US20150203264A1 - Lid Assembly for Airtight Container - Google Patents
Lid Assembly for Airtight Container Download PDFInfo
- Publication number
- US20150203264A1 US20150203264A1 US14/414,631 US201214414631A US2015203264A1 US 20150203264 A1 US20150203264 A1 US 20150203264A1 US 201214414631 A US201214414631 A US 201214414631A US 2015203264 A1 US2015203264 A1 US 2015203264A1
- Authority
- US
- United States
- Prior art keywords
- lid
- airtight container
- lid body
- edge
- flange
- 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.)
- Abandoned
Links
Images
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
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/02—Removable lids or covers
- B65D43/08—Removable lids or covers having a peripheral flange fitting over the rim of 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
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
-
- 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
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
- B65D41/16—Snap-on caps or cap-like covers
-
- 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
- B65D45/00—Clamping or other pressure-applying devices for securing or retaining closure members
- B65D45/02—Clamping or other pressure-applying devices for securing or retaining closure members for applying axial pressure to engage closure with sealing surface
- B65D45/16—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped
-
- 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
- B65D45/00—Clamping or other pressure-applying devices for securing or retaining closure members
- B65D45/02—Clamping or other pressure-applying devices for securing or retaining closure members for applying axial pressure to engage closure with sealing surface
- B65D45/16—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped
- B65D45/20—Clips, hooks, or clamps which are removable, or which remain connected either with the closure or with the container when the container is open, e.g. C-shaped pivoted
Definitions
- the present invention relates to a lid assembly for an airtight container, and more particularly to a lid assembly for an airtight container to which a locking function is applicable so as to store food with safety without a leakage of smell or moisture.
- a conventional airtight container includes a container body having an opened upper portion, and a lid having locking blades for opening and closing the container body.
- the container body is injection-molded with synthetic resin to have a square or cylindrical shape, and has a storage space defined therein.
- a hooking protrusion for hooking each of the locking blades protrudes to be provided at an opened end portion of a side wall of the container body.
- the locking blades are integrally formed along an edge of the lid so as to turn outward, and each is provided with a hooking jaw hooked by the hooking protrusion.
- the hooking jaw is elastically coupled to the hooking protrusion of the container body so that the lid is securely locked thereto.
- restriction of the hooking jaw is released so that the lid is opened.
- the conventional airtight container has a disadvantage in that the container body made of synthetic resin (PP) is easily discolored by contents stored therein. In recent years, the purchasing power of products is lowered due to a negative image about peculiar environmental hormone of synthetic resin.
- the container body and the lid are made of polypropylene (referred to as “PP”) which is thermoplastic resin obtained by polymerization of propylene, and such polypropylene has high ductility and low transparency.
- Tritan resin having high transparency without inducing environmental hormone is also used.
- the Tritan resin is an advanced eco-friendly material which is newly developed by Eastman Chemical Company, U.S. global company, and refers to a pure polyesert material to which bisphenol-A (BPA) as a suspected environmental hormone substance and a harmful plasticizer to the human body are not added. Since the Tritan resin has all of an advantage of plastic and an advantage (transparency) of glass, the
- Tritan resin is used for an airtight container product.
- the Tritan resin has high transparency and low ductility, and is thus not applied to a lid product having locking blades. That is, when a lid product integrally formed with locking blades which are repeatedly folded and used is made of Tritan resin, a snap-hinge portion of each locking blade is easily damaged.
- a container product in which a container body is made of a Tritan resin material and a lid having locking blades is made of a polypropylene (PP) material has been recently released.
- PP polypropylene
- the present invention has been made in view of the above problems, and it is an object of the present invention to provide a lid assembly for an airtight container in which an airtight container product may be directed in various manners by having an improved lid assembly such that a lid body and locking blade portions are integrally formed of different materials.
- Tritan resin which has high transparency and is an eco-friendly material may be effectively applied to the lid assembly for an airtight container.
- Another object of the present invention is to provide a lid assembly for an airtight container in which an advanced Tritan material having all advantages of plastic and glass may be applied to an airtight container lid and locking blades requiring ductility may be integrated with each other so as to realize a locking function.
- a lid assembly for an airtight container capable of opening and closing an airtight container having a hooking protrusion provided on an opened upper edge thereof.
- the lid assembly includes a lid body injection-molded with synthetic resin so as to cover an upper portion of the airtight container, the lid body having a slot-shaped embedded groove provided in a band form along an upper surface edge thereof and a packing groove provided in a band form along a lower surface edge thereof, a lid-flange member injection-molded with synthetic resin so as to surround an edge of the lid body and have a ring shape after the lid-flange member is inserted and arranged in a synthetic resin injection mold, the lid-flange member including an inside hooking jaw provided on an inner side thereof such that the inside hooking jaw is hooked by an inside of the embedded groove of the lid body, a flange provided on an outer side thereof such that the flange surrounds the edge of the lid body and has an outside hooking jaw hooked by an outer wall lower end of the packing groove, and locking blades integrally formed at regular intervals along an edge of the flange through snap-hinge portions and having locking jaws elastically hooked by the hooking protrusion of the airtight container, and
- the lid body of the lid assembly may be formed of Tritan resin
- the lid-flange member of the lid assembly may be formed of polypropylene resin
- the lid assembly is formed of Tritan resin having advantages of plastic and glass and then a lid-flange member having locking blades is integrated with the lid assembly, thereby enabling an airtight container product to be directed by different materials in various manners.
- the Tritan resin which has high transparency and is an eco-friendly material may be effectively applied to the lid assembly.
- the advanced Tritan resin having all advantages of plastic and glass may be applied to an airtight container lid and the locking blades requiring ductility may be integrated with each other so as to realize a locking function.
- various colors are applied to the lid-flange member configured by the locking blades and thus the airtight container product may be distinguished.
- FIG. 1 is a view illustrating a lid assembly according to an embodiment of the present invention applied to an airtight container having a bowl shape;
- FIG. 2 is a perspective view illustrating the lid assembly for an airtight container according to the embodiment of the present invention
- FIG. 3 is a cross-sectional view illustrating the lid assembly for an airtight container according to the embodiment of the present invention taken along line III-III of FIG. 2 ;
- FIG. 4 is a perspective view illustrating a lid body of the lid assembly according to the embodiment of the present invention.
- FIG. 5 is a cross-sectional view illustrating a structure of the lid body according to the embodiment of the present invention taken along line V-V of FIG. 4 ;
- FIG. 6 is a perspective view illustrating a lid-flange member of the lid assembly according to the embodiment of the present invention.
- FIG. 7 is a cross-sectional view illustrating a structure of the lid-flange member of the lid assembly according to the embodiment of the present invention taken along line VII-VII of FIG. 6 ;
- FIG. 8 is a cross-sectional view illustrating a use state of the lid assembly for an airtight container according to the embodiment of the present invention.
- FIGS. 1 to 7 show a configuration of a lid assembly according to an embodiment of the present invention and FIG. 8 show a use state of the lid assembly according to the embodiment of the present invention.
- a lid assembly of an airtight container 200 may open and close an airtight container 100 by applying a locking function to the airtight container 100 having a hooking protrusion 110 which is provided in an outward flange form on an opened upper edge.
- the lid assembly 200 includes a lid body 210 which is injection-molded with synthetic resin so as to cover an upper portion of the airtight container 100 , a lid-flange member 220 which is formed of synthetic resin along an edge of the lid body 210 to surround the same and has a plurality of locking blades 226 integrally formed with the edge, and a silicon packing 230 arranged along a lower surface edge of the lid body 210 .
- the lid assembly 200 is configured such that the lid body 210 and the lid-flange member 220 are integrally formed of different materials which are not fused with each other. To this end, a detailed structure of each component is as follows.
- the lid body 210 is injection-molded with synthetic resin so as to the upper portion of the airtight container 100 , and has a slot-shaped embedded groove 211 provided in a band form along an upper surface edge thereof and a packing groove 212 provided in a band form along the lower surface edge thereof.
- the lid body 210 has a shape capable of substantially covering the upper portion of the airtight container 100 in a dome form, and Tritan resin as an advanced eco-friendly material is applied to the lid body 210 .
- the Tritan resin having all advantages of plastic and glass may be applied to the lid body 210 since the locking blades 226 requiring ductility are separately formed as described later.
- the lid-flange member 220 forming the lid assembly 200 is also manufactured through a synthetic resin injection mold. That is, after the lid body 210 manufactured with Tritan resin is inserted and arranged in the synthetic resin injection mold, the lid-flange member 220 is injection-molded with synthetic resin so as to surround the edge of the lid body 210 and has a ring shape.
- the lid-flange member 220 includes an inside hooking jaw 221 provided on an inner side thereof such that the inside hooking jaw 221 is hooked by an inside of the embedded groove 211 of the lid body 210 , a flange 223 provided on an outer side thereof such that the flange 223 surrounds the edge of the lid body 210 and has an outside hooking jaw 222 hooked by an outer wall lower end of the packing groove 212 , and the locking blades 226 which are integrally formed at regular intervals along an edge of the flange 223 through snap-hinge portions 224 and have locking jaws 225 elastically hooked by the hooking protrusion 110 of the airtight container 100 .
- the lid-flange member 220 is formed of polypropylene resin such that each snap-hinge portion 224 may have high ductility.
- the lid-flange member 220 is formed after the lid body 210 primarily formed of Tritan resin is inserted and arranged in a secondary injection mold.
- the lid-flange member 220 undergoes contraction change of approximately 12/1000 in a hardening process after formation thereof due to material characteristics. Through such contraction change, the flange 223 of the lid-flange member 220 is reliably integrated to the edge portion of the lid body 210 without a separate adhesive member.
- the silicon packing 230 (see FIG. 3 ) is received and installed in the packing groove 212 of the lid body 210 so as to come into close contact with the opened upper portion of the airtight container 100 , as described above. Consequently, the silicon packing 230 may seal the airtight container 100 .
- the lid assembly 200 may be configured as follows, so as to have the above structure.
- the lid body 210 is primarily formed of an eco-friendly Tritan material having advantages of plastic and glass and then inserted and arranged in the injection mold for the lid-flange member 220
- the lid-flange member 220 is formed of polypropylene resin such that each snap-hinge portion 224 may have high ductility. Consequently, the lid body 210 and the locking blades 226 may be manufactured by different materials.
- the product of the lid assembly 200 of the airtight container 100 may be directed in more various manners.
- the Tritan resin which has high transparency and is an eco-friendly material may be effectively applied to the lid assembly 200 .
- the advanced Tritan material may be applied to the lid assembly 200 of the airtight container 100 and the locking blades 226 requiring ductility may be integrated with each other so as to realize a locking function.
- the lid assembly 200 when the lid assembly 200 according to the embodiment of the present invention covers the upper portion of the airtight container 100 , the opened upper edge of the airtight container 100 comes into contact with the silicon packing 230 arranged on the lower surface edge of the lid body 210 .
- the locking jaws 225 of the locking blades 226 are elastically deformed and decoupled from the hooking protrusion 110 .
- the locked state by the locking blades 226 is released so that the airtight container 100 may easily opened.
- the lid assembly for an airtight container has been described to have a circular shape in the embodiment, the present invention is not limited thereto.
- the technical idea of the present invention may be applied to a lid assembly having a square shape or a rectangular shape.
- Various embodiments have been described in the best mode for carrying out the invention.
- the present invention may be widely used in the field of a lid assembly for an airtight container for sealing an upper portion of an airtight container storing food.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120078821A KR101186260B1 (ko) | 2012-07-19 | 2012-07-19 | 밀폐용기용 뚜껑 조립체 |
KR10-2012-0078821 | 2012-07-19 | ||
PCT/KR2012/008327 WO2014014160A1 (ko) | 2012-07-19 | 2012-10-12 | 밀폐용기용 뚜껑 조립체 |
Publications (1)
Publication Number | Publication Date |
---|---|
US20150203264A1 true US20150203264A1 (en) | 2015-07-23 |
Family
ID=47114166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/414,631 Abandoned US20150203264A1 (en) | 2012-07-19 | 2012-10-12 | Lid Assembly for Airtight Container |
Country Status (7)
Country | Link |
---|---|
US (1) | US20150203264A1 (zh) |
EP (1) | EP2876056A1 (zh) |
JP (1) | JP2015525715A (zh) |
KR (1) | KR101186260B1 (zh) |
CN (1) | CN104487358A (zh) |
BR (1) | BR112015000567A2 (zh) |
WO (1) | WO2014014160A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9820616B2 (en) | 2015-03-06 | 2017-11-21 | Wki Holding Company, Inc. | Securable food storage container assembly |
USD805019S1 (en) * | 2015-05-15 | 2017-12-12 | Dometic Sweden Ab | Accessory base |
USD805458S1 (en) * | 2015-05-15 | 2017-12-19 | Dometic Sweden Ab | Accessory base |
US20190047753A1 (en) * | 2016-03-07 | 2019-02-14 | Hreeway Technology Co., Ltd | Storage container |
CN114148607A (zh) * | 2021-11-23 | 2022-03-08 | 江林(贵州)高科发展股份有限公司 | 一种防止果皮白霜破损的生物可降解气调保鲜盒 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2515988B (en) * | 2013-02-27 | 2018-06-20 | Pac N Vac Ltd | Storage container |
JP6226237B2 (ja) * | 2014-03-31 | 2017-11-08 | 株式会社吉野工業所 | 合成樹脂成形品及びその成形方法 |
KR101510393B1 (ko) * | 2014-05-01 | 2015-04-09 | 임상만 | 밀폐용기용 뚜껑 조립체 |
KR20170023617A (ko) * | 2015-08-24 | 2017-03-06 | 동아정밀공업(주) | 패킹이 구비된 밀폐용기 뚜껑 |
USD856798S1 (en) | 2017-11-03 | 2019-08-20 | Eli Lilly & Company | Container assembly |
WO2020204991A1 (en) | 2019-03-29 | 2020-10-08 | Eli Lilly And Company | Medication delivery systems and methods |
KR102240235B1 (ko) * | 2020-07-20 | 2021-04-13 | 김성수 | 내용물의 확인이 용이한 수납용기 뚜껑 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050006390A1 (en) * | 2003-07-09 | 2005-01-13 | Wang Soo Chang | Container with double lids |
US20110253729A1 (en) * | 2010-03-11 | 2011-10-20 | Ring Thomas J | Container for dispensing fluid |
US20120024856A1 (en) * | 2010-07-30 | 2012-02-02 | Justin Smyers | Air-tight ceramic or glass vessels and lid systems |
US20120267369A1 (en) * | 2011-04-04 | 2012-10-25 | Curver Luxembourg Sarl | Storage container |
US20140217101A1 (en) * | 2011-03-09 | 2014-08-07 | Korea Alphaline Co. Ltd. | Combination structure of frame member and viewing cover for food container cover |
Family Cites Families (12)
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JPS593968Y2 (ja) * | 1981-07-31 | 1984-02-03 | 株式会社 大谷化工 | 合成樹脂製密閉容器 |
JP3257373B2 (ja) * | 1995-10-05 | 2002-02-18 | 矢崎総業株式会社 | 防水ケースのシール構造 |
KR100440370B1 (ko) * | 2000-04-01 | 2004-07-19 | (주)명문엘씨 | 2중 사출에 의한 밀폐용기 뚜껑 |
JP4391096B2 (ja) * | 2003-02-14 | 2009-12-24 | 大日本印刷株式会社 | 合成樹脂製蓋体 |
US6793096B1 (en) * | 2003-04-08 | 2004-09-21 | Hana Cobi Co., Ltd. | Food item receiving container |
KR100579072B1 (ko) * | 2003-11-03 | 2006-05-12 | 문제구 | 절첩부의 절단방지를 위하여 2중사출되는 연질의 도포층에대한 성형조건을 개선한 밀폐 용기 뚜껑 |
KR200401847Y1 (ko) | 2005-06-16 | 2005-11-22 | 문제구 | 밀폐용기 뚜껑 |
JP4961845B2 (ja) * | 2006-06-09 | 2012-06-27 | 凸版印刷株式会社 | 携帯用振出し容器への内容物充填方法 |
KR101576820B1 (ko) * | 2008-05-21 | 2015-12-11 | 헬렌 오브 트로이 리미티드 | 밀봉 뚜껑을 갖는 용기 |
KR20100009527U (ko) * | 2009-03-19 | 2010-09-29 | (주)명문엘씨 | 노출된 패킹구조를 갖는 밀폐용기 뚜껑 |
US8182683B1 (en) * | 2009-05-15 | 2012-05-22 | Allen Russell E | Portable fluid dispenser |
FR2960758B1 (fr) * | 2010-06-08 | 2012-06-15 | Seb Sa | Couvercle de fermeture d'un recipient de travail d'un appareil electromenager de preparation culinaire |
-
2012
- 2012-07-19 KR KR1020120078821A patent/KR101186260B1/ko active IP Right Grant
- 2012-10-12 JP JP2015519993A patent/JP2015525715A/ja active Pending
- 2012-10-12 US US14/414,631 patent/US20150203264A1/en not_active Abandoned
- 2012-10-12 WO PCT/KR2012/008327 patent/WO2014014160A1/ko active Application Filing
- 2012-10-12 CN CN201280074673.0A patent/CN104487358A/zh active Pending
- 2012-10-12 EP EP12881511.5A patent/EP2876056A1/en not_active Withdrawn
- 2012-10-12 BR BR112015000567A patent/BR112015000567A2/pt not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050006390A1 (en) * | 2003-07-09 | 2005-01-13 | Wang Soo Chang | Container with double lids |
US20110253729A1 (en) * | 2010-03-11 | 2011-10-20 | Ring Thomas J | Container for dispensing fluid |
US20120024856A1 (en) * | 2010-07-30 | 2012-02-02 | Justin Smyers | Air-tight ceramic or glass vessels and lid systems |
US20140217101A1 (en) * | 2011-03-09 | 2014-08-07 | Korea Alphaline Co. Ltd. | Combination structure of frame member and viewing cover for food container cover |
US20120267369A1 (en) * | 2011-04-04 | 2012-10-25 | Curver Luxembourg Sarl | Storage container |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9820616B2 (en) | 2015-03-06 | 2017-11-21 | Wki Holding Company, Inc. | Securable food storage container assembly |
USD805019S1 (en) * | 2015-05-15 | 2017-12-12 | Dometic Sweden Ab | Accessory base |
USD805458S1 (en) * | 2015-05-15 | 2017-12-19 | Dometic Sweden Ab | Accessory base |
US20190047753A1 (en) * | 2016-03-07 | 2019-02-14 | Hreeway Technology Co., Ltd | Storage container |
CN114148607A (zh) * | 2021-11-23 | 2022-03-08 | 江林(贵州)高科发展股份有限公司 | 一种防止果皮白霜破损的生物可降解气调保鲜盒 |
Also Published As
Publication number | Publication date |
---|---|
KR101186260B1 (ko) | 2012-09-27 |
CN104487358A (zh) | 2015-04-01 |
BR112015000567A2 (pt) | 2017-09-19 |
WO2014014160A1 (ko) | 2014-01-23 |
EP2876056A1 (en) | 2015-05-27 |
JP2015525715A (ja) | 2015-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |