CN1100709C - Vented closures - Google Patents
Vented closures Download PDFInfo
- Publication number
- CN1100709C CN1100709C CN97199818A CN97199818A CN1100709C CN 1100709 C CN1100709 C CN 1100709C CN 97199818 A CN97199818 A CN 97199818A CN 97199818 A CN97199818 A CN 97199818A CN 1100709 C CN1100709 C CN 1100709C
- Authority
- CN
- China
- Prior art keywords
- container
- ventilation
- closure member
- sealing
- 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.)
- Expired - Fee Related
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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
Technical field
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.
Background technology
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.
The initial part of a kind of two-way ventilation wadding as the lid closure member of containers such as bottle disclosed among the list of references WO-A-9526913.
Summary of the invention
According to an aspect of the present invention, a kind of method that the closure member of container is transformed into vent seal by salable closure is provided, container and closure member have complementary non-airtight construction, 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 that increasing ventilation transformation part walks around sealing member, between closure member and container, form the sealing that liquid is close, ventilate, and provide from container through the air passage of ventilation transformation part to atmosphere by the structure of closure member and container complementation.
Different with the content among the document W0-A-9526913, when using method of the present invention, need not remove existing sealing insert, only need to add a ventilation and change part.
In addition according to the present invention, the shape and size that the ventilation that provides changes part design to such an extent that walk around the sealing member of closure member and container, between closure member and container, form the sealing that liquid is close, ventilate, has complementary non-air tight structure between closure member and the container, can removably be installed on this container by this construction closures, in use, utilize structure complementary between this closure member and the container to provide and change the air passage of part to atmosphere through ventilation from 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 a preferred embodiment of the present invention, closure member is a lid, it has sealing member, container has a neck, lid and neck have complementary structure, ventilation changes the insert that part is a lid, and its shape roughly matches with the interior shape and the sealing member of closing cap, and ventilation in use changes part can walk around sealing member.Be stamped a sealing flange that dangles, insert has the wave edges part, and this part has two concentric circumferential groove, they respectively upward opening holding and to walk around the sealing flange of lid, and to the edge of under shed with the storage container neck.The surface in the face of lid of described two concentric circumferential groove forms the airflow apparatus of ventilating between insert and lid.
According to a further advantageous embodiment of the invention, insert has liquid side pore, so that gas passes through, changes part and stop liquid to flow to ventilation.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.
Description of drawings
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.
The specific embodiment
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 liquid leakproof fit is in liquid side, axially extended cylindricality external fin 30, and its outward flange and cylindricality external fin 30 interference fit, and is coaxial around rib 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;
Downward screw thread 52,54 through lid and neck; And
Anti-usurping (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 (10)
1. method that the closure member of container is transformed into vent seal by salable closure, container (48) and closure member (10) have complementary non-airtight construction (52,54), can removably install to seal this container by this construction closures, one sealing member (40) forms liquid-tight seal between closure member and container, it is characterized in that this method may further comprise the steps:
1) walk around sealing member (40),
2) between closure member (10) and container (48), form the sealing that liquid is close, ventilate,
3) structure (52,54) by closure member and container complementation provides from container and crosses the air passage of sealing member to atmosphere.
2. one is used for a ventilation that has the container (48) of closure member (10) and changes part, has complementary non-air tight structure (52 between closure member and the container, 54), can removably install to seal this container by this construction closures, one sealing member (40) forms liquid-tight seal between closure member and container, it is characterized in that, this ventilation changes the sealing member (40) that part (12) is walked around closure member (10) and container (48), it is close to form liquid between closure member (10) and container (48), the sealing of ventilation, in use, utilize non-airtight construction complementary between this closure member and the container to provide and change the air passage of part to atmosphere through ventilation from container.
3. ventilation as claimed in claim 2 changes part, it is characterized in that, it is many micropores part (24) that ventilation changes part (12).
4. ventilation as claimed in claim 2 changes part, it is characterized in that, closure member is a lid (14), it has sealing member (40), and container (48) has a neck (44), and lid and neck have complementary structure (52,54), ventilation changes the insert (12) that part is a lid (14), and its shape roughly matches with the interior shape and the sealing member (40) of closing cap (14), and ventilation in use changes part can walk around sealing member.
5. ventilation as claimed in claim 4 changes part, it is characterized in that, sealing flange (40) dangles out from lid (14), 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).
6. ventilation as claimed in claim 5 changes part, it is characterized in that, the surface of facing lid of described two concentric circumferential groove (36,38) forms the airflow apparatus of ventilation between insert (12) and lid (14).
7. ventilation as claimed in claim 4 changes part, it is characterized in that insert (12) has centre hole (16), is sealed by a microporous membrane (24) in the liquid side.
8. ventilation as claimed in claim 7 changes part, it is characterized in that insert (12) has liquid side pore (28), so that gas passes through, changes part (24) and stop liquid to flow to ventilation.
9. ventilation as claimed in claim 7 changes part, it is characterized in that, and 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.
10. ventilation as claimed in claim 5 changes part, it is characterized in that, seal ring (58) is positioned between neck edge (42) and the insert groove (38) with sealing insert (12) and container (48).
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9624036.1A GB9624036D0 (en) | 1996-11-19 | 1996-11-19 | Vented closures |
| GB9624036.1 | 1996-11-19 | ||
| GB9624849.7 | 1996-11-29 | ||
| GBGB9624849.7A GB9624849D0 (en) | 1996-11-19 | 1996-11-29 | Vented closures |
| GBGB9703311.2A GB9703311D0 (en) | 1997-02-18 | 1997-02-18 | Vented closures |
| GB9703311.2 | 1997-02-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1237938A CN1237938A (en) | 1999-12-08 |
| CN1100709C true 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) |
Families Citing this family (7)
| 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 |
| EP4061735A1 (en) * | 2019-11-18 | 2022-09-28 | Johnson & Johnson Consumer Inc. | Flip-top closure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4789074A (en) * | 1987-07-10 | 1988-12-06 | Minnesota Mining And Manufacturing Company | Cap liner |
| WO1995026913A1 (en) * | 1994-03-31 | 1995-10-12 | The Clorox Company | Bi-directional venting liner |
Family Cites Families (2)
| 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 |
-
1997
- 1997-11-18 WO PCT/GB1997/003117 patent/WO1998022363A1/en active IP Right Grant
- 1997-11-18 DE DE69718934T patent/DE69718934T2/en not_active Expired - Fee Related
- 1997-11-18 JP JP52332398A patent/JP2001504068A/en active Pending
- 1997-11-18 CN CN97199818A patent/CN1100709C/en not_active Expired - Fee Related
- 1997-11-18 BR BR9714638-2A patent/BR9714638A/en unknown
- 1997-11-18 EP EP97912337A patent/EP0954487B1/en not_active Expired - Lifetime
- 1997-11-18 ES ES97912337T patent/ES2191832T3/en not_active Expired - Lifetime
- 1997-11-18 AU AU49572/97A patent/AU731992B2/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4789074A (en) * | 1987-07-10 | 1988-12-06 | Minnesota Mining And Manufacturing Company | Cap liner |
| WO1995026913A1 (en) * | 1994-03-31 | 1995-10-12 | The Clorox Company | Bi-directional venting liner |
| WO1996013443A1 (en) * | 1994-03-31 | 1996-05-09 | The Clorox Company | Reverse channel bi-directional venting liner |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0954487B1 (en) | 2003-02-05 |
| WO1998022363A1 (en) | 1998-05-28 |
| DE69718934D1 (en) | 2003-03-13 |
| ES2191832T3 (en) | 2003-09-16 |
| BR9714638A (en) | 2000-10-03 |
| DE69718934T2 (en) | 2003-12-24 |
| JP2001504068A (en) | 2001-03-27 |
| EP0954487A1 (en) | 1999-11-10 |
| CN1237938A (en) | 1999-12-08 |
| AU731992B2 (en) | 2001-04-12 |
| AU4957297A (en) | 1998-06-10 |
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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 |