Abstract: A pouch according to an embodiment is a pouch having an accommodation space that accommodates contents, and including a pair of sheets, and a pair of side seal portions sealed to form the accommodation space, wherein at least one of the pair of side seal portions includes a first seal portion located near the top portion, a second seal portion located near the bottom portion and separated from the first seal portion, and a steam discharge seal portion configured to connect the first and second seal portions, to protrude to the accommodation space side, and to release steam, a portion formed by a first region between the first and second seal portions and a second region surrounded by the first region and the steam discharge seal portion is an unsealed region, and a penetration portion that passes through at least one sheet in a thickness direction is formed in the unsealed region of the at least one sheet.

Abstract: A biological containment and transport carrier apparatus for use with an equipment table in an operating room, including a base layer having an inner surface and an opposing outer surface, a top layer having an inner surface and an opposing outer surface, a perimeter of the top layer being coupled to a perimeter of the base layer to form a sealed bag, an inner seam portion formed between the base layer and the top layer, the inner seam portion having a length and width dimension configured to respectively match a length and a width dimension of a top surface of an equipment table in an operating room, and a zipper formed within the top layer to open and close an insertion flap of the top layer so as to provide access to the inner seam portion such that when the zipper is open, at least a portion of the inner seam portion is configured to fold inside out over a top surface of the table and wrap around one or more outer edges of the table and extend a predetermined distance below the bottom surface of the table

Abstract: A packaging body for absorbent articles which can further attract an attention of a user and can increase a desire of purchase of the user is provided. The packaging body for absorbent articles includes absorbent articles and a bag-shaped packaging sheet for packaging a plurality of absorbent articles. The packaging sheet includes a surface constituting an outer surface of the packaging body, and a back surface that constitutes an inner surface of the packaging body and comes into contact with the absorbent articles. The surface of the packaging sheet has a plurality of surface recesses formed so as to be recessed toward the back surface side and the back surface of the packaging sheet has a plurality of back surface recesses formed so as to be recessed toward the surface.

Abstract: Packaging assembly for the transport of coffee in the form of roasted beans, comprising: at least one impermeable bag, impermeable at least to oxygen and water vapour; said at least one impermeable bag being flexible and sealable in a watertight manner to prevent the introduction of fluids or gases; at least one unidirectional valve sealingly applied to said at least one impermeable bag which only allows gas to escape from the impermeable bag preventing the entry of gas into the impermeable bag, wherein said at least one unidirectional valve makes it possible to achieve an over-pressure inside the impermeable bag variable from 3 to 60 mbar.

Abstract: In a plastic bag including a triangular flap which has a folded hypotenuse and an open hypotenuse, a flow path is formed by the folded hypotenuse or the open hypotenuse to discharge air or gas through the flow path.

Abstract: A collapsible shipping bag includes a body defining an interior, the body including a top wall, a bottom wall, a right sidewall, and a left sidewall. The collapsible shipping bag further includes a plurality of inner stiffener panels disposed within the interior and dividing the interior into a plurality of pockets, each of the plurality of inner stiffener panels defining an intersection with the top wall and the bottom wall. The collapsible shipping bag further includes a strap coupled to the body at a first plurality of intersections with the top wall and uncoupled from the body at a second plurality of intersections with the top wall. The body is movable from an expanded position to a collapsed position due to movement of the straps.

Abstract: The present disclosure relates to a delivery bag in which the lower end of the bag is closed and wherein said lower end of the bag comprises at least one carrier handle or one carrier loop, and wherein at the same time, the upper end of the bag has a closable first opening for introducing articles for delivery. The present disclosure additionally relates to the use of the delivery bag according to the present disclosure for the transportation of goods for delivery, in particular goods for delivery for mail order and online commerce, as well as a method for producing a delivery bag according to the present disclosure.

Abstract: The present document describes a cooking container for cooking foodstuff comprising: an edge having a seal separating the interior from the exterior of the cooking container; a steam valve formed in the seal, the steam valve comprising: a pressure accumulating portion; a pressure controlling portion; and a breakable seal between the pressure accumulating portion and the pressure controlling portion; whereby the breakable seal is breakable under an increase in pressure in the pressure accumulating portion during cooking thereby forming a gap/passage in the seal and permitting controlled evacuation of pressure from the interior of the cooking container through the gap/passage to the exterior, the pressure controlling portion restricting the evacuation of pressure relative to the pressure accumulating portion after the breakable seal is broken.

Abstract: A geotextile container has a bag section, a cover section and a stuffing space. The bag section has a bag cloth, a bag non-woven fabric and a trapezoidal longitudinal section. The cover section is integrally connected with the bag section and has a cover cloth and a cover non-woven fabric. The stuffing space is formed inside the bag section and has a first margin portion. A longitudinal section of the stuffing space is trapezoidal. The first margin portion is formed at a side of a bottom of the stuffing space. The first margin portion can be immediately unfolded and contain filling materials once the geotextile container is projected into the sea.

Abstract: Compressible reclosable storage containers (e.g., pouches) having a one-way valve disposed along the bottom of the container. In one configuration, the reclosable pouch comprises a receptacle having a storage chamber and a mouth in communication with the storage chamber, and an airtight closure for closing the mouth. The receptacle comprises two walls made of thermoplastic web material, two side seals that include respective marginal portions of the two walls, and a vent that extends from one side seal to the other. The vent comprises a multiplicity of collapsible channels, each channel comprising a respective air inlet in flow communication with the storage chamber and a respective air outlet in flow communication with space external to the pouch. The channels may be formed by a series of zigzag or wave-shaped heat seals or heat seals have other shapes.

Abstract: Provided is a packaging pouch for a microwave oven, provided with a steam releasing seal portion having a weakened portion, in which no clogging occurs in the steam releasing seal portion at the time of heat-cooking in a microwave oven, and any clogging occurred can be automatically eliminated. In the present invention, hermetic sealing is effected through heat sealing of a plastic film, and at least one steam releasing seal portion having a weakened portion is provided, with a width of the weakened portion gradually increasing from a forward end portion thereof to be opened toward a rear end portion thereof.

Abstract: A system for collecting and compressing waste collected in a medical or surgical procedure. The system includes a bag for collecting the waste that is seated on a mobile cart. Once the waste is collected the bag is closed and, while on the cart, transported to a compactor. While on the cart, the bag is compacted. Air in the bag is discharged through a one-way valve fitted to the bag. The one way valve may be attached to a cartridge that is inserted into the bag opening. The air discharged from the bag is filtered prior to discharge into the ambient environment. The filter may be built into the one-way valve.

Abstract: Embodiments of the invention include a re-sealable and re-useable storage device with an integral vacuum sealing feature that can be used to create an air tight vacuum sealed environment within the storage device without a machine or pump. Embodiments of the invention further include retrofit kits for adding a vacuum sealing function to a storage device configured to provide an air tight seal but not otherwise configured to allow air to be removed from such storage device once sealed.

Abstract: An insert assembly for a fitment used with a pouch containing a liquid product producing an off-gas is provided. The assembly includes a vented insert for use with the vented fitment allowing the off-gas to pass there through. A carrier is configured to be attached to the vented insert and includes a liquid impermeable membrane attach to the carrier and fluid coupled to the fitment and insert to allow gas from the product to pass there through. The membrane, which can comprise an EPTFE material allows the gas to pass through, while preventing the liquid product from passing through a wall of the pouch. The insert assembly can be selectively opened and closed to allow or prevent the off-gas produced by the product to pass through the assembly as needed to reduce the pressure within the pouch or container.

Abstract: A self contained one-way pressure relief valve for application to product packaging that does not require the addition of a sealing lubricant. Atop a base with an opening extending through the base is an adhesive-like material layer, and a dry strap of a silicone or other release film coated membrane, all of which are of gas impervious materials. The release film coated material layer covers the opening with the release film in contact with the adhesive-like material creating a surface attraction between the release film and the adhesive-like material. An intermediate layer of gas impervious material with an opening extending through such layer may be provided. A gas pervious filter material layer may be provided to block passage of fine particulates or liquid.

Abstract: A packaging bag having a steam venting function capable of releasing pressure inside a package even when heating cooking is performed by a microwave oven and preventing the inside of the bag from being contaminated and the package using the packaging bag. The packaging bag includes two pieces of front and back main body films having sealant layers which are opposed to each other with the sealant layers facing inward, side seal parts, and a bottom seal part. The front body film is folded in the vicinity of the bottom seal part throughout the entire width of the bag and parallel with the bottom seal part to form a fold-in part. A steam venting port is formed in the fold-in part, and an easily peelable tape covering the steam venting port is disposed on the inside of the fold-in part throughout the width of the bag and parallel with the fold-in part, and then heat-sealed.

Abstract: A foil made of two plastic films and an adhesive layer laminating the two films together, wherein the first plastic film has a first side and a second side and comprises punctures therebetween. The foil is of a dual peel-seal type such that the first plastic film realizes a first peel-able seal within the foil at its first side in the form of an adhesion peel seal in an open state and/or in the form of a cohesion peel seal in a sealed state, and wherein the adhesive layer leaves open the punctures such that gas can penetrate through the punctures in-between the two films towards the first peel-able seal.

Abstract: An air discharge valve for a vacuum-sealed clothes bag having a flexible container includes a valve body for openably closing the vacuum-sealed clothes bag. A hanger is attached to the valve body to extend upwards from the valve body, the hanger being arranged in a substantially coplanar relationship with the valve body. An anchor member is securely attached to the flexible container. First and second fixing caps are fixed to opposite surfaces of the anchor member. A cloth holder is suspended from the anchor member to hold a cloth contained in the flexible container. The valve body is fitted to the first and second fixing caps in a rotatable manner.

Abstract: In a reclosable bag (20) a zipper (Z) is provided on the inner surfaces (50) of the plastic film and the two parts of the zipper (Z) are fixed on the opposite inner surfaces (50) of the bag (20), wherein the zipper (Z) is connected to the inner surface (50) of the plastic film in such a manner that between the welded regions (12, 14) between the zipper (Z) and the inner surface (50) of the plastic film, recesses (15, 13) are left free in the longitudinal direction of the zipper (Z) to form a seal-free longitudinal channel and in the transverse direction of the zipper (Z) to produce free air or steam passage openings at defined distances between the zipper (Z) and the inner surface (50), through which openings a passage of steam is possible, wherein ends of the openings facing the interior (60) of the bag (20) are larger than ends of the openings facing the exterior (70) of the bag (20).

Abstract: A vented steam cooking package includes a container formed to include an interior region and a steam-venting system. The steam-venting system is formed in the package to vent steam from the interior region to atmosphere surrounding the package during heating.

Abstract: A collapsible article container includes a pair of side walls connected along side edges and a transverse bottom edge defining an interior pouch volume having a sealable entrance opening and an air purge mechanism in communication with the pouch to provide air evacuation from the pouch through a volume reduction port. The air purge mechanism includes truncated, transverse, seals defining a restricted flow path in communication with the pouch volume through one passage and in communication with a volume reduction port through another. The collapsible article container may be reused after removal of a contained article by insertion of an article into the pouch volume, exposing the volume reduction port to atmosphere, and expelling entrained air from the pouch volume through the passages and restricted flow path of the air purge mechanism. In one form the pouch includes a closable strip spaced inwardly from the top edge.

Abstract: The vacuum packing envelope for cooking which is characterized in that a sealing part (110) having a certain width is formed for vacuum packing food by heating and thermally melting a film, and a vapor discharge part (130) which is disposed at a portion of the sealing rim part (110) for automatically discharging vapor with the aid of an inner pressure when heating and cooking food, comprises an easy peel tape (120) which crosses, in a horizontal direction, the sealing rim part; and a vapor discharge part (130) which is formed in the sealing weak part (111) where the easy peel tape (120) and the sealing rim part (110) overlap with each other.

Abstract: The invention relates to a pressure relief valve for a packaging container (3), comprising a base body (4) with a central through opening (9), a sealing surface (14) and a peripheral region (18), wherein the peripheral region (18) may be sealingly connected to an inner side (3a) of the packaging container (3) and the sealing surface (14) has an inwardly tapering form and a membrane (6), making contact with the sealing surface (14) to permit a seal wherein a fluid (5) is arranged between the sealing surface (14) and the membrane (6). The membrane (6) is flexible and a recess (30) is made in the base body (4) into which the central through opening (9) opens out, wherein in the opening region of the central through opening (9), an annular bead (12) projecting in the direction of the membrane (6) is arranged, projecting into the recess (30).

Abstract: A container (10) having a valve flap (20) which is movable between a closed position, whereat it is seated on the seating area (18) to close an evacuation port (16), and an opened position, whereat it is unseated from the seating area (18) to open the evacuation port (16). A label structure (26) includes a film layer (28) forming a seat platform on which a seating area (18) is located and/or a film layer (30) forming a flap platform on which the valve flap (20) is located. A plurality of label structures (26) can be efficiently and economically mass-produced by a label-manufacturer and then supplied to the container-manufacturer for incorporation into the containers (10).

Abstract: A recloseable pouch defining an interior including a first wall, a second wall opposing and partially sealed to the first wall to form an opening, and a closure mechanism for selectively sealing the opening. The closure mechanism includes a female closure element having first and second spaced legs extending from the first wall that are substantially symmetric about a longitudinal centerline and defining female sealing surfaces. The closure mechanism also includes a male closure element including a proximal base portion extending from the second wall, a neck portion forming male sealing surfaces to engage the female sealing surfaces, and a distal head portion. The male closure element has a plurality of intermittent deformed portions so that upon inserting the proximal base portion into the female closure element, the female closure element deflects and, in turn, fluid is allowed to flow past the closure mechanism via the adjacent intermittent portions.

Abstract: The ostomy receiving bag comprises a front wall (2) and a rear wall and has a top end and a bottom end. The top end of the rear wall is provided with an inlet to receive a stoma, and one wall is provided with at least one first half of a fixation pair (A), and the same effective wall after closure of the bag, if available, is provided with at least one second half of a fixation pair (B), such that when the first half and the second half of the fixation pair are attached, the volume of the receiving bag is reduced.

Abstract: A valve (10) is disclosed which is operable to automatically transition from a closed state to an open state in response to heat. The valve (10) includes: a cover (12) having at least one opening (12a) therein; at least one adhesive layer (32, 36) for sealing a perimeter of the cover (12) to a wall (22) of a food cooking package (20) on which the valve (10) is positioned; and, a deformable element (14) that shrinks in response to being exposed to heat, the deformable element (14) having a perimeter which is sealed by an adhesive when the valve (10) is in its closed state, wherein shrinking of the deformable element (14) pulls the perimeter of the deformable element (14) away from a site where it is sealed by the adhesive, thereby breaking the seal about the perimeter of the deformable element (14) and transitioning the valve (10) from its closed state to its open state.

Abstract: A check valve includes two valve films of synthetic resin that put one on the other, and an air passage defined by two seal sections formed by means of bonding parts of the valve films together. A compression bag and air compression bag equipped with this check valve are also provided. An inlet of the air passage is defined by a straight line linking the respective upward flow side end sections of the seal sections. An outlet of the air passage is defined by a straight line linking the respective downward flow side end sections of the seal sections. In at least one of the seal sections, the valve films are not bonded together at the line of extension of the seal section, situated on the downward flow side of the downward flow side end section of the seal section.

Abstract: A flexible fluid storage system for holding large volumes of fluid and a process and apparatus for the handling and transportation of the flexible storage system is provided. The flexible storage system includes a main storage bag with an attachment apron with fingers, a ground sheet, a lay flat tube for fluid circulation, a pressure release port, and fill/drain ports. The flexible storage system is configured for attachment to a trailer and reel system such that the flexible storage system can be mechanically rolled onto or off of a reel on a semi-truck trailer bed for easy transportation, deployment, and storage of the flexible storage system.

Abstract: The present invention is directed to a bag for use in carrying and separating articles, such as garments (clothing), towels, shoes, and the like and having means for separating clean articles from soiled or dirty articles. In a preferred embodiment of the invention the bag has a first chamber for storing clean articles and second chamber for dirty articles and allows for air circulation within the second chamber for hindering or preventing the growth of mold or other odor causing bacteria.

Abstract: Apparatus is disclosed for packaging a beverage component of a prepared meal having a hot food component. The meal is of the type that is purchased on a take-away or delivery basis for consumption, after transport to a dining destination and before the food component gets cold. This apparatus comprises: a pouch which defines an opening for receiving said beverage; and a spigot connected to said pouch for dispensing said beverage therefrom. The apparatus can also include means for sealing said opening to define a container and for releasing gas from said container such that, in normal use, said container remains sealed during said transport and such that, in normal use with a carbonated beverage, the carbonated beverage does not go flat before the food component gets cold. The sealing means can comprise a press-to-seal closure for sealing said opening and a labyrinth channel to vent said container.

Abstract: A reclosable storage bag and zipper tape for use in conjunction with same is disclosed. The reclosable bag includes first and second panels which are sealed about bottom, left, and right edges leaving an open top. The closure system further includes first and second closure assemblies or zippers which can be individually or simultaneously closed to seal the contents within the bag. Even after the first and second zippers are engaged thereby closing the bag, excess air within the bag can be removed simply be manually compressing the bag and thereby forcing the air through the vent apertures provided between the zippers. A valve internal to the closure system may be provided proximate the vent apertures and open upon sufficient application of pressure thereby allowing for air to be evacuated from the bag.

Abstract: Airtight compressible storage containers (e.g., pouches) having one-way valves in the form of respective collapsible channels that run along and adjacent to respective pouch side seals. Each collapsible channel comprises unsealed sections of web material that span the space between a respective side seal and a respective interior seal. Each collapsible channel communicates with a respective air inlet located in the interior volume of the pouch and a respective air outlet located on a periphery of the pouch. When the contents of the pouch are compressed by a user pushing down on pouch, air from the storage chamber containing the compressible contents can be forced into the air inlet, through the open channel and out the air outlet until the desired amount of air has been removed from the pouch.

Abstract: A pouch comprises a first sidewall and a second sidewall forming an interior space therebetween, a resealable closure mechanism including a first and a second elongate closure profile, and a resilient profile extending from one of the first or second closure profiles and having at least one notch extending therethrough to allow the evacuation of air from the interior space.

Abstract: An infusion bag according to one exemplary embodiment includes a body having an interior space for holding a fluid. The interior space is defined by a pair of side walls and an inner wall and an opposite bottom wall. The inner wall extends across the body from one side wall to the other side wall such that a first angle ?1 is formed between a first end of the inner wall and one side wall and a second angle ?2 is formed between a second end of the inner wall and the other side wall. The first angle is different from the second angle. The bag also includes a needleless port that is in fluid communication with the interior and is configured to sealingly mate with an external device. The needleless port is disposed in an upper corner of the body.

Abstract: A recloseable pouch defining an interior including a first wall, a second wall opposing and partially sealed to the first wall to form an opening, and a closure mechanism for selectively sealing the opening. The closure mechanism includes a female closure element having first and second spaced legs extending from the first wall that are substantially symmetric about a longitudinal centerline and defining female sealing surfaces. The closure mechanism also includes a male closure element including a proximal base portion extending from the second wall, a neck portion forming male sealing surfaces to engage the female sealing surfaces, and a distal head portion. The male closure element has a plurality of intermittent deformed portions so that upon inserting the proximal base portion into the female closure element, the female closure element deflects and, in turn, fluid is allowed to flow past the closure mechanism via the adjacent intermittent portions.

Abstract: To provide a valve structure in which a valve sheet is not fused to outer sheets when heat-sealing to a sealed bag. The left and right sides of three valve constituting sheets are side-sealed, and opposed valve constituting sheets are brought into close contact with each other to restrict a fluid from moving. The inside and outside of a bag body are partitioned by a partition seal, the valve is disposed across the inside and outside of the bag body, and welded to the bag body by the partition seal. One of the opposed surfaces of the valve constituting sheets is formed of a non-weldable film that is not welded by welding of the side seals and the partition seal. The side seals become non-welded portions and side-entering preventive sealed portions that block flows of the fluid into the movement channel are provided continuously to the partition seal.

Abstract: A reclosable pouch includes first and second film layers disposed on a first pouch sidewall. The first film layer is attached to the second film layer by first and second intermittent spot seals disposed at least across respective first and second edges of the first film layer. The second film layer is sealed to the sidewall by third and fourth intermittent spot seals disposed at least across respective third and fourth edges of the second film layer. Offset first and second apertures extend through the first and second film layers, respectively, wherein one of the first and second apertures communicates with a pouch interior and the other of the first and second apertures communicates with a pouch exterior. A fifth intermittent spot seal is disposed between the first and second film layers, the fifth intermittent spot seal surrounding a region including the first and second apertures.

Abstract: A device comprising a first unidirectional flow valve not substantially in contact with ambient air, a second unidirectional flow valve whose air-flows terminate in ambient air and an elastically resilient chamber coupling the first unidirectional flow valve to the second unidirectional flow valve to permit air-flow from the first unidirectional flow valve to the ambient. Intermittent application of pressure to the chamber moves air from the first unidirectional flow valve to the second unidirectional flow valve.

Abstract: At least one of an obverse surface film and reverse surface film, which are used to together constitute a plastic pouch, is folded back across the entire width of the plastic pouch, and peripheral edge portions of the pouch are heat-sealed, to thereby form, on at least one position, a folded-back section communicating with the body of the pouch.

Abstract: A one way valve for exhaling or evacuating air from containers, such as storage bags for preserving food and other items. The one way valve device is attached or sealed airtight to the body of the bag's outer surface wherein the one way valve is centrally positioned over a hole created on the surface of the bag. The hole forms a passage for the air to be evacuated from the interior of the bag to be led to the one way valve device. The one way valve device is made of a composition that remembers its original form, the form of the device having at least two component arms that meet with a sealing male and female format that separates and opens to allow any and all of the air from the interior of the bag to be released through the use of human applied pressure against the bag flexible structure, thereby evacuating the air from the interior of the bag.

Abstract: A flexible storage bag for storing food items and the like is provided with a separation material positioned to cover an aperture disposed in and/or a one-way valve element attached to the storage bag. The separation material may be a non-woven material. When latent air remaining in the interior volume of the storage bag is exhausted through the aperture and/or one-way valve element, the air passes through the separation material. The separation material functions to remove liquids that may be entrained in the exhausting air. In an embodiment, the separation material may be treated with a low surface energy substance to improve the liquid removal function. In another embodiment, the separation material may be provided as a plurality of layers or as part of the one-way valve element.

Abstract: A flexible, plastic thin film food package is provided having an elongate opening check valve with an air removal port that allows repeated opening and resealing of the package followed by removal of air and moisture by vacuuming. The top open edge of the food package is bonded to a flexible but rigid frame that fits a lid with the air removal port flat valve. The flat valve is a compressed foam sponge and a thin film housed in a rigid case that is bonded to the lid. Air is removed with a spatula attachment of the vacuum pump that is inserted into the space between the lid and the flat check valve. Once vacuum is induced in the interior of the food package, the film covering the frame is sucked against the lid thereby shutting off influx of air into the package.

Abstract: An air discharge valve for a vacuum-sealed clothes bag having a flexible container includes a valve body for openably closing the vacuum-sealed clothes bag. A hanger is attached to the valve body to extend upwards from the valve body, the hanger being arranged in a substantially coplanar relationship with the valve body. An anchor member is securely attached to the flexible container. First and second fixing caps are fixed to opposite surfaces of the anchor member. A cloth holder is suspended from the anchor member to hold a cloth contained in the flexible container. The valve body is fitted to the first and second fixing caps in a rotatable manner.

Abstract: Bag for receiving bulk material and in particular cement, having a bottom seam and an opposite filling end wherein a receiving space is provided between the bottom seam and the filling end provided to receive the bulk material and formed by the bag wall. A de-aeration device is disposed in the bag wall between the bottom seam and the filling end for de-aerating the bag interior after filling. The de-aeration device comprises a semi-permeable membrane inserted in the bag wall. The membrane is air-permeable and water-impermeable.

Abstract: A pouch with a valve includes first and second pouch sidewalls sealed to one another to define an opening. A resealable closure mechanism is attached to inner surfaces of the first and second sidewalls proximate the opening to define a pouch interior opposite the opening. A channel extends from the interior to the opening between a section of the first closure element and the first sidewall. A pleated thermoplastic member is sealingly disposed in the channel and has an aperture disposed through the member. A fluid path may provide direct fluid communication between the interior and an exterior of the pouch, wherein the fluid path passes through an edge of the pouch defined by at least one of the first or second pouch sidewalls.

Abstract: An offset resealable closure mechanism adapted to provide an airtight seal for a pouch includes a first elongate closure element and a second elongate closure element. The first elongate closure element includes a first elongate closure profile extending therefrom and a second elongate closure element includes first and second legs extending therefrom to define a channel. A sealing flange extends across the channel and includes a slit therethrough adapted to receive the first elongate closure profile. The sealing flange forms an airtight seal with the first elongate closure profile when the closure mechanism is occluded.

Abstract: A vacuum sealing bag includes first and second bag panels overlappedly affixed in an edge to edge manner to form a storing cavity between the first and second bag panels and an opening communicating with the storing cavity, and an air sealing arrangement having a plurality of first air channels longitudinally formed on an inner side of the first bag panel and a plurality of second air channels transversely formed on an inner side of the second bag panel in such a manner that when the inner side of the first bag panel is overlapped on the inner side of the second bag panel, the first air channels are communicatively intersected with the second air channels for guiding air within the storing cavity to outside, so as to air-seal the storing cavity in a vacuum manner.

Abstract: A flexible, plastic thin film food package is provided having an elongate opening check valve with an air removal port that allows repeated opening and resealing of the package followed by removal of air and moisture by vacuuming. The top open edge of the food package is bonded to a flexible but rigid frame that fits a lid with the air removal port flat valve. The flat valve is a compressed foam sponge and a thin film housed in a rigid case that is bonded to the lid. Air is removed with a spatula attachment of the vacuum pump that is inserted into the space between the lid and the flat check valve. Once vacuum is induced in the interior of the food package, the film covering the frame is sucked against the lid thereby shutting off influx of air into the package.

Abstract: Apparatus for storing food and for keeping it warm and moist comprising a substantially water impermeable pouch that bounds an insulated food warming chamber, the pouch having opposing substantially coextensive lips capable of being moved apart for providing passage to the warming chamber and for providing a partial vapor lock for inhibiting moisture from building up in the warming chamber.