1673results about "Flexible container closure" patented technology

A resealable bag assembly can include an open-ended bag and a zipper assembly having a tear strip. Interlocking profile bodies of the zipper assembly can repeatedly mate with each other to seal the bag closed and separate from each other to open the bag. The tear strip can be pulled to tear an opening through the zipper assembly. In contrast to some known bag assemblies having tear strips along top edges, top bends, or top folds in the bag assemblies, one or more examples of the zipper assemblies described herein may position the tear strip along a front side or surface of the bag assembly, which also can be the surface of the bag assembly that is presented to a consumer and may include indicia identifying the product inside the bag assembly and / or the entity manufacturing or selling the product.

A plastic cosmetic bag comprises an annular bag body and two side end covers connected with the two sides of the annular bag body in a sealed mode respectively, the annular bag body and the side end covers form a storage cavity used for storing objects, the annular bag body is of a sheet-shaped annular structure, a zipper extending in the circumferential direction is arranged in the middle of the annular bag body, and the zipper is used for opening the storage cavity. The side end cover is composed of a film material cover and an annular elastic frame fixedly connected with the outer edge of the film material cover, and the annular elastic frame is made of an integrally-formed annular elastic material.

A zipper for a reclosable bag includes a first interlocking element, and a second interlocking element. The first interlocking element and the second interlocking element are configured to cooperate to selectively open and close the zipper. One or both of the first interlocking element and the second interlocking element are formed of at least 85% repulpable material.

The structure comprises an aluminum foil packaging bag provided with a first hot-press sealing line, the defibrillation electrode slice is packaged in the aluminum foil packaging bag, a wire penetrating opening is formed in one side of the aluminum foil packaging bag, the defibrillation electrode slice is connected with a plurality of strands of wires, and the wire penetrating opening is communicated with the first hot-press sealing line. The outer layer of the plurality of strands of wires is wrapped with a regular-shaped sealing glue layer, and the sealing glue layer is embedded, sealed and fixed in the wire penetrating opening. According to the sealing structure, perfect axial embedment between the sealing structure and the wire penetrating opening is achieved through the sealing glue layer in the regular shape, and the problem that due to the fact that the shape of a wire is irregular, an existing sealing structure cannot be well embedded with the wire penetrating opening, and poor sealing is prone to occurring is solved. In addition, the problem that the production cost is increased due to the fact that irregular wire joints need to be filled with sealants for sealing for many times in the later period can be avoided.

A transport bag includes a closure device for detachably connecting the front wall to the rear wall in the closure state for receiving the conveying good and for releasing the connection from the closure state into the open state for releasing the conveying good. The locking of the closure device is performed with the aid of an electric drive. The reversible closing lock is achieved with the aid of the spring of the solenoid. For the opening of the closure device, the solenoid is switched for a short time and the reversible closing lock is released. The switching takes place in the unloading station by supplying electric current to the electric contacts with the aid of the electric switching contacts of the unloading station.

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.

The invention relates to a damp-proof multifunctional air bubble film packaging bag which comprises a first air bubble film and a second air bubble film which are oppositely arranged, the first air bubble film and the second air bubble film comprise the first air bubble film and the second air bubble film which are oppositely arranged, and the three edges of the first air bubble film and the three edges of the second air bubble film are connected with edge sealing layers in a sealed mode. A top sealing structure is arranged on the outer surfaces of the upper ends of the first air bubble film and the second air bubble film, a fixing strip is fixedly connected to the inner surface of the front end of the top sealing structure, and the top sealing structure comprises a second sealing strip and a first sealing strip. The packaging bag has the beneficial effects that many defects of a traditional packaging bag in the aspects of moisture resistance and sealing performance are effectively overcome, the packaging bag has excellent physical protection performance and functional characteristics through the design of the six-layer functional composite film structure, the durability of the packaging bag is greatly improved through the arrangement of the anti-abrasion layer, and the effect that damage caused by friction in the transportation process is avoided.

There is disclosed a bag having a tubular body with a top open end and a bottom closed end. The tubular body has a larger open diameter at the top open end. The tubular body narrows into a narrower open diameter adjacent to a bottom closed end. The tubular body in a flattened two-fold condition has a pair of side edges extending from a top edge to a bottom edge. The top edge delimits the top open end. The bottom edge delimits the bottom closed end. The pair of side edges are generally parallel to one another in a first portion adjacent to the top edge.

A tamper-evident bag assembly that can be sealed to enclose contents within the bag assembly in a tamper-evident manner. The bag assembly is provided with closure tabs that can be folded over the top edges of the bag assembly and sealed to a side panel of the bag. Strategic portions of the bag assembly can be scored to indicate tampering if unsealing of the adhesive takes place. The bag assembly is also provided with a pull tab designed facilitate opening of the sealed bag assembly to reveal the contents contained therein. When the pull tab is used to open the sealed bag, the bag cannot be re-sealed.

The utility model discloses a pet feeding combination bag which comprises a first self-standing bag body, a second self-standing bag body and a connecting cylinder body, the first self-standing bag body is made of flexible materials, the second self-standing bag body is made of flexible materials, the connecting cylinder body is made of flexible materials, and the first self-standing bag body and the second self-standing bag body are made of flexible materials. The two ends of the connecting cylinder body are connected with a bag opening of the first self-standing bag body and a bag opening of the second self-standing bag body respectively, a first easy-to-tear fracture line is arranged between the first self-standing bag body and the connecting cylinder body, and a second easy-to-tear fracture line is arranged between the second self-standing bag body and the connecting cylinder body. Compared with the prior art, the combined bag has the advantages that the combined bag is composed of the two self-standing bags and the connecting cylinder, the whole combined bag is made of flexible materials, the combined bag can be wound or folded to be stored before being used, and the two self-standing bags can be formed only by tearing the combined bag along the first easy-to-tear fracture line or the second easy-to-tear fracture line when the combined bag needs to be used.

An enclosure assembly can include panels on opposite sides of an interior volume, and a zipper assembly between the panels. The zipper assembly may include a tear strip that can be pulled and tear through one of the panels and create an opening through which the zipper assembly is accessible. This panel can include a deformation pattern formed from thinned out areas of the panel that one or more of overlap or do not overlap the tear strip. The deformation pattern can reduce a pulling force needed to tear through the panel within the deformation pattern relative to outside the deformation pattern.

To provide a paper container 90 with a chuck described in the disclosure, the paper container 90 with a chuck provided with an easy opening seal part 53 in order to seal a top part 71 thereof and enabling the easy opening seal part 53 to be easily peeled off, when a user peels off the part in order to take out contents.SOLUTION: In a paper container 90 with a chuck, in which a front-side blank plate 10b and a rear-side blank plate 10a which are formed of laminated sheets 78 including paper base material layers 782 are fabricated, opening / gripping margins 57 are provided in an upper superposed plate 34 and an upper edge part 21 of a side plate 41 of a top part, and opening-starting parts 55 are provided in an easy opening seal part 53, positioned below the easy opening / gripping margins 57 and crossing the upper superposed plate 34 and the side plate 41 of the top part and the opening / gripping margins 57, of at least either of the front blank plate 10b and the rear-side blank plate 10a.SELECTED DRAWING: Figure 4

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.

The utility model discloses an anti-skidding woven bag, including: bag body handle, sealing edge, sealing strip and anti-skidding component, the front side and the rear side of bag body are provided with the protection component, when the bag body is stacked and stored, by aligning the groove with the fixed strip, the fixed strip can be gradually inserted into the groove, at the moment, the convex block is also inserted into the limiting groove, and the convex block is inserted into the limiting groove. The two bag bodies are limited, so that the friction force between the two bag bodies is enhanced, and the bag bodies are prevented from sliding; the sealing edge is fixedly connected to the opening in the upper side of the bag body, the sealing edge can be sealed through the sealing strip penetrating through the sealing edge, goods are prevented from flowing out of the opening in the upper side of the bag body, the sealing effect of the bag body is guaranteed, when the goods in the bag body need to be taken out, the sealing strip can be rapidly disassembled by pulling the sealing strip, convenience and rapidness are achieved, and a user can conveniently take out the goods after unloading. When goods need to be used, the bag body can be quickly opened, and the goods are taken out.

The utility model relates to the technical field of freeze-drying, in particular to a disposable container suitable for a freeze-drying process. The disposable container suitable for a freeze-drying process comprises: a flexible container; the flexible container is of a bag body structure with a bacterium blocking and shielding function; the flexible container is provided with a frame structure to form a liquid loading area for maintaining the geometrical shape of feed liquid; the flexible container is provided with a first transmission interface for transmitting liquid into the flexible container and keeping the liquid sterile; the flexible container has a second delivery interface that delivers the powder to the outside thereof and remains sterile. As a pre-sterilized totally-closed container applied to a tray freeze-drying process, each process link of tray freeze-drying can be kept sterile without the protection of a hundred-level environment. The product provided by the utility model can be sterilized in advance and can be used after being disassembled, the state confirmation of the isolator and the online cleaning and the online sterilization of equipment in the traditional production process are not needed any more, and the production efficiency is improved.

The utility model belongs to the technical field of food packaging bags, and particularly discloses a high-sealing-performance food packaging bag with a double-sealing structure, which comprises a packaging bag body, the bottom of the packaging bag body is fixedly connected with a bottom plate, the inside of the bottom plate is provided with two limiting grooves extending to the outside of the bottom plate, and the two limiting grooves are arranged in the packaging bag body. Two limiting grooves are formed in the bottom plate, limiting frames are slidably connected into the two limiting grooves, a pressing plate is fixedly connected between the two limiting frames, a power groove is formed in the bottom plate, the section of the power groove is in a [shape, and a fixing frame is slidably connected into the power groove and is in an L shape. The fixing frame slides into the fixing groove, the position of the limiting frame and the position of the pressing plate are fixed, the position of the packaging bag body is fixed, folding of the packaging bag body is achieved, and storage of the packaging bag body is more convenient.

The utility model discloses an express bag which comprises a bag body, the bag body comprises an inflatable inner bag and an outer bag arranged outside the inner bag, a bag opening of the inner bag is located outside a bag opening of the outer bag, the inner bag is provided with a first bag cap, the first bag cap and / or a bag body of the inner bag are / is provided with a first adhesive tape, and the first adhesive tape is provided with a second adhesive tape. The bag opening is used for sealing the bag opening of the inner bag; the outer bag is provided with a second bag cap, and the second bag cap and / or a bag body of the outer bag are / is provided with a second adhesive tape used for sealing a bag opening of the outer bag. Both the inner bag and the outer bag can be sealed, articles can be prevented from falling off from a gap between the inner bag and the outer bag, other people can be effectively prevented from seeing the articles in the bag from the gap, and privacy is increased.

The present disclosure relates to a fiber reinforced thermoplastic bag (e.g., comprising a bag-in-bag). In one or more embodiments, the reinforced thermoplastic bag includes a plurality of fibers reinforcing a top-of-bag area where users often apply an external force to lift or carry the reinforced thermoplastic bag. In certain embodiments, the plurality of fibers is positioned across at least a portion of a grab-zone. Additionally or alternatively, the plurality of fibers reinforces a hem channel region. In particular embodiments, the plurality of fibers is positioned in between bag layers. For example, the plurality of fibers is sandwiched between an inner layer and an outer layer. In certain implementations, the plurality of fibers between layers is bonded to a particular layer, but not necessarily both layers. Additionally, the plurality of fibers can impart a variety of mechanical benefits. Further, the plurality of fibers is visually identifiable through one or both layers.

The present application belongs to the technical field of sealable bags. Disclosed is a sealable bag with a child-impeding closure zipper. The sealable bag with a child-impeding closure zipper comprises a bag body, a first snap-fit fastener assembly and a second snap-fit fastener assembly, wherein a first opening is provided in the upper end of the bag body; the bag body comprises a front piece and a rear piece, the front piece comprises a lifting part, the lifting part extends in the direction of width of the front piece, the lifting part has a lifted state and a hidden state, and in the hidden state, the lifting part is flush with the remaining part of the front piece; the first snap-fit fastener assembly is arranged between the first opening and the lifting part; the second snap-fit fastener assembly is arranged below the lifting part; the opening force for the side of the first snap-fit fastener assembly close to the first opening is larger than that for the side of the first snap-fit fastener assembly away from the first opening; and when the lifting part in the lifted state is pulled, the first snap-fit fastener assembly is unlocked from the side away from the first opening, and the second snap-fit fastener assembly is unlocked together with the first snap-fit fastener assembly, thereby opening the bag body. After the sealable bag with a child-impeding closure zipper is reused multiple times by a user, the reliability of a child-impeding closure can still be ensured.

A closure assembly comprises an article (10, 10′, 10″, 410) and a cap (40, 40′, 40″, 40′″, 440) provided with an integrated tamper-evident ring member (50, 50′, 50″, 450). The article further comprises a circumferential flange structure (20) with an annular flange portion and a peripheral protective rim portion (25) so that the top face (21a) of the flange portion and the protective rim define an annular recess (30) around the neck (14). The tamper-evident ring member is integrally formed to the lower edge of the skirt (42) of the cap via one or more breakable bridges (70). The ring member comprises an annular ring member flange portion (51) that has a top face (51a) and a bottom face (51b). Multiple hook members (53) are integrally formed to the bottom of the ring member flange portion, and the annular flange portion on the neck is provided with multiple hook member passages (1S). Each hook member passage is adapted to receive a hook member when the cap with the integrated tamper-evident ring member is axially mounted on the neck by means of an axial securing motion, wherein the hook portion (55) of each hook member snaps underneath the bottom face (21b) of the annular flange portion on the neck of the article. The periphery of the annular flange portion of the ring member is shaped to fit within the protective rim portion and the rim portion obstructs lateral access from outside to the interface between flange portions.

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.

The utility model relates to the technical field of PE sealing bags, and discloses an efficient airtight PE sealing bag which comprises a PE sealing bag body, a fixing belt, an adjusting protective belt, a hook-and-loop fastener loop face and a hook-and-loop fastener hook face, the fixing belt is fixedly installed on one side of the PE sealing bag body, the adjusting protective belt is fixedly installed on one side of the fixing belt, and the hook-and-loop fastener loop face is fixedly installed on the other side of the fixing belt. The PE sealing bag has the advantages that by arranging the protection assembly, the surface of the PE sealing bag body can be protected, the PE sealing bag body is prevented from being collided and damaged by the outside, the sealing effect of the PE sealing bag body is prevented from being affected, the service life of the PE sealing bag body can be prolonged, the service life of the PE sealing bag body is prolonged, and the service life of the PE sealing bag body is prolonged. And by arranging a fixing belt, an adjusting protection belt, a hook-and-loop fastener rough surface and a hook-and-loop fastener hook surface, the sealing lock head can be protected, the lock head is prevented from moving due to external force, the sealing effect of the PE sealing bag body is better, and the air tightness of the PE sealing bag body is improved.

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.