (14) in the interior of the bag. The bags are folded upwardly to define one or more upwarding facing edges (24, 40) prior to binding, to form auxiliary pockets (26, 52) for additional retention of items.

Abstract: A combination of a self-opening shopping bag and a coupon packet is disclosed together with apparatus and a method for making same. A flat coupon packet containing coupons is affixed to the front panel of the bag. The coupon packet is sized and positioned widthwise between the side gussets of the bag and spaced apart from the bottom of the bag so that, when the bag is folded flat, only the front and rear panels of the bag underlie the packet. The coupon-applying apparatus is designed and positioned to apply coupons at the beginning of the bag-making procedure. It includes a glue applicator mounted adjacent the former of the bag-making machine for applying a strip of glue to a side of the continuous sheet opposite the forming means, the strip extending lengthwise of the sheet in a predetermined lateral position. A packet feeder is mounted on the former just downstream of the glue applicator for feeding coupon packets lengthwise of the paper flat onto the continuous sheet upon the strip of glue.

Abstract: A combination of a self-opening shopping bag and a coupon strip is disclosed together with apparatus and a method for making same. An elongated coupon strip containing coupons is affixed inside the front panel of the bag. The coupon packet is sized and positioned widthwise between the side gussets of the bag. The strip has a perforated margin portion and only the margin is adhered to the bag so that the coupons can be readily detached. The coupon-applying apparatus includes a coupon strip roll stand positioned in line with the bag paper roll stand. A glue applicator is mounted on the coupon strip roll stand for applying glue to the margin of the strip. The coupon strip meets the underside of the bag paper as the paper travels around an outfeed roller of the bag paper roll stand. The coupon roll stand includes a brake for tensioning the strip. Spacers are mounted on the former and spaced apart for the coupon strip to pass between them.

Abstract: Method of manufacturing a filled packaging container comprising the steps of forming a bag on a mandrel, connecting a seam provided in a formed bag, forming a hole on an upper side of the bag and inserting a valve into the hole to provide an air pressure release after filling the container with a material. Two opposite edges of the valve are formed with two flexible portions made of foil. A sealing fluid is applied in the channel to provide a fluid film to connect the foil portions.