JP2019189304A - Cup type container with lid - Google Patents

Abstract

To propose a cup type container with a lid that allows a lid to be securely attached to the container body and that can be removed from the container body with a relatively weak force.SOLUTION: In a cup-type container with a lid provided with a container body 1 having a bottom wall portion 1a and a standing body peripheral wall 1b forming a storage space for content therein and a lid body 2 that detachably fits to an upper open end 1b1 of the body peripheral wall 1b and seals the storage space, a body flange part 3 extending to the upper open end 1b1 of the body peripheral wall 1b is provided. A lid flange part 4 of the lid body 2 has a leg part 4a, the lid body 2 and the container body 1 are linked by being pushed into a recess 5, at least one fitting part 6 for releasing the linkage between the lid body 2 and the container body 1 by pushing out the leg part 4a from the recess 5 is provided, and an operation part 7 for releasing the linkage between the lid body 2 and the container body 1 is provided at at least one location of the lid body.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a cup-type container with a lid suitable for containing contents such as solids, semi-solids, and powders. In the present invention, the cup-type container includes not only those having a planar shape of a circle or an ellipse but also those having a variety of shapes such as a square, a rectangle, a triangle or a rhombus.

  As a container for storing butter, margarine, yogurt, jam, cream, etc. as the contents, a cup-type container with a lid that allows easy removal of the appropriate contents is used. Reference is made to US Pat.

JP 2018-52577 A

  Such cup-type containers are usually structured so that the lid body is detachably attached to the container body by applying fitting means such as undercut, but the container body is designed to prevent the lid body from being inadvertently removed. When the fitting with the main body is designed firmly, it is difficult to use the lid because it may be difficult to remove the lid for consumers with weak fingertips such as children and the elderly.

  The problem of the present invention is that the lid can be firmly attached to the container body, and when the container is opened, the lid can be smoothly removed by a simple operation that only applies a relatively weak force. A cup-type container with a lid is proposed.

The present invention provides a container main body having a bottom wall portion and standing at the edge of the bottom wall portion to form a content storage space inside the main body peripheral wall, and detachably attached to an upper open end of the main body peripheral wall. A lid-type cup-type container having a lid for sealing the storage space together,
Provided at the upper open end of the peripheral wall of the main body is a main body flange portion extending outward over the entire circumference of the upper open end;
The lid body is provided with a lid flange portion that fits the body flange portion,
The lid flange portion has a leg portion at the boundary with the peripheral wall of the lid that forms the main body portion of the lid,
The main body flange portion has a concave portion that allows the leg portion to be pushed in and pushed out at a boundary with the peripheral wall of the main body,
The lid and the container main body are linked with each other by pushing the leg into the concave portion between the leg and the concave portion, and the lid and the container main body by pushing the leg from the concave portion. A cup with a lid, characterized in that at least one fitting portion for releasing the linkage is provided, and an operation portion for releasing the linkage between the lid body and the container body is provided at at least one position of the lid body. Mold container.

  In the cup-type container with a lid configured as described above, the concave portion has an inclined wall surface that gradually increases an open width toward an open end to induce smooth extrusion of the leg portion, and the concave portion includes V The container body and the lid body have a rectangular planar shape composed of a short region and a long region, and the fitting portion is the long region or the short region. Both end portions (excluding corners where the long region and the short region intersect) are provided, and the operation unit is provided at the center of the long region or the center of the short region. Furthermore, it is preferable as a specific means for solving the problem that the container main body has a sticking seat portion of a sealing material for preventing contact between the contents and the outside air on an upper inner wall surface of the peripheral wall of the main body. .

  According to the cup-type container with a lid configured as described above, the lid body can be firmly attached to the container body via the fitting portion, and the lid body does not inadvertently come off. It is possible to release the linkage between the lid and the container body simply by pushing out the leg from the recess, and the lid can be easily removed with a relatively weak force (the lid can be removed with one hand) .

It is the external appearance perspective view (partial cross section display) which showed typically the embodiment of the cup type container with a lid according to the present invention with the principal part enlarged view. It is the enlarged view which showed other embodiment of the cup-shaped container with a lid according to this invention about the principal part.

Hereinafter, the present invention will be described more specifically with reference to the drawings.
FIG. 1 is an external perspective view (partially sectional view) schematically showing an embodiment of a cup-type container with a lid according to the present invention together with an enlarged view of a main part. In the cup-type container with a lid according to the present invention, the container body can be manufactured by thermoforming a synthetic resin sheet (plate material), and the lid can be manufactured by injection molding. The thickness of the lid is thicker than the thickness of the container body, and its rigidity is enhanced. The lid can be manufactured by thermoforming, and the thickness of the lid may be equal to or less than the thickness of the container body. For example, when fitting means such as undercut is applied as a fitting part to detachably fit the container body and lid, injection molding is applied to improve the undercut moldability. It is preferable to manufacture. Further, the molding method of the lid and the container body is not limited to thermoform molding and injection molding, and other molding methods may be adopted.

  Reference numeral 1 in FIG. 1 denotes a container body that forms a storage space for contents. The container body 1 is shown as an example of a substantially rectangular shape having a pair of long regions and a pair of short regions, and includes a bottom wall portion 1a and a main body peripheral wall standing at the edge of the bottom wall portion 1a. 1b, and a storage space for contents is formed inside.

  Reference numeral 2 denotes a lid that detachably fits with the upper open end 1b1 of the main body peripheral wall 1b of the container main body 1 to seal the content storage space. The lid body 2 is shown as an example of a substantially rectangular shape having a pair of long regions and a pair of short regions, similar to the container body 1, and covers the upper open end of the body peripheral wall 1 b of the container body 1. A ceiling wall 2 a and a lid peripheral wall 2 b that is suspended from the edge of the ceiling wall 2 a and forms the main body of the lid 2 are provided.

  Reference numeral 3 denotes a main body flange portion provided on the upper open end 1b1 of the main body peripheral wall 1b of the container main body 1 over the entire periphery thereof. The main body flange portion 3 is configured to extend horizontally toward the outside of the container main body 1.

  Reference numeral 4 denotes a lid flange provided at the lower end of the lid peripheral wall 2b of the lid 2 over the entire circumference thereof. The lid flange portion 4 is fitted to the main body flange portion 3 of the container main body 1 when the lid body 2 is attached to the container main body 1, and has a long region at the boundary with the lid peripheral wall 2 b of the lid body 2. The leg portion 4a bulging downward and the leg portion 4a 'connected to the leg portion 4a and bulging downward in the short region are provided. Here, the leg portions 4a and 4a 'are shown by way of example as U-shaped cross-sections formed with grooves 4a1 and 4a1' that open upward, but the cross-sectional shapes of the leg portions 4a and 4a ' Can be variously modified and is not limited to the illustrated one. A bent portion 4 b that is bent toward the side where the tip of the main body flange portion 3 is located is provided at the tip of the lid flange portion 4. In the opening operation of the lid body 2, the leg portions 4a and 4a 'are basically not elastically deformed.

  Reference numeral 5 denotes a recess disposed at the boundary between the main body flange portion 3 and the main body peripheral wall 1b in the entire long region. The concave portion 5 allows the leg portion 4a to be pushed in and pushed out, and is constituted by a bent piece whose end portion is integrally connected to the upper open end 1b1 of the body peripheral wall 1b.

  The recess 5 has a recess bottom wall 5a inclined downward from the upper open end 1b1 of the peripheral wall 1b in the radial direction and an inclination inclined radially inward from the outer edge of the recess bottom wall 5a. And the opening width L of the space defined by the recess bottom wall 5a and the inclined wall surface 5b is gradually enlarged toward the opening end 5c to enable smooth extrusion of the leg portion 4a. (Refer to the enlarged view of the main part in FIG. 1). As the inclined wall surface 5b, a V-shaped one (tapered one) can be applied to the bottom wall 5a of the recess, but any method can be used as long as the leg 4a can be pushed out of the recess 5. Any shape can be applied and is not limited to the illustrated one.

  Furthermore, 6 is a fitting part provided between the leg part 4a and the recessed part 5 in the both ends of a elongate area | region. The fitting portion 6 includes a lid convex portion 6a provided on the outer surface of the leg portion 4a, and a main body convex portion 6b configured by an inner surface portion of an inclined wall surface 5b facing the lid convex portion 6a from above. The undercut which is detachably linked by applying the elastic deformation of at least one of the leg portion 4a and the concave portion 5 to the lid convex portion 6a and the main body convex portion 6b is applied. In addition, you may comprise the main-body convex part 6b by the processus | protrusion which protrudes in radial direction from the inclined wall surface 5b.

  As the fitting portion 6, the lid body 2 and the container body 1 are linked by pushing the leg portion 4 a into the recess 5, and the linkage between the lid body 2 and the container body 1 is released by pushing the leg portion 4 a from the recess 5. Any other means can be applied as long as it is, and it is not limited to undercutting.

  Reference numeral 7 denotes an operation unit that releases the linkage between the lid 2 and the container body 1. Here, the operation part 7 is shown in the case where it is provided at the center part (between the pair of fitting parts 6) of the long region of the lid flange part 4 of the lid 2. In the operation unit 7, a finger is applied to the bent portion 4b of the lid flange portion 4, and the lid flange portion 4 is pressed in the direction A in the drawing, that is, toward the lid peripheral wall 2b of the lid body 2 by the leg portion. 4a will be pushed out from the recessed part 5 to the B direction in the figure. When pressing the lid flange portion 4 in the operation portion 7, the concave portion 5 is basically not elastically deformed, and the bent portion 4 b of the lid flange portion 4 contacts the distal end portion of the main body flange portion 3. It is set to a dimension that does not. Further, a gap e is provided in the vertical direction between the lid flange portion 4 (portion positioned outward from the leg portion 4a) and the main body flange portion 3 (portion positioned outward from the recess 5). Thus, mutual contact at the time of pressing the operating portion 7 by the vertical gap e is avoided so as not to impair operability. Note that the vertical gap e is not necessarily provided.

  The operation unit 7 can also be provided on the lid peripheral wall 2 b of the lid 2. For example, the cover body peripheral wall 2b is recessed inward at a portion including the central portion of the long region of the cover body 2 to provide a pair of recess portions 7a. The fitting portion 6 can be released by pushing one or both of the hollow portions 7a toward the facing lid peripheral wall 2b using the pair of hollow portions 7a as the operation portion 7. When the operation part 7 is comprised in the hollow part 7a, a press position becomes clear and there exists an advantage which can improve the visibility at the time of removing the cover body 2. FIG. In the case where the operation portion 7 is provided on the lid flange portion 4, it is preferable to add a pattern or a character to the operation portion 7 itself by engraving or coloring, whereby the visibility of the pressed position can be improved.

  Reference numeral 8 denotes a sticking seat portion of a sealing material provided over the entire circumference of the upper inner wall surface of the main body peripheral wall 1b of the container main body 1. After the contents are filled in the storage space, contact between the contents and the outside air can be avoided by arranging a sealing material on the upper surface of the contents and sticking the edge to the sticking seat 8. As the sealing material, a laminate film having a high gas barrier property that is formed by laminating at least one synthetic resin film including an aluminum foil can be used.

  Further, 9 is a step portion provided at the boundary between the main body flange portion 3 and the main body peripheral wall 1b in a short region. The step portion 9 is composed of a step portion bottom wall 9a extending substantially horizontally and a step portion side wall 9b rising substantially vertically from the outer edge of the step portion bottom wall 9a. A leg portion 4a 'connected to the leg portion 4a provided in the long region is located at the boundary between the lid flange portion 4 and the lid peripheral wall 2b in the short region. The lower end of the leg portion 4a' Is in contact with the step bottom wall 9a of the step 9, and a gap d is provided between the outer wall of the leg 4a 'and the inner wall of the step side wall 9b.

  As described above, the cup-type container with a lid according to the present invention has a container body 1, a body flange portion 3, a lid body 2, and a lid body flange portion 4, each of which two opposing sides are formed of a short region and are opposed to each other. Particularly preferred is a rectangular planar shape with two sides each consisting of a long region. In this case, both ends of the short region or both ends of the long region excluding the corners where the short region and the long region intersect. It is preferable that the fitting portion 6 is provided in the portion, and the operation portion 7 is provided between the fitting portions 6, particularly in the central portion of the short region or the central portion of the long region. In addition, when the fitting part 6 is provided in the both ends of a short area, the operation part 7 is provided in the center part of a short area, and the fitting part 6 is provided in the both ends of a long area In this case, the operation unit 7 is provided at the center of the long region.

  As described above, the procedure for removing the lid 2 attached to the container body 1 is as follows. In the operation portion 7, a finger is applied to the bent portion 4 b of the lid flange portion 4, and the lid flange portion 4 is attached to the lid 2 of the lid body 2. It may be pressed toward the body peripheral wall 2b, or one or both of the recesses 7a may be pressed toward the facing peripheral wall 2b. To attach the lid 2 to the container main body 1, the main body flange 3 The lid flange portion 4 is overlapped with each other, and the lid body 2 is pushed toward the container main body 1, and the lid convex portion 6a and the main body convex portion 6b of the fitting portion 6 are linked by this pushing. .

  In the present invention, the case where the recess 5 is provided in the container body 1 and the leg 4a and the operation part 7 are provided in the lid 2 has been described. However, the recess 5 is provided in the lid 2 and the leg 4a and the operation part 7 are provided. You may provide in the container main body 1. FIG.

  FIG. 2 is an enlarged view showing the main part of another embodiment of a cup-type container with a lid according to the present invention (the same cross section as the main part enlarged view located in the central part of FIG. 1 is shown).

  In the cup-shaped container with a lid having such a configuration, when the lid flange portion 4 is pressed in the direction A in the figure by the operation portion 7, the bent portion 4 b provided at the distal end portion of the lid flange portion 4 is the main body of the container body 1. The leg portion 4a is pushed out by pressing the flange portion 3 and elastically deforming the inclined wall surface 5b of the concave portion 5 in the direction C in the figure to narrow the open width L. According to this, with a smaller force Therefore, the lid 2 can be removed. In this extrusion, the outer wall portion 4a2 connected to the lid flange portion 4 of the leg portion 4a may be elastically deformed so as to fall toward the lid peripheral wall 2b of the lid body 2 or may not be elastically deformed. .

  As long as the shape of the container is a configuration in which the fitting portion is released by pressing of the operation portion, the external shape such as a circle, an ellipse, and a polygon is not limited. However, it is preferable to provide a fitting part on both sides of the operation part. Further, in the embodiment of the present invention, the description has been made on the assumption that the main body flange portion 3 and the lid flange portion 4 are provided, but the main body flange portion 3 and the lid flange portion 4 are either one or both. May be omitted while leaving the recess 5, the leg 4a, and the leg 4a '.

  According to the present invention, it is possible to provide a cup-type container with a lid that allows a lid to be securely attached to a container body and that can be removed from the container body with a relatively weak force.

DESCRIPTION OF SYMBOLS 1 Container main body 1a Bottom wall part 1b Main body surrounding wall 1b1 Upper open end 2 Lid 2a Top wall 2b Lid peripheral wall 3 Main body flange part 4 Lid body flange part 4a Leg part 4a 'Leg part 4a1 Groove part 4a1' Groove part 4a2 Outer side wall part 5 Concave part 5a Concave bottom wall 5b Inclined wall surface 5c Open end 6 Fitting part 6a Lid convex part 6b Main body convex part 7 Operation part 7a Recessed part 8 Sticking seat part 9 Step part 9a Step part bottom wall 9b Step part side wall e Vertical direction Gap d gap

Claims (5)

A container main body having a bottom wall portion and standing at the edge of the bottom wall portion to form a storage space for contents inside the main body peripheral wall, and detachably fit to the upper open end of the main body peripheral wall A cup-type container with a lid provided with a lid for sealing the space,
Provided at the upper open end of the peripheral wall of the main body is a main body flange portion extending outward over the entire circumference of the upper open end;
The lid body is provided with a lid flange portion that fits the body flange portion,
The lid flange portion has a leg portion at the boundary with the peripheral wall of the lid that forms the main body portion of the lid,
The main body flange portion has a concave portion that allows the leg portion to be pushed in and pushed out at a boundary with the peripheral wall of the main body,
The lid and the container main body are linked with each other by pushing the leg into the concave portion between the leg and the concave portion, and the lid and the container main body by pushing the leg from the concave portion. A cup with a lid, characterized in that at least one fitting portion for releasing the linkage is provided, and an operation portion for releasing the linkage between the lid body and the container body is provided at at least one position of the lid body. Mold container.   The cup-shaped container with a lid according to claim 1, wherein the concave portion has an inclined wall surface that gradually increases an opening width toward an open end to induce smooth extrusion of the leg portion.   The cup-shaped container with a lid according to claim 1, wherein the concave portion is formed of a bent piece having a V shape.   The container body and the lid body have a rectangular planar shape composed of a short region and a long region, and the fitting portions are provided at both ends of the long region or the short region, The cup-shaped container with a lid according to any one of claims 1 to 3, wherein the operation portion is provided at a central portion of the long region or a central portion of the short region.   The said container main body has the sticking seat part of the sealing material which avoids a contact with the said content and external air in the upper inner wall surface of the said main body surrounding wall, The any one of Claims 1-4 characterized by the above-mentioned. The cup-shaped container with a lid described.

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