WO2014003685A1 - Système de récipient d'aliments ayant un mécanisme de soupape de couvercle - Google Patents

Système de récipient d'aliments ayant un mécanisme de soupape de couvercle Download PDF

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Publication number
WO2014003685A1
WO2014003685A1 PCT/SG2012/000236 SG2012000236W WO2014003685A1 WO 2014003685 A1 WO2014003685 A1 WO 2014003685A1 SG 2012000236 W SG2012000236 W SG 2012000236W WO 2014003685 A1 WO2014003685 A1 WO 2014003685A1
Authority
WO
WIPO (PCT)
Prior art keywords
lid
valve
recess
food container
container body
Prior art date
Application number
PCT/SG2012/000236
Other languages
English (en)
Inventor
Eng Leong Lee
Shini LIN
Original Assignee
World Kitchen (Asia Pacific) Pte Ltd
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 World Kitchen (Asia Pacific) Pte Ltd filed Critical World Kitchen (Asia Pacific) Pte Ltd
Priority to PCT/SG2012/000236 priority Critical patent/WO2014003685A1/fr
Publication of WO2014003685A1 publication Critical patent/WO2014003685A1/fr

Links

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
    • B65D51/1633—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element
    • B65D51/1644—Closures not otherwise provided for with means for venting air or gas whereby venting occurs by automatic opening of the closure, container or other element the element being a valve

Definitions

  • the present invention in general relates to a food container system.
  • the present invention relates to a food container system having double lid sealing mechanism and lid valve mechanism for air evacuation purpose.
  • Food container system typically comprises a container body enclosed by a removable lid. It may be made of plastics, glass, metals or any other suitable materials. It is preferable that the food container system has a robust and compact design, thus reducing amount of spaces required to store number of such systems as well as providing physical durability thereof.
  • the food container system is mainly used in course of food preparation and storage. It prevents food stored therein from contamination from microorganism, dust, and fungus. It also helps extending the shelf life, while maintaining moisture level and aroma of the food.
  • the lid of the food container system when being assembled onto the container body, can prevent air from entering the food container system.
  • the lid is provided with 4-locking tabs for covering and sealing the food container system air-tightly.
  • the lid of the food container system is further provided with an evacuating mechanism to evacuate or lower pressure within the food container system.
  • the evacuating mechanism performs, reducing the pressure therewithin. As such, the food stored in the system can be preserved for a longer time.
  • US 2007/0056971 discloses a food container that includes -a container body, which holds a filter element in a suction hole thereof and an air pump for pumping air out of the suction hole to keep the container body in vacuum.
  • the food stored therein is thus preserved for a longer time, yet it utilizes bulky air pump.
  • a food container system comprising a container body for containing food and a lid having a recess. A vent hole is further defined in the recess. When in use, the lid is being assembled to the container body.
  • the food container system further comprises a valve device configured to fit within the recess defining the vent hole, wherein the valve device comprises a cover valve, a centre lid valve defining a through hole therethrough disposed below the cover valve, a valve disposed between the cover valve and the centre lid valve, wherein the valve covering the top opening of the through hole, a first one-way membrane being provided to sit on top of the valve and below the cover valve, and a second one-way membrane being provided in between the valve device and the vent hole defined in the recess.
  • the valve device is operationally fitted to the recess, the through hole of the centre lid valve of the valve device configured to align with the vent hole defined in the recess.
  • the first and second one-way membrane allow air from interior of container body to flow out, while prevent outside air to flow into the interior of the container body.
  • first and second one-way membranes are liquid permeable membrane that allows liquid from interior of container body to flow out, while prevent outside liquid to flow into the interior of the container body.
  • the food container system further comprises a first O-ring disposed between the cover valve and the centre lid valve to provide seal therebetween.
  • the food container system further comprises a second O-ring disposed between the centre lid valve and the recess to provide seal therebetween.
  • the lid of the food container system comprises a lid edge embedded into a lid double seal.
  • the lid is a single-push lid with a single-push closing mechanism.
  • the lid is assembled to the container body by means of pushing, thereby the lid edge bends inwardly and forces the lid double seal to seal lips of the container body.
  • FIG. 1 illustrates an overall cross-sectional view of a food container system according to one embodiment of the present invention
  • Fig. 2 illustrates a schematic diagram of lid of food container system of
  • Fig. 1 having valve device in accordance with one embodiment of the present invention
  • Fig. 2 A illustrates a cross-sectional view of the lid 11 along line A-A of Fig. 2;
  • Fig 3 illustrates a cross-sectional view of the lid along line A-A of Fig. 2 with an exploded view of valve device 2;
  • FIG. 3 A illustrates an enlarged view of the valve device of the lid of Fig.
  • Fig. 3B illustrates an enlarged exploded view of the valve device of the lid of Fig. 2;
  • FIG. 4 A shows schematic diagram of the valve device of Fig. 3 A when air escapes from the interior of the container body
  • Fig. 4B shows a schematic diagram of the valve device of Fig. 3A when - the through hole is completely sealed by the valve; -
  • Fig. 5 illustrates a schematic diagram of the lid being assembled to the container body of the food container system in accordance with one embodiment of the present invention.
  • Fig. 5A illustrates an enlarged view of section B of Fig. 5.
  • the present invention provides a food container system having lid valve mechanism.
  • the lid valve mechanism comprises two level of sealing mechanism, thus the food in the food container system can be stored air- and liquid-tightly.
  • Fig. 1 illustrates an overall cross-sectional view of the food container system 1 according to one embodiment of the present invention.
  • the food container system 1 comprises a container body 10 and a lid 1 1.
  • the lid 1 1 further comprises valve device 2.
  • the container body 10 is made of break-resistant glass. However, this is not a limitation that any other materials suitable for container body, such as plastics, may also be used herein.
  • Fig. 2 illustrates a schematic diagram of the lid 11 having valve device 2 according to one embodiment of the present invention
  • Fig. 2A illustrates a cross- sectional view of the lid 11 along line A-A of Fig. 2.
  • the lid 1 1 comprises a centre lid 111 embedded into a lid edge 112.
  • the lid edge 112 having the centre lid 111 is further embedded into a lid-double seal 113.
  • the centre lid 111 and the lid edge 112 may be made of polypropylene and the lid double seal 113 may be made of rubber.
  • the lid double seal 113 may also be made of thermoplastic elastomer or silicone.
  • the vent hole 3 provides ventilation between the interior of the container body and the atmosphere.
  • Valve device 2 is configured to fit in within the recess 4.
  • the valve device 2 provides a first level of sealing mechanism to the food container system 1.
  • Fig. 3 illustrates a cross-sectional view of the lid 1 1 along line A-A of
  • the valve device 2 comprises a cover valve 21 hinged to the lid 1 1 thereby can be opened- and closed accordingly, a centre lid valve 22 defining a through hole 225 disposed under the cover valve 21 and a valve 20 disposed between the cover valve 21 and centre lid valve 22.
  • a first O-ring 40 can be used to provide seal between the cover valve 21 and the centre lid valve 22.
  • the cover valve 21 further comprises holes 21 A for air ventilation.
  • the centre lid valve 22 of the valve device 2 has a top surface 221 and a bottom surface 222 with a top flange 223 and a bottom flange 224, respectively.
  • a top void and a bottom void are thus configured by the top flange 223 and the bottom flange 224, respectively.
  • the valve 20 is fitted to the top void. It is preferable that when the valve 20 is fitted to the top void, it is configured to sit on top of the opening of the through hole 225, covering the opening therefor.
  • a first one-way membrane 50 is disposed on top of the valve 20 sitting on the top void of the centre lid valve 22.
  • a groove 50A can be created on the top flange 223 so as to allow the engagement of the first one-way membrane 50 and the first O- ring 40 to the centre lid valve 22 perfectly.
  • the valve device 2 is operationally to be fitted to the recess 4 of the lid 1 1.
  • the bottom opening of the through hole 225 of the centre lid valve 22 of the valve device 2 is configured to sit on the top of the vent hole 3 in the recess 4.
  • a second oneway membrane 51 is disposed thereto, resting on the bottom flange 224 of the centre lid valve 22.
  • a groove 51 A can be created on the bottom flange 224 so as to allow the engagement of the first one-way membrane 51 and the first O-ring 41 to the centre lid valve 22 perfectly.
  • a second O-ring 41 can be adapted to provide further sealing between the centre lid valve 22 and the recess 4.
  • FIG. 4A and Fig. 4B illustrate schematic diagrams of the valve device 2 during operation.
  • the valve device 2 is disposed to cover the vent hole 3 in the recess 4 of the lid 1 1.
  • Arrows in Fig. 4A and Fig. 4B indicate flow direction of the air within the food container system
  • Fig. 4A shows a schematic diagram of the valve device 2 when air escapes from the interior of the container body 10.
  • the first 50 and the second one-way membrane 51 allow the air to flow out of the interior of the container body 10, but prevent air from outside to flow into the interior of the container body 10.
  • the first 50 and the second one-way membrane 51 may also prevent outside liquid to flow into the interior of the container body 10, yet allow the liquid from the interior of the container body 10 to flow out.
  • valve 20 When the air inside the container body 10 is being pushed out of the container body 10, pressure within the interior of the container body 10 decreases accordingly. Due to the decreased pressure, the valve 20 is thus drawn into the through hole 225 of the centre lid valve 22, sealing the through hole 225 firmly. This thus prevents the air from the interior of the container' body 10 to sip out through the through hole 225, and the container body 10 is thus, completely sealed.
  • Fig., 4B ⁇ shows a schematic diagram of the valve device 2 when the through hole 225 is completely sealed by the valve 20.
  • the valve 20 is made of any materials that can be easily expandable and elastic. In one embodiment, the valve 20 is made of silicone. Silicone valves will be easily drawn towards the through hole when the pressure inside the container body 10 decreases.
  • Fig. 5 illustrates a schematic diagram of the lid 1 1 being assembled to the container body 10 of the food container system 1 in accordance with one embodiment of the present invention and Fig. 5A illustrates an enlarged view of section B of Fig. 5.
  • the lid 1 1 is a single-push lid which can be closed by a single-push closing mechanism, that is by pushing the lid 1 1 only once, the lid 1 1 would perfectly cover and seal the container body 10.
  • the cover valve 21 of the valve device 2 may be made of polypropylene, acrylonitrile butadiene styrene- (ABS), nylon, or low density polyethylene (LDPE ⁇ while the centre : lid valve 22 may " be made of tritan, poly(methyl methacrylate) (PMMA), polystyrene (PS) or ABS.
  • the lid and the container body of food container system of the present invention can be configured in a variety of fashions to provide the same functions and purposes.
  • a square food container system, a circular food container system, or an oval food container system having similar lid conquest mechanism can be provided. Any size of food container system can also be provided.
  • the food container system of the present invention has been provided to offer additional advantages over the prior art devices.
  • the food container system of the present invention is compact and economical, yet it is able to provide an airtight and leak-proof system.
  • the single-push closured lid mechanism of the present food container system is very convenient to use, as it requires lesser steps to perfectly close and seal the present food container system as compared to the conventional lid with 4-locking tabs.
  • the food container system of the present invention further includes a simple evacuation system for lowering pressure therewithin, thus keeping food stored therein for a longer time.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

La présente invention porte sur un système de récipient d'aliments, lequel système comprend un corps de récipient pour contenir des aliments stockés dans le système de récipient d'aliments, un couvercle ayant un creux dans lequel un évent est de plus défini dans le creux, et un dispositif de soupape configuré de façon à s'adapter à l'intérieur du creux définissant l'évent à l'intérieur de celui-ci. Le couvercle comprend un bord de couvercle incorporé dans un double joint d'étanchéité de couvercle pour produire un mécanisme de scellement hermétique pour un système de récipient d'aliments étanche vis-à-vis de l'air et étanche vis-à-vis des fuites. Le dispositif de soupape comprend une soupape de capot, une soupape de couvercle centrale définissant un trou traversant à travers celle-ci, disposée en dessous de la soupape de capot, une soupape disposée entre la soupape de capot et la soupape de couvercle centrale, la soupape recouvrant l'ouverture supérieure du trou traversant, une première membrane unidirectionnelle étant disposée de façon à reposer sur la soupape et en dessous de la soupape de capot ; et une seconde membrane unidirectionnelle étant disposée entre le dispositif de soupape et l'évent défini dans le creux. Quand le dispositif de soupape est adapté de façon fonctionnelle sur le creux, le trou traversant de la soupape de couvercle centrale du dispositif de soupape est configuré de façon à s'aligner avec l'évent défini dans le creux.
PCT/SG2012/000236 2012-06-29 2012-06-29 Système de récipient d'aliments ayant un mécanisme de soupape de couvercle WO2014003685A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/SG2012/000236 WO2014003685A1 (fr) 2012-06-29 2012-06-29 Système de récipient d'aliments ayant un mécanisme de soupape de couvercle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SG2012/000236 WO2014003685A1 (fr) 2012-06-29 2012-06-29 Système de récipient d'aliments ayant un mécanisme de soupape de couvercle

Publications (1)

Publication Number Publication Date
WO2014003685A1 true WO2014003685A1 (fr) 2014-01-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111791693A (zh) * 2019-04-08 2020-10-20 劳士领汽车集团 具有阻留靠近抽取口的液体的阻留构件的用于机动车的液体箱

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0833515A (ja) * 1994-07-25 1996-02-06 Asuberu Kk 密閉容器の吸排気弁構造
US6557462B1 (en) * 2001-12-28 2003-05-06 Wang Soo Chang Combined vacuum valve and vacuum indicator
US20040173626A1 (en) * 2003-03-07 2004-09-09 Jeor Bret De St Pressure vacuum release hermetic valve for rigid container packages
JP2004352298A (ja) * 2003-05-29 2004-12-16 Yashima Kogyo Kk 包装容器の内圧調整用樹脂蓋

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0833515A (ja) * 1994-07-25 1996-02-06 Asuberu Kk 密閉容器の吸排気弁構造
US6557462B1 (en) * 2001-12-28 2003-05-06 Wang Soo Chang Combined vacuum valve and vacuum indicator
US20040173626A1 (en) * 2003-03-07 2004-09-09 Jeor Bret De St Pressure vacuum release hermetic valve for rigid container packages
JP2004352298A (ja) * 2003-05-29 2004-12-16 Yashima Kogyo Kk 包装容器の内圧調整用樹脂蓋

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111791693A (zh) * 2019-04-08 2020-10-20 劳士领汽车集团 具有阻留靠近抽取口的液体的阻留构件的用于机动车的液体箱

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