CN1237938A - Vented closures - Google Patents
Vented closures Download PDFInfo
- Publication number
- CN1237938A CN1237938A CN 97199818 CN97199818A CN1237938A CN 1237938 A CN1237938 A CN 1237938A CN 97199818 CN97199818 CN 97199818 CN 97199818 A CN97199818 A CN 97199818A CN 1237938 A CN1237938 A CN 1237938A
- Authority
- CN
- China
- Prior art keywords
- container
- closure member
- ventilation
- liquid
- insert
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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Classifications
-
- 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
- B65D51/00—Closures not otherwise provided for
- B65D51/16—Closures not otherwise provided for with means for venting air or gas
- B65D51/1605—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
- B65D51/1622—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of a passage for the escape of gas between the closure and the lip of the container mouth
-
- 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
- B65D51/00—Closures not otherwise provided for
- B65D51/16—Closures not otherwise provided for with means for venting air or gas
- B65D51/1605—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
- B65D51/1616—Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of a filter
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
- Manipulator (AREA)
Abstract
Disclosed herein are a method of an apparatus for providing a vented closure (10) for a container having complementary non gas-tight features (52, 54) by which the closure may be removeably attached to close the container, by fitting a venting member (12) to form a liquid-tight, gas-venting seal between the closure and the container and provide a venting gas path from the container through the venting member to atmosphere via the complementary closure and container features; the venting member may replace or by-pass the existing sealing member in a closure.
Description
The present invention relates to provide the method and apparatus of closure member of the ventilation of container, relate in particular to the ventilation part of container-closure.
Known container-closure is a lid, and it has with the non-air tight screw thread fit of the screw neck of the complementation of container and is used to form sealing member in the lid with the airtight and liquid-tight seal of container neck.Liquid container can be because for example expansion or the contraction that the liquid of being adorned or ambient temperature cause, and the overvoltage or under-voltage that becomes, and the damage container.A terms of settlement is to make container enough solid to resist this variation, and another terms of settlement is to join a ventilation part to container.The selection of terms of settlement mainly considers from economic angle, makes that container is enough solid and joins one to container and ventilate which is more cheap for part.
Known container ventilation part needs special closure member and/or changes container.
According to an aspect of the present invention, the method of the closure member of one container ventilation is provided, closure member and container have complementary non-airtight construction, can removably install to seal this container by this construction closures, this method comprises assembling one ventilation part, and liquid is close, the sealing of ventilation to form between closure member and container, and the structure by closure member and container complementation provides from container through the air passage of ventilation part to atmosphere.
According to a further aspect in the invention, the method that the closure member of container is transformed into aeration status by sealing state is provided, container and closure member have complementary structure, can removably install to seal this container by this construction closures, one sealing member forms liquid-tight seal between closure member and container, this method comprises with the replacement of ventilation part or walks around the sealing that sealing member is close with formation liquid between closure member and container, ventilate, and provides from container through the air passage of ventilation part to atmosphere by the structure of closure member and container complementation.
Need not make an amendment to closure member or container when using method of the present invention.
In the closure member according to the ventilation of container of the present invention, closure member and container have complementary and non-air tight structure, can removably be installed on the container with this closure member, the shape and size of ventilation part design to such an extent that can form between closure member and container that liquid is close, the sealing of ventilation, and the structure by closure member and container complementation provides from container through the air passage of part to atmosphere of ventilating.
The ventilation part can design and be used for replacing or walking around sealing member, forms liquid-tight seal between closure member and container, and forms the sealing that liquid is close, ventilate between closure member and container.
Therefore, it is a kind of according to air extractor vent of the present invention that liquid container can simply and economically provide, and do not need container or closure member are revised, as long as a suitable ventilation part is provided and utilizes closure member and the already present potential current path in container junction.
In a preferred embodiment, the ventilation part is microporous, for example is a microporous membrane.
Using microporous membrane to be that as the advantage of ventilation closure member they are worked under zero pressure difference, is beidirectional, and promptly they are ventilated on both direction, enter and amount discharge container.Use the major defect of this microporous membrane to be, when by liquid when moistening its work efficiency seriously reduce, make film almost can not work.
According to another embodiment of the invention, complementary closure member and structure of container form the tortuous sealing of gas side, arrive the ventilation part to prevent flow of liquid.
According to another embodiment of the present invention, closure member is a lid, and container has a neck, and lid and neck have complementary structure, and the ventilation part is an insert of lid.Between insert and lid, can provide an airflow apparatus.
According to an embodiment more of the present invention, insert has liquid side pore, so that air passes through, and stops liquid to flow to the ventilation part.The capillary hole size makes the surface tension that is contained in the liquid in the container can prevent that liquid from normally contacting microporous membrane; this is by preventing the wetting film efficient that improved of film, also protective film power and load of causing of liquid body not in the manipulating of the container that is filled with liquid.
Above-mentioned purpose of the present invention and other advantage will become apparent from the description below in conjunction with accompanying drawing, wherein:
Fig. 1 is the section drawing according to liquid container microporous membrane ventilation closure member of the present invention;
Fig. 2 is the decomposition section of the closure member of Fig. 1;
Fig. 3 is the section drawing of container neck;
Fig. 4 is that the closure member of Fig. 1 is screwed in the section drawing on the neck of Fig. 3;
Fig. 5 is the side elevation view corresponding to Fig. 4;
Fig. 6 is the amplification detail view of Fig. 4 part.
As shown in the figure, microporous membrane ventilation closure member 10 constitutes by being roughly circular insert 12, and it is by molded the forming of a kind of suitable rigid plastic material, and for example LDPE roughly matches with the interior shape with container cover 14.Insert 12 has centre hole 16, and it has the gas side, around, axial upwardly extending cylindrical flanges 18, and a liquid lateral edges 20 that radially extends.Edge 20 has the liquid side, around the rib 22 of, the cylindricality of axially downwards extending.Hole 16 in the liquid side by a microporous membrane 24 sealing, " GORTEX " film for example, it is for example welded rib 22 in and to be bonded to edge 20 formation liquid close.
By molded plastics cup 26 protections, it has the top of cylindricality to film 24 in the liquid side, and its overall diameter interference, liquid leakproof fit are in liquid side, axially extended cylindricality external fin 30, and be coaxial around ribs 22 with external fin 30.Cup 26 has and is in the outside, the flange that extends radially outwardly, is used for the edge of block at rib 30, the degree of depth of inserting with the top of control cup.
External fin 30 is folded down with the dish-shaped core 32 formation integral body of the insert 12 that upwards extends out to wave edges part 34 from flange 18 and from it.Marginal portion 34 has two concentric circumferential groove 36 and 38, and they are the sealing flange 40 that dangles in container cover 14 to hold single-piece of upward opening respectively, and to the edge 42 of under shed with storage container neck 44.
The gas side of insert 12, in the face of the lid the surface handled by roughening, dish-shaped core has the integral ribs 46 that radially extends to marginal portion 34.
In use, as Fig. 1, shown in 4 and 6, comprise that the ventilation closure member 10 of the insert 12 that has film 24 and cup 26 is engaged in traditional container cover 14, whole assembly is screwed on the neck 44 of container 48.
Gas in the container 48 can advance row by following approach:
By microporous membrane 24;
In insert cylindrical lip 18;
Intramarginal groove 50 by flange 18;
Facing between the surface of insert 12 of lid 14 lower surfaces and rib 46;
Around the sealing flange 40 of lid and the surface and the zone therebetween in the face of lid of the roughening of insert groove 36;
Center on surface and the lid 14 and the zone therebetween in the face of lid of the roughening of insert groove 38;
Faulty action preventing (anti-tamper) ring 56 by lid enters atmosphere;
Shown in the arrow of Fig. 6.
The gas passage of this complexity has formed tortuous sealing effectively in the air side of microporous membrane; Therefore:
Lid can prevent that film is subjected to extraneous any pollution when the storage of container or transportation;
Same lid can be used for ventilation or airproof occasion, as long as a ventilation closure member is inserted in the lid;
Film can be welded on the insert, keeps liquid close to guarantee it; And
This drowning has pore or air flue.
Like this, a non-vent cap closure member can be fast and easily become the closure member of ventilation by replacing existing sealing member in traditional container cover 14 with insert 12 or walking around it, and this insert comprises film 24 and cup 26; As long as between lid and neck thread, enough gas leakage passages are arranged.
Claims (17)
1. the method for the closure member of the ventilation that container is provided, closure member and container have complementary non-airtight construction, can removably install to seal this container by this construction closures, it is characterized in that, this method comprises assembling one ventilation part, and liquid is close, the sealing of ventilation to form between closure member and container, and the structure by closure member and container complementation provides from container through the air passage of ventilation part to atmosphere.
2. method that the closure member of container is transformed into vent seal by salable closure, container and closure member have complementary structure, can removably install to seal this container by this construction closures, one sealing member forms liquid-tight seal between closure member and container, it is characterized in that, this method comprises with the replacement of ventilation part or walks around the sealing that sealing member is close with formation liquid between closure member and container, ventilate, and provides from container through the air passage of ventilation part to atmosphere by the structure of closure member and container complementation.
3. as the method for claim 1 or 2, it is characterized in that the ventilation part is microporous.
4. the closure member of the ventilation of a container, closure member (10) and container (48) have complementary and non-air tight structure (52,54), can removably be installed on the container with this closure member, it is characterized in that, the shape and size of one ventilation part (12) design to such an extent that can form the sealing that liquid is close, ventilate between closure member (10) and container (48), and the structure (52,54) by closure member and container complementation provides from container through the air passage of part to atmosphere of ventilating.
5. closure member as claimed in claim 4 is characterized in that, ventilation part (12) is many micropores part (24).
6. as the closure member of claim 4 or 5, it is characterized in that complementary closure member and structure of container (52,54) form the tortuous sealing of gas side, arrive ventilation part (12) to prevent flow of liquid.
7. as each closure member in the claim 4 to 6, closure member is a lid (14), and container (48) has a neck (44), and lid and neck have complementary structure (52,54), it is characterized in that, the ventilation part is an insert (12) that covers (14).
8. closure member as claimed in claim 7 is characterized in that, airflow apparatus (46) is arranged between insert (12) and the lid (48).
9. closure member as claimed in claim 8 is characterized in that, airflow apparatus is formed by the lip-deep protruding part (46) in the face of lid of insert (12).
10. as the closure member of claim 8 or 9, it is characterized in that insert (12) forms by rigid plastic material is molded, roughly match that insert has centre hole (16), sealed by a microporous membrane (24) in the liquid side with interior shape with container cover (14).
11. closure member as claim 10, closing cap (14) has the sealing flange (40) that dangles, it is characterized in that, insert (12) has wave edges part (34), partly (34) have two concentric circumferential groove (36,38), they are the sealing flange (40) of upward opening to hold and to walk around lid respectively, and to the edge of under shed with storage container neck (44).
12. the closure member as claim 9 and 10 is characterized in that, the protruding part of insert is formed by the integral ribs (46) of radially extending to marginal portion (34) from centre hole (16).
13. the closure member as claim 11 is characterized in that, handle to form the airflow apparatus of ventilation between insert (12) and lid (14) through roughening on the surface in the face of lid of described two concentric circumferential groove (36,38).
14. as each closure member in the claim 4 to 13, it is characterized in that insert (12) has liquid side pore (28),, and stop liquid to flow to ventilation part (24) so that air passes through.
15. as quote the closure member of the claim 14 of claim 10, it is characterized in that, the close liquid side that is installed in insert (12) of cup shell (26) liquid, the mouth of microporous membrane (24) sealing cup shell, pore (28) is formed on the wall of cup shell.
16. as each closure member in the claim 4 to 15, it is characterized in that, ventilation part (12) design is used for replacing or walking around sealing member, forming liquid-tight seal between closure member (10) and container (48), and forms between closure member and container that liquid is close, ventilation seals.
17. be used for the ventilation part of the ventilation closure member of claim 4 to 16 in each.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9624036.1A GB9624036D0 (en) | 1996-11-19 | 1996-11-19 | Vented closures |
| GBGB9624849.7A GB9624849D0 (en) | 1996-11-19 | 1996-11-29 | Vented closures |
| GB9624849.7 | 1997-02-18 | ||
| GB9624036.1 | 1997-02-18 | ||
| GB9703311.2 | 1997-02-18 | ||
| GBGB9703311.2A GB9703311D0 (en) | 1997-02-18 | 1997-02-18 | Vented closures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1237938A true CN1237938A (en) | 1999-12-08 |
| CN1100709C CN1100709C (en) | 2003-02-05 |
Family
ID=27268593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97199818A Expired - Fee Related CN1100709C (en) | 1996-11-19 | 1997-11-18 | Vented closures |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0954487B1 (en) |
| JP (1) | JP2001504068A (en) |
| CN (1) | CN1100709C (en) |
| AU (1) | AU731992B2 (en) |
| BR (1) | BR9714638A (en) |
| DE (1) | DE69718934T2 (en) |
| ES (1) | ES2191832T3 (en) |
| WO (1) | WO1998022363A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114728720A (en) * | 2019-11-18 | 2022-07-08 | 强生消费者公司 | Flip top closure |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3068597B1 (en) * | 1999-03-02 | 2000-07-24 | 日本酸素株式会社 | Internal pressure rise prevention container |
| DE102004050679A1 (en) * | 2004-10-13 | 2006-04-20 | Ing. Erich Pfeiffer Gmbh | metering |
| DE102005013659B3 (en) * | 2005-03-24 | 2006-08-24 | Hydac Filtertechnik Gmbh | Venting device for e.g. tank, has labyrinth like seal system with side by side lying seal passages for sealing air/fluid guiding connection against passage of penetration media, where passages are formed in venting chamber |
| JP4880239B2 (en) * | 2005-03-28 | 2012-02-22 | 積水成型工業株式会社 | Degassing lid for plastic containers |
| SE0700771L (en) * | 2007-03-27 | 2008-09-28 | Petrolia Ab | Child-protected safety cap with ventilation function |
| GB201019769D0 (en) | 2010-11-22 | 2011-01-05 | Greif Int Holding Bv | Vented container closure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH357330A (en) * | 1956-10-16 | 1961-09-30 | Wicuplastwerk Gmbh | Plastic container |
| DE2403244C3 (en) * | 1974-01-24 | 1980-12-04 | Riedel-De Haen Ag, 3016 Seelze | For gases permeable, liquid-tight shut-off device |
| US4789074A (en) * | 1987-07-10 | 1988-12-06 | Minnesota Mining And Manufacturing Company | Cap liner |
| US5730306A (en) * | 1994-03-31 | 1998-03-24 | The Clorox Company | Bi-directional venting liner |
-
1997
- 1997-11-18 BR BR9714638-2A patent/BR9714638A/en unknown
- 1997-11-18 WO PCT/GB1997/003117 patent/WO1998022363A1/en active IP Right Grant
- 1997-11-18 ES ES97912337T patent/ES2191832T3/en not_active Expired - Lifetime
- 1997-11-18 AU AU49572/97A patent/AU731992B2/en not_active Ceased
- 1997-11-18 CN CN97199818A patent/CN1100709C/en not_active Expired - Fee Related
- 1997-11-18 JP JP52332398A patent/JP2001504068A/en active Pending
- 1997-11-18 DE DE69718934T patent/DE69718934T2/en not_active Expired - Fee Related
- 1997-11-18 EP EP97912337A patent/EP0954487B1/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114728720A (en) * | 2019-11-18 | 2022-07-08 | 强生消费者公司 | Flip top closure |
Also Published As
| Publication number | Publication date |
|---|---|
| BR9714638A (en) | 2000-10-03 |
| AU4957297A (en) | 1998-06-10 |
| DE69718934T2 (en) | 2003-12-24 |
| AU731992B2 (en) | 2001-04-12 |
| WO1998022363A1 (en) | 1998-05-28 |
| EP0954487B1 (en) | 2003-02-05 |
| CN1100709C (en) | 2003-02-05 |
| ES2191832T3 (en) | 2003-09-16 |
| DE69718934D1 (en) | 2003-03-13 |
| JP2001504068A (en) | 2001-03-27 |
| EP0954487A1 (en) | 1999-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |