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US20190315528A1 - Food container - Google Patents

Food container Download PDF

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Publication number
US20190315528A1
US20190315528A1 US16/016,714 US201816016714A US2019315528A1 US 20190315528 A1 US20190315528 A1 US 20190315528A1 US 201816016714 A US201816016714 A US 201816016714A US 2019315528 A1 US2019315528 A1 US 2019315528A1
Authority
US
United States
Prior art keywords
box
box body
food container
cover
wall
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
Application number
US16/016,714
Other languages
English (en)
Inventor
Jingdong Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of US20190315528A1 publication Critical patent/US20190315528A1/en
Abandoned legal-status Critical Current

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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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/0206—Removable lids or covers without integral tamper element secured by snapping over beads or projections inside a peripheral U-shaped channel in the mouth 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
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0214—Removable lids or covers without integral tamper element secured only by friction or gravity
    • B65D43/0216—Removable lids or covers without integral tamper element secured only by friction or gravity inside a peripheral U-shaped channel in the mouth 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
    • B65D1/00—Rigid or semi-rigid containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material or by deep-drawing operations performed on sheet material
    • B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
    • B65D1/26—Thin-walled containers, e.g. formed by deep-drawing operations
    • 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
    • B65D43/0202—Removable lids or covers without integral tamper element
    • 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
    • B65D43/0202—Removable lids or covers without integral tamper element
    • B65D43/0204—Removable lids or covers without integral tamper element secured by snapping over beads or projections
    • B65D43/0212—Removable lids or covers without integral tamper element secured by snapping over beads or projections only on the outside, or a part turned to the outside, of the 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00064—Shape of the outer periphery
    • B65D2543/00074—Shape of the outer periphery curved
    • B65D2543/00092—Shape of the outer periphery curved circular
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018—Overall construction of the lid
    • B65D2543/00259—Materials used
    • B65D2543/00296—Plastic
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00453—Contact between the container and the lid in a peripheral U-shaped channel of the container
    • B65D2543/00472—Skirt
    • 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
    • B65D2543/00—Lids or covers essentially for box-like containers
    • B65D2543/00009—Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00444—Contact between the container and the lid
    • B65D2543/00592—Snapping means
    • B65D2543/00712—Snapping means on the lid
    • B65D2543/00722—Profiles
    • B65D2543/0074—Massive bead

Definitions

  • the following relates to the technical field of articles for daily use, in particular to a food container.
  • FIG. 1 which is a side sectional view of an existing food container
  • the existing food container includes a box body 1 ′ with an opening and a box cover 2 ′, wherein the box cover 2 ′ detachably covers the opening of the box body 1 ′;
  • the box body 1 ′ includes a box bottom 10 ′ and a box wall 11 ′ extending upward along the periphery of the box bottom 10 ′;
  • the box cover 2 ′ is of a plate-like structure and has an edge bent to form a bent portion 20 ′.
  • the inner side of the bent portion 20 ′ of the box cover 2 ′ is fitted to and sealed against the outer side of the top of the box wall 11 ′ of the box body 1 ′ to achieve the purpose of storing food within the box body 1 ′.
  • the existing food container is poor in sealing performance, and the box body 1 ′ and the box cover 2 ′ are liable to separation from each other such that food leakage occurs or external air, moisture, microorganisms or the like enters the food container and contaminates the food, thus affecting the quality of the food and shorting the shelf life of the food.
  • An aspect relates to a food container with the advantages of having good sealing performance and a simple structure, and being space-saving and convenient to hold, and a plurality of food containers can be stacked together.
  • a food container includes a box body with an opening and a box cover, wherein the box cover detachably covers the opening of the box body;
  • the box body includes a box bottom and a box wall extending upward along the periphery of the box bottom; a top edge of the box wall extends toward the outer side of the box body to form a first connecting strip;
  • the first connecting strip is provided with a groove in the middle, the opening direction of the groove being same as that of the box body, and the groove encircling the box body to form a closed ring;
  • the box cover includes a cover plate and a side wall extending upward along the periphery of the cover plate; a top edge of the side wall extends toward the outer side of the box cover to form a second connecting strip;
  • the middle of the second connecting strip protrudes toward the direction of the cover plate to form a convex rib;
  • the box cover is composed of the cover plate and the side wall and has the accommodating space therein available for stacking other food container or article, thus achieving a space saving effect.
  • the user can pull out the edge of the box cover using his thumb, and at the same time fix the side wall of the box cover using other fingers, thereby easily removing the box cover; with the side wall of the box cover as a force receiving surface, the operation difficulty of opening the food container can be reduced; and when the user grasps the food container, his thumb can clasp the side wall of the box cover to improve the holding stability and prevent food spilling due to slip of the hand.
  • the food container of embodiments of the present invention has the advantages of having good sealing performance, humanized design and a simple structure, and being space-saving, convenient to hold, highly practical and easy to manufacture, and a plurality of food containers can be stacked together; and the food container can be used as a lunch box, a liquid containing cup or the like.
  • an edge of the first connecting strip is bent toward the direction of the box bottom to form a first bent portion
  • an edge of the second connecting strip is bent toward the direction of the cover plate to form a second bent portion; and when the box cover covers the opening of the box body, the first bent portion is fitted to and sealed against the second bent portion, so that the sealing performance of the food container can be further enhanced and a multi-sealing effect is achieved.
  • the width of the second bent portion is greater than that of the first bent portion; the inner side of an edge of the second bent portion bulges to form a lock protrusion; and the lock protrusion extends to an edge of the second bent portion.
  • the position of the first bent portion can be limited to prevent the first bent portion from separating from the second bent portion and further improve the sealing performance of the food container; furthermore, the lock protrusion can serve as a force applying point for removing the box cover, and the user can open the food container by pulling out the lock protrusion, thus reducing the operation difficulty.
  • the inner surface of the box wall is provided with a supporting step bulging from the inner surface; the upper surface of the supporting step is parallel to the box bottom, and the distance between the upper surface of the supporting step and the top of the box wall is equal to the height of the outer surface of the side wall of the box cover to support the cover plate of the box cover.
  • the supporting step can function to support the cover plate of the box cover to improve the load bearing capability of the box cover, which is conducive to stacking more food containers or articles on the box cover to achieve the space saving purpose.
  • the outer diameter of the bottom of the box wall is smaller than or equal to the inner diameter of the bottom of the side wall of the box cover, so that the inner space of the box cover can accommodate the bottom of the box wall, and when a plurality of food containers with food contained therein are stacked together, as the side wall retains the bottom of the box wall, the overall stability of stacking the food container can be improved, and the number of stacked food containers can be increased, thus saving space and facilitating transport.
  • the groove is formed by bending the first connecting strip, and thus the first connecting strip is somewhat elastic, such that the first bent portion is more closely fitted to the second bent portion, and the outer surface of the side wall of the box cover is more closely fitted to the inner surface of the box wall of the box body, which is conducive to improving the sealing performance.
  • a plurality of reinforcing vertical ribs are arranged on the outer surface of the box wall to improve the mechanical strength.
  • the plurality of reinforcing vertical ribs are uniformly arranged at intervals in a top area of the outer surface of the box wall, and the length of each reinforcing vertical rib is not greater than one fourth the height of the box body.
  • the top of the box wall is mostly liable to deformation under heat to result in leakage of high-temperature liquid, so providing the reinforcing vertical ribs in this area can maximally reduce the possibility of leakage and improve the safety; and when the length of each reinforcing vertical rib is not greater than one fourth the height of the box body, the effect of improving the mechanical strength can be achieved and unnecessary material cost can be reduced.
  • a central part of the outer surface of the box bottom is recessed toward the direction of an accommodating space of the box body to form a convex ring at a peripheral edge of the outer surface of the box bottom, thus facilitating grasping it by a finger, improving the holding stability and avoiding a food spilling accident.
  • the outer surface of the box wall is provided with at least one anti-slip protrusion, so that the stability of grasping with a hand can be effective improved.
  • FIG. 1 is a side sectional view of an existing food container
  • FIG. 2 is a structure diagram of a food container of embodiments of the present invention.
  • FIG. 3 is a front view of the food container of embodiments of the present invention.
  • FIG. 4 is a top view of the food container of embodiments of the present invention.
  • FIG. 5 is a sectional view in a direction A-A of FIG. 4 ;
  • FIG. 6 is an enlarged view of a part I in FIG. 5 ;
  • FIG. 7 is a bottom diagram of the food container of embodiments of the present invention.
  • FIG. 2 is a structure diagram of a food container of embodiments of the present invention
  • FIG. 3 is a front view of the food container of embodiments of the present invention
  • FIG. 4 is a top view of the food container of embodiments of the present invention
  • FIG. 5 is a sectional view in a direction A-A of FIG. 4
  • FIG. 6 is an enlarged view of a part I in FIG. 5
  • FIG. 7 is a bottom diagram of the food container of embodiments of the present invention.
  • the food container of embodiments of the present invention includes a box body 1 with an opening and a box cover 2 , wherein the box cover 2 detachably covers the opening of the box body 1 .
  • the box body 1 includes a box bottom 10 and a box wall 11 extending upward along the periphery of the box bottom 10 .
  • the box cover 2 includes a cover plate 20 and a side wall 21 extending upward along the periphery of the cover plate 20 , the outer surface of the side wall 21 and the inner surface of the box wall 11 being form fitted.
  • the height of the box cover 2 is not greater than one fifth that of the box body 1 , to ensure a sufficient volume within the box body 1 for containing food.
  • a top edge of the box wall 11 extends toward the outer side of the box body 1 to form a first connecting strip 110 ; in this embodiment, preferably, the top edge of the box wall 11 extends horizontally toward the outer side of the box body 1 to form the first connecting strip 110 .
  • the first connecting strip 110 is provided with a groove 111 in the middle, the opening direction of the groove 111 being same as that of the box body 1 , and the groove 111 encircling the box body 1 to form a closed ring.
  • the groove 111 is formed by bending the first connecting strip 110 .
  • An edge of the first connecting strip 110 is bent toward the direction of the box bottom 10 to form a first bent portion 112 .
  • the bent part of the first bent portion 112 is arc-shaped to avoid injuring a user's hand due to its excessive sharpness.
  • the inner surface of the box wall 11 is provided with a supporting step 113 bulging from the inner surface.
  • the upper surface of the supporting step 113 is parallel to the box bottom 10 , and the distance between the upper surface of the supporting step and the top of the box wall 11 is equal to the height of the outer surface of the side wall 21 of the box cover 2 to support the cover plate 20 of the box cover 2 .
  • the two supporting steps 113 there are two supporting steps 113 , and the two supporting steps 113 are arranged at two sides of the box bottom 10 respectively and can provide two-point support for the outer surface of the cover plate 20 ; as another example, there are more than two supporting steps 113 , and the plurality supporting step 113 are arranged at intervals around the box bottom 10 and can provide multi-point support for the outer surface of the cover plate 20 ; as a further example, the supporting step 113 forms a closed ring around the inner surface of the box body 1 , with an opening thus formed being smaller than the size of the cover plate 20 , and can support a peripheral edge of the outer surface of the cover plate 20 .
  • a plurality of reinforcing vertical ribs 114 are arranged in a top area of the outer surface of the box wall 11 , the plurality of reinforcing vertical ribs 114 being distributed uniformly at intervals, and the length of each reinforcing vertical rib 114 being not greater than one fourth the height of the box body 1 .
  • the outer surface of the box wall 11 is also provided with at least one anti-slip protrusion 115 .
  • a central part of the outer surface of the box bottom 10 is recessed toward the direction of an accommodating space of the box body 1 to form a convex ring 101 at a peripheral edge of the outer surface of the box bottom 10 , the width of the convex ring 101 being 5-300 mm to facilitate the user holding it with a finger.
  • a top edge of the side wall 21 extends toward the outer side of the box cover 2 to form a second connecting strip 210 ; in this embodiment, preferably, the top edge of the side wall 21 extends horizontally toward the outer side of the box cover 21 to form the second connecting strip 210 .
  • the middle of the second connecting strip 210 protrudes toward the direction of the cover plate 20 to form a convex rib 211 .
  • An edge of the second connecting strip 210 is bent toward the direction of the cover plate 20 to form a second bent portion 212 , the second bent portion 212 and the first bent portion 112 being form fitted, and the width of the second bent portion being greater than that of the first bent portion 112 and smaller than the height of the side wall 21 .
  • the inner side of an edge of the second bent portion 212 bulges to form a lock protrusion 213 , the lock protrusion 213 extending to an edge of the second bent portion 212 and having two inclined surfaces which are oblique toward the cover plate 20 and toward the outer side of the cover plate 20 respectively, with an arc transition formed between the two inclined surfaces to avoid injuring the user's hand due to its excessive sharpness.
  • the outer surface of the side wall 21 of the box cover 2 is fitted to the inner surface of the box wall 11 of the box body 1 , the convex rib 211 of the box cover 2 is embedded into the groove 111 of the box body 1 to form a seal structure, and the first bent portion 112 is fitted to and sealed against the second bent portion 212 .
  • the box wall 11 is oblique toward the outer side of the box bottom 10 , and thus the inner diameter of the box wall 11 gradually increases from the periphery of the box bottom 10 to the first connecting strip 110 .
  • the side wall 21 of the box cover 2 is oblique toward the outer side of the cover plate 20 , and thus the inner diameter of the side wall 21 gradually increases from the periphery of the cover plate 20 to the second connecting strip 210 .
  • the outer diameter of the bottom of the box wall 11 is smaller than or equal to the inner diameter of the bottom of the side wall 21 of the box cover 2 , so that the inner space of the box cover 2 can accommodate the bottom of the box wall 11 , and when a plurality of food containers are stacked together, the side wall 21 retains the bottom of the box wall 11 .
  • the food container may be circular, elliptical, rectangular, pentagonal, hexagonal or in other irregular shape. Further preferably, the box bottom 10 of the embodiment is circular, and the cover plate 20 is also circular. The volume of the food container is within the range of 100-50000 ml.
  • the food container is made of food-grade polypropylene, high-impact polystyrene, biaxially oriented polystyrene, natural inorganic mineral-filled polypropylene composite, paper product or the like to be conducive to degradation or recycling, and is made by using molds.
  • the user puts the box cover 2 onto the opening of the box body 1 , and joins the first connecting strip 110 and the second connecting strip 210 ; by pressing the convex rib 211 into the groove 111 , the first bent portion 112 is closely fitted to the second bent portion 212 , and the side wall 21 of the box cover 2 is closely fitted to the box wall 11 of the box body 1 , and the lock protrusion 213 can have a retaining effect to prevent the first bent portion 112 from separating from the second bent portion 212 and achieve good sealing of the food within the food container.
  • the user can stack together a plurality of food containers with food contained therein to reduce the accommodating space and facilitate transport, and the convex ring 101 of the box bottom 10 facilitates grasping.
  • the user can pull out the lock protrusion 213 with his thumb, and at the same time fixes the inner surface of the side wall 21 of the box cover 2 by other fingers, thereby easily removing the box cover 2 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Stackable Containers (AREA)
  • Closures For Containers (AREA)
US16/016,714 2018-04-12 2018-06-25 Food container Abandoned US20190315528A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820515911.1U CN208119645U (zh) 2018-04-12 2018-04-12 一种食品容器
CN201820515911.1 2018-04-12

Publications (1)

Publication Number Publication Date
US20190315528A1 true US20190315528A1 (en) 2019-10-17

Family

ID=64191313

Family Applications (1)

Application Number Title Priority Date Filing Date
US16/016,714 Abandoned US20190315528A1 (en) 2018-04-12 2018-06-25 Food container

Country Status (4)

Country Link
US (1) US20190315528A1 (zh)
CN (1) CN208119645U (zh)
CA (1) CA3038163A1 (zh)
WO (1) WO2019196349A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114468508A (zh) * 2020-11-12 2022-05-13 台山市中尚餐厨用品有限公司 一种一次性餐盒

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110258505B (zh) * 2019-07-15 2024-06-25 中国电建集团成都勘测设计研究院有限公司 软基处理排水管及配套排水板
CN111547377A (zh) * 2020-06-12 2020-08-18 安徽乐岁新材料有限公司 一种菜饭分离的便当盒
CN113142772A (zh) * 2021-04-29 2021-07-23 温州埃希通科技有限公司 眼镜盒
CN113273786B (zh) * 2021-05-26 2025-05-09 福建榕丰塑胶有限公司 一种高密封性防烫餐盒及其加工模具
CN114789849B (zh) * 2022-05-12 2025-08-05 泉州市众联纸制品有限责任公司 一种封闭性好的一次性餐盒

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4819824A (en) * 1987-02-25 1989-04-11 Barker, Brettell & Duncan Lidded containers
US20020162846A1 (en) * 2001-05-03 2002-11-07 Laurier Mercier Cover and container combination for seal tight engagement
US20050161455A1 (en) * 2004-01-26 2005-07-28 Stephen Studee Tamper resistant container
US20050269319A1 (en) * 2004-06-03 2005-12-08 Tang Donald C Double seal self-venting container
US20070029318A1 (en) * 2005-08-02 2007-02-08 Ooi Kee S Continuous seal container assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1154937A (zh) * 1995-12-08 1997-07-23 里克公司 可套装的倾倒嘴组合件
US7090088B2 (en) * 2000-01-27 2006-08-15 Von Holdt Jr John W Plastic container and lid construction
CN2764724Y (zh) * 2004-11-03 2006-03-15 上海克林莱塑料有限公司 用于保管食品的密封容器
CN105480552A (zh) * 2016-01-20 2016-04-13 唐燕明 高可靠性的密封防盗罐头容器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4819824A (en) * 1987-02-25 1989-04-11 Barker, Brettell & Duncan Lidded containers
US20020162846A1 (en) * 2001-05-03 2002-11-07 Laurier Mercier Cover and container combination for seal tight engagement
US20050161455A1 (en) * 2004-01-26 2005-07-28 Stephen Studee Tamper resistant container
US20050269319A1 (en) * 2004-06-03 2005-12-08 Tang Donald C Double seal self-venting container
US20070029318A1 (en) * 2005-08-02 2007-02-08 Ooi Kee S Continuous seal container assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114468508A (zh) * 2020-11-12 2022-05-13 台山市中尚餐厨用品有限公司 一种一次性餐盒

Also Published As

Publication number Publication date
WO2019196349A1 (zh) 2019-10-17
CA3038163A1 (en) 2019-10-12
CN208119645U (zh) 2018-11-20

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