JP4516660B2 - Hinge cap - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a hinge cap that is attached to a container mouth such as a bottle containing liquid such as soy sauce, sauce, vinegar, and edible oil.
[0002]
[Prior art]
Containers such as glass bottles and plastic bottles are widely used in general households. However, in recent years, container mouths that contain liquids such as soy sauce, sauces, vinegar, and cooking oil have been fitted to the container mouths. A hinge cap provided with an inner lid, an outer lid that engages with the inner lid and closes the opening thereof, and a hinge portion that connects the inner lid and the outer lid, The container mouth is fitted and attached by stoppering.
[0003]
By the way, in recent years, from the viewpoint of effective use of resources, it has been performed to separate and collect containers that have been used up. In this case, from the viewpoint of reusing and recycling the container, it is preferable to remove the hinge cap that has already been opened to break from the container mouth.
[0004]
However, since the hinge cap is fitted and attached to the container mouth using a stopper, it can be removed from the container mouth using an appropriate tool such as a-(minus) type screwdriver. It was difficult. In order to solve such a problem, although it is not a hinge cap, for example, as shown in Japanese Utility Model Laid-Open No. 7-8253, this peripheral wall is placed at a proper position on the peripheral wall of the stopper main body to be fitted to the outer periphery of the container mouth. It has been proposed to form a break line that breaks open.
[0005]
[Problems to be solved by the invention]
However, in the cap in the above publication, the breaking line is formed only to the middle of the peripheral wall, and it is not always possible to sufficiently weaken the fitting engagement force of the peripheral wall with respect to the container mouth portion, and even if the cap is gripped with fingers. The grip is small, it is difficult to remove the cap only with fingers, and an appropriate tool is required.
[0006]
The present invention has been made in consideration of the above-described matters, and an object of the present invention is to provide a hinge cap that can be easily removed from the container mouth without using a tool.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, according to the present invention, an inner lid fitted and attached to the container mouth, an outer lid that engages with the inner lid and closes its opening, and the inner lid and the outer lid are provided. In the hinge cap provided with a hinge part to be connected, a thin part is formed on both sides of the hinge part of the inner peripheral surface of the peripheral wall contacting the outer periphery of the container mouth part of the inner lid in the vertical direction from the upper end to the lower end of the peripheral wall. An opening is formed at a position corresponding to the thin wall portion of the top wall of the inner lid, and a knob is formed by cutting off the thin wall portion side of the lower end portion of the peripheral wall between the two thin wall portions. 1).
In this hinge cap, cut portions may be provided on both the left and right sides of the knob at the lower end portion of the peripheral wall.
[0008]
In the hinge cap, the thin wall portion of the peripheral wall is broken and peeled off, so that the engaging force of the peripheral wall with respect to the container mouth can be surely weakened, and the peeled peripheral wall portion is pulled outward together with the outer lid. Can do. Therefore, it is easy to apply a peeling force to the hinge cap, and the hinge cap can be easily removed only with fingers.
[0009]
In the hinge cap, a plurality of guide ribs may be provided below the inner peripheral side of the peripheral wall. In this way, when the hinge cap is plugged into the container mouth, the inner lid is guided by the inner rib, and the hinge cap can be attached to the container mouth in a predetermined state.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the drawings. 1 to 5 show an embodiment of the present invention. First, in FIG. 1 and FIG. 5, 1 is a bottle as a container, for example, a glass bottle. The glass bottle 1 includes a bottle main body 2 for storing contents such as a liquid and a mouth 3 serving as a liquid extraction unit provided integrally thereabove. The opening 3 has, for example, an engaging protrusion 5 provided on the outer surface of the upper end portion on the opening side, and an engaging recess 5 provided below the engaging protrusion 4, and the engaging recess. 5, and a lower portion of the protrusion 6 is connected to the bottle body 2.
[0011]
A hinge cap 7 is fitted and attached to the mouth 3. The hinge cap 7 includes an inner lid 8 fitted and attached to the mouth portion 3, an outer lid 9 that engages with the inner lid 8 and closes the mouth opening, and the inner lid 8 and the outer lid 9. The hinge part 10 to connect is provided, for example, is formed by molding a synthetic resin such as polypropylene or polyethylene.
[0012]
As shown in FIG. 2, the inner lid 8 has a circular or almost circular shape in plan view and is injection-molded with a synthetic resin, and has an annular top wall 11 that is in contact with the top surface of the mouth portion 3. A peripheral wall 12 in contact with the outer periphery of the mouth portion 3 is suspended from the outer peripheral edge, and an engaging protrusion 13 is provided on the inner periphery of the peripheral wall 12 to engage with the engaging recess 5, and as shown in FIG. A plurality of guide ribs 14 project from the inner wall of the peripheral wall 12 except for the hinge portion 10 at equal intervals.
[0013]
As shown in FIGS. 1 and 3, a fitting cylinder 15 that is in contact with the inner periphery of the mouth 3 from the inner peripheral edge of the annular top wall 12 is integrally suspended. An annular engagement portion 16 protrudes from the upper outer edge of the annular top wall 11, and a trumpet-shaped extraction tube 17 protrudes from the inside of the engagement portion 16. . A dish-shaped blocking wall 18 is integrally provided in a lower portion of the pouring cylinder 17 so as to correspond to the pouring cylinder 17, and a breaking opening 20 surrounded by a thin breaking line 19 is provided at an intermediate portion thereof. A pull ring 22 is integrally formed through a standing piece 21 from a part formed and adjacent to the thin breaking line 19 in the breaking opening 20.
[0014]
As shown in FIG. 2, the outer lid 9 has a circular or almost circular shape in plan view, and as shown in FIG. 1, the outer lid 9 includes a canopy portion 23 and a peripheral wall portion 24 that hangs downward from the periphery thereof. An annular projection 26 that is inscribed in the extraction cylinder 17 of the inner lid 8 is provided around the inner surface of the canopy portion 23 in a suspended state. Further, an engagement recess 25 that engages with the engagement portion 16 of the inner lid 8 is provided around the lower portion of the inner surface of the peripheral wall portion 24, and the outer lid 9 is an opening of the inner lid 8 as shown in FIG. 1. When the inner lid 8 is closed, the inner peripheral surface of the upper end portion of the dispensing cylinder 17 of the inner lid 8 and the protrusion 26 of the outer lid 9 come into contact with each other, and the engaging portion 16 of the inner lid 8 is engaged with the engaging recess 25 of the outer lid 9. By engaging, the outer lid 5 is not easily opened, and contents such as liquid are prevented from leaking outside. Reference numeral 27 denotes a knob for opening and closing. Reference numeral 28 denotes a cutout portion formed on the peripheral wall 12 of the inner lid 8 corresponding to the knob portion 27, and is provided to make the knob portion 27 easier to pinch.
[0015]
The hinge portion 10 connects the inner lid 8 and the outer lid 9 so that the outer lid 9 is rotatable. As shown in FIG. 2, the hinge portion 10 is relatively wide and has a relatively wide width. 9 are integrally provided via a hinge central portion 31.
[0016]
And in the hinge cap 7 of this invention, the thin part 32 is formed in a part of inner peripheral surface of the surrounding wall 12 of the inner cover 8 fitted and attached to the opening | mouth part 3 of the glass bottle 1, From this part, The peripheral wall 12 can be broken. More specifically, as shown in FIGS. 1, 3, and 4, the thin wall portion 32 in which the thickness of the peripheral wall 12 on both sides of the hinge portion 10 is thinned is vertically extended from the upper end to the lower end of the peripheral wall 12. The small hole 33 is formed in the top wall 11 corresponding to these thin parts 32. In this embodiment, as shown in FIG. 4, there is a knob 34 for cutting off the thin wall portion 32 side of the lower end portion of the peripheral wall 12A between the two thin wall portions 32 so that the peripheral wall 12A can be easily pinched. Is formed. In FIG. 4, reference numeral 35 denotes a cut portion.
[0017]
The hinge cap 7 having the above-described configuration is filled with a liquid content such as soy sauce in the glass bottle 1 and then driven into the mouth portion 3 of the glass bottle 1 using a stopper, and the hinge cap 7 has the peripheral wall 12 and the fitting. The joint tube 15 is fitted and attached to the mouth portion 3 with a strong engaging force so as to sandwich the mouth portion 3. In this case, since the plurality of guide ribs 14 are provided in the vertical direction below the inner peripheral side of the peripheral wall 12 of the inner lid 8 of the hinge cap 7, the inner lid 8 is guided by the guide ribs 14 during the stoppering. The hinge cap 7 can be attached to the mouth 3 in a predetermined state. And the glass bottle 1 which accommodated this content is offered to the market.
[0018]
In order to pour out the contents for the user, as shown in FIG. 5, the outer lid 9 is rotated around the hinge portion 10 and the pull ring 22 is pulled up to break the thin breaking line 19 of the blocking wall 18. Then, the broken opening 20 is removed to form an opening.
[0019]
In order to remove the hinge cap 7 from the mouth portion 3 after all the contents have been used up, the finger 34 between the two thin portions 32 formed on the inner peripheral surface of the peripheral wall 12 on the hinge portion 10 side is pointed. Then, it is lifted in the direction indicated by the arrow 36 in FIG. 5, and the two thin portions 32 formed on the peripheral wall 12 on the hinge portion 10 side are broken and the peripheral wall 12A in between is peeled off. As a result, the engaging force of the peripheral wall 12 with respect to the mouth portion 3 is surely weakened, so that the peeled peripheral wall 12A can be pulled outward together with the outer lid 9, and two openings are formed in the top wall 11 at the top of the peripheral wall 12. Since 33 is formed, the hinge cap 7 can be removed from the mouth portion 3 with a weak force without using a tool or the like by causing the two break lines to reach the two openings 33.
[0020]
Therefore, the glass bottle 1 and the plastic hinge cap 7 can be easily separated, greatly contributing to the separate collection of the glass bottle 1.
[0021]
In the hinge cap 7 according to the above embodiment, a plurality of guide ribs 14 are provided vertically below the inner peripheral side of the peripheral wall 12 of the inner lid 8. The inner lid 8 is guided, and the hinge cap 7 can be reliably attached to the mouth portion 3 in a predetermined state.
[0022]
Moreover, since the knob 34 is formed in the hinge cap 7 between the two thin portions 32 formed on the peripheral wall 12A on the hinge portion 10 side, the peripheral wall 12A is easily peeled off. The knob 34 is not necessarily provided. In this case, the tip of a − type standard screwdriver is inserted between the lower end of the peripheral wall 12 </ b> A between the two thin portions 32 and the mouth portion 3. , Just lift this floating part with your finger and peel it off.
[0023]
[0024]
【The invention's effect】
As described above, in the hinge cap of the present invention, the thin wall portions are provided on both sides of the hinge portion of the peripheral wall that contacts the outer periphery of the container mouth portion of the inner lid fitted and attached to the container mouth portion, and the inner peripheral surface of the peripheral wall. to thereby form the vertical direction over the lower end of Oite upper end, since the positions corresponding to the thin portion of the top wall of the inner lid Aru openings Te formed, when removing the hinge cap from the mouth portion of the container such as a bottle By simply lifting the peripheral wall between the two thin-walled portions upward, the breaking force of the two thin-walled portions can reach the two openings in the top wall, thereby reducing the engagement force with the mouth portion of the peripheral wall. The used hinge cap can be easily removed from the mouth of the container, and only the container can be recovered. Therefore, containers such as glass and plastic can be effectively reused without any trouble.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view showing a state in which a hinge cap of the present invention is fitted and attached to a container mouth portion.
FIG. 2 is a plan view showing a state when an outer lid of the hinge cap is opened.
FIG. 3 is a longitudinal sectional view of the vicinity of a hinge portion of the hinge cap.
FIG. 4 is a side view showing the vicinity of a hinge portion of the hinge cap.
FIG. 5 is a longitudinal sectional view for explaining the operation of the hinge cap.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 3 ... Container mouth part, 7 ... Hinge cap, 8 ... Middle lid, 9 ... Outer lid, 10 ... Hinge part, 11 ... Top wall, 12 ... Perimeter wall, 14 ... Guide rib, 32 ... Thin part.

Claims (3)

In a hinge cap provided with an inner lid fitted and attached to a container mouth, an outer lid that engages with the inner lid and closes its opening, and a hinge portion that connects the inner lid and the outer lid The thin wall portion is formed on both sides of the hinge portion of the inner peripheral surface of the peripheral wall contacting the outer periphery of the container mouth portion of the inner lid in the vertical direction from the upper end to the lower end of the peripheral wall, and the thin portion of the top wall of the inner lid The hinge cap is characterized in that an opening is formed at a position corresponding to and a knob is formed by cutting off the thin wall portion side of the lower end portion of the peripheral wall between the two thin wall portions.   The hinge cap according to claim 1, wherein cut portions are provided on both left and right sides of the knob at the lower end of the peripheral wall.   The hinge cap according to claim 1 or 2, wherein a plurality of guide ribs are provided below the inner peripheral side of the peripheral wall.

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