JP2008189345A - Lid - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lid allowing a user to easily hold a container even if hot beverage or the like is filled in the container by installing the lid on the container. <P>SOLUTION: The lid 1 is a lid installed at the opening of a container and includes a top plate 3 having a fitting groove 2 fitted to the edge of the opening of the container on the outer periphery, a holding part 4 in which a band-like member is formed into an annular shape, and a connecting part 5 connecting the fitting groove 2 with the holding part 4. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a lid attached to an opening of a container such as a beverage.

Conventionally, when hot drinks or foods are put in a container such as a paper cup and used for eating and drinking, it is difficult to hold it as it is, so a foam layer is provided on the surface of the container and placed on the side of the container. The thing which was comprised easily by holding | griping hot drink etc. by providing heat insulation is proposed (for example, refer patent document 1).
In addition, as a container for food such as cup noodles, soup, miso soup, etc. that is prepared by pouring hot water and cooking, a cup-shaped container having a double structure and heat insulation space is widely adopted (for example, (See Patent Document 2).
Japanese Patent No. 3014629 Utility Model Registration No. 2571797

However, the technique disclosed in Patent Document 1 does not have a sufficient heat insulation effect. In particular, when a beverage or the like of 80 ° C. or higher is contained, it is difficult to grip the container of Patent Document 1 because it is hot. In such a case, until the temperature of the beverage or the like drops to some extent, there is a case where the user cannot eat and drink and cannot fully enjoy the flavor of the beverage or the like.
Moreover, although the container described in the said patent document 2 has comparatively high heat insulation, there exists a fault that a structure is complicated and expensive.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a lid that can be easily gripped even when the container is filled with a hot beverage or the like.

  The lid of the present invention is a lid to be attached to an opening of a container, and has a top plate part having a fitting part fitted to an edge of the opening of the container on the outer periphery, and a side surface at least on the opening side of the container A gripping portion in which a band-like member is formed in an annular shape so as to cover the connecting portion, and a connection portion that connects the fitting portion and the gripping portion are provided.

  When the lid of the present invention is attached to the container, the side surface on the opening side of the container is covered with the gripping part, and the container can be gripped from above the gripping part. However, it is difficult for the heat to be transferred to the gripping hand.

  The top plate portion has a locking portion provided by extending at least a part of the lower end of the fitting portion, and the gripping portion engages with the locking portion, thereby It may have a locked portion that locks the gripping portion so as to be detachable.

  The gripping portion may be provided so as to protrude to the inner peripheral side and have a contact portion that contacts the side surface of the container. Moreover, the said holding | grip part may be provided with the some uneven | corrugated | grooved part over the perimeter. Furthermore, the top plate part may be provided with a drinking mouth.

  According to the lid of the present invention, since the heat of the beverage filled in the container is difficult to be transferred to the hand holding the grip portion, even when hot beverage or the like is filled in the container, it is gripped by being attached to the container. It can be made easier.

Hereinafter, a lid according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 4.
FIG. 1 is a plan view of the lid 1 of the present embodiment. The lid 1 of the present embodiment is a lid that is attached to an opening of a container such as a paper cup, and has a top plate part that has a fitting groove (fitting part) 2 that fits with the edge of the opening of the container on the outer periphery. 3, a grip portion 4 formed in an annular shape so as to cover at least the side surface of the container on the side of the opening, and a connection portion 5 that connects the top plate portion 3 and the grip portion 4.

  The lid 1 is formed by processing a thermoplastic resin such as polystyrene, polypropylene, polyvinyl chloride or the like, or a resin added with a filler, by a known molding method such as vacuum molding, pressure molding, vacuum pressure molding, or injection molding. Can be obtained.

  The top plate portion 3 is formed to have a top plate top surface 6 and a top plate side surface 7 extending downward from the outer periphery of the top plate top surface 6. The top plate upper surface 6 covers the opening of the container, and the central portion 9 is formed to be one step lower than the peripheral edge portion 8. A part of the upper surface of the peripheral edge 8 protruding relatively from the central portion 9 is cut off, and a drinking mouth 10 is provided. A fitting groove 2 is provided at the lower end of the top plate side surface 7.

  As shown in cross section in FIG. 2, the fitting groove 2 is formed of a fitting protrusion 11 and a fitting side wall 12. The fitting protrusion 11 is formed in an annular shape in plan view, with the side surface slightly extending downward from the lower end of the top plate side surface 7 folded upward. The fitting side wall 12 is formed by folding the end of the fitting projection 11 downward. Further, on the outer surface of the fitting side wall 12, an engagement convex portion 13 is provided so as to protrude inward intermittently. The diameter of the fitting groove 2 is set to be approximately the same as the diameter of the opening of the container to be mounted.

  The connecting portion 5 extends substantially horizontally from a fitting side wall 12 at a position symmetrical to the drinking mouth 10 in the top plate portion 3 into a belt shape having a predetermined width. As shown in FIG. 2, the grip portion 4 is provided so as to extend substantially upward from the outer end portion of the connection portion 5 in a state where the top plate upper surface 6 is up, and the belt-like member is annular in plan view. It is formed to become. The vertical width of the grip portion 4 is preferably set to a size that is about 2 to 3 lateral widths of a human finger, that is, a dimension that allows easy gripping from above the grip portion.

  As shown in FIG. 2, the grip portion 4 extends in a tapered shape with an annular diameter that decreases upward in a side view. The taper angle is preferably set to be equal to that of a general container. In addition, a plurality of concavo-convex portions 14 are provided on the side surface of the gripping portion 4 over the entire circumference at a constant interval so as to protrude inward. It is preferable that the diameter of the grip portion 4 on the connection portion 5 side is set smaller than the diameter of the opening of the container to be mounted.

The operation at the time of use of the lid 1 configured as described above will be described below.
As shown in FIG. 3, a paper cup (container) 15 filled with a beverage or the like is inserted into the grip portion 4 from the connection portion 5 side. Since the diameter of the grip 4 on the connecting portion 5 side is smaller than the diameter of the opening of the paper cup 15 as described above, when the paper cup 15 is inserted, the horizontal surface of the paper cup 15 is placed at a predetermined position below the opening. And the diameter of the gripping part 4 become substantially the same, and the paper cup 15 does not advance in the gripping part 4 any more.

  In this state, as shown in FIG. 3, the connecting portion 5 is bent and the top plate portion 3 is rotated with respect to the rim formed at the edge of the opening of the paper cup 15, and the fitting groove 2 is fitted. Press the top 3 from above. Then, as shown in FIG. 4, the rim 16 is elastically deformed over the engagement convex portion 13 provided on the side surface of the fitting side wall 12, and further, the fitting protrusion 11 and the fitting side wall 12 are elastically deformed to fit. It fits between the mating protrusion 11 and the fitting side wall 12. At this time, the lower surface of the rim 16 is supported on the upper surface of the engaging convex portion 13, and the lid 1 is securely attached to the paper cup 15.

  The contents of the paper cup 15 can be ingested from the drinking mouth 10 provided on the top surface 6 while the paper cup 15 is gripped from above the grip portion 4.

  According to the lid 1 of the present invention, the side surface in the vicinity of the opening of the paper cup 15 is covered by the grip portion 4 over the entire circumference by being attached to the paper cup 15. By gripping the paper cup 15 from above the gripping part 4, the gripping part 4 is interposed between the hand and the side surface of the paper cup 15 so that the heat or cold of the contents of the paper cup 15 is gripped. It becomes difficult to conduct to the hand and can be easily grasped.

Moreover, since the top plate portion 3 and the grip portion 4 are integrated with each other at the connection portion 5, after the top plate portion 3 is fitted to the rim 16, the grip portion 4 does not fall and is easy to grip. The shape can be maintained.
Furthermore, since the diameter of the gripping portion 4 is smaller than the diameter of the opening of the paper cup 15, even if the fitting groove 2 and the rim 16 are disengaged during gripping, the gripping portion 4 is firmly secured. As long as it is gripped, the paper cup 15 does not fall through the grip portion 4 and can be gripped safely.

In addition, since the concavo-convex portion 14 is provided on the entire circumference of the grip portion 4, the contact area between the grip portion 4 and the side surface of the paper cup 15 becomes small when gripped, and the heat insulation effect can be enhanced.
Moreover, in order to prevent the top plate part 3 covering the opening part of the paper cup 15 from spilling the contents from the paper cup 15, the lid 1 is attached to the paper cup 15 to increase the number of parts while covering the opening part. Can be easily gripped.

Furthermore, since the engaging convex part 13 is provided in the side surface of the fitting side wall 12 of the fitting groove 2, the lid | cover 1 is reliably mounted | worn with the paper cup 15. FIG.
Further, since the drinking mouth 10 is provided on the top surface 6 of the top plate, the contents can be ingested while holding the paper cup 15 from above the grip portion 4.

  In addition, since the top plate portion 3, the connection portion 5, and the grip portion 4 are integrally formed in a substantially flat surface, it can be easily manufactured by vacuum forming or the like. Also, it does not take up space when stacked, so it is suitable for transportation and storage.

  And even if it does not form a foaming layer in a container, it can be easily grasped even if the container is filled with a hot beverage or the like by simply attaching the lid 1, so that a container that is easy to grasp can be configured at low cost. it can.

Next, a second embodiment of the present invention will be described with reference to FIGS. The difference between the second embodiment and the first embodiment described above is that the top plate portion has a locking portion, the gripping portion has a locked portion, and the shape of the uneven portion. is there.
In addition, the same code | symbol is attached | subjected to the component similar to the above-mentioned 1st Embodiment, and the overlapping description is abbreviate | omitted.

  As shown in FIG. 5, in the lid 21 of the present embodiment, the top plate portion 22 has a locking portion 25 provided with the lower end of the fitting side wall 24 of the fitting groove 23 extending, One end of the grip portion 26 extends to the outer peripheral side, and a locked portion 27 is provided.

  As shown in FIG. 6, the locking portion 25 includes a locking projection 28 formed by folding upward after the fitting side wall 24 extends substantially downward, and an upper end of the engaging projection 28 folded downward. And an engaging side wall 29 formed in this manner. Engagement projections 30 having substantially the same shape as the engagement projections 13 are provided on the side surfaces of the locking portions 25 at predetermined intervals in the circumferential direction.

  As shown in FIG. 6, the locked portion 27 extends substantially horizontally by a predetermined length from the lower end of the gripping portion 26 excluding the portion integrated with the connecting portion 5 in a state where the top surface 6 is up. It is provided. The outer diameter of the locked portion 27 is set to be substantially the same as or slightly smaller than the inner diameter of the engaging side wall 29 in order to enable engagement with the locking portion 25. On the side surface of the grip portion 26, the uneven portion 31 is provided at regular intervals over the entire circumference so as to be convex outward.

The operation when using the lid 21 configured as described above will be described below.
As shown in FIG. 7, the point that the top plate 22 is pressed against the rim 16 after the paper cup 15 is inserted into the gripping portion 26 is the same as in the first embodiment described above. When engaged, the locked portion 27 of the gripping portion 26 gets over the engaging convex portion 30 of the locking portion 25 and is locked between the engaging protrusion 28 and the engaging convex portion 30, and FIG. As shown, the top plate portion 22 and the grip portion 26 are connected.

  According to the lid 21 of the present embodiment, when the paper cup 15 is attached, the top plate portion 22 can be locked to the grip portion 26 by engaging the locking portion 25 and the locked portion 27. The gripping part 26 is reliably supported by the connection part 5 and the locking part 25 and does not fall. Therefore, the lid 21 can be reliably maintained in a shape that is easy to grip.

  Further, the top plate portion 22 and the gripping portion 26 are connected not only by the connecting portion 5 but also by the locking portion 25 and the locked portion 27. Therefore, even when the opening of the paper cup 15 is deformed by gripping the gripping portion 26 and the fitting between the fitting groove 23 and the rim 16 is weakened, the top plate portion 22 may be opened carelessly. The occurrence of the situation can be suppressed.

  In addition, since the uneven portion 31 of the grip portion 26 is provided so as to protrude outward, a space is partially formed between the grip portion 26 and the side surface of the paper cup 15. Therefore, the gripping portion 26 has a higher heat insulating effect, and the lid can be configured to be easily gripped.

  In the present embodiment, an example in which the locking portion 25 and the locked portion 27 are provided over substantially the entire circumference except for the portion of the fitting side wall 24 and the grip portion 26 that are integrated with the connection portion 5 will be described. However, the present invention is not limited to this, and may be provided only on a part of the outer periphery of the fitting side wall 24 and the grip portion 26 as long as they can be locked to each other, or a plurality of them may be provided at intervals. .

  Further, the arrangement of the locking part 25 and the locked part 27 is not limited to the example of this embodiment. For example, the fitting side wall 24 has the locked part 27 and the gripping part 26 has the locking part 25. You may comprise as follows. Further, the shape of the locking portion 25 and the locked portion 27 is not limited to the shape of the present embodiment, and if the locking portion 25 and the locking portion 27 can be locked to each other, a tongue piece with a bent tip and the tongue piece can be inserted. Any other known shape such as a combination with a slit or a pair of engaging projections can be employed.

Next, a third embodiment of the present invention will be described with reference to FIGS. The difference between the third embodiment and the first embodiment described above is that the grip portion has a contact portion.
In addition, the same code | symbol is attached | subjected to the component similar to the above-mentioned 1st Embodiment, and the overlapping description is abbreviate | omitted.

  FIG. 9 is a plan view of the lid 41 of the present embodiment. As shown in FIG. 9, the grip portion 42 of the lid 41 of the present embodiment includes an outer peripheral portion 43 that extends substantially upward from the connection portion 5 in the state indicated by a two-dot chain line in FIG. 10, and an outer peripheral portion. 43 has an inner peripheral portion 44 provided by extending the upper end of the inner peripheral portion 44 downward and a horizontal portion (contact portion) 45 provided extending substantially horizontally from the lower end of the inner peripheral portion 44. Configured. The inner diameter of the horizontal portion 45 is preferably formed to be smaller than the inner diameter of the upper end of the inner peripheral portion 44.

  Further, as shown in FIG. 10, the outer peripheral portion 43 has a taper angle θ <b> 1 that forms a horizontal plane at the end on the connection portion 5 side, and a taper angle θ <b> 2 that a side surface of a general container forms a horizontal plane on the opening side. It is formed as follows.

The operation when using the lid 41 configured as described above will be described.
As shown in FIG. 10, when the paper cup 15 is inserted into the grip portion 42 from the connection portion 5 side, the paper cup 15 is locked at a location where the horizontal plane diameter is substantially the same as the inner diameter of the horizontal portion 45. At this position, similarly to the first embodiment, the connecting portion 5 is bent to invert the top plate portion 3 and attached to the opening of the paper cup 15.

  According to the lid 41 of the present embodiment, since the lid 41 is locked to the paper cup 15 by the horizontal portion 45, the grip portion 42 can be fixed at a position where it is easy to grip. Further, as described above, since the taper angle θ1 of the outer surface of the gripping portion 42, that is, the outer peripheral portion 43 is formed larger than the taper angle θ2 of the paper cup 15, from the end of the gripping portion 42 on the connection portion 5 side. When the paper cup 15 is inserted and the lid 41 is attached, a space is formed between the side surface of the paper cup 15 and the outer peripheral portion 43 due to the difference in taper angle. Therefore, the heat insulation effect can be further enhanced and the structure can be easily gripped.

  In the present embodiment, the example in which the inner peripheral portion 44 is formed short and the horizontal portion 45 is provided near the upper end of the outer peripheral portion 43 in the state indicated by the two-dot chain line in FIG. 10 has been described. In the case where the side wall has a vertical shape, instead of this, the outer peripheral portion 53 is formed substantially perpendicular to the top plate portion 3 as in the cover 51 of the modification shown in FIG. 54 may be extended to the vicinity of the connecting portion 5 so as not to have a horizontal portion. If it does in this way, since the holding part 56 becomes a two-layer structure of the outer peripheral part 43 and the inner peripheral part 54, the heat insulation effect can be heightened more and it can make it easy to hold.

Although the embodiments of the present invention have been described above, the technical scope of the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention. .
For example, in each of the above-described embodiments, the example in which the convex shape on the inner side or the linear convex and concave portion on the outer side is provided has been described, but the shape of the concave and convex portion is not limited to these, and any other arbitrary shape Shape can be adopted. As a result, the design when mounted on the container can be improved.

  Further, the length of the connecting portion is not limited to this embodiment, and can be set to an arbitrary length. Therefore, it is possible to freely adjust the height of the side surface of the paper cup covered by the gripping part by adjusting the length of the connection part and the diameter of the gripping part.

  Further, in each of the above-described embodiments, the example of mounting on a paper cup has been described. However, the container to be mounted is not limited to this, as long as the edge of the opening is fitted in the fitting groove. It can be attached to a container made of any material such as polystyrene foam, other resin, metal, etc., to improve heat insulation and to be easily gripped.

  In addition, the target container is not limited to the one having a circular opening, and the lid of the present invention can be designed and molded so as to be fitted to the opening of the target container, and can be attached to any shape of the opening. Can be configured.

  Furthermore, in each of the above-described embodiments, an example in which a part of the top surface of the top plate is cut out to form a drinking mouth has been described, but instead of this, the top surface of the top plate is made large by providing a slit or the like. The lid may be formed so as to open and open to approximately the same size as the opening of the container. In this way, even when food or the like containing solid ingredients is filled in the container, it can be ingested while grasping the grasping portion.

It is a top view which shows the lid | cover of 1st Embodiment of this invention. It is sectional drawing of the same embodiment. It is a perspective view which shows the state which mounted | wore the paper cup with the lid | cover of the embodiment. It is sectional drawing which shows the state which mounted | wore the paper cup with the cover of the embodiment. It is a top view which shows the lid | cover of 2nd Embodiment of this invention. It is sectional drawing of the same embodiment. It is sectional drawing which shows the state which mounted | wore the paper cup with the cover of the embodiment. It is a perspective view which shows the state which mounted | wore the paper cup with the lid | cover of the embodiment. It is a top view which shows the lid | cover of 3rd Embodiment of this invention. It is sectional drawing which shows the state which mounted | wore the paper cup with the cover of the embodiment. It is sectional drawing which shows the state which mounted | wore the paper cup with the cover of the modification of the embodiment.

Explanation of symbols

1, 21, 41, 51 ... lid, 2, 23 ... fitting groove (fitting part), 3, 22 ... top plate part, 4, 26, 42, 56 ... gripping part, 5 ... connection part, 10 ... drinking Mouth, 14, 31 ... Uneven portion, 15 ... Paper cup (container), 25 ... Locking portion, 27 ... Locked portion, 45, 55 ... Horizontal portion (contact portion)

Claims (5)

A lid attached to the opening of the container,
A top plate portion having a fitting portion to be fitted to an edge of the opening of the container on the outer periphery;
A gripping part in which a band-shaped member is formed in an annular shape so as to cover at least the side surface of the container on the opening side;
A connecting portion for connecting the fitting portion and the gripping portion;
A lid characterized by comprising: The top plate portion has a locking portion provided with at least a part of the lower end of the fitting portion extending,
The lid according to claim 1, wherein the grip portion includes a locked portion that detachably locks the top plate portion and the grip portion by engaging with the lock portion. .   The lid according to claim 1, wherein the grip portion has a contact portion that protrudes toward an inner peripheral side and contacts a side surface of the container.   The lid according to any one of claims 1 to 3, wherein the grip portion is provided with a plurality of concave and convex portions over the entire circumference.   The lid according to any one of claims 1 to 4, wherein the top plate portion is provided with a drinking mouth.

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