641results about "Flexible container closure" patented technology

A reclosable enclosure includes a body having a front panel and a back panel secured to each other and forming a cavity therebetween to store contents. The body includes a flap that extends from a top end of the body. The reclosable enclosure includes a zipper assembly coupled to an interior surface of at least the front panel. The zipper assembly includes a first profile strip and a second profile strip that form a reclosable zipper to selectively close the cavity. The flap blocks access to the reclosable zipper and is sealed to at least one of the front panel or the second profile strip in an intact state of the flap. The flap defines one or more lines of weakness to permit irreparable separation of a sub-flap from a remainder of the flap to access the reclosable zipper.

A resealable bag topper for application to a non-resealable packaging bag is disclosed. An example device includes a flexible topper body defining an access channel, a resealable mechanism such as a zipper or slider closure to open and close the channel, and an adhesive portion for affixing the body to the bag. To enable multiple uses of the device, the adhesive portion is specially configured. In one example, the adhesive portion includes a repositionable adhesive or a multi-layer assembly of stacked adhesive layers that enables the entire device to be removed from a first bag and reapplied to a subsequent bag. In another example, the adhesive portion is made integral with the topper body.

A container or pouch (40) made entirely of elastomer, comprising a main body (42) having a front wall (46) and a back wall (48) connected to the front wall (46) along an outer peripheral edge (50), and a closure system (44) comprising a front side (70) and a back side (72). The front side (70) has a front sealing profile (84) comprising a male closure element (100), the back side (72) has a back sealing profile (86) and defines a cavity (156), the back sealing profile (86) comprising a female closure element (102), wherein a centerline extension (162) extends through the cavity (156). The back side (72) comprises an inner portion (180) and an outer portion (182), the inner portion (180) comprising the entire cavity (156). A thickness (224) of a thickened region (208) measured in a direction parallel to the centerline (162) is less than 35% of a total thickness (234) of the closure system (44) in a closed configuration measured in a direction parallel to the centerline (162).

The utility model discloses a reinforcing type cement packaging bag, which relates to the technical field of cement packaging bags and comprises a bag body, an internal thread is arranged in a material port, an external thread matched with the internal thread is arranged on the surface of a sealing cover, a reinforcing base is fixedly connected to the bottom of the bag body, vertical reinforcing belts are uniformly distributed on the top of the reinforcing base, and the vertical reinforcing belts are fixedly connected to the bag body. Transverse reinforcing belts are evenly arranged on the surfaces of the vertical reinforcing belts, and the vertical reinforcing belts and the transverse reinforcing belts are all arranged in the bag body and fixedly connected with the bag body. And the reinforcing base, the vertical reinforcing belts and the transverse reinforcing belts are arranged to enhance the structural strength of the bag body, the bag body is prevented from being damaged during carrying, and the use frequency of the bag body is increased. The sealing cover is fixed to the surface of the mounting plate through mutual cooperation of the internal threads and the external threads, cement in the bag body is poured out from the material opening by opening the sealing cover, when the cement is left, the sealing cover is covered, the residual cement in the bag body is prevented from going bad, the sealing performance in the bag body is improved, and the cement is convenient to store.

This utility model discloses a product packaging bag technology, specifically a sealed packaging bag for disinfection products. It includes a main body serving as the packaging substrate, with ventilation holes on the main body. A label is attached to the main body, corresponding to the ventilation holes. The label comprises a PE film and a dialysis paper layer, arranged sequentially from bottom to top. The label uses a double-layer structure of PE film and dialysis paper, which, together with the ventilation holes, forms an ethylene oxide window, ensuring the entry and exit of ethylene oxide while preventing microbial invasion, achieving highly efficient sterilization. While sterilizing and disinfecting, it also ensures the release of ethylene oxide, reducing ethylene oxide residue.

The utility model relates to the technical field of packaging bags, and discloses a portable packaging bag which comprises a packaging bag body, sealing strips are connected to the front end and the rear end of the inner wall of the packaging bag body in an adhering mode, a first handle is fixedly connected to the front end of the packaging bag body, and a second handle is fixedly connected to the rear end of the packaging bag body. The packaging bag body comprises an outer layer, a first thermal insulation layer, a buffer layer and an inner layer. According to the hand-held packaging bag, the air bag of the buffer layer and the polyurethane foam in the buffer layer enable the buffer layer to play a role in heat preservation while buffering, the aluminum foil of the first heat insulation layer is excellent in reflection performance and can reflect a large amount of heat radiation and reduce outward heat dissipation, and the buffer layer and the first heat insulation layer are matched with each other, so that the heat preservation effect of the packaging bag is greatly improved; the outer layer and the inner layer are both made of recycled paper, the recycled paper is low in manufacturing cost and has a certain waterproof effect, the waterproof function can be achieved on the premise that the strength is guaranteed, and the packaging bag is more energy-saving and environmentally friendly.

A recyclable 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 a woven polyethylene, polypropylene, or combination thereof layer which can be laminated using polyethylene, polypropylene, or combination thereof resin with a film layer formed from polyethylene, polypropylene, or combination thereof, can form a sealed corner bag and / or a diagonal sealed bag, and can have one or more 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 utility model provides an environment-friendly wear-resistant moisture-proof woven bag, which belongs to the technical field of woven bags and comprises a woven bag main body and a cross adhesive tape component arranged outside the woven bag main body, and the cross adhesive tape component comprises a waterproof coating, a wear-resistant protective sleeve, a wear-resistant reinforcing sleeve, a first sealing adhesive tape, a second sealing adhesive tape, a magic tape, a supporting rubber sleeve and a silica gel ball. The waterproof coating is adhered to the outer wall of the woven bag main body, the wear-resistant protective sleeve is adhered to the outer wall of the waterproof coating, and the wear-resistant reinforcing sleeve is adhered to the bottom of the outer wall of the wear-resistant protective sleeve. Through the crossed rubber strip assembly, the first sealing rubber strip and the second sealing rubber strip can be more tightly attached to the opening of the woven bag body, an effective sealing barrier is formed, entering of external moisture and dust is greatly reduced, and silica gel balls in the supporting rubber sleeve can achieve repeated moisture absorption; the wear-resistant reinforcing sleeve prevents the woven bag main body from being directly worn by the ground when the woven bag main body is dragged.

A zipper closure includes mating first and second profiles, which releasably interlock along a parting line along the side. A slider can be used to open and close the slider. The slider has a channel, which receives an ear on the second profile, and the ear rides through the ear-receiving channel to align engaging structure of the first and second profiles and roll them together into interlocked engagement. The slider has a splitter on a deflectable tab, which can be pressed into a notch on the zipper closure to initially separate the mating profiles, while moving the slider to direct the ear into an ear-receiving channel in the slider and deflect the ear to a side and pry open and separate the profiles.

An article (50) is configured for application to an item (54). The article (50) includes a substrate strip (58) and an adhesive layer (66). The substrate strip (58) has opposed first (60) and second (62) major surfaces, opposed first and second ends along a length of the substrate strip (58), and a first width orthogonal to the length. The adhesive layer (66) is disposed on the second major surface (62) and has a second width. A first portion of the adhesive layer (66) is configured for attachment to the item (54), a second portion of the adhesive layer (66) is configured for attachment to a seal portion (68) of the substrate strip (58), and a terminal flap (70) at each of the first and second ends has a non-adhesive inner surface and a non-adhesive outer surface (60).

The application provides a sealing device and a sealing bag. The sealing device comprises a base, a first sealing structure arranged on the base, a second sealing structure arranged on the base and adjacent to the first sealing structure, and the sealing mode of the second sealing structure is different from that of the first sealing structure, a control circuit electrically connected to the first sealing structure and the second sealing structure, and the control circuit is used for controlling the first sealing structure and the second sealing structure to perform synchronous sealing operation.

The utility model belongs to the technical field of transparent film bags, and discloses a transparent film bag with a diaphragm structure, which comprises a transparent film bag body, the upper parts of the inner walls of the two sides of the transparent film bag body are jointly provided with a pressing and sealing strip, the inner surface of the transparent film bag body is provided with a diaphragm mechanism, and the diaphragm mechanism comprises a contact layer. The membrane mechanism comprises a contact layer, a barrier layer and a protective layer, one side of the contact layer is provided with a transition layer, one side of the transition layer is provided with the barrier layer, one side of the barrier layer is provided with the adhesive layer, and one side of the adhesive layer is provided with the protective layer. Under the action that the blocking layer effectively blocks external factors such as air and moisture and the protection layer protects the internal structure from being damaged, the protection function of the film bag is enhanced, the requirement for all-around protection of articles is met, and the articles are prevented from going bad and being damaged.

A container formed entirely of elastomer comprises a body including a front wall and a rear wall connected to the front wall along its periphery. The container further comprises a closure system including a front side having a male closure profile containing a male closure element and a rear side having a female closure profile. The female closure profile includes a female closure element and defines a cavity. A centerline extends through the cavity such that the female closure element is symmetrical with respect to the centerline. The male closure element includes a head portion having a primary profile and a secondary profile extending from the primary profile. The height of the secondary profile, measured perpendicular to the centerline, is greater than the height of the primary profile, measured perpendicular to the centerline.

The present invention provides a fitting device that has good moldability and is resistant to shrinkage and deformation due to heat, and a bag body with the fitting device using the fitting device. [Solution] A fitting device comprising a male fitting member 10 having a male fitting portion 12 provided along the longitudinal direction on the surface 11a of a strip-shaped first base material 11, and a female fitting member 20 having a female fitting portion 22 provided along the longitudinal direction on the surface 21a of a strip-shaped second base material 21, wherein the male fitting portion 12 and the female fitting portion 22 are detachably fitted together, and the results of thermal shrinkage stress measurement using a thermomechanical analyzer (TMA device) are: (1) the temperature TA at the stress increase initiation point (A) is 70°C or more and 140°C or less, (2) the load LB at the maximum stress point (B) is 1mN or more and 200mN or less, and (3) the numerical value of the slope between (A) and (B) is 0.1 or more and 10 or less.

The utility model provides an anti-disassembly safety evidence bag. The anti-disassembly safety evidence bag comprises a first bag surface, a second bag surface and a backing sealing assembly, the first bag surface and the second bag surface are combined to form a bag body with an opening; the copy sealing assembly comprises a font display area, a sealing adhesive tape and a copy knob, the font display area is fixed to the second bag surface, the sealing adhesive tape is fixed to the first bag surface, and the font display area and a seal are large and can be glued and fixed; a round hole is formed in the second bag face, a plastic threaded column is fixed to the first bag face and can penetrate through the round hole, and the bottom retaining knob is in threaded connection with the plastic threaded column. The utility model provides an evidence bag. According to the material bag, the effect of identifying whether the material bag is opened or not at a time can be achieved, the personal information of evidence obtaining personnel can be traced and confirmed subsequently, and when the evidence goes wrong, a manager can be quickly found for investigation and responsibility investigation, so that the accuracy and safety of the evidence in the evidence bag are guaranteed.

The utility model discloses a packaging bag designed according to the 3R concept, which comprises a first thin film material, a second thin film material and a non-woven fabric material, the non-woven fabric material and the first thin film material are bonded through sealing and ironing, and a plurality of independent dry moisture absorbent packaging cavities are formed between the middle part of the inner side of a bag body and the bag bottom. The side, close to the bag bottom, of the dry moisture absorbent packaging cavity is sealed through a first clamping chain so that the dry moisture absorbent can be conveniently replaced, the second thin film material and the first thin film material of the sealed non-woven fabric material can be sealed and bonded to form a product containing cavity, and the end, opposite to the bag bottom, of the second thin film material is not sealed to form a bag opening. According to the packaging bag designed according to the 3R concept, multiple contradictions between functionality and environmental protection of traditional moisture-proof packaging are successfully solved, the 3R principle is integrated into packaging design, and the unification of reduction, reutilization and recoverability is achieved through an independent cavity, a replaceable structure and a single material system.

The utility model discloses a packaging bag, which belongs to the field of packaging bags and comprises a bag body, a feeding and discharging pipe is mounted on the upper side of the bag body through a connecting hole, a sealing cover structure is mounted on the feeding and discharging pipe, and the sealing cover structure comprises two first connecting hooks slidably mounted on the bag body. A push rod is installed on the side wall of the first connecting hook, a spring is installed on the side wall of the push rod and located outside the push rod, and the sealing cover structure further comprises a cover installed on the outer wall of the feeding and discharging pipe in a sliding mode. The sealing cover structure is arranged, a first connecting hook, a push rod, a spring and a second connecting hook are used in cooperation, the push rod drives the first connecting hook to move in the direction away from a circular groove, the first connecting hook is separated from the second connecting hook, the function of easily taking down the cover is achieved, and the situation that the cover of an existing packaging bag needs to be opened with large force, and the packaging bag is convenient to use is avoided. And therefore, the use effect of the packaging bag is better.

To provide a hermetic seal for foil lining FIBC (bulk bag).SOLUTION: The present invention of the present specification is generally related to a system and a method related to a hermetic seal assembly used together with a bag for providing the openable / closable hermetic seal assembly for the bag, while maintaining a material reserved in the hermetic seal for a bag and inside thereof. The hermetic seal assembly can include a lid and a flange. The flange can be releasably attached to the bag, or can be integrated with an opening of the bag. The lid can include a detachable cap corresponding to a sampling port.SELECTED DRAWING: None

The utility model relates to packing bag technical field especially has a packing bag with safety buckle, including the bag body, the top one side symmetry of bag body is provided with first fixed block, one end of first fixed block is provided with first pivot, the outside fixed connection of first pivot has second clamping block, the top of second clamping block is provided with second clamping slot, the first clamping block of inbuilt snap -on connection has the adaptation in second clamping slot, the bottom of first clamping block is provided with the first clamping slot of adaptation with second clamping block. The utility model discloses through the mutual snap -on of first clamping block and second clamping block to the first folding bag body is fixed, cooperation magnetism suction piece that sets up inside the spacing piece inside simultaneously fixes the first folding bag body of both sides together, plays the closure to bag body, can prevent the bag body to incline and the object in the bag falls, also prevents the object from being exposed to the outside and being affected article security because the bag body top mouth is always open simultaneously, and this structure design is simple, and the loading and unloading are convenient.

The present invention provides a microwave-safe packaging bag that prevents the opening and closing mechanism from being soiled by the contents before the packaging bag is opened, and also prevents leakage of the contents when the bag is tipped over during microwave heating. [Solution] A microwave-safe packaging bag 1 comprises a circumferential portion having a front portion and a back portion facing each other, and an opening / closing member 26 that reseals the contents by engaging a front-side engaging member and a back-side engaging member, wherein the front-side engaging member and the back-side engaging member are fixed to the inside of the front portion and the back portion, respectively, and are provided with an easy-peel portion 27 that seals the contents below the opening / closing member and prevents the contents from adhering to the opening / closing member, the front portion is provided with a gusset portion 10 formed by overlapping the inner surfaces of both side edges of the film, and the gusset portion is provided with a steam-venting seal portion 11 through which steam generated inside the packaging bag during heating is released.

A product-containing outer bag in which a plurality of bags stacked in a row continuously or intermittently, with the bags, as products, partially overlapping each other, are wrapped and integrated with an outer bag, for outer packaging, having a resin film as a base material such that a state of stacking of the bags is maintained, in which the outer bag includes a first side, a second side opposite to the first side, an adhesive seal, and a thick portion disposed along an edge of the first side, and an auxiliary seal is disposed on a region (S) adjacent to a portion, of the adhesive seal, at a predetermined interval from an edge of the second side.

According to the suspension type packaging bag, a bag body forms a containing space through a bottom wall and side walls, and a stable basic container is provided. The cover body is arranged at the open end, part of the edge of the cover body is connected in a turnover mode to facilitate opening and closing of a user, at least part of the edge of the cover body is connected with the side wall in a turnover mode, and the other part is opened and closed through a separable connecting structure. When the packaging bag is not used, the separable connecting structure can be unfastened, the cover body is turned inwards around the connecting portion into the containing space of the bag body and attached to the inner wall face of the side wall, storage is facilitated, the gravity center is aligned with the hanging point during hanging, balance is better, inclination and toppling can be effectively prevented, and the overall conveying stability is improved. Therefore, according to the scheme, the packaging bag hanging balance is improved on the basis that the packaging bag hanging convenience is improved.

The invention provides a foldable flexible container, and belongs to the technical field of container structures. The foldable flexible container comprises a flexible carcass and a support skeleton. The flexible tire body is composed of a side wall with a first opening in the height direction and a bottom provided with a second opening along one radius, and the first opening and the second opening are communicated to form a continuous guide seam, so that the container can be folded outwards along the seam to achieve compact storage. The supporting framework comprises an upper folding supporting ring and a lower folding supporting ring which are arranged in the top end and the bottom end of the side wall, bottom folding supporting pieces which are arranged along the two sides of the second opening and connected with the lower supporting ring, and vertical supporting columns which are connected with the upper supporting ring and the lower supporting ring and used for maintaining the side wall to be vertical and the bottom to be flat during unfolding. The structure integrates portability and use stability, the rigidity, the bearing capacity and the storage efficiency are remarkably improved, cleaning is convenient, and the structure is suitable for various scenes such as bowls, basins and boxes.

The utility model discloses a foldable storage plastic bag which comprises a bag body, handles are symmetrically and fixedly connected to the tops of the two sides of the bag body, first soft magnetic strips are symmetrically installed on the two sides of the bag body, and second soft magnetic strips are vertically and symmetrically installed on the other two sides of the bag body. According to the utility model, when the bag body is used, the bag opening is opened, articles are put into the bag body, special articles can be independently put into the bag body through the arranged side bag, so that the articles can be classified, the bag body is normally opened through the articles, and after the articles are taken out, the bag body of the empty bag is directly closed through the arranged first soft magnetic strip and the arranged second soft magnetic strip; after the bag body is folded, the folded bag body can be stored at the edge of the folded bag body, meanwhile, through the magnetic attraction effect of the first soft magnetic strip and the second soft magnetic strip, the folded bag body is prevented from being automatically scattered, the bag body can be kept in the folded state, the bag body can be stored conveniently, and the bag body can be repeatedly used.