Abstract: The present invention relates to a package of one or more articles, the package comprising a substrate comprising at least one film layer wherein the substrate forms a plurality of panels and an opening feature, wherein the panels define an interior compartment, and wherein the one or more articles are disposed in the interior compartment, wherein the substrate has a first tearing force in a first direction and a second tearing force in a second direction, the second direction being perpendicular to the first direction, wherein the first tearing force is no greater than about 240 gf as measured according to Tearing Force Test, and wherein a ratio of the second tearing force to the first taring force is no less than about 1.35.

Abstract: A bag includes a bag body defining a housing space, an elongated member provided on a first face portion of two face portions forming the bag body, and a tab. The elongated member includes an elongated tearing guide piece, a belt-shaped base provided between a second face portion and the tearing guide piece along a longitudinal direction of the tearing guide piece. The tab has an outer edge defined in the first face portion by a cutting line penetrating through the belt-shaped base and the first face portion. A protector covering the tab is provided on a side of the first face portion provided with the belt-shaped base.

Abstract: A woven laminated plastic bag having features that further prevent leakage of contents out of the bag, or infestation of organisms into the contents of the bag is provided. In various aspects the bag can be fabricated from woven polypropylene and/or polyethylene layer which can be laminated with a film layer, can form a pinch bottom bag, and can have one or both sides include graphics and/or printing. The bag can also provide a top end and/or a bottom end either or both of which provide a discrete area which may contain discrete graphics and/or printing. The bag can also include a tape covered easy open feature that facilitates removal of tightly adhered sealing tape.

Abstract: A process for capturing or concentrating microorganisms for detection or assay comprises (a) providing a concentration agent that comprises an amorphous metal silicate and that has a surface composition having a metal atom to silicon atom ratio of less than or equal to about 0.5, as determined by X-ray photoelectron spectroscopy (XPS); (b) providing a sample comprising at least one microorganism strain; and (c) contacting the concentration agent with the sample such that at least a portion of the at least one microorganism strain is bound to or captured by the concentration agent.

Abstract: A tape bondable to an inner surface of at least one of films forming a bag body is provided. The tape includes: at least one elongated base; a tearing guide piece bonded to the base in a longitudinal direction of the base and capable of tearing the base and the film; and at least one protrusion protruding in a direction of the tearing guide piece from a surface of the base to which the tearing guide piece is bonded. The protrusion is formed on a portion of the base where the tearing guide piece is not bonded.

Abstract: A cigarette pack in the form of a sealing pack consisting of an inner pack in the form of a foil block and an outer pack in the form of a hinge-lid box. An opening aid of the foil block is provided with a removal opening which is formed as an open recess as a result of punching during the production of a blank for the foil block, in particular in the region of a continuous foil web. Said removal opening, which is free right from the start, is closed by a closure tab which is able to be opened and closed multiple times on account of a corresponding glue connection. The closure tab is preferably connected permanently to the inside of a lid front wall of the outer pack by means of an actuating tab.

Abstract: A polyaxial bone anchor is disclosed. The polyaxial bone anchor comprises a receiver member that includes an open bottom, a first locking member and a first sidewall. The open bottom receives a shank having a substantially spherical head. The first sidewalls has a first recess which is configured to receive the first locking member. The receiver member can further include a rod receiving recess, a second locking member, and a second sidewall. The rod receiving recess receives a rod. The second sidewall has a second recess for receiving the second locking member.

Abstract: A woven laminated plastic bag having features that further prevent leakage of contents out of the bag, or infestation of organisms into the contents of the bag is provided. In various aspects the bag can be fabricated from woven polypropylene and/or polyethylene layer which can be laminated with a film layer, can form a pinch bottom bag, and can have one or both sides include graphics and/or printing. The bag can also provide a top end and/or a bottom end either or both of which provide a discrete area which may contain discrete graphics and/or printing. The bag can also include a tape covered easy open feature that facilitates removal of tightly adhered sealing tape.

Abstract: The present invention is a water soluble collection bag for the disposal of bodily waste and pet fecal matter in a toilet. The present invention includes a method of use that prevents plumbing system clogs when disposing of bodily fluids and pet fecal matter in a toilet.

Abstract: A flexible, stackable, reclosable container for storing a quantity of products comprising a plurality of walls defined by a first sheet and a second sheet attached to at least a portion of the first sheet. The second sheet extends over at least three of the walls. The opposing container walls each have a sealed portion and one or more tucks, the tucks comprising a portion of the first sheet tucked toward the interior volume. A portion of the second sheet defines a reclosable feature located over an opening for reclosing the container. The second sheet includes a line of reduced strength at or adjacent at least a boundary adjacent the tucks and disposed between the opposing container walls each having the sealed portion and an adjacent container wall. The second sheet can include a hinge about which the reclosable feature pivots from closed position to open position.

Abstract: Methods are provided that facilitate the selection of a film structure for use in a package. In one aspect, a method of selecting a film structure for use in a package comprises determining a critical impact direction of a package by finite elemental method (FEM) analysis, wherein the package has a predetermined volume, a predetermined shape, and a predetermined fill material; determining one or more desired tensile properties of a film structure to use in the package based on the critical impact direction, wherein the one or more desired tensile properties comprise at least one of toughness in the machine direction, toughness in the cross direction, elongation at break in the machine direction, elongation at break in the cross direction, stress at break in the machine direction, and stress at break in the cross direction; and selecting a film structure based on the one or more desired tensile properties.

Abstract: An encapsulated protective suit having an external air flow hose and comprising a skin, a filter incorporated in the skin of the protective suit, and a seal, wherein when the seal is intact, air does not flow through the filter.

Abstract: A package (10) is formed from a flexible laminated wrapper (14) having an outer laminate structure (26) and an inner laminate structure (24) and includes a tear strip (30) formed in the wrapper. The tear strip has an outer tear strip portion (40) defined between a pair of outer spaced lines of weakness (42, 44) in the outer laminate structure. At least one inner line of weakness (48, 50) is formed in the inner laminate structure offset from the outer lines of weakness. At least a part (54) of the tear strip defined in one of the outer and inner laminate structures is bonded to an overlapping region of the other of the outer and inner laminate structures in a peelable manner. An inner tear strip portion (46) may be defined in the inner laminate structure (24) between a pair of spaced inner lines of weakness (48, 50).

Abstract: The present disclosure provides an environmentally friendly container for liquids that is designed to use few materials and, upon disassembly, may easily be separated into recyclable elements. The container includes a housing, a flexible storage bag within the housing, and a lid positioned over an end of the housing, wherein the flexible storage bag is held between the lid and the housing. Further, the container includes a shrink-wrap film surrounding at least a portion of the housing and lid, wherein the shrink-wrap film secures the lid to the housing.

Abstract: A urinary catheter assembly (1) is provided. The catheter assembly has an intermittent urinary catheter (2) with low-friction surface and a tubular elongated package (3) with a side-opening (15). The catheter may be provided with a hydrophilic surface and the package may include a liquid swelling medium. The user may grab the connector (4) through the side-opening and pull out the catheter of the package through there. Spillage of the liquid swelling medium or lubricant is avoided. The side-opening may be configured so that it has two stable configurations, a storing and a folded configuration.

Abstract: A tube filling process comprising the steps of loading empty plastic tubes into a fixture, sealing one end of said plastic tubes, cutting a score line on said plastic tubes, filling a first substance into said plastic tubes, removing excess amount of said first substance from said plastic tubes to create equal heights of said first substance in said plastic tubes, filling a second substance into said plastic tubes, removing excess amount of said second substance from said plastic tubes to create equal heights of said second substance in said plastic tubes, centrifuge said plastic tubes, and affixing an applicator tip to an end of said plastic tubes. One or more of the steps may be omitted to produce the desired liquid filled cotton swabs.

Abstract: A package for securing a card is disclosed where the card is retained between two panels that are secured together by a heat-activated adhesives and/or a combination of polymeric and adhesive constituents to drastically hinder surreptitious access to the contents of the package. The package may include additional features for activating or accessing the card and increasing the aesthetic appeal of the package.

Abstract: A bag 1 with a reclosable tape includes a reclosable tape 20 having a male fastener part 21 and a female fastener part 22 attached to one inner surface of a bag body 10, a cut tape 23 provided between mounting base parts 212 and 222 of those fastener parts, and an easily unsealable structure 50 formed on the mounting base part 212 adjacent to the cut tape 23 in an unsealing start part 30 of a side seal part 60 of the bag body. The easily unsealable structure 50 may be formed by: forming a hole portion 50a or a portion formed by a weak line on the mounting base part 212, arranging a thickness of the mounting base part 212 in the unsealing start part 30 so as to be thinner than other portions, or forming a non-adhesive part between the mounting base part 212 and the cut tape 23.

Abstract: A package for a food product is provided and includes a fin seal, where the package is configured for controlled opening using an opening feature. The opening feature may include an integral flap separable from the remainder of the package to form an access opening to an interior of the package. The flap may be defined by one or more score or scribed lines that extend only partially through the package. The flap may have a portion extending into the fin seal area. Opening of the flap may expose adhesive of the fin seal area which can be utilized for attaching the flap to reclose the package.

Abstract: A cutting tape includes a leading portion, a first base, a second base and a seal layer. The leading portion is welded on a sealant layer with the seal layer interposed therebetween. The first base and the second base, which are laminated on the leading portion, respectively include thin laminated portions and body portions to be welded on the sealant layer. The laminated portions are welded on the leading portion. The body portions respectively have a substantially trapezoidal cross section projecting toward the sealant layer and having an inclined surface adjacent to the leading portion.

Abstract: The present invention provides a package (10) comprising an outer film layer (32) and at least one inner film layer (34,36), the inner and outer film layers being mutually laminated. The package also comprises a pair of mutually spaced lines of weakness (20) in at least the outer film layer, and means (22) for initiating tearing of the film layers. The lines of weakness and tear initiation means are disposed such that activation of the tear initiation means causes controlled tearing of all the film layers along the lines of weakness. The package is particularly suitable for block products such as chocolate bars.

Abstract: A flexible package (14) comprises one or more lengths of flexible material (16) arranged to define an internal cavity closed by means of seals (18, 22, 24) in which opposed regions of the material are bonded together. At least one seal (22) has a tab portions (30) in which the material is not bonded to an opposing region of material. The material (16) has directional tear characteristics and is oriented so as to tear preferentially in a direction orthogonal to the direction of said seal. The package is opened by pulling the tab portions (30) so that the material tears along either side of the tab portions in the manner of a tear strip. The material (16) may consist exclusively of a single layer of monoaxially oriented polypropylene film. The tab portions (30) may be formed in an end seal (22) so that material tears in a longitudinal direction of the package. The package may be a flow wrapped package.

Abstract: This relates to a food dispensing bag that can accept food through a first opening and dispense food out of a second opening. The first opening can be unsealed to permit food being loaded into the bag and subsequently sealed for storage of the food in the bag. During the loading of the food into the bag and storage of the food in the bag, the second opening can remain sealed; Once a user desires to dispense the food from the bag, the user can unseal the second opening and squeeze the bag to dispense the food out of the second opening.

Abstract: A packaging container with a pull tab is provided. The packaging container includes a pouch with at least one opening or at least one perforated openable area in a pouch wall, and one or more pull tab labels adhesively connected to at least one outside wall of the pouch and covering the at least one opening or one perforated openable area. The one or more pull tab labels include a substrate with at least one notch in an edge of the pull tab label and a pressure sensitive adhesive on at least a portion of one surface of the substrate. The peel strength between the pull tab label and the outside wall of the pouch is lower in the area of the pull tab label proximate the notch then in the area of the pull tab label proximate the opening or the perforated openable area in the pouch.

Abstract: A flexible packaging laminate formed by an outer structure joined to an inner structure. Score lines are formed in both structures to form a flap that is lifted to open the package. The score line through the outer structure defines a larger opening than the score line through the inner structure, such that a marginal region of the outer structure extends beyond the edge of the opening portion of the inner structure. A pressure-sensitive adhesive is used to re-adhere the marginal region to an underlying surface of the inner structure adjacent the opening through the laminate. The outer score line includes at least one tab having one end integrally joined to an outer edge of the flap and an opposite end anchored to a portion of the outer structure spaced from the outer edge, the tab being torn through upon initial creation of the opening through the flexible packaging laminate.

Abstract: A package of flexible material, particularly suitable to contain sterilizable food products, has a parallelepiped box shape with a base or bottom wall (2), a top wall (3), a front wall (4), a back wall (5) and two side walls (6, 7), an opening (8) closed by a peelable patch (9) sealed along a track (20) disposed astride the peripheral edge of the opening (8) being provided on the top wall (3), a respective peripheral edge (10) protruding from the base (2) and from the top wall (3).

Abstract: A container, or package, that is separable for resizing the container after the contents are partially consumed. One or more mid-package separable seals are positioned between the top and bottom of a package. The seal in the sealed configuration flexibly provides package integrity with an air-tight seal and connection. In the operated configuration, the seal separates the package into two sections, allowing the package to assume a size that is suitable for the volume of material remaining. In one embodiment, the mid-package separable seal includes a sealing strip that is adhesively attached to the outside of the package and covers a tear line/strip formed in the material of the package. Removal of the sealing strip allows the tear line to separate the package into two sections. In another embodiment, a connecting strip is attached to two sections of the package and the connecting strip has an integral tear line.

Abstract: A method for remotely applying a force to a tether affixed to a sterilizing swab package to open the package for use of a swab disposed therein. The method may be applied to sterilizing a septum of a vial disposed within a bag.

Abstract: A closure strip for a bag. Two supporting webs are provided, on their internal surfaces facing each other and at a distance from their longitudinal edges, with at least one longitudinal closure assembly. Each web has an upper portion, extending longitudinally in an upper portion thereof, and a lower portion, extending longitudinally in a lower portion of these. At least one of the webs includes internal faces which correspond to the faces of the upper and lower portions made in materials having different melting temperatures. The melting temperature of the material of the upper portion is less than the melting temperature of the material of the lower portion. The closure strip also includes a line of weakening which extends longitudinally in an intermediate area of each web. The intermediate areas are made of a third material having a lower tensile strength than the upper and lower portions.

Abstract: A packaging container is provided. The packaging container includes one layer of shaped packaging material and has a pull tab to make an opening, for example, for a straw. The pull tab is built into the packaging material by the cutline and in the area of the pull tab, a closure film is connected to the inside of the packaging material. A connection area of the pull tab is connected to the closure film, so that by pulling on the pull tab in the connection area, the opening for the straw is created. The pull tab includes the packaging material itself and must not be separately connected to the container. With a penetration of the closure film, for example with a straw, this can be avoided.

Abstract: Various embodiments of the present invention are generally directed to an easy opening packaging article, such as an end-seal bag or the like, having a tear initiator and one or more grip assisters. According to various embodiments, the tear initiator and grip assisters are configured to assist a user in opening the packaging article. In particular, the grip assisters are configured to reduce the likelihood that a loose piece of plastic is generated during the opening process, and to reduce the likelihood that undesired tears in the packaging article are generated during the opening process.

Abstract: An at least two-layer label for opening and closing flexible packages provided with a pre-cut opening closable with a cover, having a base label provided with a first adhesive layer having a weakened cut-off area which is placed over the pre-cut opening, and a covering label whose lower part is provided with a second adhesive layer by which it is adhered to the base label; the adhesive strength of the base label to the package being greater than the adhesive strength of the covering label to the base label.

Abstract: A tubular bagging machine includes an innovative indentation-forming device and a modified cross-sealing device. The innovative indentation-forming device includes two punches that form two indentations in the foil web. The machine then forms the foil web into a foil tube with the indentations aligned directly opposite each other and bowed outward. The cross-sealing device includes two opposing sealing jaws each having a blank formed in it. The jaws are closed together to form transverse seal zones in the foil tube. The blanks are aligned with each other and receive the aligned indentations so that they are not sealed together, resulting in the formation of an air bubble in one of the seal zones. Also disclosed are methods of manufacturing the bags, bags produced by the disclosed machines and methods, and retrofit kits for upgrading existing tubular bagging machines.

Abstract: A package includes at least one layer of foamed thin film and an opening feature formed in the layer of foamed thin film. The foamed thin film has a caliper of from about 10 microns to about 250 microns thick. The foamed thin film comprises from about 5% to about 50% density reduction as compared to a non-foamed thin film of substantially the same caliper and substantially the same composition. The package may include foamed thin film made of a plastic resin and a whitening additive that is added to plastic resin. The whitening additive is selected to produce a foamed thin film having an opacity value of from about 35% to about 99%. The whitening agent is of substantially the same composition and is present in substantially the same amount as would be selected to produce substantially the same light reflectivity in a non-foamed thin film of substantially the same caliper and substantially the same composition.

Abstract: To empty a bag which has at least one cross bottom (4) which is covered with a bottom cover sheet (18) and which has an essentially rectangular shape and is glued together out of corner tucks (11) angled from narrow sidewalls via folding lines and out of bottom flaps (12) angled from wide sidewalls via folding lines (13, 14), there is provision, according to the invention, whereby the bottom cover sheet (18) is drawn off, starting from a narrow sidewall, from the respective corner tuck (11) and from part of the adjoining bottom flaps (12), whereby the bottom flaps (12) are torn on the far side of the corner tuck, transversely with respect to their free edges, as far as the adjoining wide sidewall, in order to separate a part (12?) of the bottom flaps (12), and whereby the separated parts (12?) of the bottom flaps (12), together with the corner tuck (11), are bent, by being folded up about the folding lines (13, 14, 23), into a pour-out channel (24), via which the emptying of the bag contents takes place.

Abstract: A bag structure includes, in an example embodiment, a bag body including side walls having inner and outer surfaces, and the bag body further includes a top end and a bottom end. A closure member is coupled to the top end for opening and closing the bag body. A sealing material is applied to an area proximate at least one of a top edge of the side walls and a bottom edge of a portion of the closure member. An adhesive member is secured to the bag body. The adhesive member includes a reinforced section and an adhesive section. The adhesive member is configured to retain the top end of the bag body in a folded over relationship until the adhesive member is severed along the reinforced section.

Abstract: A tamper-evident retaining device for use with articles of evidence having a base sheet and a secondary sheet connected along conjoined bottoms. A top closure includes a central panel secured along a top of the base sheet, first and second side panels extending from opposite edges of the central panel and pivotally opened in a first position. First and second side flaps extend from the sides of the base sheet such that, upon pre-placement of the evidence article upon the base sheet and subsequent folding up of the secondary sheet to overlay the base sheet, the flaps are inwardly folded to secure, in tamper evident fashion, said sides of said of said secondary sheet to said sides of said base sheet. The side panels are then pivoted inwardly and in overlaying fashion against the central panel in a second position to secure, in tamper evident fashion, the top of the base and secondary sheets.

Abstract: Packaging particularly for display on a Euro-hook or the like comprises a bag or pouch (10) closed at one end by means of a header (14). A line of weakness (18) extends across the header dividing it into an outer portion (14A) and an inner portion (14B) both of which are sealed. An aperture (16) is provided in the outer portion (14B) of the header for suspending the packaging for display purposes. The outer portion (14A) can be separated from the inner portion after removal from the display hook by tearing along the line of weakness. The seal in the inner portion (14B) of the header is peelable to allow for ease of opening. A method of manufacturing the package and an apparatus (30) for forming the packaging are also disclosed. The apparatus includes a pair of cross jaws (32) having a punch for forming the aperture and at least one knife guide.

Abstract: A belt-shaped base of a female member of a zipper tape attached to an inner surface of a bag body has a wide portion that extends wider toward an opening of the bag body than a belt-shaped base of the male member. An open tape is disposed on the wide portion and a seal layer is laminated on a surface of the open tape. A first projecting portion is also provided on the wide portion. A second projecting portion is provided on an opening-side end of the belt-shaped base. The projecting portions have a substantially trapezoidal cross section. When the zipper tape is bonded to the bag body and is sealed by the seal layer, a gap is provided between the open tape and the first and the second projecting portions.

Abstract: The invention relates to a flexible package (1) formed by a wrapped material having a first longitudinal joint (4) comprising two longitudinal edge portions of the wrapped material. The package (1) also has a first and a second transverse joint (5, 6), each comprising a transversal edge portion of the wrapped material. The package (1) comprises a pocket defined by said wrapped material, an openable flap (11) defined by an indication (10) and a label (12) fixed to the openable flap (11) and provided with a tab (14) for opening the package (1) along the indication (10). The package (1) is characterised by a first and a second longitudinal stiffener (3) being formed by said wrapped material and that said label (12) is adhesively fixed to at least one of said first and second longitudinal stiffeners (3). The invention also relates to a method of producing such package.

Abstract: A package containing disposable absorbent articles wherein the package incorporates improved dispensing and carrying elements which aids in consumer use of the package.

Abstract: A tubular bagging machine includes an innovative indentation-forming device and a modified cross-sealing device. The innovative indentation-forming device includes two punches that form two indentations in the foil web. The machine then forms the foil web into a foil tube with the indentations aligned directly opposite each other and bowed outward. The cross-sealing device includes two opposing sealing jaws each having a blank formed in it. The jaws are closed together to form transverse seal zones in the foil tube. The blanks are aligned with each other and receive the aligned indentations so that they are not sealed together, resulting in the formation of an air bubble in one of the seal zones. Also disclosed are methods of manufacturing the bags, bags produced by the disclosed machines and methods, and retrofit kits for upgrading existing tubular bagging machines.

Abstract: A wine glass constructed from molded plastic includes an upper body defining an upwardly narrowed flume for concentrating the wine bouquet, in combination with a contoured lower base defining an annular moat surrounding a central punt for enhanced visual inspection of the wine. In addition, the upper body further includes a notched indent at an outboard side thereof forming a shelf for facilitated fingertip grasping and manipulation of the assembled glass. In one form, the upper body and lower base of the wine glass are provided as separate modules adapted for assembly to form the wine glass, and disassembly for respective compact stacking. In another form, the wine glass has a one-piece construction adapted for compact stacking by nested reception of the upwardly narrowed flume partially into the underside of the lower base of an overlying glass in the stack.

Abstract: A bag container includes a synthetic-resin container body shaped by using a mold and including a body portion including a bottom portion and a spout-forming portion. A spout is formed by tearing an easy-to-tear portion of the spout-forming portion and removing a to-be-torn-off portion. The spout-forming portion is provided projecting upward, perpendicular to a placing surface formed by the bottom portion, from the body portion. An opening tab piece including an engagement hole with which the ball of a finger is to engage is provided projecting on one side of the spout-forming portion. The engagement hole has a shape that guides the finger such that, when the easy-to-tear portion is to be torn, the ball of the finger engages with a circumferential edge portion of the engagement hole from the inner side thereof while being oriented toward the circumferential direction centering about an end of the easy-to-tear portion.

Abstract: A bag structure includes a bag body including side walls having inner and outer surfaces, and the bag body further includes a top end and a bottom end. A closure member is coupled to the top end for opening and closing the bag body, and an adhesive member is secured to the bag body. The adhesive member includes a reinforced section and an adhesive section. The adhesive member is configured to retain the top end of the bag body in a folded over relationship until the adhesive member is severed along the reinforced section.

Abstract: The present invention relates to a bag (1) for hermetically enclosing an inflatable liferaft; the bag is made of an impermeable material and comprises an outer side (6) and an inner side (8); the bag further comprises an opening. Furthermore, said opening is a slit (51) in the impermeable material closed by a peelable layer (2) so that the bag substantially maintains its hermetical property.

Abstract: A bag of a heat shrinkable, gas-barrier thermoplastic film for packaging an item comprises a first seal adjacent a bottom edge and connecting first and second side edges, and defining an area between it, the side edges and a top edge for receiving the item, a second seal along the bottom edge or between the bottom edge and the first seal and connecting the side edges, and having a shaped portion adjacent a corner of the bag at the first side edge and the bottom edge which projects towards the top edge, and a precut extending from the bottom edge towards an apex of the shaped portion, the first seal extending from the second side edge towards the shaped portion at a level below the apex and around the shaped portion to the first side edge, and a manually graspable tab being formed between the first side edge, the first and second seals adjacent the first side edge and the shaped portion.

Abstract: Described herein is a device for opening hermetic flexible containers, comprising a flexible strip heat-sealed to the internal surface of a wall of the container and incorporating a tape-like thread having a tear tab to cause tearing of the strip, and the consequent tearing of the wall of the container, via a gripping tab of said wall. The gripping tab and tear tab are staggered with respect to one another and hermetically isolated by a heat seal between the strip and the wall of the container.

Abstract: A tubular bagging machine includes an innovative indentation-forming device and a modified cross-sealing device. The innovative indentation-forming device includes two punches that form two indentations in the foil web. The machine then forms the foil web into a foil tube with the indentations aligned directly opposite each other and bowed outward. The cross-sealing device includes two opposing sealing jaws each having a blank formed in it. The jaws are closed together to form transverse seal zones in the foil tube. The blanks are aligned with each other and receive the aligned indentations so that they are not sealed together, resulting in the formation of an air bubble in one of the seal zones. Also disclosed are methods of manufacturing the bags, bags produced by the disclosed machines and methods, and retrofit kits for upgrading existing tubular bagging machines.

Abstract: There is provided a fastener bag capable of improving working efficiency for the filling of inner content and forming a bag cut-starting portion. The bag is formed as gusset-type packaging bag, to which a fastener for freely opening or closing the packaging bag is attached. The fastener has a male portion to which a projected thread is formed and a female portion to which a groove is formed so as to be engaged with the projected thread. Base portions of the male and female portions are attached to an inner surface of one of the flat surface portions or side surface portions so that the projected thread and the groove face each other. A cut-tape for separating the flat surface portion into the male portion side and the female portion side is provided between the base portions.