JP7185095B1 - lid - Google Patents

Abstract

An object of the present invention is to provide a lid with which an opening can be easily formed. A lid body (100) has a substantially flat plate shape and includes a lid base (10) having an opening (11) penetrating in a plate thickness direction (V), a first uncut portion (20), and a second uncut portion (30). A substantially flat opening/closing portion 40 connected to the peripheral edge 11a of the opening 11 of 10 and rotatable with respect to the lid base 10 around a rotation axis passing through the first uncut portion 20 and the second uncut portion 30. , and the opening/closing part 40 is arranged so that one surface of the lid base part 10 in the up-down direction V and one side of the opening/closing part 40 from the first position where the lid base part 10 and the opening/closing part 40 are positioned substantially on the same plane. When the opening/closing part 40 is at the first position, the opening part 40 covers the opening part 11, and the pushing part 41 provided on one side across the rotation axis moves in the vertical direction V When opened to the other side, the lid portion 42 provided on the other side across the rotation shaft opens to the one side to expose at least a portion of the opening 11 . [Selection drawing] Fig. 2

Description

The present invention relates to a lid.

BACKGROUND ART When carrying a cup such as a paper cup filled with a beverage, there is a demand for a lid that is attached to the cup to prevent the beverage content from leaking out. In addition, by using a lid that can form a mouthpiece (opening) without removing the lid from the cup, the user can easily drink the beverage without removing the lid from the cup. .

As a lid body forming a mouthpiece, there are a lid body described in Patent Document 1, a lid body described in Patent Document 2, and a beverage cup lid described in Patent Document 3. The lid described in Patent Document 1 includes a tongue piece surrounded by a cut portion and a folded portion on the top plate portion. The user can form a through-hole (drinking mouth) in the top plate portion by bending the tongue piece at the folding portion and pulling it upward. A holding piece is connected to the tongue piece, and the user holds the holding piece and pulls it upward to pull up the tongue piece connected to the holding piece to form the through hole. Further, by inserting the extending portion of the holding piece into the slit of the top plate portion, the tongue piece is fixed and the state in which the through hole is formed is maintained.

The lid described in Patent Literature 2 includes a mouth portion (drinking mouth) penetrating the canopy, and a lid piece formed in the mouth portion so as to be openable and closable via a hinge. A user can form an opening in the canopy by opening the lid piece. A seal member is connected to the lid piece, and the user lifts the knob on the opposite side of the seal member to the side connected to the lid piece to open the lid piece, thereby closing the mouth. Form. Further, the seal member is fixed by inserting a claw-shaped holding part into a holding receiving part formed in the canopy by making a cut line in the seal member, and the state in which the opening is formed is maintained.

The beverage cup described in Patent Document 3 has U-shaped perforations on the top surface. The user presses the perforations with a finger to form an opening (mouthpiece).

Japanese Patent Application Laid-Open No. 2022-20458 Japanese Patent No. 6942285 Japanese Patent Application Laid-Open No. 2001-328661

However, the lid body described in Patent Document 1 and the lid body described in Patent Document 2 are used for pulling up the tongue piece or the lid piece that closes the mouthpiece (opening) when the user forms the mouthpiece (opening). A separate member (holding piece or sealing member) is required. This complicates the structure, increases the number of processes for manufacturing the lid, and increases the cost. In addition, the user's operation of forming the mouthpiece is complicated and time-consuming.

Further, in the beverage cup described in Patent Document 3, a perforation is formed by pressing a perforation on the side filled with the beverage to form the mouthpiece (opening), so the mouthpiece cannot be closed again. Moreover, it is inferior hygienically.

In view of the above circumstances, an object of the present invention is to provide a lid that can easily form an opening.

In order to solve the above problems, the present invention proposes the following means.
The lid of the present invention has a substantially flat plate shape, and includes a lid base having an opening penetrating in the plate thickness direction, and a peripheral edge of the opening of the lid base via a first uncut portion and a second uncut portion. and a substantially flat plate-shaped opening/closing portion that is rotatable with respect to the lid base portion about a rotation axis passing through the first uncut portion and the second uncut portion, wherein the opening/closing portion is and a second position where one surface of the lid base in the up-down direction abuts the one surface of the opening and closing portion from a first position where the lid base and the opening and closing portion are positioned substantially on the same plane. When the opening/closing part is at the first position, the opening part covers the opening part. A lid provided on the other side with the rotating shaft therebetween opens to the one side to expose at least a portion of the opening.

In the lid, the one side may be the upper side and the other side may be the lower side.

In the lid, the one side may be the lower side and the other side may be the upper side.

In the lid, the push-in portion may have a push-in connection portion that connects the push-in portion and the lid base portion when the opening/closing portion is positioned at the first position.

In the lid body, the lid portion may have a lid connecting portion that connects the lid portion and the lid base portion when the opening/closing portion is positioned at the first position.

In the lid body, the lid base has a holding cut portion that is a cut that penetrates in the plate thickness direction, and the lid portion is inserted and held in the holding cut portion at the second position. good.

In the lid body, the lid base portion may have a holding connection portion that divides the holding cut portion into at least two or more when the lid portion is not inserted into the holding cut portion.

In the lid body, the push-in portion has a protrusion extending in the direction of the rotation axis, and the protrusion extends the opening when the opening/closing portion is positioned at the second position. It may pass from the side to the one side and be held in contact with the surface of the lid base on the one side of the peripheral edge.

According to the lid of the present invention, it is possible to provide a lid that can easily form an opening.

It is a front view of the cover body which concerns on this embodiment. FIG. 4 is a perspective view of a lid with an exposed opening according to the embodiment; FIG. 5 is a cross-sectional view of the lid body showing a rotation trajectory in which the opening/closing part rotates around the rotation axis; FIG. 10 is a front view of the lid with the opening/closing portion positioned at the second position; FIG. 11 is a front view showing a lid body of Modification 1; FIG. 11 is a front view showing a lid body of modification 2; FIG. 11 is a front view showing a lid body of modification 3; FIG. 11 is a front view showing a lid body of modification 4; FIG. 11 is a front view showing a lid body of modification 5; FIG. 21 is a front view showing a lid body of modification 6; FIG. 21 is a front view showing a lid body of modification 7; FIG. 21 is a front view showing a lid body of modification 8; FIG. 12A is a perspective view and a cross-sectional view showing a lid body of Modification 9; 10A and 10B are a perspective view and a cross-sectional view showing a lid body of Modified Example 10. FIG. FIG. 21 is a front view showing a lid body of modification 11; FIG. 21 is a cross-sectional view showing a rotation trajectory of the lid body of modification 11;

An embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a front view of a lid body 100 according to this embodiment. FIG. 2 is a perspective view of the lid 100 with the first opening 11 exposed according to the present embodiment.

The lid body 100 is a lid material that covers the opening of a cup filled with a content such as a beverage and prevents the content from leaking out of the cup. When the lid 100 covers the cup filled with the contents, the user exposes the first opening (opening) 11 in the lid 100 and takes out the contents from the first opening 11. be able to. The lid 100 is formed by cutting a flat plate made of paper, plastic, or the like in the thickness direction.

In the lid 100 covering the opening of the cup filled with the content such as a beverage, the plate thickness direction of the lid 100 is the “vertical direction (plate thickness direction) V”, and the direction in which the cup is filled with the content is the vertical direction. The “lower side LO” in the direction V is defined, and the side opposite to the lower side LO of the lid body 100 is defined as the “upper side UP” in the vertical direction V. As shown in FIG. Further, the center line of the lid 100 passing through the center point O of the plate surface direction of the lid 100 and the first opening 11 is defined as the center line C1, and the direction parallel to the center line C1 is the "depth direction D". The direction in which the first opening 11 is arranged with respect to the center point O is defined as the “front side FR” in the depth direction D, and the side opposite to the front side FR is defined as the “rear side RR” in the depth direction D. In addition, the center line in the plate surface direction of the lid 100 orthogonal to the center line C1 is defined as the center line C2, and the direction parallel to the center line C2 is the “horizontal direction H”, and the lid 100 is horizontal when viewed from the upper side UP. When the direction H coincides with the horizontal direction, the left direction is defined as the “left side LT” in the horizontal direction H, and the right direction is defined as the “right side RT” in the horizontal direction H.

The lid body 100 includes a lid base portion 10 , a first uncut portion 20 , a second uncut portion 30 , and an opening/closing portion 40 .

The lid base portion 10 is a base portion of the lid body 100 and is a substantially circular flat plate. The outer shape of the lid base 10 can be arbitrarily shaped according to the shape of the opening of the cup covered by the lid 100 . The lid base 10 has a first opening 11 , a holding notch 12 and a second opening 13 .

The first opening 11 is a substantially rectangular through hole formed in the lid base 10, and as shown in FIG. In addition, at least a portion of the opening is exposed when the opening/closing portion 40 is opened. The first opening 11 is arranged near the outer circumference of the lid base 10 . Here, "the opening/closing part 40 covers the first opening part 11" means that the opening/closing part 40 overlaps at least a part of the first opening part 11 when the lid body 100 is viewed from the upper side UP. It includes a state in which most of the first opening 11 is overlapped, and a state in which about half of the first opening 11 is overlapped.

The holding cut portion 12 is a cut that penetrates the lid base portion 10 in the vertical direction (thickness direction) V. As shown in FIG. The holding cut portion 12 is substantially U-shaped, and the substantially U-shaped opening is arranged toward the direction in which the first opening portion 11 is arranged (front side FR). The retention cutout 12 comprises a retention connection 12a. The holding connection portion 12a divides the holding cut portion 12 into at least two or more. That is, the holding connection portion 12a is a portion where the cut of the holding cut portion 12 is interrupted. As shown in FIG. 1, the holding cutout portion 12 and the opening/closing portion 40 are arranged on the center line C1 of the lid body 100 in this order from the rear side RR of the lid body 100 toward the front side FR.

The second opening 13 is a substantially rectangular through hole formed in the lid base 10, and as shown in FIG. In addition, at least a portion of the opening is exposed when the opening/closing portion 40 is opened. The second opening 13 is arranged near the center of the lid base 10 . Here, "the opening/closing part 40 covers the second opening part 13" means that the opening/closing part 40 overlaps at least a part of the second opening part 13 when the lid body 100 is viewed from the upper side UP. It includes a state in which most of the second opening 13 overlaps, and a state in which about half of the second opening 13 overlaps.

The first uncut portion 20 and the second uncut portion 30 are portions that connect the opening/closing portion 40 that covers the first opening 11 and the peripheral edge 11 a of the first opening 11 of the lid base 10 . In FIGS. 1 and 2 , the first uncut portion 20 and the second uncut portion 30 are arranged with the opening/closing portion 40 interposed therebetween in the horizontal direction H. As shown in FIGS.

The opening/closing portion 40 includes a pushing portion 41 and a lid portion 42 . The opening/closing part 40 is a substantially flat plate that covers the first opening 11 and the second opening 13 , and is connected to the lid base 10 via the first uncut part 20 and the second uncut part 30 .

FIG. 3 is a cross-sectional view of the lid body 100 showing the rotational trajectory of the opening/closing portion 40 rotating around the rotation axis R passing through the first uncut portion 20 and the second uncut portion 30 . The opening/closing part 40 can rotate about the rotation axis R with respect to the lid base 10 . The push-in portion 41 is arranged near the center of the lid base portion 10 . The lid portion 42 is provided on one side of the opening/closing portion 40 with the rotation axis R interposed therebetween, and is arranged closer to the outer periphery of the lid base portion 10 than the push-in portion 41 . The push-in portion 41 has a substantially rectangular shape, and when the lid body 100 is viewed from the upper side UP, the long side of the push-in portion 41 and the horizontal direction H are substantially aligned. The lid portion 42 has a substantially rectangular shape, and when the lid body 100 is viewed from the upper side UP, the short sides of the lid portion 42 and the horizontal direction H are substantially aligned with each other.

3A is a cross-sectional view of the lid body 100 showing the rotational trajectory of the opening/closing part 40 rotating about the rotation axis R. FIG. FIG. 3B is a cross-sectional view showing the lid body 100 in which the opening/closing part 40 is rotated to a position where the upper UP surface of the opening/closing part 40 and the upper UP surface of the lid base part 10 are in contact with each other.

Here, the position of the opening/closing portion 40 where the lid base portion 10 and the opening/closing portion 40 shown in FIG. The position of the opening/closing part 40 rotated to the position where the surface on the one side in the direction V) and the upper surface UP of the lid base 10 are in contact is defined as "second position P2". The opening/closing part 40 is rotatable about the rotation axis R with respect to the lid base part 10 from the first position P1 to the second position P2.

The push-in portion 41 includes a push-in connection portion 41a. The push-in connection portion 41a connects the push-in portion 41 and the lid base portion 10 when the opening/closing portion 40 is positioned at the first position P1.

Next, the operation of exposing the first opening 11 and the second opening 13 of the lid 100 will be described.

The opening/closing part 40 covers the first opening 11 and the second opening 13 when in the first position P1.
When the user pushes the push-in portion 41 toward the lower LO, the push-in connection portion 41a is cut off, the connection between the push-in portion 41 and the lid base portion 10 is released, and the push-in portion 41 moves toward the lower LO (the other side in the vertical direction V). ). Further, as shown in FIG. 3A, the opening/closing part 40 rotates about the rotation axis R from the first position P1 to a position P3 where the pushing part 41 is positioned on the lower side LO of the lid base part 10. Rotate. At this time, the lid portion 42 is positioned on the upper side UP of the lid base portion 10 . Also, at this time, the lid portion 42 is opened, and at least a portion of the first opening portion 11 and the second opening portion 13 are exposed.

When the user pushes the push-in portion 41 further downward LO, the opening/closing portion 40 rotates to a position P4 where the plate surface direction of the opening/closing portion 40 substantially coincides with the vertical direction V, as shown in FIG. 3(a). . At this time, the entire first opening 11 and second opening 13 are exposed.

Next, the open/close unit 40 is further rotated to bring the upper surface UP of the lid base 10 closer to the upper surface UP of the lid portion 42 at the first position P1. At this time, the surface of the lower side LO of the lid base portion 10 and the surface of the lower side LO of the push-in portion 41 at the first position P1 also approach each other. The position of the opening/closing part 40 at this time is assumed to be a position P5 as shown in FIG.

Next, the opening/closing part 40 is further rotated, and as shown in FIG. 3(b), the opening/closing part 40 is rotated to the second position P2. At this time, the upper UP surface of the lid base portion 10 and the upper UP surface of the lid portion 42 at the first position P1 are in contact with each other. Further, the surface of the lower LO of the lid base 10 of the peripheral edge 11a of the first opening 11 and the surface of the lower LO of the push-in portion 41 at the first position P1 are in contact with each other.

After rotating the opening/closing part 40 to the second position P2, as shown in FIG.

FIG. 4 is a front view of the lid body 100 with the opening/closing portion 40 positioned at the second position P2. Before the opening/closing part 40 is inserted into the holding cutout 12, as shown in FIG. 1, the holding cutout 12 is divided into two by the holding connection part 12a. When the opening/closing part 40 is inserted into the holding cutout part 12, the holding connection part 12a is cut to release the division of the holding cutout part 12, and the holding cutout part 12 becomes large enough to insert the opening/closing part 40. , the opening/closing part 40 is inserted into the holding notch 12, and the opening/closing part 40 is held.

According to the lid body 100 of the present embodiment, the push-in portion 41 is pushed into the lower LO to rotate the opening/closing portion 40, and the lid portion 42 is opened to expose the first opening portion 11 and the second opening portion 13. can be done. Further, when the opening/closing portion 40 is positioned at the second position P2, the opening/closing portion 40 can be held at the second position P2 by inserting the opening/closing portion 40 into the holding cutout portion 12 . Before the opening/closing part 40 is inserted into the holding cutout 12, the holding connection part 12a divides the holding cutout 12 into two parts, thereby suppressing formation of unnecessary holes in the lid body 100. - 特許庁Further, when the opening/closing part 40 is positioned at the first position P1, the push-in part 41 and the lid base 10 are connected by the push-in connection part 41a to prevent the opening/closing part 40 from rotating with respect to the lid base 10. Only when necessary, the push-in connection portion 41a can be cut and the opening/closing portion 40 can be rotated to expose the first opening portion 11 and the second opening portion 13 .

For example, in the lid body 100 that covers a cup filled with a beverage, the first opening 11 and the second opening 13 are covered with the opening/closing portion 40, and the push-in connection portion 41a connects the push-in portion 41 and the lid base portion 10. Since the opening/closing part 40 does not rotate due to the opening, the beverage is less likely to leak out of the cup. When the user drinks a beverage, the user pushes the push-in part 41 toward the lower side LO and rotates the opening/closing part 40 to expose the first opening 11 and the second opening 13 . A user can drink the beverage in the cup through the exposed first opening 11 . Further, by inserting and holding the opening/closing part 40 into the holding cut part 12, the user can leave the first opening part 11 exposed without pressing the opening/closing part 40 by hand, and can easily drink the beverage. be able to. Further, when the user drinks the beverage from the first opening 11, the second opening 13 is located near the user's nose, so the user can smell the beverage from the second opening 13. can. For example, when the beverage filled in the cup covered by the lid 100 is coffee, the user can drink the coffee through the first opening 11 and feel the aroma of the coffee through the second opening 13 .

Further, by pulling out the opening/closing portion 40 from the holding cutout portion 12 and making the opening/closing portion 40 rotatable, the first opening portion 11 and the second opening portion 13 can be covered and closed with the opening/closing portion 40 again. Since the lid portion 42 covering the first opening portion 11 rotates the upper side UP of the lid base portion 10, it does not come into direct contact with the beverage and is hygienic.

As described above, one embodiment of the present invention has been described in detail with reference to the drawings, but the specific configuration is not limited to this embodiment, and design changes and the like are also included within the scope of the present invention. Also, the constituent elements shown in the above-described embodiment and modifications shown below can be combined as appropriate.

(Modification 1)
In the above-described embodiment, the push-in portion 41 is arranged near the center of the lid base portion 10, but the form of the push-in portion is not limited to this. The push-in portion 41A may be arranged near the outer periphery of the lid base portion 10 . FIG. 5 is a front view showing a lid body 100A of Modification 1. FIG. FIG. 5(a) is a front view showing the lid body 100A at the first position P1, and FIG. 5(b) is a front view showing the lid body 100A at the second position P2. The push-in portion 41A of the lid body 100A is arranged closer to the outer circumference of the lid base portion 10 than the push-in portion 41 shown in FIG. Therefore, the lid portion 42A in FIG. 5 is shorter in the depth direction D than the lid portion 42 in FIG. Further, the holding cutout portion 12A is arranged at a position on the front side FR from the holding cutout portion 12 of FIG.

(Modification 2)
In the above-described embodiment, the holding cutout 12, the push-in portion 41, and the lid portion 42 are arranged on the center line C1 of the lid 100, but the holding cutout, the push-in portion, and the lid are not limited to this. . The holding notch, the indentation and the lid need not be arranged on the centerline C1 of the lid. FIG. 6 is a front view showing a lid body 100B of Modification 2. FIG. FIG. 6(a) is a front view showing the lid 100B at the first position P1, and FIG. 6(b) is a front view showing the lid 100B at the second position P2. As shown in FIG. 6, the lid portion 42B can be held at the second position P2 even if the holding cutout portion 12B, the push-in portion 41B, and the lid portion 42B are not arranged on the center line C1 of the lid body 100B. If the cut portion 12B is arranged, the lid portion 42B can be inserted into the holding cut portion 12B and held at the second position P2.

(Modification 3)
In the above-described embodiment, the lid portion 42 has a substantially rectangular shape, but the shape of the lid portion is not limited to this. The lid need not be substantially rectangular. FIG. 7 is a front view showing a lid body 100C of Modification 3. As shown in FIG. FIG. 7(a) is a front view showing the lid body 100C at the first position P1, and FIG. 7(b) is a front view showing the lid body 100C at the second position P2. As shown in FIG. 7 , the lid portion 42</b>C may have any shape other than a substantially rectangular shape, such as a heart shape, as long as it covers the first opening 11 . Moreover, the holding cutout portion 12C only needs to have a size and shape that can hold the lid portion.

(Modification 4)
In the above-described embodiment, the lid portion 42 is inserted into the holding cutout portion 12 from the front side FR to the rear side RR and held, but the aspect of the lid portion and the holding cutout portion is not limited to this. The lid portion may be held by being inserted in the holding cutout portion in the horizontal direction H. FIG. 8 is a front view showing a lid body 100D of Modification 4. As shown in FIG. FIG. 8(a) is a front view showing the lid 100D at the first position P1, and FIG. 8(b) is a front view showing the lid 100D at the second position P2. As shown in FIG. 8, since the lid portion 42D has a shape protruding in the horizontal direction H, it is inserted and held in the holding cut portion 12D from the right side RT to the left side LT.

(Modification 5)
In the above-described embodiment, the lid portion 42 has a substantially rectangular shape, but the shape of the lid portion is not limited to this. The lid need not be substantially rectangular. FIG. 9 is a front view showing a lid body 100E of Modification 5. As shown in FIG. FIG. 9(a) is a front view showing the lid body 100E at the first position P1, and FIG. 9(b) is a front view showing the lid body 100E at the second position P2. As shown in FIG. 9, the lid portion 42E may be shaped like an animal instead of being substantially rectangular. The lid portion may have a complicated shape as shown in FIG. 9 as long as it has a shape that covers the first opening 11, and any shape that can be inserted into the holding cutout portion 12 to the extent that the lid portion can be held. .

(Modification 6)
In the above-described embodiment, the push-in portion 41 has a substantially rectangular shape whose long sides are substantially aligned with the horizontal direction H, but the form of the push-in portion is not limited to this. The indentation portion does not have to be a substantially rectangular shape whose long sides substantially match the horizontal direction H. FIG. 10 is a front view showing a lid body 100F of Modification 6. FIG. FIG. 10(a) is a front view showing the lid body 100F at the first position P1, and FIG. 10(b) is a front view showing the lid body 100F at the second position P2. As shown in FIG. 10, the holding cutout portion 12F, the push-in portion 41F, and the lid portion 42F are such that when the push-in portion 41F is pushed in, the lid portion 42F passes through the first uncut portion 20F and the second uncut portion 30F. It is only required that the lid portion 42F is arranged at a position where it is opened by rotating around the rotation axis, and the lid portion 42F is held by the holding cut portion 12F at the second position P2. By changing the shape and position of the push-in portion 41F, the rotation direction of the push-in portion 41F and the lid portion 42F can be arbitrarily set.

(Modification 7)
In the above-described embodiment, the lid body 100 has one opening/closing part 40, but the mode of the lid body is not limited to this. The lid may have two or more openings. FIG. 11 is a front view showing a cover body 100G of Modified Example 7. FIG. FIG. 11(a) is a front view showing the lid body 100G at the first position P1, and FIG. 11(b) is a front view showing the lid body 100G at the second position P2. As shown in FIG. 11, the lid body 100G includes a first opening/closing portion 40Ga and a second opening/closing portion 40Gb.

The first opening/closing portion 40Ga includes a first push-in portion 41Ga and a first lid portion 42Ga. The first opening/closing portion 40Ga is rotatable with respect to the lid base portion 10G about a rotation axis passing through the first uncut portion 20Ga and the second uncut portion 30Ga. The second opening/closing portion 40Gb includes a second push-in portion 41Gb and a second lid portion 42Gb. The second opening/closing portion 40Gb is rotatable with respect to the lid base portion 10G about a rotation axis passing through the third uncut portion 20Gb and the fourth uncut portion 30Gb.

The first opening 11G of the lid base 10G is covered with the first lid 42Ga and the second lid 42Gb. At the second position P2, the first lid portion 42Ga and the second lid portion 42Gb are inserted and held in the holding cutout portion 12G. The first lid portion 42Ga and the second lid portion 42Gb may be inserted and held in separate holding cuts, for example, a first holding cut and a second holding cut.

(Modification 8)
In the above-described embodiment, the lid base 10 includes the holding cutouts 12, but the aspect of the lid is not limited to this. The lid base may not have the retention cutout 12 . FIG. 12 is a front view showing a lid body 100H of modification 8. FIG. FIG. 12(a) is a front view showing the lid body 100H at the first position P1, and FIG. 12(b) is a front view showing the lid body 100H at the second position P2. As shown in FIG. 12 , the lid base portion 10H of the lid body 100H does not have the holding cutout portion 12 .

The lid body 100H includes a lid base portion 10H having a first opening portion 11, a first uncut portion 20, a second uncut portion 30, and an opening/closing portion 40H. The opening/closing portion 40H includes a pushing portion 41H and a lid portion 42H. The push-in portion 41</b>H includes a push-in connection portion 41 a and a projecting portion 41 b extending in the direction of the rotation axis R passing through the first uncut portion 20 and the second uncut portion 30 .

The surface of the lower LO of the projecting portion 41b at the first position P1 abuts the surface of the lower LO of the lid base 10H at the second position P2. The user pulls up the protruding portion 41b to the upper side UP and passes the first opening 11 from the lower side LO (the other side in the vertical direction V) to the upper side UP (the one side in the vertical direction V), thereby reaching the first position. The upper UP surface of the protruding portion 41b at P1 and the upper UP surface of the lid base portion 10H of the peripheral edge 11a of the first opening 11 are brought into contact to hold the opening/closing portion 40H. Therefore, even if the lid base portion 10H does not have the holding cut portion 12, the opening/closing portion 40H can be held at the second position P2. The push-in portion 41H has two projecting portions 41b extending to the right side RT and the left side LT, but one or more projecting portions 41b are sufficient.

(Modification 9)
In the above-described embodiment, the lid body 100 includes the lid base portion 10, the first uncut portion 20, the second uncut portion 30, and the opening/closing portion 40, but the aspect of the lid body is not limited thereto. The lid may have an outer fitting side wall portion 50a. 13A and 13B are a perspective view and a cross-sectional view showing a lid body 100J of Modified Example 9. FIG. FIG. 13(a) is a perspective view showing the lid body 100J. The lid 100J includes an outer fitting side wall portion 50a in addition to the configuration of the lid 100. As shown in FIG.

FIG. 13(b) is a cross-sectional view of the lid 100J and the cup 1 along the cross-sectional indication line AA in FIG. 13(a). Here, the central axis of the bottomed substantially cylindrical cup 1 in the vertical direction V is the "central axis AX", the radial direction of the cup 1 is the "radial direction R", and the direction toward the central axis AX is the radial direction R "Inside IN", and the side opposite to the inside IN is defined as "Outside OU" in the radial direction R.

The outer fitting side wall portion 50 a is formed of a sheet of thin plate such as paper or plastic, and includes a side wall portion 51 , an outer fitting connection portion 52 , and an outer fitting portion 53 . The side wall portion 51 has a substantially cylindrical shape that expands in diameter toward the lower side LO. The outer peripheral edge of the lid base portion 10 and the peripheral edge of the upper side UP of the side wall portion 51 are connected. The outer fitting connection portion 52 has a substantially annular shape whose plate surface direction is substantially parallel to the radial direction R. As shown in FIG. The peripheral edge of the lower LO of the side wall portion 51 and the inner peripheral edge of the outer fitting connection portion 52 are connected. The outer fitting portion 53 has a substantially cylindrical shape that expands in diameter toward the lower side LO. The outer peripheral edge of the outer fitting connection portion 52 and the outer peripheral edge of the upper side UP of the outer fitting portion 53 are connected.

The lid body 100J may be formed of a sheet of paper or a thin plate of plastic or the like, or may be formed by connecting two or more thin plates. Further, the lid body 100J may be formed by bending a thin plate by processing such as pressing, or may be formed by injection molding using resin.

Since the lid body 100J includes the outer fitting side wall portion 50a, the lid body 100J covers the cup 1 from the upper side UP and the outer side OU, thereby fitting the outer fitting connection portion 52 and the outer fitting portion 53 to the cup 1. The lid body 100J can be connected to the cup 1 by moving the lid body 100J.

(Modification 10)
In the above-described embodiment, the lid body 100 includes the lid base portion 10, the first uncut portion 20, the second uncut portion 30, and the opening/closing portion 40, but the aspect of the lid body is not limited thereto. The lid may have an inner fitting side wall portion 50b. 14A and 14B are a perspective view and a cross-sectional view showing a lid body 100K of Modification 10. FIG. FIG. 14(a) is a perspective view showing the lid body 100K. In addition to the configuration of the lid 100, the lid 100K includes an inner fitting side wall portion 50b.

FIG. 14(b) is a cross-sectional view of the lid 100K and the cup 1 taken along the cross-sectional indication line BB in FIG. 14(a). The inner fitting side wall portion 50b is formed of a single sheet of paper, plastic, or the like, and has a substantially cylindrical shape with a reduced diameter toward the lower side LO. The outer peripheral edge of the lid base portion 10 and the inner peripheral surface of the inner fitting side wall portion 50b are connected.

The lid body 100K may be formed of a sheet of paper or a thin plate of plastic or the like, or may be formed by connecting two or more thin plates. Further, the lid body 100K may be formed by bending a thin plate by processing such as pressing, or may be formed by injection molding using resin. For example, when the outer peripheral edge of the lid base portion 10 and the inner peripheral surface of the end portion of the lower LO of the inner fitting side wall portion 50b are connected, the lid body 100K can be formed of a single thin plate.

In the cup 1 having the diameter of the inner peripheral surface substantially equal to the diameter of the outer peripheral surface of the inner fitting side wall portion 50b, when the lid body 100K is inserted into the inner side IN of the cup 1 from the upper side UP, the inner fitting side wall portion 50b and the cup 1 is reduced in diameter toward the lower side LO, the lid body 100K is fixed near the end of the upper side UP of the cup 1, and the lid body 100K can be connected to the cup 1.

The lid 100K may have a shape that allows the user to pick it up by hand and remove the lid 100K from the cup 1 . For example, when the lid body 100K is connected to the cup 1, part of the inner fitting side wall portion 50b is partially protruded to the upper side UP rather than the end portion of the upper side UP of the cup 1. You may extend it to the upper side UP. The user can easily release the connection between the lid body 100K and the cup 1 by gripping the inner fitting side wall portion 50b protruding toward the upper side UP of the cup 1 from the end of the upper side UP.

(Modification 11)
In the above-described embodiment, the lid 100 exposes the first opening 11 by opening the lid 42 upward, but the mode of the lid is not limited to this. The direction in which the lid opens does not have to be the upper side UP. FIG. 15 is a front view of a lid body 100L according to the eleventh modification. FIG. 15(a) is a front view of the lid body 100L at the first position P1 where the first opening 11 is not exposed. FIG. 15(b) is a front view of the lid 100L at the second position PA2 where the first opening 11 is exposed.

The lid body 100L includes a lid base portion 10H, a first uncut portion 20, a second uncut portion 30, and an opening/closing portion 40L. The opening/closing portion 40L includes a pushing portion 41L and a lid portion 42L. The push-in portion 41L includes a projecting portion 41Lb extending in the direction of the rotation axis R passing through the first uncut portion 20 and the second uncut portion 30 . The lid portion 42L includes a lid connecting portion 42La. The lid connecting portion 42La connects the lid portion 42L and the lid base portion 10H when the opening/closing portion 40L is positioned at the first position P1.

Here, the lid 100L is a lid that further includes a lid connection portion 42La and does not include the push connection portion 41a, as compared with the configuration of the lid 100H of Modification 8 and FIG.

FIG. 16 is a cross-sectional view showing the rotational trajectory of the lid body 100L of the eleventh modification. FIG. 16A is a cross-sectional view of the lid 100L showing the rotation trajectory of the opening/closing part 40L rotating around the rotation axis R. FIG. FIG. 16B is a cross-sectional view showing the lid 100L in which the opening/closing portion 40L is rotated to a position where the lower LO surface of the opening/closing portion 40L and the lower LO surface of the lid base portion 10H are in contact.

Here, the position of the opening/closing part 40L rotated to the position where the surface of the lower LO (one side in the vertical direction V) of the opening/closing part 40L shown in FIG. is defined as "second position PA2". The opening/closing part 40L is rotatable about the rotation axis R with respect to the lid base part 10H from the first position P1 to the second position PA2.

When the user pushes the lid portion 42L toward the lower side LO, the lid connection portion 42La is cut off and the connection between the lid portion 42L and the lid base portion 10H is released. Further, as shown in FIG. 16A, the opening/closing portion 40L rotates about the rotation axis R from the first position P1 to a position PA3 where the lid portion 42L is positioned on the lower side LO of the lid base portion 10H. Rotate. At this time, the push-in portion 41L opens to the upper side UP (the other side in the vertical direction V) of the lid base portion 10H. At this time, the lid portion 42L opens downward LO, and at least a portion of the first opening portion 11 and the second opening portion 13 are exposed.

When the user pushes the lid portion 42L further downward LO, the opening/closing portion 40L rotates to a position PA4 where the plate surface direction of the opening/closing portion 40L substantially coincides with the vertical direction V, as shown in FIG. 16(a). do. At this time, the entire first opening 11 and second opening 13 are exposed.

Next, the opening/closing portion 40L is further rotated to bring the surface of the lower LO of the lid base portion 10H closer to the surface of the lower LO of the lid portion 42L at the first position P1. At this time, the upper UP surface of the lid base portion 10H and the upper UP surface of the push-in portion 41L at the first position P1 also approach each other. The position of the opening/closing portion 40L at this time is assumed to be a position PA5 as shown in FIG.

Next, the opening/closing part 40L is further rotated, and as shown in FIG. 16(b), the opening/closing part 40L is rotated to the second position PA2. At this time, the surface of the lower LO of the lid base portion 10H and the surface of the lower LO of the lid portion 42L at the first position P1 are in contact with each other.

The user pushes the protruding portion 41Lb toward the lower side LO to pass through the first opening 11 from the upper side UP to the lower side LO, so that the protruding portion 41Lb at the first position P1 as shown in FIG. The face of the lower side LO and the face of the lower side LO of the lid base portion 10H of the peripheral edge 11a of the first opening portion 11 are brought into contact with each other to hold the opening/closing portion 40L. The push-in portion 41L has two projecting portions 41Lb extending to the right side RT and the left side LT, but one or more projecting portions 41Lb are sufficient.

100 Lid 10 Lid Base 11 First Opening (Opening)
11a peripheral edge 12 of first opening (opening) holding cut portion 12a holding connection portion 13 second opening portion 20 first uncut portion 30 second uncut portion 40 opening/closing portion 41 push-in portion 41a push-in connection portion 41b projecting portion 42 Lid portion 42La Lid connection portion V Vertical direction (plate thickness direction)
UP Upper side LO Lower side H Horizontal direction LT Left side RT Right side D Depth direction FR Front side RR Rear side R Rotational axis P1 First position P2 Second position

Claims (8)

a lid base having a substantially flat plate shape and having an opening penetrating in the plate thickness direction;
It is connected to the peripheral edge of the opening of the lid base via a first uncut portion and a second uncut portion, and is centered on a rotation axis passing through the first uncut portion and the second uncut portion. a substantially flat plate-shaped opening/closing portion that can rotate with respect to the lid base;
with
From a first position where the lid base portion and the opening/closing portion are positioned substantially on the same plane, the opening/closing portion is configured so that one side surface of the lid base portion in the up-down direction and the one side surface of the opening/closing portion are aligned. rotating to a second position of abutment;
The opening/closing part is
covering the opening when in the first position;
When the push-in portion provided on one side with the rotating shaft therebetween opens to the other side in the vertical direction, the lid portion provided on the other side with the rotating shaft therebetween opens on the one side, thereby opening at least one of the openings. part is exposed,
lid. the one side is the upper side and the other side is the lower side;
The lid according to claim 1. the one side is the lower side and the other side is the upper side;
The lid according to claim 1. The push-in portion has a push-in connection portion that connects the push-in portion and the lid base portion when the opening/closing portion is positioned at the first position,
The lid according to claim 2. The lid portion has a lid connection portion that connects the lid portion and the lid base portion when the opening/closing portion is positioned at the first position.
The lid according to claim 3. The lid base has a holding cut portion that is a cut that penetrates in the plate thickness direction,
The lid portion is inserted and held in the holding notch portion at the second position,
The lid according to claim 2 or 4. The lid base has a holding connection portion that divides the holding cutout into at least two or more when the lid is not inserted into the holding cutout.
The lid according to claim 6. The pushing portion has a projecting portion extending in the direction of the rotation axis,
The protrusion is
When the opening/closing part is positioned at the second position, the projecting part passes through the opening from the other side to the one side,
held in contact with the one-side surface of the lid base of the peripheral edge;
The lid according to any one of claims 1 to 5.

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