WO2018037865A1 - 缶蓋 - Google Patents

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Publication number
WO2018037865A1
WO2018037865A1 PCT/JP2017/028073 JP2017028073W WO2018037865A1 WO 2018037865 A1 WO2018037865 A1 WO 2018037865A1 JP 2017028073 W JP2017028073 W JP 2017028073W WO 2018037865 A1 WO2018037865 A1 WO 2018037865A1
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WO
WIPO (PCT)
Prior art keywords
lid
slide member
tab
present
view
Prior art date
Application number
PCT/JP2017/028073
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
敦嗣 小南
政臣 田村
Original Assignee
東洋製罐株式会社
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 東洋製罐株式会社 filed Critical 東洋製罐株式会社
Priority to EP17843351.2A priority Critical patent/EP3502001A4/en
Priority to KR1020197008001A priority patent/KR102164757B1/ko
Priority to CN201780051353.6A priority patent/CN109789946A/zh
Priority to US16/327,356 priority patent/US20190177034A1/en
Publication of WO2018037865A1 publication Critical patent/WO2018037865A1/ja

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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
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
    • B65D17/34—Arrangement or construction of pull or lift tabs
    • 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
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
    • B65D17/401—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall
    • B65D17/4012—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness characterised by having the line of weakness provided in an end wall for opening partially by means of a tearing tab
    • 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
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
    • B65D17/32—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness having non-detachable members or portions
    • 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—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, by deep-drawing operations performed on sheet material
    • B65D1/12—Cans, casks, barrels, or drums
    • B65D1/14—Cans, casks, barrels, or drums characterised by shape
    • B65D1/16—Cans, casks, barrels, or drums characterised by shape of curved cross-section, e.g. cylindrical
    • B65D1/165—Cylindrical cans
    • 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
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/0001—Details
    • B65D2517/001—Action for opening container
    • B65D2517/0014—Action for opening container pivot tab and push-down tear panel
    • 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
    • B65D2517/00—Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
    • B65D2517/0001—Details
    • B65D2517/001—Action for opening container
    • B65D2517/002—Unusual opening actions
    • 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
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/72—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for for edible or potable liquids, semiliquids, or plastic or pasty materials

Definitions

  • the present invention relates to a can lid provided in a can in which beverages and food are stored.
  • the can lid provided in the can for storing beverages and foods is provided with a tab for opening along the score carved in the lid.
  • the tab is fixed to the lid by a rivet portion.
  • the tab may not be easily caused.
  • JP 2001-315776 A Japanese Utility Model Publication No. 5-40133 JP 2015-42562 A
  • An object of the present invention is to provide a can lid that can easily cause a tab.
  • the present invention employs the following means in order to solve the above problems.
  • the can lid of the present invention is A lid with a carved score; A tab fixed to the lid; A can lid comprising: The tab is A tip located in the planned opening area bordered by the score; A rear end portion located on the opposite side of the tip portion across a portion fixed to the lid, and A slide member provided to be slidable in a state where a part thereof enters a gap between the lid and the tab, and a direction in which the rear end portion is separated from the lid surface by being slid from an initial position. A slide member having an insertion portion to be moved is provided.
  • the rear end of the tab can be moved away from the lid surface by sliding the slide member. Therefore, it is possible to easily cause the tab as compared with the case where the rear end portion of the tab is in contact with the surface of the lid body or there is only a slight gap even if it is not in contact.
  • At least one of the lid and the tab is formed with a protruding portion that comes into sliding contact with the slide member in the process of sliding the slide member from the initial position.
  • the lid is formed with a non-rotating projection for restricting the movement of the tab in the rotation direction in a region facing the tab, and the non-rotating projection is slid from the initial position of the slide member.
  • it may be constituted by a protruding portion that is in sliding contact with the slide member.
  • the slide member In the process of sliding the slide member from the initial position, the slide member may be provided with a protrusion that is in sliding contact with the lid or the tab.
  • the distance from the lid-side end surface to the tab-side end surface of the insertion portion may be shorter on the distal end side than the distal end side and the rear end side in the sliding direction in the insertion portion.
  • the slide member may be provided with an operation unit for operating the slide member.
  • the operation part may be constituted by at least one of a convex part, a concave part, a hole, and an anti-slip structure part.
  • a tab can be easily caused.
  • FIG. 1 is a plan view of a can lid according to Embodiment 1 of the present invention.
  • FIG. 2 is a plan view of the lid according to the first embodiment of the present invention.
  • FIG. 3 is a schematic cross-sectional view of the lid according to Embodiment 1 of the present invention.
  • FIG. 4 is a plan view of the tab according to Embodiment 1 of the present invention.
  • FIG. 5 is a schematic cross-sectional view of the tab according to Embodiment 1 of the present invention.
  • FIG. 6 is a plan view of the slide member according to the first embodiment of the present invention.
  • FIG. 7 is a schematic cross-sectional view of a can lid according to Embodiment 1 of the present invention.
  • FIG. 1 is a plan view of a can lid according to Embodiment 1 of the present invention.
  • FIG. 2 is a plan view of the lid according to the first embodiment of the present invention.
  • FIG. 3 is a schematic cross-sectional view of the lid according
  • FIG. 8 is a plan view of the can lid showing a state when the slide member according to Embodiment 1 of the present invention is operated.
  • FIG. 9 is a schematic cross-sectional view of a can lid showing a state when the slide member according to Embodiment 1 of the present invention is operated.
  • FIG. 10 is a schematic cross-sectional view of a slide member according to Modification 1.
  • FIG. 11 is an external view of a slide member according to the second modification.
  • FIG. 12 is an external view of a slide member according to the third modification.
  • FIG. 13 is an external view of a slide member according to the fourth modification.
  • FIG. 14 is an external view of a slide member according to Modification 5.
  • FIG. 15 is a plan view of a can lid according to Embodiment 2 of the present invention.
  • FIG. 16 is a plan view of a can lid according to Embodiment 3 of the present invention.
  • FIG. 17 is a plan view of a can lid according to Embodiment 4 of the present invention.
  • FIG. 18 is a plan view of a can lid according to Embodiment 5 of the present invention.
  • FIG. 19 is a plan view and a partial cross-sectional view of a can lid according to Embodiment 6 of the present invention.
  • FIG. 20 is a plan view and a partial cross-sectional view of a can lid according to Embodiment 7 of the present invention.
  • FIG. 21 is a plan view and a partial side view of a can lid according to Embodiment 8 of the present invention.
  • the can lid in the present invention is provided in a can in which a beverage or food is stored.
  • a partial open type can lid in which only a part of the lid is opened is generally used.
  • substantially the entire area of the lid is provided.
  • a full-open can lid is generally open.
  • a partial open type lid provided in a beverage can will be described as an example.
  • FIG. 1 is a plan view of a can lid according to Embodiment 1 of the present invention.
  • FIG. 2 is a plan view of the lid according to the first embodiment of the present invention.
  • 3 is a schematic cross-sectional view of the lid according to Embodiment 1 of the present invention, and is a cross-sectional view taken along line A2-A2 in FIG.
  • FIG. 4 is a plan view of the tab according to Embodiment 1 of the present invention.
  • FIG. 5 is a schematic cross-sectional view of the tab according to Embodiment 1 of the present invention, which is a cross-sectional view taken along line A3-A3 in FIG. FIG.
  • FIG. 6 is a plan view of the slide member according to the first embodiment of the present invention.
  • FIG. 7 is a schematic cross-sectional view of the can lid according to Embodiment 1 of the present invention, which is a cross-sectional view taken along the line A1-A1 in FIG.
  • FIG. 8 is a plan view of the can lid showing a state when the slide member according to Embodiment 1 of the present invention is operated.
  • FIG. 9 is a schematic cross-sectional view of the can lid showing a state when the slide member according to Embodiment 1 of the present invention is operated, and is a cross-sectional view taken along A4-A4 in FIG.
  • the can lid 10 according to the present embodiment includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300 attached to the lid 100.
  • the lid 100, the tab 200, and the slide member 300 constituting the can lid 10 are all made of metal such as aluminum.
  • the lid 100 includes an engraved score 110, a first rivet portion 120 for fixing the tab 200, and a pair of projecting portions 130.
  • the area bordered by the score 110 is the planned opening area O.
  • the area indicated by the line XX is the opening start area OS.
  • the opening start area OS exists in the vicinity of the first rivet portion 120.
  • the pair of protrusions 130 have a substantially conical shape, are formed in a region facing the tab 200, and play a role as detent protrusions that restrict movement of the tab 200 in the rotational direction.
  • the lid body 100 is also provided with a second rivet portion 140 that pivotally supports the slide member 300 in a rotatable manner.
  • the second rivet portion 140 can be provided by adhering a member to be the second rivet portion 140 in addition to the method of riveting the lid 100.
  • the tab 200 has a through-hole 210 to be fixed by the first rivet portion 120, a front end portion 220 on one side across the through-hole 210, and a rear end portion 230 on the opposite side.
  • the tab 200 is also provided with a U-shaped hole 240 so that the tab 200 is easily deformed when the tab 200 is raised.
  • the tab 200 is also provided with a finger ring 250 that can hook a finger. In a state where the tab 200 is fixed to the lid body 100, the distal end portion 220 of the tab 200 is located in the planned opening area O in the lid body 100.
  • the rear end portion 230 of the tab 200 is positioned on the opposite side of the front end portion 220 with a portion where the tab 200 is fixed to the lid body 100 (a portion where the first rivet portion 120 is provided) sandwiched therebetween.
  • the user When opening the planned opening area O, the user usually puts his / her finger on the rear end portion 230 or the finger hook ring 250 to cause the tab 200.
  • the slide member 300 has a through hole for being pivotally supported by an insertion portion 310 that moves the rear end portion 230 of the tab 200 away from the surface of the lid body 100 and a second rivet portion 140 provided in the lid body 100. 320 is provided.
  • the insertion portion 310 has a tab-side edge thickness that can be inserted between the lid body 100 and the tab 200, and the slide member 300 attached to the lid body 100 has a second rivet portion. It can be rotated around 140. Accordingly, when the slide member 300 is rotated in the clockwise direction in FIG. 1, the slide member 300 is inserted in a state where a part of the slide member 300 (insertion portion 310) enters the gap between the lid body 100 and the tab 200. The member 300 can be slid (rotated).
  • FIG. 8 is a plan view of the can lid showing a state in which the slide member 300 is rotated by a predetermined angle in the clockwise direction from the initial position shown in FIG.
  • FIG. 9 is a cross-sectional view taken along line A4-A4 in FIG.
  • the insertion portion 310 in a state where the slide member 300 is located at the initial position, the insertion portion 310 does not enter the gap between the lid 100 and the tab 200 (see FIG. 1). And it is comprised so that the insertion part 310 may enter in the clearance gap between the cover body 100 and the tab 200 by rotating the slide member 300 (sliding).
  • the insertion portion 310 In the process of rotating (sliding) the slide member 300, after the insertion portion 310 enters the gap between the lid 100 and the tab 200, the insertion portion 310 contacts the protrusion 130, and then the protrusion 130. It will be in the state where it got on.
  • the insertion part 310 may ride on the protrusion part 130 of the left side in the figure among a pair of protrusion parts 130 shown in FIG.
  • the insertion portion 310 rides on the projecting portion 130 and comes into sliding contact with the first rivet portion 120 as a fulcrum, so that the rear end portion 230 moves away from the surface of the lid body 100. Thereby, a clearance gap is formed between the rear-end part 230 and the cover body 100 (refer FIG. 9).
  • the rear end portion 230 of the tab 200 is moved away from the surface of the lid body 100 by sliding the slide member 300 from the initial position. Can do. Therefore, the tab 200 can be easily caused by inserting a finger into the gap formed between the rear end portion 230 and the lid body 100. Further, in the present embodiment, the slide member 300 rides on the protruding portion 130 as a detent projection that restricts the movement of the tab 200 in the rotational direction, whereby the rear end portion of the tab 200 is further away from the lid surface. It is possible to move to.
  • the tab in the process in which the slide member is slid from the initial position, the tab may be provided with a protruding portion that comes into sliding contact with the slide member.
  • the tab 200 in the configuration shown in the above embodiment, the tab 200 may be provided with a protruding portion that protrudes toward the lid 100 side.
  • the insertion portion 310 is inserted into the gap between the lid body 100 and the tab 200, and then the insertion portion 310 is provided on the tab 200.
  • the protrusion may be provided so as to enter between the portion (not shown) and the lid 100. Accordingly, as in the case of the above-described embodiment, by sliding the slide member 300, the rear end portion 230 of the tab 200 is moved in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Needless to say, you can.
  • the slide member is provided with a protrusion that is in sliding contact with the lid or the tab in the process of sliding the slide member from the initial position.
  • the protrusion 310X can be provided in the insertion portion 310 of the slide member 300 as shown in FIG.
  • this protrusion part 310X is just to provide this protrusion part 310X in at least any one of both surfaces of the insertion part 310.
  • FIG. If such a configuration is adopted, in the process in which the slide member 300 is rotated (slid) from the initial position, the insertion portion 310 enters the gap between the lid body 100 and the tab 200, and the protrusion 310X is the lid body. 100 or the tab 200.
  • each protrusion 310 ⁇ / b> X comes into sliding contact with both the lid 100 and the tab 200. Accordingly, as in the case of the above-described embodiment, by sliding the slide member 300, the rear end portion 230 of the tab 200 is moved in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Needless to say, you can.
  • the insertion portion 310 of the slide member 300 does not enter the gap between the lid 100 and the tab 200 in the initial state. Therefore, in the process of sliding the slide member 300, the insertion portion 310 enters the gap between the lid body 100 and the tab 200, so that the rear end portion 230 of the tab 200 is covered with the first rivet portion 120 as a fulcrum. It is possible to move to some extent in the direction away from the surface of the body 100. However, in order to maximize the gap formed between the rear end portion 230 of the tab 200 and the surface of the lid body 100, it is desirable to provide a protruding portion.
  • this protrusion part should just be provided in either the cover body 100, the tab 200, and the slide member 300 as above-mentioned.
  • the protrusion part should just be provided in any one of the cover body 100, the tab 200, and the slide member 300, you may provide it with respect to two or more.
  • the tab 200 is formed as a gripping surface without forming the finger ring 250, the entire portion may be a protrusion, or a part thereof may be provided with a protrusion that protrudes toward the lid 100 side. Good.
  • various methods such as a method for attaching the slide member, various methods such as adhesive fixing can be used in addition to the method using the second rivet 140 as described above.
  • FIG. 10 is a schematic cross-sectional view of a slide member according to Modification 1.
  • FIG. 10 is a cross-sectional view corresponding to the BB cross section of FIG. 6 when the protrusion 310X is not provided.
  • the slide member according to Modification 1 is configured such that the height in the thickness direction of the insertion portion 310 is tapered toward the distal end side so that the left side is higher than the right side in the drawing ( (Refer to H1 ⁇ H2 in the figure).
  • the taper as described above is realized by bending the outer edge (tip end side) of the insertion portion 310.
  • the taper can be tapered as described above.
  • the distance from the lid-side end surface to the tab-side end surface of the insertion portion can be changed stepwise.
  • the slide member according to this modification is employed, a large gap can be formed between the rear end portion 230 and the lid body 100 by sliding the slide member. Therefore, it is not necessary to provide the above-described protrusions (such as the protrusion 130). However, it goes without saying that the slide member and the protruding portion according to this modification may be used in combination.
  • FIG. 11 is an external view of a slide member according to the second modification.
  • the left side is a plan view of the slide member
  • the right side is a plan view of the slide member in the direction of the arrow in the figure.
  • a convex portion 330 is provided as an operation unit for operating the slide member 300A.
  • a finger can be hooked on the convex part 330, so that the slide member 300A can be easily slid.
  • FIG. 12 is an external view of a slide member according to the third modification.
  • the left side is a plan view of the slide member
  • the right side is a view of the slide member viewed in the direction of the arrow in the plan view.
  • the slide member 300B according to this modification is provided with a recess 340 as an operation unit for operating the slide member 300B.
  • a finger can be hooked on the recess 340, so that the slide member 300B can be easily slid.
  • FIG. 13 is an external view (plan view) of a slide member according to Modification 4.
  • the slide member 300C according to the present modification is provided with a hole 350 as an operation unit for operating the slide member 300C.
  • a finger can be hooked in the hole 350, so that the slide member 300C can be easily slid.
  • FIG. 14 is an external view (plan view) of a slide member according to Modification 5.
  • the slide member 300D according to this modification is provided with an anti-slip structure 360 as an operation unit for operating the slide member 300D.
  • an anti-slip structure 360 a structure that increases frictional resistance is employed to make it difficult for the finger to slip.
  • the anti-slip structure 360 it is possible to easily slide the slide member 300D because the finger is difficult to slide.
  • a configuration in which minute irregularities are provided by performing a blasting process on the surface of the metal slide member 300D can be adopted.
  • the operation unit may be configured by at least one of a convex part, a concave part, a hole, and an anti-slip structure part. Therefore, the operation unit may be configured by combining two or more of them as appropriate.
  • Embodiments 2 to 8 show configurations in the case where the configuration of the slide member is different from that of the above embodiment. Since the configurations and operations of the other lids and tabs are substantially the same as those of the first embodiment, the same components are denoted by the same reference numerals and description thereof is omitted.
  • FIG. 15 is a plan view of a can lid according to Embodiment 2 of the present invention. In FIG. 15, only the main components of the lid and the tab are shown in a simplified manner. FIG. 15 shows a state in which the slide member 300E is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300E attached to the lid 100. Further, the slide member 300E according to the present embodiment is also pivotally supported by the second rivet portion 140E provided on the lid 100. However, the position of the second rivet portion 140E is different from that in the first embodiment.
  • the slide member 300E is configured to enter the gap between the lid 100 and the tab 200 at the initial position. Further, the slide member 300E according to the present embodiment is configured by a rectangular plate-like member, and one end side is pivotally supported by the second rivet portion 140E, and the other end side is an operation unit. A convex portion 330E is formed. And the site
  • the insertion portion 310E is provided in the lid body 100E by rotating (sliding) the slide member 300E in the direction of arrow R in the drawing. Then, it rides on the protrusion 130E and comes into sliding contact. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the same effect as in the case of the first embodiment can be obtained.
  • a protrusion as a detent protrusion that restricts the movement of the tab 200 in the rotation direction can be used.
  • the protruding portion on the tab 200 instead of the lid body 100.
  • the configuration of the insertion portion 310E the height in the thickness direction of the insertion portion 310E can be made different between the front end side and the rear end side in the slide direction as in the first modification shown in FIG.
  • the case where the convex portion 330E as the operation portion is provided is shown.
  • various configurations can be adopted as shown in Modifications 3 to 5 above. it can.
  • the slide member 300E shown in the present embodiment has been shown to be pivotally supported by the second rivet portion 140E on the outer side of the finger hook ring 250 in the tab 200 and on the right side in the drawing.
  • the position where the slide member 300E is pivotally supported is not limited to this.
  • it may be arranged inside the finger ring 250 or may be arranged outside the finger ring 250 and on the upper side in the figure.
  • the direction in which the slide member 300E is slid (rotated) from the initial position is not particularly limited.
  • FIG. 16 shows a third embodiment of the present invention.
  • FIG. 16 is a plan view of a can lid according to Embodiment 3 of the present invention. In FIG. 16, only the main components of the lid and the tab are shown in a simplified manner.
  • FIG. 16 shows a state in which the slide member 300F is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300F attached to the lid 100.
  • the slide member 300F according to the present embodiment is pivotally supported by the first rivet portion 120 for fixing the tab 200 so as to be rotatable. That is, the first rivet portion 120 has a role of fixing the tab 200 and a role of pivotally supporting the slide member 300F.
  • the initial position does not enter the gap between the lid 100 and the tab 200 as in the case of the first embodiment.
  • the slide member 300F according to the present embodiment is configured by a substantially fan-shaped plate-like member, and an insertion portion 310F is provided on the distal end side in the rotating (sliding) direction, and an operation portion is provided on the rear end side.
  • the convex part 330F is formed.
  • the insertion portion 310F is interposed between the lid body 100 and the tab 200 by rotating (sliding) the slide member 300F in the direction of arrow R in the drawing. After entering the gap, it contacts the projecting portion 130F, and then rides on the projecting portion 130F and comes into sliding contact therewith. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the same effect as in the case of the first embodiment can be obtained.
  • a projecting portion 130F a projecting portion as a detent projection that restricts the movement of the tab 200 in the rotation direction can be used.
  • the protruding portion on the tab 200 or the slide member 300F instead of the lid body 100.
  • the configuration of the insertion portion 310F the height in the thickness direction of the insertion portion 310F may be different between the front end side and the rear end side in the slide direction, as in Modification 1 shown in FIG.
  • the case where the convex portion 330F as the operation portion is provided is shown, but various configurations can be adopted for the operation portion as shown in the third to fifth modifications. it can.
  • FIG. 17 shows Embodiment 4 of the present invention.
  • FIG. 17 is a plan view of a can lid according to Embodiment 4 of the present invention.
  • a cross-sectional view of the vicinity of the slide member is also shown on the left side of the plan view.
  • FIG. 17 shows a state where the slide member 300G is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300G.
  • the slide member 300G according to the present embodiment is formed of a rectangular plate-like member, and bending portions 371G and 372G are provided at both ends in a direction perpendicular to the slide direction (the arrow S direction in the figure).
  • the tab 200 is curled on the linear portions 251 and 252 on both sides via a finger ring 250.
  • the slide member 300G is attached such that the bent portions 371G and 372G are inserted into the linear portions 251 and 252 where the curl processing is performed on the tab 200. Therefore, in the case of this embodiment, unlike the case of each said embodiment, the rivet for pivotally supporting a slide member rotatably is not provided.
  • the slide member 300G is provided with a convex portion 330G at the center thereof.
  • the slide member 300 ⁇ / b> G is disposed in the gap between the lid body 100 and the tab 200.
  • the convex portion 330 ⁇ / b> G is disposed so as to protrude from the finger hook ring 250 from the back surface side (the lid body 100 side) of the tab 200 toward the front surface side.
  • part of the both sides vicinity of this convex part 330G plays the role as the insertion part 310G, respectively.
  • the pair of insertion portions 310 ⁇ / b> G provided on the lid body 100 are slid by sliding the slide member 300 ⁇ / b> G in the arrow S direction in the drawing. Each of them comes into contact with 130G, and then rides on and slides on these protrusions 130G. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the both ends of the convex portion 330 of the slide member 300G are guided by the both side surfaces of the finger hook ring 250 provided on the tab 200, whereby the slide direction of the slide member 300G is guided.
  • the same effect as in the case of the first embodiment can be obtained.
  • a protrusion 130 ⁇ / b> G a protrusion as a detent protrusion that restricts the movement of the tab 200 in the rotation direction can be used.
  • the protruding portion on the tab 200 instead of the lid body 100.
  • the height in the thickness direction of the insertion portion 310G may be different between the front end side and the rear end side in the slide direction as in the first modification shown in FIG.
  • the slide member 300G is configured to be slidable in the vertical direction in the figure, but it can also be configured to be slidable in the horizontal direction in the figure.
  • the lid 100 or the tab 200 may be provided with a protruding portion that is in sliding contact with the slide member 300G in the process of sliding the slide member 300G from the initial position.
  • the configuration in which the slide member 300G is slid in the downward direction in the figure from the initial position is shown, but the slide member 300G may be configured to slide in the upward direction in the figure from the initial position. Good.
  • FIG. 18 shows a fifth embodiment of the present invention.
  • FIG. 18 is a plan view of a can lid according to Embodiment 5 of the present invention. In FIG. 18, only the main components of the lid and the tab are shown in a simplified manner.
  • FIG. 18 shows a state in which the slide member 300H is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300H.
  • the slide member 300H according to the present embodiment is provided with a pair of convex portions 330H as an operation unit.
  • the pair of convex portions 330 ⁇ / b> H is configured to be located near both sides of the tab 200.
  • the lid 100 is provided with a pair of guide protrusions 150 for guiding the sliding direction of the slide member 300H.
  • a rivet for pivotally supporting the slide member is not provided.
  • the slide member 300H is configured by a substantially rectangular plate-like member, and the convex portions 330H are provided in the vicinity of both ends thereof.
  • the slide member 300H is disposed in the gap between the lid 100 and the tab 200. At this time, both ends of the slide member 300H are arranged so as to be sandwiched between the pair of guide convex portions 150. Further, in the initial state of the slide member 300H, a portion sandwiched between the lid body 100 and the tab 200 plays a role as the insertion portion 310H. Therefore, a pair of insertion portions 310H are provided.
  • a pair of insertion portions 310H are provided on the lid body 100 by sliding the slide member 300H in the direction of arrow S in the figure. 130H is touched, and then rides on and slides on these protrusions 130H. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • both ends of the slide member 300H are guided by the pair of guide convex portions 150 provided on the lid body 100, so that the slide direction of the slide member 300H is guided.
  • the same effect as in the case of the first embodiment can be obtained.
  • a projecting portion 130H a projecting portion as a detent projection that restricts the movement of the tab 200 in the rotational direction can be used.
  • the protruding portion on the tab 200 instead of the lid body 100.
  • the configuration of the insertion portion 310H the height in the thickness direction of the insertion portion 310H may be different between the front end side and the rear end side in the sliding direction as in the first modification shown in FIG.
  • the case where the convex portion 330H as the operation portion is provided is shown, but various configurations can be adopted for the operation portion as shown in the third to fifth modifications. it can.
  • the configuration in which the slide member 300H is disposed in the gap between the lid body 100 and the tab 200 in the initial state has been described. However, in the initial state, the slide member 300H is disposed outside the tab 200 (upper side in the drawing), and in the process of sliding the slide member 300H, the slide member 300H is located between the lid body 100 and the tab 200. It can also be configured to enter the gap.
  • FIG. 19 shows a sixth embodiment of the present invention.
  • FIG. 19 is a plan view of a can lid according to Embodiment 6 of the present invention. A sectional view and a side view of the vicinity of the slide member are also shown on the right side of the plan view. In FIG. 19, only the main components of the lid and the tab are shown in a simplified manner.
  • FIG. 19 shows a state in which the slide member 300I is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300I.
  • a rivet for pivotally supporting the slide member is not provided.
  • the slide member 300I is attached to the tab 200 so as to cover one linear portion 251 of the linear portions on both sides via the finger ring 250.
  • the slide member 300I is composed of a rectangular plate member, and is attached to the linear portion 251 by bending the plate member. In the present embodiment, a case is shown in which bending is performed so that the tips at both ends of the plate-like member are in contact with each other, but a gap may be formed between these tips.
  • the slide member 300I is bent from the front surface side to the back surface side (the lid body 100 side) of the tab 200, but from the back surface side to the front surface side. May be bent. With the above configuration, the slide member 300I can be slid along the linear portion 251.
  • a portion of the slide member 300I that is sandwiched between the lid body 100 and the tab 200 plays a role as the insertion portion 310I.
  • the insertion portion 310I comes into contact with the protruding portion 130I provided on the lid body 100 by sliding the slide member 300I in the direction of arrow S in the drawing. Then, it rides on the protruding portion 130I and comes into sliding contact therewith. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the same effect as in the case of the first embodiment can be obtained.
  • a protrusion 130I a protrusion as a detent protrusion that restricts the movement of the tab 200 in the rotation direction can be used.
  • the movable range of the slide member 300I is narrow, in order to more reliably ride on the protrusion 130I, as shown in the side view shown at the lower right, toward the protrusion 130I. It is preferable to provide a plate-like portion 380I that extends. Further, in the present embodiment, the case where the portion to which the slide member 300I is attached is the linear portion 251 that extends linearly has been described.
  • both sides of the finger ring may be configured to extend in a curved shape. Even in this case, as long as the width of the portion extending in a curved line is constant, even if a slide member similar to this embodiment is applied, it can be slid, so the same configuration as this embodiment is adopted. Can do.
  • FIG. 20 shows Embodiment 7 of the present invention.
  • FIG. 20 is a plan view of a can lid according to Embodiment 7 of the present invention. A sectional view of the vicinity of the slide member is also shown on the right side of the plan view. In FIG. 20, only the main configuration is simply shown for the lid and the tab.
  • FIG. 20 shows a state in which the slide member 300J is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300J.
  • a rivet is provided for pivotally supporting the slide member.
  • the slide member 300J is attached to the tab 200 so as to cover both the linear portions 251 and 252 on both sides of the tab 200.
  • the slide member 300J is composed of a rectangular plate-like member, and is attached to the tab 200 by bending the plate-like member.
  • the slide member 300J is bent from the front surface side to the back surface side (the lid body 100 side) of the tab 200, but from the back surface side to the front surface side. May be bent. With the above configuration, the slide member 300J can be slid along the tab 200.
  • a portion of the slide member 300J that is sandwiched between the lid 100 and the tab 200 plays a role as the insertion portion 310J.
  • the insertion portion 310J comes into contact with the protruding portion 130J provided on the lid body 100 by sliding the slide member 300J in the direction of arrow S in the drawing. Then, it rides on the projecting portion 130J and comes into sliding contact therewith. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the same effect as in the case of the first embodiment can be obtained.
  • a protrusion 130J a protrusion as a detent protrusion that restricts the movement of the tab 200 in the rotation direction can be used.
  • a plate-like portion that extends toward the protruding portion 130J may be provided in order to more reliably ride on the protruding portion 130J.
  • FIG. 21 shows an eighth embodiment of the present invention.
  • FIG. 21 is a plan view of a can lid according to Embodiment 8 of the present invention.
  • a side view (seen from the left side in the plan view) near the slide member is also shown below the plan view.
  • FIG. 21 only the main components of the lid and the tab are shown in a simplified manner.
  • FIG. 21 shows a state in which the slide member 300K is located at the initial position.
  • the can lid 10 also includes a lid 100, a tab 200 fixed to the lid 100, and a slide member 300K.
  • the slide member 300K according to the present embodiment is provided to be rotatable with respect to the tab 200. More specifically, the slide member 300K according to the present embodiment includes a shaft portion 370K that is inserted into a through hole 260 provided in the tab 200, an insertion portion 310K that is fixed to one end side of the shaft portion 370K, and a shaft It is comprised from the knob part 380K fixed to the other end side of the part 370K. With the above configuration, the insertion portion 310K can be rotated (slid) by rotating the knob portion 380K in the arrow R direction.
  • the insertion portion 310K is slid by rotating the knob portion 380K, whereby the insertion portion 310K is provided in the protrusion 130K provided on the lid body 100. After that, it rides on the projecting portion 130K and comes into sliding contact therewith. Accordingly, the rear end portion 230 of the tab 200 moves in a direction away from the surface of the lid body 100 with the first rivet portion 120 as a fulcrum. Accordingly, a gap is formed between the rear end portion 230 and the lid body 100 as in the case of the first embodiment.
  • the same effect as in the case of the first embodiment can be obtained. Also in the present embodiment, as described in the first embodiment, it is possible to provide the protruding portion on the tab 200 instead of the lid body 100. Furthermore, as a configuration of the insertion portion 310K, the height in the thickness direction of the insertion portion 310K may be different between the front end side and the rear end side in the sliding direction as in the first modification shown in FIG.
  • the partial open type can lid cover with which a drink can was equipped was demonstrated to the example.
  • the can lid in the present invention can also be applied to a full-open can lid provided in a food can or the like.
PCT/JP2017/028073 2016-08-22 2017-08-02 缶蓋 WO2018037865A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP17843351.2A EP3502001A4 (en) 2016-08-22 2017-08-02 CAN COVER
KR1020197008001A KR102164757B1 (ko) 2016-08-22 2017-08-02 캔 뚜껑
CN201780051353.6A CN109789946A (zh) 2016-08-22 2017-08-02 罐盖
US16/327,356 US20190177034A1 (en) 2016-08-22 2017-08-02 Can lid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-161975 2016-08-22
JP2016161975A JP6972520B2 (ja) 2016-08-22 2016-08-22 缶蓋

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WO2018037865A1 true WO2018037865A1 (ja) 2018-03-01

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US (1) US20190177034A1 (ko)
EP (1) EP3502001A4 (ko)
JP (1) JP6972520B2 (ko)
KR (1) KR102164757B1 (ko)
CN (1) CN109789946A (ko)
WO (1) WO2018037865A1 (ko)

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WO2021162410A1 (ko) * 2020-02-12 2021-08-19 서경배 식음료 용기의 덮개
KR102195102B1 (ko) * 2020-02-12 2020-12-24 서경배 식음료 용기의 덮개

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KR102164757B1 (ko) 2020-10-13
JP6972520B2 (ja) 2021-11-24
CN109789946A (zh) 2019-05-21
EP3502001A4 (en) 2020-04-29
JP2018030590A (ja) 2018-03-01
US20190177034A1 (en) 2019-06-13
EP3502001A1 (en) 2019-06-26
KR20190040042A (ko) 2019-04-16

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