CN109178620A - Integrated gas-liquid fills valve film soft packaging bag - Google Patents

Integrated gas-liquid fills valve film soft packaging bag Download PDF

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Publication number
CN109178620A
CN109178620A CN201811109948.5A CN201811109948A CN109178620A CN 109178620 A CN109178620 A CN 109178620A CN 201811109948 A CN201811109948 A CN 201811109948A CN 109178620 A CN109178620 A CN 109178620A
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CN
China
Prior art keywords
film
valve
liquid
valve body
gas
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Pending
Application number
CN201811109948.5A
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Chinese (zh)
Inventor
洪壮松
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811109948.5A priority Critical patent/CN109178620A/en
Publication of CN109178620A publication Critical patent/CN109178620A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/14Valve bags, i.e. with valves for filling
    • B65D31/145Valve bags, i.e. with valves for filling the filling port being provided in a flat upper sealing-edge

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)

Abstract

The invention belongs to consumer goods industries, it discloses integrated gas-liquid and fills valve film soft packaging bag, including bag body, the bag body is suppressed and is formed using hot melt or ultrasonic wave by the first film and the second film, the bag body of formation has and the integrally formed valve body of bag body and cavity body, one end of valve body is connect with cavity body to be communicated, and the other end of valve body is additionally provided with the tearing part for connecting and communicating with valve body, and tearing part is structure as a whole with bag body.After bag body inflation or fluid injection, rise since cavity body is swollen, film is equipped with blanketed zone and is subsequently formed wave fold and curling, and the valve channel being in together in blanketed zone is made to realize self-sealing function, the blanketed zone where valve channel is straightened, valve body can realize exhaust draining function outward.The configuration of the present invention is simple, from good leak tightness, high reliablity, inflating self-closing sealing function again with fluid injection can realize that the integrated gas-liquid of exhaust draining function fills valve film packaging product outward, and production efficiency reduction in the numbers of seconds can be improved, and reduce production finished product.

Description

Integrated gas-liquid fills valve film soft packaging bag
Technical field
The invention belongs to technical field of living goods, and in particular to integrated gas-liquid fills valve film soft packaging bag.
Background technique
The fluid injection inflatable structure of existing film flexible package is usually split type integrated structure, i.e., individual film liquid-filling valve Or gas-filled film valve or film fluid injection inflatable multi-purpose valve pass through on hot-melt adhesive paste to the films flexible package products such as packaging bag, valve body Can extend into the inner cavity in the films flexible package product such as packaging bag, formed can fluid injection inflation packed products.It is filled by fluid injection Certain internal pressure is formed after gas film valve body is allowed to be pressurized self-closing achieve the effect that self-sealing.
The films such as present packaging bag of split type integrated structure flexible package product is after fluid injection inflation, although can reach thin Film valve by the self-closing sealing of internal pressure effect, but due to using split type integrated structure production technology and process it is relative complex numerous It is trivial, and can only carry out mostly individual fluid injection inflation or drain exhaust, cannot fill row it is dual-purpose, need craft in most cases On hot-melt adhesive paste film valve body to the films flexible package products such as packaging bag, production efficiency is slow, high production cost, and more wasteful material Material causes defect rate to be difficult to control simultaneously because some processes need personnel hand-manipulated.
Summary of the invention
In order to solve the above problems existing in the present technology, it is an object of that present invention to provide integrated gas-liquids to fill valve film Soft packaging bag.
The technical scheme adopted by the invention is as follows:
Integrated gas-liquid fills valve film soft packaging bag, including bag body, the first film and the second film, and the bag body is by The bag body that one film and the second film are suppressed to be formed, and formed using hot melt or ultrasonic wave has and the integrally formed valve body of bag body And cavity body, one end of the valve body is connect with cavity body to be communicated, and the other end of the valve body is additionally provided with to connect with valve body and communicate Tearing part, the tearing part is structure as a whole with bag body.The first film and the second film are equipped with blanketed zone, the bag body After inflation or fluid injection, blanketed zone where valve body is in wave fold and curling, and valve body and cavity body junction are swelled.Structure of the invention Simply, easy to use, from good leak tightness, there is high reliablity fluid injection to inflate the self-closing integrated film packaging system of sealing function Product, and also have the function of being vented drain simultaneously, improve production efficiency, reduction in the numbers of seconds, reduce production finished product and use at This.
Integrated gas-liquid of the invention fills valve film soft packaging bag, and the first film and the second film generally pass through to be made in advance Mould is sealed in the sizing of work, is bonded to form an integrated gas-liquid and fill valve film Soft Roll using the modes such as hot pressing or high frequency or ultrasonic wave Pack is provided with the pipeline to form valve body on sizing envelope mould in fitting, form the first film and the second film can when suppressing Integrated valve body, one end and the tearing part of valve body are connected, and the valve body other end is connected with cavity body, to be realized to sky Cavity is inflated or filling liquid, then valve body needs to connect gas-liquid with one end that tearing part is connected and fills row's tool, and gas-liquid is filled row's work Tool insertion valve body can be inflated to cavity body, that is, bag body or fluid injection.Gas or liquid are injected into cavity body with by valve body The increase of body gradually, bag body can gradually be expanded and be heaved, and then cause blanketed zone self-assembling formation wave fold and the curling in bag body, Because of wave fold and curling, valve channel is squeezed Natural closure sealing for blanketed zone where valve body;The connection of valve body and cavity body Place's protuberance, increases crimpness, enhances self-closing leakproofness.Meanwhile when needing exhaust or drain, by the wave of blanketed zone where valve body It is straightened at unrestrained fold and curling, keeps valve channel straight, and valve body and the valve port of cavity body connectivity part are opened, and are patted with hand Or gas or liquid can be discharged in extruding cavity body, achieve the effect that row's automatic-sealed is filled in integration with this.The bag body is being infused After entering gas or liquid, blanketed zone wave fold and curling where valve body, valve body and cavity body junction are swelled, and increase curling Row's tool is filled for being inserted into gas-liquid in degree, valve body and tearing part junction, and curling can facilitate gas-liquid to fill after row's tool charges gas-liquid to pull out Out, while gas or liquid when inflation or filling liquid being avoided to flow backwards, wave fold and curling are bonded valve channel naturally, i.e. valve body It can be closed automatically
That is one end of valve body is connected with tearing part, and the other end is connected with cavity body, the connection of valve body one end and outside air phase Logical tearing part other end connection can fill the cavity body of liquid or gas or other objects, i.e., torn by what is communicated with outside air It splits portion's insertion gas-liquid and fills row's tool and cavity body is inflated to valve body or filling liquid, while cavity body expansion is heaved, and cause bag Blanketed zone self-assembling formation wave fold and curling on body, blanketed zone where valve body because of wave fold and curling, valve channel by Squeeze Natural closure sealing;The junction of valve body and cavity body protuberance, increases crimpness, enhances self-closing leakproofness.
Preferably, the diameter of valve body is gradually reduced from the one end being connected with tearing part to the other end being connected with cavity body, The diameter that i.e. valve body insertion gas-liquid fills one end of row's tool can be greater than the one end being connected with cavity body, be designed in this way achievable valve body Sealing, and the sealing that diameter becomes smaller to bag body in the case where not influencing to fill exhaust liquid are efficiently rapidly performed by when automatic-sealed Effect is more preferable.
Preferably, the bag body is made of plastic film material, and plastic film material has excellent thermoplasticity and softness Property, air-tightness, tensile strength and impact strength are preferable, film can be made to automatically generate deformation generate after bag body inflation or filling liquid Wave fold and curling, while will appear wave fold and curling after valve body inflation or filling liquid, achieve the effect that be closed automatically, and And plastic film material surfacing is bright and clean, gas-liquid, which fills row's tool and is easy to be inserted into, fills exhaust body or liquid.Plastic film material simultaneously Material has the function of extremely strong elastic reset, automatically replies original state in the intracorporal gas of discharge bag or liquid back pkt. cognition.
Preferably, the bag body is laminated on the mold made in advance by the first film and the second film through hot melt pressure System is formed, and fills the mold of valve moulding again by modes such as hot melt or ultrasonic waves the first film and second with gas-liquid is carved with Film packing material stacking compacting links together, and fills valve due to just having carved required gas-liquid on production mould in advance and makes Type, so the first film and the second film packing material be when producing connection, gas-liquid fill the first film within valve moulding and Second film packing material will not be connected, and type is at the integrated bag body being interlinked to the outside in one.Integration system moulding is at a band Gas-liquid fills the film flexible package product of valve.Gas-liquid of the invention, which fills valve, can be used for inflating fluid injection in film flexible package product Body, film flexible package product can natural distortion and self-closed valve body channels full of rear valve body;If realize discharge gas or The function of liquid is discharged, the wave fold crimping portion that need to only even up valve body can be expelled from outward in film flexible package product Gas or liquid.
Preferably, the valve body connect gas-liquid with tearing part connected end and fills row's tool, for valve body inflation or filling liquid, gas Liquid, which fills row's tool and is not fixed formula with valve body, to be connect, when needing to inflate or when filling liquid, gas-liquid is filled in row's tool insertion valve body, gas is worked as Full of after bag body, valve body can extract gas-liquid after being closed automatically and fill row's tool for body or liquid.
Preferably, it is expanded after the bag body inflation or filling liquid, blanketed zone forms wave fold and curling, by evening up valve body The wave fold of the blanketed zone at place and curling are exhausted or drain, and gas and liquid can be discharged from valve body, wave Fold and coiled structure, primarily serve the effect of sealed valve body, while bag body expansion after inflation or filling liquid, and cavity body and valve body connect The place of connecing will appear protuberance, and protuberance can further play the effect of sealing to valve body, so, when bag body does not need sealing or needs It the wave fold and crimping portion of valve body are straightened can be open automatically when gas or liquid inside excluding It is automatically drained out gas or liquid.
Further, the blanketed zone can also be arranged hanging hole or portable, bag body edge be arranged hanging hole or it is portable mainly Bag for extracting period of the day from 11 p.m. to 1 a.m enhanced convenience is light.
The invention has the benefit that
1. the configuration of the present invention is simple, from good leak tightness, high reliablity has the inflation self-closing sealing function of fluid injection integrated Film packaging product, and also have the function of being vented drain, it can be achieved that machine integrated molding produces simultaneously, saving is produced into This, improves production efficiency, reduction in the numbers of seconds.
It is provided with 2. film flexible package integration gas-liquid of the invention fills valve in the valve body of bag body and cavity body junction Protuberance after inflating fluid injection, strengthens the self-sealing of valve body.
3. the present invention has rational design, compact-sized, operating method is simple, lower production costs, meets most factories The demand of quotient.
Detailed description of the invention
Fig. 1 is structure chart of the invention.
Fig. 2 is that the present invention is equipped with portable structure chart.
In figure: 1- bag body;2- the first film;The second film of 3-;4- valve body;The tearing part 5-;6- cavity body;The blanketed zone 7-.
Specific embodiment
In order to which technical solution of the present invention and advantage is more clearly understood, with reference to the accompanying drawing and specific embodiment is to this Invention is further elaborated.
Embodiment one
As shown in Figure 1, present embodiments providing integrated gas-liquid fills valve film soft packaging bag, including bag body 1, first is thin Film 2 and the second film 3, the bag body 1 is suppressed and is formed using hot melt or ultrasonic wave by the first film 2 and the second film 3, and is formed Bag body 1 have with the integrally formed valve body 4 of bag body 1 and cavity body 6, one end of the valve body 4 is connect with cavity body 6 to be communicated, The other end of the valve body 4 is additionally provided with the tearing part 5 for connecting and communicating with valve body 4, and the tearing part 5 is structure as a whole with bag body 1, The first film 2 and the second film 3 are equipped with blanketed zone 7, and the bag body 1 is after inflation or filling liquid, and the bag body 1 is in injection gas After body or liquid, 4 place blanketed zone 7 of valve body is in wave fold and curling, and valve body 4 and 6 junction of cavity body are swelled, and increases curling Row's tool is filled for being inserted into gas-liquid in degree, valve body 4 and 5 junction of tearing part, and curling can facilitate gas-liquid to fill after row's tool charges gas-liquid It extracts, while gas or liquid when inflation or filling liquid being avoided to flow backwards, wave fold and curling are bonded valve channel naturally, i.e. valve Know from experience automatic closure to rise since cavity body 6 is swollen, the blanketed zone 7 of surrounding is subsequently formed wave fold and curling, and makes to be in pressure together Self-sealing function is realized in 4 channel of valve body in area 7 processed, is straightened the blanketed zone where 4 channel of valve body, and valve body 4 can the row of realization outward Gas draining function.The configuration of the present invention is simple, from good leak tightness, there is high reliablity fluid injection to inflate self-closing sealing function integration Film soft packaging bag, and also have the function of being vented drain, it can be achieved that machine integrated molding produces simultaneously, saving is produced into This, improves production efficiency, reduction in the numbers of seconds.
Integrated gas-liquid of the invention fills valve film soft packaging bag, and the first film 2 and the second film 3 are generally by preparatory Mould is sealed in the sizing of production, is bonded to form an integrated gas-liquid to fill valve film soft using the modes such as hot pressing or high frequency or ultrasonic wave Packaging bag is provided with the pipeline to form valve body 4 on sizing envelope mould in fitting, makes the first film 2 and the second film 3 can when suppressing Integrated valve body 4 is formed, one end and the tearing part 5 of valve body 4 are connected, and 4 other end of valve body is connected with cavity body 6, It realizes and cavity body 6 is inflated or filling liquid, then valve body 4 needs to connect gas-liquid with one end that tearing part 5 is connected and fills row's tool, Gas-liquid, which is filled row's tool insertion valve body 4, can be inflated cavity body 6 i.e. bag body 1 or fluid injection.With by valve body 4 to cavity The increase of injection gas or liquid gradually in body 6, bag body 1 can gradually be heaved in expansion, so cause blanketed zone 7 in bag body 1 from Wave fold and curling are so formed, because of wave fold and curling, 4 channel of valve body is squeezed Natural closure 4 place blanketed zone 7 of valve body Sealing;The junction of valve body 4 and cavity body 6 is swelled, and is increased crimpness, is enhanced self-closing leakproofness.Meanwhile when needs are vented or are arranged When liquid, it will be evened up at the wave fold of 4 place blanketed zone 7 of valve body and curling, keep 4 channel of valve body straight, and valve body 4 and sky The interface of 6 connectivity part of cavity is opened, and cavity body 6 is patted or squeezed with hand can be discharged gas or liquid, reaches integration with this Fill the effect of row's automatic-sealed.The bag body 1 is after injection gas or liquid, 4 place blanketed zone of valve body, 7 wave fold and volume Song, valve body 4 and 6 junction of cavity body are swelled, and are increased crimpness, valve body 4 and 5 junction of tearing part for being inserted into gas-liquid and are filled row's work Tool, curling can facilitate gas-liquid to fill after row's tool charges gas-liquid to extract, while gas or liquid when inflation or filling liquid being avoided to flow backwards, wave Unrestrained fold and curling are bonded 4 channel of valve body naturally, i.e., valve body 4 can be closed automatically.
That is one end with tearing part 5 of valve body 4 is connected, and the other end is connected with cavity body 6, and the connection of 4 one end of valve body and the external world are empty Logical 5 other end of the tearing part connection of gas phase can fill the cavity body 6 of liquid or gas or other objects, i.e., by with outside air phase Logical tearing part 5, which is inserted into gas-liquid and fills row's tool, to be inflated cavity body 6 to valve body 4 or filling liquid, while 6 balloon of cavity body Rise, and cause 7 self-assembling formation wave fold of blanketed zone and the curling in bag body 1,4 place blanketed zone 7 of valve body because of wave fold and Curling, 4 channel of valve body be squeezed Natural closure sealing;The junction of valve body 4 and cavity body 6 is swelled, and increases crimpness, enhancing is certainly Close leakproofness.
In the present embodiment, the diameter of valve body 4 is from one end for being connected with tearing part 5 to the other end being connected with cavity body 6 It is gradually reduced, i.e., the diameter that valve body 4 is inserted into one end that gas-liquid fills row's tool can be greater than the one end being connected with cavity body 6, so set It counts and can be achieved efficiently to be rapidly performed by sealing when 4 automatic-sealed of valve body, and diameter becomes in the case where not influencing to fill exhaust liquid It is small more preferable to the sealing effect of bag body 1.
In the present embodiment, the bag body 1 is made of plastic film material, and plastic film material has excellent thermoplasticity With flexibility, air-tightness, tensile strength and impact strength are preferable, film can be made to automatically generate shape after the inflation of bag body 1 or filling liquid Become and generate wave fold and curling, while will appear wave fold and curling after the inflation of valve body 4 or filling liquid, reaches automatic closure Effect, and plastic film material surfacing is bright and clean, and gas-liquid, which fills row's tool and is easy insertion, fills exhaust body or liquid.It moulds simultaneously Material thin-film material has the function of extremely strong elastic reset, and bag body 1 can automatically reply original after the gas or liquid in discharge bag body 1 Shape.
In the present embodiment, the bag body 1 is laminated on the mold made in advance by the first film 2 and the second film 3 It is formed by hot melt compacting, fills the mold of valve moulding again by modes such as hot melt or ultrasonic waves first with gas-liquid is carved with Film 2 and 3 packing material of the second film laminate system and link together, required due to just having carved on production mould in advance Gas-liquid fills valve moulding, so the first film 2 and 3 packaging material of the second film be when producing connection, gas-liquid fill valve moulding with Interior the first film 2 and 3 packaging material of the second film will not be connected, and type is at the integrated bag body 1 being interlinked to the outside in one.One Change system and is shaped to the film flexible package product for filling valve with gas-liquid.Gas-liquid of the invention, which fills valve, can be used for toward film Soft Roll It fills and inflates fluid injection body in product, film flexible package product can natural distortion and 4 channel of self-closed valve body full of rear valve body 4;Such as Fruit to realize discharge gas or be discharged liquid function, only need to be straightened valve body 4 wave fold crimping portion and can at the same outward The gas or liquid being expelled from film flexible package product.
In the present embodiment, the valve body 4 connect gas-liquid with 5 connected end of tearing part and fills row's tool, for giving valve body 4 to inflate Or filling liquid, gas-liquid, which fills row's tool and is not fixed formula with valve body 4, to be connect, when needing to inflate or when filling liquid, gas-liquid is filled the insertion of row's tool In valve body 4, after gas or liquid are full of bag body 1, can extract gas-liquid after closure fills row's tool to valve body 4 automatically.
In the present embodiment, it is expanded after the inflation of bag body 1 or filling liquid, blanketed zone 7 forms wave fold and curling, passes through The wave fold of the blanketed zone 7 where valve body 4 is straightened and curling is exhausted or drain, and gas and liquid can be from valve bodies 4 Middle discharge, wave fold and coiled structure primarily serve the effect of sealed valve body 4, while bag body 1 expands after inflation or filling liquid, Cavity body 6 and 4 junction of valve body will appear protuberance, and protuberance can further play the effect of sealing to valve body 4, so, when bag body 1 When not needing sealing or need that the wave fold and crimping portion of valve body 4 are straightened i.e. when the gas or liquid inside exclusion It can be open automatically, gas or liquid can be automatically drained out.
Embodiment two
As shown in Fig. 2, present embodiments providing integrated gas-liquid fills valve film soft packaging bag, on the basis of embodiment one On add and set hanging hole or portable, the blanketed zone 7 is additionally provided with hanging hole or portable, 1 edge of bag body be arranged hanging hole or it is portable mainly Enhanced convenience is light when extracting article, can equally make the configuration of the present invention is simple, from good leak tightness, high reliablity, has note Liquid inflates the self-closing integrated film soft packaging bag of sealing function, and also has the function of being vented drain simultaneously, it can be achieved that machine Integrated molding production, saves production cost, improves production efficiency, reduction in the numbers of seconds.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are each under the inspiration of the present invention The product of kind form.Above-mentioned specific embodiment should not be understood the limitation of pairs of protection scope of the present invention, protection of the invention Range should be subject to be defined in claims, and specification can be used for explaining claim.

Claims (7)

1. integrated gas-liquid fills valve film soft packaging bag, it is characterised in that: thin including bag body (1), the first film (2) and second Film (3), the bag body (1) are suppressed and are formed using hot melt or ultrasonic wave by the first film (2) and the second film (3), and formed Bag body (1) has and bag body (1) integrally formed valve body (4) and cavity body (6), one end and cavity body (6) of the valve body (4) Connection communicates, and the other end of the valve body (4) is additionally provided with the tearing part (5) for connecting and communicating with valve body (4), the tearing part (5) It is structure as a whole with bag body (1);The first film (2) and the second film (3) are equipped with blanketed zone (7), and the bag body (1) is through filling After gas or fluid injection, the blanketed zone (7) where valve body (4) forms wave fold and curling, valve body (4) and cavity body (6) junction Protuberance.
2. it is according to claim 1 integration gas-liquid fill valve film soft packaging bag, it is characterised in that: valve body (1) it is straight Diameter is gradually reduced from the one end being connected with tearing part (5) to the other end being connected with cavity body (6).
3. integration gas-liquid according to claim 1 fills valve film soft packaging bag, it is characterised in that: the bag body (1) It is made of plastic film material.
4. integration gas-liquid according to claim 1 fills valve film soft packaging bag, it is characterised in that: the bag body (1) It is laminated on the mold made in advance by the first film (2) and the second film (3) and suppresses and formed by hot melt or ultrasonic wave.
5. integration gas-liquid according to claim 1 fills valve film soft packaging bag, it is characterised in that: the valve body (4) Gas-liquid is connect with tearing part (5) connected end and fills row's tool, for valve body (4) inflation or filling liquid.
6. integration gas-liquid according to claim 1 fills valve film soft packaging bag, it is characterised in that: the bag body (1) By the fold of blanketed zone (7) where valve body (4) being straightened and curling is exhausted or drain, and gas and liquid can be from valve bodies (4) discharge in.
7. integration gas-liquid according to claim 1 fills valve film soft packaging bag, it is characterised in that: the blanketed zone (7) it is additionally provided with hanging hole or portable.
CN201811109948.5A 2018-09-21 2018-09-21 Integrated gas-liquid fills valve film soft packaging bag Pending CN109178620A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811109948.5A CN109178620A (en) 2018-09-21 2018-09-21 Integrated gas-liquid fills valve film soft packaging bag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811109948.5A CN109178620A (en) 2018-09-21 2018-09-21 Integrated gas-liquid fills valve film soft packaging bag

Publications (1)

Publication Number Publication Date
CN109178620A true CN109178620A (en) 2019-01-11

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ID=64909340

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811109948.5A Pending CN109178620A (en) 2018-09-21 2018-09-21 Integrated gas-liquid fills valve film soft packaging bag

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CN (1) CN109178620A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2770347Y (en) * 2005-02-23 2006-04-12 平阳县南麂岛开发有限公司 Seafood air bag
CN103043312A (en) * 2013-01-17 2013-04-17 罗成桥 Freshness protection package for storing fresh alive products and storage method
CN105475213A (en) * 2015-12-11 2016-04-13 罗鹏孩 Transport packaging bag for live fish and manufacturing and using methods thereof
CN207773856U (en) * 2018-01-24 2018-08-28 洪壮松 Integrated film flexible package fluid injection charge valve and its product
CN208775355U (en) * 2018-09-21 2019-04-23 洪壮松 Integrated gas-liquid fills valve film soft packaging bag

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2770347Y (en) * 2005-02-23 2006-04-12 平阳县南麂岛开发有限公司 Seafood air bag
CN103043312A (en) * 2013-01-17 2013-04-17 罗成桥 Freshness protection package for storing fresh alive products and storage method
CN105475213A (en) * 2015-12-11 2016-04-13 罗鹏孩 Transport packaging bag for live fish and manufacturing and using methods thereof
CN207773856U (en) * 2018-01-24 2018-08-28 洪壮松 Integrated film flexible package fluid injection charge valve and its product
CN208775355U (en) * 2018-09-21 2019-04-23 洪壮松 Integrated gas-liquid fills valve film soft packaging bag

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Application publication date: 20190111

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