JP3075419U - Two-stage lunch box - Google Patents

Abstract

(57) [Summary] [Problem] To provide a smart lunch box with excellent portability, which is composed of upper and lower two-stage containers for staple food and side food, and after meals, the lower container can be stored in the upper container. It is to be. SOLUTION: A pair of projecting pieces 7, 8 and 9 are provided at left and right symmetrical positions of an upper container 2 and a lower container 3 having lids 4a and 4b and container bodies 5a and 5b, respectively. Are formed so as to engage with the projecting pieces 7 and 8, and a flap 15 is fitted into the projecting pieces 7 and 8 from the outside of the engaging portion 14, and the upper container 2 and the lower container 3 are fitted.
When these are stacked, these containers can be easily fixed, and after meals, the lower container 3 is stored in the upper container 2 so that they can be easily fixed in one step. Thereby, it is excellent in portability that can be carried stably,
Moreover, the two-stage lunch box 1 that is smart in appearance has been realized.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 This invention relates to a highly portable lunch box which is composed of two-tiered containers for staple food and side foods, and after meals, one container can store the other container and combine them into one.

[0002]

[Prior art]

 Lunch boxes that carry food for lunch and other meals on the go, such as during daily work and holidays, have traditionally been single-stage, single-stage, with space for staple food and side dishes. It is also known to put things and these foods in separate containers, and they are usually made of plastics or corrosion-resistant metals such as aluminum. It has been common practice to wrap these containers in sheet-like cloth to form a knot and make them easy to carry.Recently, in order to make them easier to carry, they have been fixed and suspended. The band and the case which also serve as the attachment are devised.

It is also known to reduce the bulk by stacking containers for staple food and auxiliary food in two layers, and after meals, usually storing the upper container in the lower container.

[0004]

[Problems to be solved by the invention]

 However, the lunch box is required to be highly portable so that it can be carried on the road, and it is not very smart to wrap the cloth with a knot or tie it with a band. May lack stability.

The two-stage lunch box is usually a hinge type fastener attached to both sides of the lid of the upper container, and the upper container is slightly smaller in order to fix the upper and lower containers. It is more convenient to make it on the eyes, and a method is adopted in which the upper container is housed in the lower container to form one stage. For this reason, remove the lid of the lower container and store the upper container, place the removed lid on the upper container, and secure it with the lid of the upper container from above. It takes time and effort. Further, the fastener attached to the lid of the upper container slightly protrudes to both sides, which is not preferable in appearance.

[0006] Therefore, the problem of this invention is that it consists of two-stage containers for staple food and auxiliary food, and after meals, the lower container can be housed in the upper container to make it one-stage, and it is excellent in portability. Is to provide a smart lunch box.

[0007]

[Means for Solving the Problems]

 In order to solve the above problems, the present invention employs the following configuration. That is, the container comprises an upper container, a lower container, a flap for connecting and fixing these two containers, and a handle for carrying. The upper container has a container body and a lid. A pair of protruding pieces are provided so as to be vertically opposed when the lid is fitted into the container body, and the lower container is large enough to fit in the upper container body. And a pair of projecting pieces at symmetrical positions on the side surface of the container body so as to face the pair of projecting pieces of the upper container body when the upper containers are stacked. The handle is formed so that both ends thereof are engaged with a lid of the upper container and a pair of projecting pieces of the container main body when the upper container is stacked on the lower container, and the lower container is attached to the upper container. When stored, upper container lid and lower The flap is formed so as to engage with each pair of projecting pieces of the container body, and the flap is fitted into each of the projecting pieces from the outside of the engaged handle to fix the upper container and the lower container. It was.

In this manner, the stacked upper and lower two-stage containers for the main food and the auxiliary food are thinly connected by a thin plate-like connecting member from the outside of the handle engaged with each of the projecting pieces. A certain flap can be fitted and fixed easily. In addition, since the fixing portion using the flap is provided at the symmetrical position of each of the containers, it is possible to realize a highly portable lunch box that can be stably carried. The flap and handle can be easily removed for meals.

In addition, the flap is a thin flat plate, and the amount of protrusion of the protruding piece is very short, so that there is little protrusion to the side of each container, and portability is not impaired. The top is also smart.

[0010] Furthermore, after the meal, the lower container is stored in the upper container so that the two-stage container can be reduced to one stage, so that it is not bulky and the lunch box can be easily taken out.

It is preferable that the lower container is housed in the upper container because it does not require much work in opening and closing the lid and in terms of the balance between the sizes of the upper and lower containers. From.

[0012] The upper container and the lower container can be stacked by fitting in a concave and convex manner. In this case, the upper container and the lower container can be easily fitted together, and these containers can be stably stacked.

The flap has an upper opening that fits into a protruding piece of the upper container when the upper container and the lower container are stacked, and a lower opening that fits into a protruding piece of the lower container body. By providing an intermediate opening to be fitted into each protruding piece of the upper container and the lower container body when the lower vessel is stored in the upper container, and fitting these openings into the respective protruding pieces, the upper container And the lower container can be fixed.

[0014] According to this configuration, when the lower container is stacked on the upper container to form two tiers, or when the lower container is accommodated in the upper container to form one tier, it is easily fixed with one type of flap. This is extremely convenient because there is no need to change flaps.

The lid can be hermetically fitted to the lower container main body, and a tab for opening the lid protruding from a contact surface between the lid and the container main body can be formed at a corner of the lid.

Since the side food generally has a large amount of juice, it is necessary to fit the lid to the container body in a sealable manner. As described above, since the lower container is stored in the upper container, it is more convenient to put the side food in the lower container in terms of opening and closing the lid when storing. Thus, by forming the tab on the lid, the lid of the lower container fitted in a sealable manner can be opened without any trouble.

[0017]

[Embodiment of the invention]

 An embodiment of the present invention will be described below with reference to FIGS. 1A and 1B show a two-stage lunch box 1 according to an embodiment of the present invention. FIG. 1A shows a state in which an upper container 2 and a lower container 3 are stacked in two stages. The upper container 2 includes a lid 4a and a container body 5a, and the lower container 3 similarly includes a lid 4b and a container body 5b. FIG. 1B shows a state in which the lower container 3 is stored in the upper container 2 to form a single stage. In order to facilitate the storage of the lower container 3 in the upper container 2, the side walls of these containers are all formed with a slight downward slope.

FIG. 2 shows a process of converting the stored state shown in FIG. 1B into a usable state. The stored lower container 3 is taken out of the upper container 2 and The upper container 2 is stacked on the lower container 3.

A narrow flange 6a is formed on the periphery of the lid 4a of the upper container 2, and a pair of protruding pieces 7 are provided at symmetrical positions of the flange 6a, and the tips are bent upward. . Similarly, a narrow flange 6b is formed around the upper part of the side surface of the upper container body 5a, and a pair of projecting pieces 8 are provided at symmetrical positions of the flange 6b. I have. The flanges 6a and 6b abut when the lid 4a is fitted to the container body 5a, and the protruding pieces 7 and 8 provided on the flanges 6a and 6b, as shown in FIGS. 3 (a) and 3 (b). , Up and down.

Similarly, the lower container 3 also includes a lid 4b and a container main body 5b formed in a size that can be accommodated in the upper container main body 5a, and a narrow flange 6d is formed around an upper side surface of the container main body 5b. A pair of projecting pieces 9 are provided at symmetrical positions of the flange 6d, and the distal ends thereof are bent downward. When the lid 4b is fitted to the container body 5b, the flange 6d comes into contact with the narrow flange 6c formed on the peripheral edge of the lid 4b (see FIGS. 3A and 3B). Further, a tab 10 for opening the lid is formed at the corner of the flange 6c of the lid 4b so as to protrude from the surface where the lid 4b and the container body 5b are in contact with each other.

As shown in FIG. 3A, a protruding portion 11 a is formed over the entire periphery near the periphery of the bottom surface of the upper container body 5 a, and the upper surface of the lid 4 b of the lower container 3 A concave portion 12 (see FIG. 2) is formed over the entire surface up to the vicinity, and by fitting the convex portion 11a into the concave portion 12, the upper container 2 is stacked on the lower container 3 as shown in FIG. Can be stacked. In this state, as shown in FIG. 3B, the pair of projecting pieces 9 provided on the lower container body 5b correspond to the pair of projecting pieces 8 formed on the upper container body 5a. The pair of protruding pieces 9 and the protruding pieces 7, 8 provided on the upper lid 4a and the container body 5a are vertically aligned. In addition, on the bottom surface of the lower container main body 5b, a projection 11b is formed on the entire periphery near the periphery thereof so as to be easily placed on a table or the like.

As shown in FIGS. 3A and 3B, engaging portions 14 are formed at both ends of a handle 13 for lowering the launch box 1. An opening 14a is formed for fitting into the protruding piece. When the upper container 2 and the lower container 3 are stacked, as shown in FIGS. 3A and 3C, the opening 14a of the engaging portion 14 is provided in the lid 4a of the upper container 2 and the container main body 5a. When the lower container 3 is accommodated in the upper container 2 and the lower container 3 is stored in the upper container 2, the opening 14 a is provided in the lid 4 a of the upper container 2 as shown in FIG. The projecting piece 7 and the projecting piece 9 provided on the container body 5b of the lower container 3 are fitted.

The flap 15, which is a thin flat connecting member made of plastic for fixing the upper container 2 and the lower container 3, has three openings 16 a, 16 b, and 16 c formed therein. With the container 3 stacked, the upper opening 16a is fitted into the lid 4a of the upper container 2 and the pair of projecting pieces 7, 8 provided on the container body 5a with the engagement portions 14 at both ends of the handle 13. The upper container 2 and the lower container 3 are fixed by fitting the lower opening 16c into the pair of projecting pieces 9 of the lower container main body 5b. It is fixed to the container 2. In a state where the lower container 3 is stored in the upper container 2, the intermediate opening 16 b is connected to the lid 4 a of the upper container 2, the pair of projecting pieces 7 and 8 provided in the container main body 5 a, and the lower container main body 5 b. The lower container 3 and the upper container 2 housed therein are fixed to the pair of projecting pieces 9 provided from the outside where the engaging portions 14 at both ends of the handle 13 are fitted, and the handle 3 is simultaneously fixed. 13 is also fixed at both ends. The bent portion formed at the tip of each of the projecting pieces serves to prevent detachment when the flap 15 is fitted.

The embodiment of the present invention is configured as described above, and its operation will be described below.

As shown in FIG. 2, the stored lower container 3 is taken out of the upper container 2 and placed under the upper container 2, and these containers are moved from the storage state shown in FIG. Can be stacked and used.

The lid 4a, the container main body 5a, and the lower container main body 5b of the upper container 2 are provided with the pair of projecting pieces 7, 8, and 9 at symmetrical positions, respectively, as described above. Then, the engaging portions 14 at both ends of the handle 13 are fitted into the projecting pieces 7 and 8, and the flaps 15 are fitted into the projecting pieces 7, 8 and 9 from the outside thereof, so that the upper container 2 and The lower container 3 can be fixed and the handle 13 can be easily engaged at the same time. Since the fixing portion by the flap 15 is provided at the symmetrical position of each of the above-mentioned containers, it is possible to realize a highly portable lunch box 1 that can be stably carried. When necessary, the handle 13 and the flap 15 can be easily removed.

The flap 15 has a thin flat plate shape, and the projecting pieces 7, 8, and 9 have a very short projecting amount, so that the upper container 2 and the lower container 3 have a small amount of protrusion to the side. There is no loss of sex. Furthermore, it is smart in appearance.

After the meal, the lower container is stored in the upper container so that the two-stage container can be reduced to one stage, so that it is not bulky and the lunch box can be easily taken out.

As shown in FIG. 3 (b), the convex and concave portions 11 a formed on the bottom surface of the upper container 2 are fitted into the concave portions 12 formed on the upper surface of the lid 4 b of the lower container 3. Thereby, these containers can be easily and stably stacked.

After the meal, the lower container 3 can be housed in the upper container 2 so that the lunch box can be taken out easily without being bulky.

[0031] When the lunch boxes are stacked in two tiers or when they are stored in one tier, they can be fixed with one type of flap, so there is no need to replace the flaps, which is extremely convenient.

In order to store the lower container 3 in the upper container 2, the lid 4a of the upper container 2 needs to be relatively loosely fitted with the container body 5a so that the lid 4a can be easily opened and closed. On the other hand, by-products generally contain a large amount of juice, so that it is necessary to fit the lid tightly and tightly to the container body. For this reason, it is more convenient to put the side food in the lower container 3 in terms of opening and closing the lid when storing. By forming the tab 10 on the lid 4b in this manner, the lid of the lower container 3 fitted in a sealable manner can be opened without any trouble.

[0033]

[Effect of the invention]

 As described above, according to the present invention, the flap enables the upper container and the lower container to be stacked in two layers, and to be easily fixed in a state where the handle for carrying is engaged. Can be easily fixed in one stage by storing the lower container in the upper container. As a result, it is possible to realize a two-stage lunch box that can be stably carried, is not bulky at the time of taking it home, is excellent in portability, and is smart in appearance.

[Brief description of the drawings]

FIG. 1A is a perspective view showing a stacked state of a two-stage lunch box according to an embodiment of the present invention; FIG.

FIG. 2 is an exploded perspective view of the same two-stage lunch box.

FIG. 3 (a) is a side view showing the state of attachment of a flap and a handle of the above-described two-stage lunch box. FIG. 3 (b) is a front view of the same. Front view

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Two-stage lunch box 2 Upper container 3 Lower container 4a, 4b Lid 5a, 5b Container main body 6a, 6b, 6c Flange 7, 8, 9 Projection piece 10 Tab 11a, 11b Convex part 12 Concave part 13 Handle 14 Engagement part 14a opening 15 flap 16a, 16b, 16c opening

Claims (4)

[Utility model registration claims] 1. An upper container, a lower container, a flap for connecting and fixing these two containers, and a handle for carrying, the upper container having a container body and a lid, A pair of projecting pieces are provided at the left and right symmetrical positions of the side surface of the container body and the peripheral edge of the lid so as to face up and down when the lid is fitted into the container body, and the lower container is attached to the upper container body. It has a container main body and a lid formed in a size that can be accommodated, and a pair of protruding pieces are opposed to a pair of protruding pieces of the upper container main body when the upper container is stacked at left and right symmetric positions on the side surface of the container main body. The handle is formed so that both ends thereof are engaged with a lid of the upper container and a pair of projecting pieces of the container main body when the upper container is stacked on the lower container, and the lower container is attached to the upper container. When storing the upper container lid and lower The flap is formed so as to engage with each pair of projecting pieces of the container body on the side, and the flap is fitted into each of the projecting pieces from the outside of the engaged handle to fix the upper container and the lower container. A two-stage lunch box. 2. The two-stage lunch box according to claim 1, wherein the upper container and the lower container are stacked by fitting in an uneven manner. 3. An upper opening that fits into a projecting piece of the upper container and a lower opening that fits into a projecting piece of the lower container body when the upper container and the lower container are stacked on the flap. Are provided with an intermediate opening which is fitted into each protruding piece of the upper container and the lower container body when the lower container is stored in the upper container, and these openings are fitted into the respective protruding pieces to form the upper container. The two-stage lunch box according to claim 1 or 2, wherein the lower container and the lower container are fixed. 4. The lid according to claim 1, wherein said lid is hermetically fitted to said lower container body, and a lid opening tab protruding from a contact surface between said lid and said container body is formed at a corner of said lid. The two-stage lunch box according to any one of 1 to 3.