KR20110020025A - Attaching and detaching type check valve and vinyl bag having the same - Google Patents

Attaching and detaching type check valve and vinyl bag having the same Download PDF

Info

Publication number
KR20110020025A
KR20110020025A KR1020090077689A KR20090077689A KR20110020025A KR 20110020025 A KR20110020025 A KR 20110020025A KR 1020090077689 A KR1020090077689 A KR 1020090077689A KR 20090077689 A KR20090077689 A KR 20090077689A KR 20110020025 A KR20110020025 A KR 20110020025A
Authority
KR
South Korea
Prior art keywords
opening
closing
plastic bag
check valve
hole
Prior art date
Application number
KR1020090077689A
Other languages
Korean (ko)
Inventor
전순이
Original Assignee
주식회사 제로팩
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 제로팩 filed Critical 주식회사 제로팩
Priority to KR1020090077689A priority Critical patent/KR20110020025A/en
Publication of KR20110020025A publication Critical patent/KR20110020025A/en

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS 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
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/01—Ventilation or drainage of bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS 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
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/10—Container closures formed after filling
    • B65D77/20—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
    • B65D77/2024—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS 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
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
    • B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
    • B65D81/2007—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum
    • B65D81/2038—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum with means for establishing or improving vacuum

Abstract

The present invention relates to a check valve and a plastic bag equipped with the same, in particular, when sealing and storing the plastic bag, the sealing is easy, and the inside of the plastic bag can be easily vacuumed and stored for a long time, and the removable bag is easily removable. A valve and a plastic bag to which it is mounted.

Removable check valve of the present invention is attached to the upper surface of the plastic bag with a discharge hole formed in the upper surface in the removable check valve which is opened only when discharged to the outside of the air inside the plastic bag, it is attached to the upper surface of the plastic bag A base part having an opening and closing hole communicating with the discharge hole in a vertical direction; Inserted into the opening and closing hole is made of an opening and closing portion for opening and closing the opening and closing, characterized in that the edge of the base portion is formed with a handle portion protruding in the horizontal direction higher than the bottom surface of the base portion.

Check Valve, Removable,

Description

Removable check valve and plastic bag with it {ATTACHING AND DETACHING TYPE CHECK VALVE AND VINYL BAG HAVING THE SAME}

The present invention relates to a check valve and a plastic bag equipped with the same, in particular, when sealing and storing the plastic bag, the sealing is easy, and the inside of the plastic bag can be easily vacuumed and stored for a long time, and the removable bag is easily removable. A valve and a plastic bag to which it is mounted.

1 is a conventional sealing device for vinyl wrapping paper, Figure 2 is a cross-sectional view of Figure 1 (see US Patent No. 3,141,221).

As shown in Figure 1 and 2, the sealing device for a plastic wrapping paper is composed of an inner rod 12 made of a long rod shape, and a holder 13 surrounding the inner rod 12.

The holder 13 is formed with a long fitting hole in the longitudinal direction of the inner rod 12.

Thus, the holder 13 has a 'C' shape in cross section as shown in FIG.

In the method of sealing the plastic bag (B) using such a sealing device, first the inner rod 12 is placed close to the opening of the plastic bag (B), and then the vinyl to surround the inner rod 12 The opening of the wrapping paper B is folded.

In this state, as shown in Figure 2, the holder 13 is inserted so as to surround the inner rod 12 and the plastic wrapping paper (B).

Alternatively, the vinyl is fixed to the holder 13 so that the inner rod 12 does not move, and the vinyl wrapping paper B is disposed in the space between the inner rod 12 and the holder 13. The inner rod 12 and the holder 13 are pushed into the plastic wrapper B while the opening of the wrapper B is folded.

In this case, a fitting hole is formed in the holder 13, and the vinyl wrapping paper B is disposed between the inner rod 12 and the holder 13 through the fitting hole, and the opening of the holder 13. It is placed outside.

The portion adjacent to the opening of the vinyl wrapping paper (B) is inserted while being pressed between the holder (13) and the inner rod 12, the opening of the plastic wrapping paper (B) is to be sealed.

In this case, a protrusion may be formed on the holder 13 or the inner rod 12 to further pressurize the vinyl wrapping paper B.

However, since the conventional sealing device performs only a function of simply sealing the plastic bag (B), when food or the like is stored in the plastic bag (B) for a long time, the food or the like is caused by the air inside the plastic bag (B). There may be problems such as damage.

The present invention has a purpose to provide a removable check valve and a plastic bag equipped with the plastic bag, which can be easily vacuumed and stored for a long time by easily evacuating the inside of the plastic bag when the plastic bag is sealed and stored. .

In the removable check valve of the present invention, the removable check valve is attached to the upper surface of the plastic bag having a discharge hole formed in the upper surface is opened only when discharged to the outside of the air inside the plastic bag, the vinyl A base part attached to an upper surface of the bag and having an opening and closing hole communicating with the discharge hole in a vertical direction; Inserted into the opening and closing hole is made of an opening and closing portion for opening and closing the opening and closing, characterized in that the edge of the base portion is formed with a handle portion protruding in the horizontal direction higher than the bottom surface of the base portion.

The base portion, and the bottom portion is attached to the adhesive sheet on the lower surface; A protruding portion formed to protrude upward from an upper surface of the bottom portion and having a through hole formed in a vertical direction therein; An intermediate support part protruding inward from an inner circumferential surface of the protruding part, the opening and closing hole being formed therein; The handle portion is formed to protrude in the horizontal direction from the edge of the bottom portion, the opening and closing portion opens the opening and closing hole only when the air in the lower opening and closing hole is moved upward.

The cover member further comprises a cover member, wherein the cover member has one end coupled to the handle part and the other end having a cap part covering the protrusion part.

An inner circumferential surface of the cap portion protrudes from a sealing ring connected along the inner circumferential surface, and an inner diameter of the cap ring is smaller than an outer diameter of the protruding portion.

An inner upper surface of the cap part is inserted into the protrusion, and a pressing protrusion for pressing the upper surface of the opening and closing part to the intermediate support part is formed to protrude in the direction of the opening and closing part.

In addition, the plastic bag is equipped with a removable check valve of the present invention in order to achieve the above object, the plastic bag with a discharge hole formed on the upper surface; It consists of a removable check valve is attached to the upper surface of the plastic bag, the removable check valve, the adhesive sheet is attached to the lower surface is attached to the upper surface of the plastic bag, the opening and closing hole is formed in communication with the discharge hole in the vertical direction A base portion; Inserted and mounted in the opening and closing hole to open and close the opening and closing portion, and the base portion is formed in the edge of the base portion protruding in a horizontal direction in a state higher than the bottom surface of the base portion is formed with a handle portion spaced apart from the upper surface of the plastic bag It features.

The base portion, and the bottom portion is attached to the adhesive sheet on the lower surface; A protruding portion protruding upward from an upper surface of the bottom portion and having a through hole communicating with the discharge hole in an up and down direction therein; An intermediate support part protruding inward from an inner circumferential surface of the protruding part, the opening and closing hole being formed therein; Comprising the handle portion formed to protrude in the horizontal direction in the state spaced apart from the upper surface of the plastic bag at the edge of the bottom portion, the opening and closing portion opens the opening and closing only when the air in the lower opening and closing hole moves to the top.

According to the removable check valve and the plastic bag equipped with the present invention as described above, when the plastic bag is sealed and stored, the inside of the plastic bag can be easily vacuumed and stored safely in a vacuum state for a long time.

In addition, since the handle portion is placed in a state spaced apart from the upper surface of the plastic bag, the user can easily hold the handle portion, it is possible to more easily separate the removable check valve attached to the plastic bag.

3 is a perspective view of a removable check valve according to an embodiment of the present invention, Figure 4 is a one-way exploded perspective view of a removable check valve according to an embodiment of the present invention, Figure 5 is a removable according to an embodiment of the present invention 6 is a perspective exploded perspective view of a check valve, FIG. 6 is a perspective view of a plastic bag equipped with a removable check valve according to an exemplary embodiment of the present invention, and FIG. 7 is a cross-sectional view taken along line AA of FIG. 6.

As shown in Figure 3 to 7, the removable plastic bag is equipped with a removable check valve of the present invention, the plastic bag 100 and the removable check valve 200.

The plastic bag 100 has an opening 130 formed at one side thereof, and a discharge hole 110 is formed at an upper surface thereof, and an embossing 120 is formed from the other side to the discharge hole 110.

The removable check valve 200 is detachably attached to an upper surface of the plastic bag 100, and includes a base part 210, an opening and closing part 220, and a cover member 230.

The base portion 210 is made of a plastic injection molding, the adhesive sheet 217 is attached to the lower surface is attached to the upper surface of the plastic bag 100, the opening and closing hole communicating with the discharge hole 110 in the vertical direction ( 216 is formed.

The adhesive sheet 217 may be attached to the lower surface of the base portion 210, or may be attached to the upper surface of the plastic bag 100.

The adhesive sheet 217 has a closed curved hole corresponding to the discharge hole (110).

The base portion 210 includes a bottom portion 211, a protrusion 212, an intermediate support portion 214, and a handle portion 213.

The bottom portion 211 is formed in a flat plate shape, the adhesive sheet 217 is attached to the bottom surface.

At this time, the adhesive sheet 217 may be formed to be the same or slightly smaller than the size of the bottom portion 211, the plastic bag 100 long in the direction of the opening 130 of the plastic bag 100 as in this embodiment It can also be attached to the top of the).

When the adhesive sheet 217 is formed long, the adhesive sheet 217 is first adhered to the upper surface of the plastic bag 100 and then the base portion is attached to the upper surface of the adhesive sheet 217.

The protruding portion 212 protrudes upward on an upper surface of the bottom portion 211, and has a through hole 215 communicating with the discharge hole 110 in an up and down direction therein.

The intermediate support portion 214 protrudes inward from the inner circumferential surface of the protrusion 212, and the opening and closing hole 216 is formed therein.

The handle portion 213 is formed to protrude in a horizontal direction in a state higher than the bottom surface of the bottom portion 211 at the edge of the bottom portion 211 is extended.

Since the handle part 213 is formed higher than the bottom surface of the bottom part 211, it is spaced apart from the top surface of the plastic bag 100 as shown in FIG. 7.

As described above, since the handle portion 213 to which the adhesive sheet 217 is not attached is placed to be spaced apart from the top surface of the plastic bag 100, the removable check valve in the plastic bag 100 ( When the user wants to separate the user 200, the user can easily grasp the handle 213 to easily detach the removable check valve 200 from the plastic bag 100.

In addition, the base portion 210 is formed by the bottom portion 211 of the thin plate shape and the protrusion 212 of the hollow driving shape, so that the unnecessary portion is left empty to produce the base portion 210. The amount of material required can be reduced.

The opening and closing portion 220 is inserted into the opening and closing hole 216 to open and close the opening and closing hole 216, the opening and closing portion 220 is only when the air below the opening and closing hole 216 moves upwards The opening and closing hole 216 is opened.

The structure of the opening and closing portion 220 and the opening and closing hole 216 is sufficient to use a conventional known structure.

In this embodiment, the opening and closing hole 216 has a flower shape, that is, the outer peripheral surface was formed in a curved shape rather than a circular shape.

In addition, the opening and closing part 220 is disposed above the intermediate support part 214 and is larger than the maximum diameter of the opening and closing hole 216, and is disposed below the intermediate support part 214 and the A lower surface portion 222 that is smaller than the maximum diameter of the opening and closing hole 216 and larger than the minimum diameter, and the upper surface portion 221 and the lower surface portion that are smaller than the minimum diameter of the opening and closing hole 216 and penetrate the opening and closing hole 216. 222 is connected to the connection portion.

At this time, the length of the connection portion is greater than the height of the opening and closing hole (216).

Accordingly, when the upper surface portion 221 is attached to the upper portion of the opening and closing hole 216, the opening and closing hole 216 is closed, and when the lower surface portion 222 is attached to the lower portion of the opening and closing hole 216, the opening and closing hole ( 216 is left open.

The cover member 230 covers the protrusion 212 and is made of a rubber material.

One end of the cover member 230 is coupled to the handle part 213, and a cap part 231 is formed at the other end thereof to cover the protrusion 212.

On the inner circumferential surface of the cap portion 231 is formed a circular sealing ring 232 connected along the inner circumferential surface.

At this time, the inner diameter of the sealing ring 232 is smaller than the outer diameter of the protrusion 212, when the cap portion 231 is inserted into the protrusion 212, the sealing ring 232 is the protrusion 212 Strongly adhered to) to prevent external air from flowing between the cap 231 and the protrusion 212.

The sealing ring 232 is preferably made of a plurality so as to be formed in a state separated from each other.

In addition, the pressing protrusion 233 is inserted into the inner surface of the cap portion 231 inside the protruding portion 212 to press the upper surface of the opening and closing portion 220, that is, the upper surface portion 221 to the intermediate support portion 214. Is protruding in the direction of the opening and closing portion 220.

The upper surface portion 221 of the opening and closing portion 220 by the pressure protrusion 233 as described above is not arbitrarily raised by external impact, etc., it is possible to maintain the closed state of the opening and closing hole 216 as it is.

As described above, the cap portion 231 serves to more closely seal the opening and closing hole 216 with the opening and closing portion 220 by the sealing ring 232 and the pressing protrusion 233.

Hereinafter, the present invention made of the above-described configuration looks at the operation process.

FIG. 8 is a state sectional view showing a state of vacuum in FIG. 7, FIG. 9 is a state sectional view showing a state in which vacuum is completed in FIG. 8, and FIG. 10 is a state sectional view showing a state in which a cap part is covered in FIG. 9.

The removable check valve 200 is attached to the upper surface of the plastic bag 100 using the double-sided adhesive sheet 217.

At this time, the through hole 215 and the discharge hole 110 is attached in communication with each other.

Since the hole corresponding to the discharge hole 110 is formed in the adhesive sheet 217 in a closed curve shape, the upper surface of the plastic bag 100 and the base portion 210 by the adhesive sheet 217. Air can be prevented from entering between the bottom of the

After the food is put into the plastic bag 100, the opening 130 of the plastic bag 100 is sealed.

The method of sealing the opening 130 of the plastic bag 100 is sufficient in various conventionally known directions.

In this embodiment, as shown in Figures 6 and 7, in the folded state of the one side of the plastic bag 100, the opening 130 is formed several times it was fixed by attaching to the upper surface of the adhesive sheet 217.

This is possible because the adhesive sheet 217 is elongated in the direction of the opening 130.

Thereafter, as shown in FIG. 8, the cap part 231 is separated from the protrusion 212, and a hose 300 or a manual pump connected to a vacuum pump (not shown) is mounted on the protrusion 212.

As the pump is operated, the air inside the plastic bag 100 moves to the through hole 215 through the discharge hole 110.

The opening and closing portion 220 is raised by the air suction input of the pump, thereby opening and closing the opening and closing hole 216, the air moved through the through hole 215, the hose 300 through the opening and closing hole 216 ) And is discharged to the outside via a pump.

When the inside of the plastic bag 100 becomes a vacuum by the above operation, the user removes the pump from the protrusion 212.

Then, as shown in Figure 9, the opening and closing portion 220 is lowered by the vacuum pressure to close the opening and closing hole 216.

Thereafter, as shown in FIG. 10, a user covers the cap portion 231 to the protrusion 212.

Then, the sealing ring 232 is in close contact with the outer circumferential surface of the protrusion 212 to block the air that can flow through between the cap portion 231 and the protrusion 212.

In addition, the pressing protrusion 233 presses the edge of the upper surface portion 221 of the opening and closing portion 220 to prevent the opening and closing of the opening and closing hole 216 is opened in advance by the external force 220 to prevent in advance. .

At this time, the pressing protrusion 233 is formed on the outer side than the maximum diameter of the opening and closing hole 216 to press the edge of the upper surface portion 221 to press.

The plastic bag 100 vacuumed by the removable check valve 200 as described above can be safely stored in a vacuum state for a longer time.

On the other hand, when the user wants to separate the removable check valve 200 from the plastic bag 100, the user grabs the handle 213 and pulls the removable check valve 200 to the plastic bag ( 100).

At this time, since the handle part 213 is spaced apart from the upper surface of the plastic bag 100, the user can grasp the handle part 213 more easily.

Removable check valve and a plastic bag equipped with the present invention is not limited to the above-described embodiment, it can be carried out in a variety of modifications within the scope of the technical idea of the present invention.

1 is a conventional sealing device for vinyl wrapping paper,

2 is a cross-sectional view of FIG.

3 is a perspective view of a removable check valve according to an embodiment of the present invention;

Figure 4 is an exploded perspective view of one way of the removable check valve according to an embodiment of the present invention,

5 is an exploded perspective view of another direction of the removable check valve according to the embodiment of the present invention;

6 is a perspective view of a plastic bag equipped with a removable check valve according to an embodiment of the present invention,

FIG. 7 is a cross-sectional view taken along line A-A of FIG. 6;

8 is a cross-sectional view illustrating a state of vacuum in FIG. 7;

9 is a cross-sectional view showing a state in which the vacuum is completed in FIG.

10 is a state cross-sectional view showing a state covering a cap portion in FIG.

<Description of the symbols for the main parts of the drawings>

100: plastic bag, 110: vent hole, 120: embossing, 130: opening, 200: removable check valve, 210: base part, 211: bottom part, 212: protrusion part, 213: handle part, 214: intermediate support part, 215 : Through hole, 216: opening and closing hole, 217: adhesive sheet, 220: opening and closing part, 221; Upper part, 222: lower part, 223: connecting part, 230: cover member, 231: cap part, 232: sealing ring, 233: pressing protrusion, 300: hose,

Claims (7)

In the removable check valve is attached to the upper surface of the plastic bag having a discharge hole formed in the upper surface is opened only when discharged to the outside of the air inside the plastic bag, A base part attached to an upper surface of the plastic bag and formed with opening and closing holes communicating with the discharge hole in a vertical direction; Inserted into the opening and closing hole is made of opening and closing the opening and closing the opening and closing, Removable check valve, characterized in that the edge of the base portion is formed with a handle portion protruding in a horizontal direction in a state higher than the bottom surface of the base portion. The method of claim 1, The base portion, A bottom portion to which an adhesive sheet is attached to the bottom surface; A protruding portion formed to protrude upward from an upper surface of the bottom portion and having a through hole formed in a vertical direction therein; An intermediate support part protruding inward from an inner circumferential surface of the protruding part, the opening and closing hole being formed therein; The handle portion is formed in the horizontal direction protruding from the edge of the bottom portion, The opening and closing portion of the removable check valve, characterized in that for opening the opening and closing hole only when the air in the lower opening and closing hole. 3. The method of claim 2, It further comprises a cover member for covering the protrusion, The cover member is detachable check valve, characterized in that one end is coupled to the handle portion and the other end has a cap portion covering the protrusion. The method of claim 3, wherein On the inner circumferential surface of the cap portion is formed a sealing ring protruding along the inner circumferential surface, Removable check valve, characterized in that the inner diameter of the sealing ring is smaller than the outer diameter of the protrusion. The method of claim 3, wherein Removable check valve, characterized in that the pressing protrusion is inserted into the inner upper surface of the cap portion to press the upper surface of the opening and closing portion in the direction of the opening and closing portion. A plastic bag having a discharge hole formed on an upper surface thereof; Consists of a removable check valve attached to the upper surface of the plastic bag, The removable check valve, An adhesive sheet attached to a lower surface, attached to an upper surface of the plastic bag, and having a opening and closing hole communicating with the discharge hole in a vertical direction; Inserted into the opening and closing hole is made of an opening and closing portion for opening and closing the opening and closing hole, The edge of the base portion is a plastic bag with a removable check valve, characterized in that the handle portion is formed protruding in a horizontal direction in the state higher than the bottom of the base portion spaced apart from the upper surface of the plastic bag. The method of claim 6, The base portion, A bottom portion to which an adhesive sheet is attached to the bottom surface; A protruding portion protruding upward from an upper surface of the bottom portion and having a through hole communicating with the discharge hole in an up and down direction therein; An intermediate support part protruding inward from an inner circumferential surface of the protruding part, the opening and closing hole being formed therein; Comprising the handle portion formed to protrude in the horizontal direction in the state spaced apart from the upper surface of the plastic bag at the edge of the bottom portion, The opening and closing part is a plastic bag equipped with a removable check valve, characterized in that for opening the opening and closing hole only when the air in the lower opening and closing hole.
KR1020090077689A 2009-08-21 2009-08-21 Attaching and detaching type check valve and vinyl bag having the same KR20110020025A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020090077689A KR20110020025A (en) 2009-08-21 2009-08-21 Attaching and detaching type check valve and vinyl bag having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020090077689A KR20110020025A (en) 2009-08-21 2009-08-21 Attaching and detaching type check valve and vinyl bag having the same

Publications (1)

Publication Number Publication Date
KR20110020025A true KR20110020025A (en) 2011-03-02

Family

ID=43929435

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020090077689A KR20110020025A (en) 2009-08-21 2009-08-21 Attaching and detaching type check valve and vinyl bag having the same

Country Status (1)

Country Link
KR (1) KR20110020025A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101413728B1 (en) * 2012-11-08 2014-07-01 문성수 Valve for water pouring of water pail
WO2015147345A1 (en) * 2014-03-25 2015-10-01 문성수 Valve for water container pack and dispenser including same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101413728B1 (en) * 2012-11-08 2014-07-01 문성수 Valve for water pouring of water pail
WO2015147345A1 (en) * 2014-03-25 2015-10-01 문성수 Valve for water container pack and dispenser including same

Similar Documents

Publication Publication Date Title
KR20120002205U (en) Spuit type cosmetics container
JP5084593B2 (en) Vacuum storage device
KR100896459B1 (en) A food vacuum compression pack
KR20110020025A (en) Attaching and detaching type check valve and vinyl bag having the same
KR100886414B1 (en) Air suction apparatus for vinyl bag
KR200481587Y1 (en) Compressior for Toilet Stool
NL2007708C2 (en) Compactor.
KR101187030B1 (en) Keeping Container
KR20050093743A (en) Discharging container using air pump
CN210008826U (en) Brewing device and piston assembly
CN216270834U (en) Vacuum tank and vacuum tank assembly
KR20100092093A (en) Sticker type check valve for vacuum bag and vacuum bag sealing set using the same
JP4135167B2 (en) Dispensing container
CN216071234U (en) Cover structure of vacuum tank
KR20090113157A (en) Air suction apparatus for vinyl bag
KR101034316B1 (en) Bending type air suction apparatus for vinyl bag
CN113998307A (en) Vacuum tank and vacuum tank assembly
KR20100128460A (en) Slide type sealing device having check valve for vinyl bag and sealing device set using the same
KR101101288B1 (en) Fluid Container Including Fluid Suction Means
CN218355760U (en) Pot cover convenient to pile up
KR200438382Y1 (en) Vacuum clip apparatus
KR20100079755A (en) Sealing set for vinyl bag
CN209031764U (en) It stretches the environmentally friendly cup of integrated device with suction pipe
CN113998303A (en) Cover structure of vacuum tank
KR200444241Y1 (en) Sealing device for vinyl bag

Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee