Storage container with feet

The storage container design addresses leg-spreading difficulties by using a frame-shaped leg structure with a notch for easy manual operation, ensuring correct leg-opening without lifting or turning, and improving usability.

JP7702745B2Active Publication Date: 2025-07-04SANKA CO LTD
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Patent Information

Application Number
JP2023090081
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-05-31
Publication Date
2025-07-04
Estimated Expiration
2043-05-31

AI Technical Summary

Technical Problem

Existing storage containers with collapsible legs, such as laundry baskets, face difficulties in leg-spreading operations due to hidden legs, requiring lifting or turning upside down for visibility, and misoperations occur when opening legs in a specific order.

Method used

A storage container design with a frame-shaped bottom outer peripheral leg and rotatable lifting legs, featuring a U-shaped frame body with differently sized legs and a leg-opening operation notch, allowing easy manual operation without lifting or turning, and preventing misoperations by visually guiding the user to open the larger leg first.

Benefits of technology

Facilitates easy and correct leg-opening operations without lifting or turning the container, effectively utilizing space and preventing incorrect leg-opening sequences, enhancing usability and practicality.

✦ Generated by Eureka AI based on patent content.

Smart Images

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Patent Text Reader

Abstract

To provide a storage container with legs that can be switched to a bulking use mode and that makes it difficult to mishandle the leg opening procedure of the left and right bulking legs when switching.SOLUTION: The storage container has a framed bottom circumferential leg 2 at the bottom periphery of a storage body 1 and has two rotatable bulking legs 3 at two places on either side within the bottom circumferential leg 2. The left and right bulking legs 3 can be switched between a normal use mode A, in which the left and right bulking legs 3 are contained within the bottom circumferential leg 2 so that the bottom circumferential leg 2 is grounded, and a bulking use mode B, in which the left and right bulking legs 3 project downward from the bottom circumferential leg 2 and are opened so that the bulking legs 3 are grounded. The bottom circumferential leg 2 is provided with a notch 6 for operating the opening leg at the part where front and rear hanging leg rods 4 of one large bulking leg 3A are facing when the left and right bulking legs 3 are placed within the bottom circumferential leg 2.SELECTED DRAWING: Figure 4
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Description

Technical Field

[0001] The present invention relates to a household storage container with legs, such as a laundry basket.

Background Art

[0002] For this type of household storage container, for example, when used as a laundry basket, there has been proposed one provided with a pair of foldable legs for lifting so that laundry can be taken out without burdening the knees or waist (see Patent Document 1).

[0003] Specifically explaining this Patent Document 1, while a frame-shaped bottom outer peripheral leg is vertically provided on the outer peripheral portion of the bottom of an upper opening-shaped storage body, at two locations on the left and right within the bottom outer peripheral leg of the storage body bottom, legs for lifting are rotatably provided. By folding and rotating the left and right legs for lifting upward and storing them within the bottom outer peripheral leg along the bottom of the storage body, the bottom outer peripheral leg comes into contact with the ground and the storage body is disposed in a low position in the normal use mode. And from this normal use mode, by rotating the left and right legs for lifting downward and protruding them below the bottom outer peripheral leg to open the legs, the opened legs for lifting come into contact with the ground and the storage body is disposed in a high position in the lifted use mode, and it is configured to be able to switch between and properly use these two modes (By selecting the lifted use mode, it becomes possible to easily take out the stored items (such as laundry) in the storage body without greatly bending the knees or waist.).

Prior Art Documents

Patent Documents

[0004]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0005] In a structure having collapsible and spreadable legs for lifting as in Patent Document 1 above, when attempting to perform a leg-spreading operation with the opening of the storage body facing upward, since the left and right legs for lifting are hidden by the outer peripheral legs at the bottom, the appearance in the normal usage mode is good, but the leg-spreading operation is difficult. Although the leg-spreading operation becomes easier if the storage body is lifted high to check the bottom (legs for lifting) from below or if the storage body is turned upside down to check the bottom (legs for lifting), it was troublesome to always lift or turn the storage body upside down.

[0006] Also, the left and right legs of Patent Document 1 are formed into a U-shaped frame body composed of a pair of hanging leg rods that are rotatably pivoted at the upper ends to the bottom of the storage body and a bridging rod installed between the lower ends of the front and rear hanging leg rods. Moreover, one of the left and right legs for lifting is configured as a large leg for lifting with a front-to-rear width larger than that of the other leg for lifting. When the left and right legs for lifting are folded and rotated upward and stored inside the outer peripheral legs at the bottom, the front and rear hanging leg rods of the other leg for lifting are arranged inside the front and rear hanging leg rods of one large leg for lifting. At the same time, the upper ends of the front and rear hanging leg rods of the other leg for lifting are pivotally attached to the bottom of the storage body surrounded by the front and rear hanging leg rods and the bridging rod of one large leg for lifting. That is, by making the left and right legs for lifting U-shaped frames and having different sizes for each, the other leg for lifting can be folded inside one leg for lifting, effectively utilizing the narrow bottom space of the storage body.

[0007] However, because such a leg-folding structure is adopted, when attempting to perform a leg-spreading operation from the normal usage mode (leg-folded state), if the other (smaller) leg for lifting is first rotated downward to spread the legs, then when attempting to rotate the one (larger) leg for lifting downward subsequently, the bridging rod of this one leg for lifting hits the other leg for lifting (the upper part of the hanging leg rod) and gets into a situation where it cannot rotate and move.

[0008] That is, when performing the leg-opening operation of the left and right lifting legs, it is necessary to first open one (large-sized) lifting leg and then open the other lifting leg. If this procedure is not followed, both legs cannot be opened. Additionally, if the other (small-sized) lifting leg is mistakenly opened first, this other lifting leg must be returned to its original folded state, and then the opening operation must be performed again in the order of the one lifting leg and the other lifting leg, which is very troublesome.

[0009] The present invention discovers such problems and attempts to solve them. With the leg-folding structure that effectively utilizes the narrow space at the bottom of the storage body remaining as it is, one of the lifting legs can be seen through the notch for the leg-opening operation in a state where the left and right lifting legs are in a folded state. Without lifting the storage body upward or turning it upside down, one of the lifting legs can be easily opened through this notch for the leg-opening operation, thereby effectively preventing misoperations. The present invention provides a storage container with legs.

Means for Solving the Problem

[0010] The gist of the present invention will be described with reference to the accompanying drawings.

[0011] A frame-shaped bottom outer peripheral leg 2 is vertically provided on the outer peripheral portion of the bottom of the upper-opening storage body 1. At two locations on the left and right within the bottom outer peripheral leg 2 of the bottom of the storage body 1, lifting legs 3 are rotatably provided. By folding and rotating these left and right lifting legs 3 upward and placing them along the bottom of the storage body 1 and storing them within the bottom outer peripheral leg 2, the bottom outer peripheral leg 2 touches the ground and the storage body 1 is disposed at a low position in the normal use mode A. And from this normal use mode A, by rotating the left and right lifting legs 3 downward and protruding them below the bottom outer peripheral leg 2 to open the legs, the opened lifting legs 3 touch the ground and the storage body 1 is disposed at a high position in the lifted use mode B. It is configured to be switchable. The left and right lifting legs 3 are formed into a U-shaped frame body composed of a pair of front and rear hanging legs 4 whose upper ends are pivotally attached to the bottom of the storage body 1 in a rotatable manner, and a bridging rod 5 installed between the lower ends of the front and rear hanging legs 4. At the same time, One of the left and right lifting legs 3A is configured as a large lifting leg 3A whose front-rear width is larger than the front-rear width of the other lifting leg 3B on the left and right. When the left and right lifting legs 3 are folded and rotated upward and stored in the bottom outer peripheral leg 2, the front and rear hanging legs 4 of the other lifting leg 3B are arranged inside the front and rear hanging legs 4 of one large lifting leg 3A. At the same time, the upper ends of the front and rear hanging legs 4 of the other lifting leg 3B are pivotally attached to the bottom of the storage body 1 surrounded by the front and rear hanging legs 4 and the bridging rod 5 of one large lifting leg 3A. It is a storage container with legs, When the left and right lifting legs 3 are folded and rotated upward and stored in the bottom outer peripheral leg 2, the bottom outer peripheral leg 2 is provided with a leg-opening operation notch 6 at a position where the front and rear hanging legs 4 of one large lifting leg 3A face or at a position where the bridging rod 5 of one large lifting leg 3A faces. Through this leg-opening operation notch 6, one large lifting leg 3A that is stored in the bottom outer peripheral leg 2 and is located outside the other lifting leg 3B can be rotated downward by hand for leg-opening operation. It relates to a storage container with legs, characterized in that.

[0012] In addition, a horizontally long leg-opening operation notch 6 is provided on the long side of the bottom outer peripheral leg 2, and at a position visible from this horizontally long leg-opening operation notch 6, the hanging leg 4 of the one large lifting leg 3A that is folded and rotated upward and stored in the bottom outer peripheral leg 2 is arranged. It relates to the storage container with legs according to claim 1, characterized in that.

[0013] Further, in the large-heightening leg portion 3A on one side, when it is folded and pivotally moved upward and stored in the bottom outer peripheral leg portion 2, a finger hook portion 7 that faces the leg-opening operation notch portion 6 when stored is provided on the hanging leg rod 4. The present invention relates to a storage container with legs according to any one of claims 1 and 2, characterized in that.

[0014] Further, the finger hook portion 7 is formed on a long convex strip along the length direction of the hanging leg rod 4. The present invention relates to a storage container with legs according to claim 3, characterized in that.

Effects of the Invention

[0015] Since the present invention is configured as described above, it has a leg folding structure that effectively utilizes the narrow space at the bottom of the storage body. In the normal use mode where the bottom outer peripheral leg portion is grounded and the storage body is disposed at a low position, and from this normal use mode, the left and right heightening leg portions are pivotally moved downward to protrude downward from the bottom outer peripheral leg portion and the legs are opened. By switching to the heightening use mode in which the opened heightening leg portions are grounded and the storage body is disposed at a high position, when the left and right heightening leg portions are opened to enter the heightening use mode, first one large heightening leg portion is opened, and then the other heightening leg portion is opened. If the procedure of opening the other heightening leg portion is not followed, the left and right heightening leg portions cannot be opened simultaneously. However, when the left and right heightening leg portions are folded and pivotally moved upward and stored in the bottom outer peripheral leg portion, an opening operation notch portion is provided at a portion where the front and rear hanging leg rods of one large heightening leg portion face or at a portion where the erection rod of one large heightening leg portion faces. Therefore, the user can easily visually recognize the hanging leg rod of the large heightening leg portion on one side that should be opened first through the opening operation notch portion without lifting the storage body high upward or turning it upside down. Since the large heightening leg portion on one side that is stored in the bottom outer peripheral leg portion through the opening operation notch portion and is located outside the other heightening leg portion can be manually pivotally moved downward to perform the opening operation, it is possible to effectively prevent an incorrect operation such as opening the other heightening leg portion first, resulting in an extremely practical storage container with legs.

[0016] In addition, in the invention described in claim 2, it becomes a storage container with legs having a structure that is even more excellent in practicality, where one of the large lifting legs can be easily visually recognized through the notch for the leg-opening operation and can be easily operated by hand for leg-opening.

[0017] In addition, in the inventions described in claims 3 and 4, it becomes a storage container with legs having a structure that is even more excellent in practicality, where the finger of the hand inserted through the notch for the leg-opening operation can be hooked on the hooking portion to easily perform the leg-opening operation on one of the large lifting legs.

Brief Description of the Drawings

[0018]

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Modes for Carrying Out the Invention

[0019] The optimal embodiment of the present invention will be briefly described based on the drawings to show the operation of the present invention.

[0020] The storage container with legs of the present invention has a frame-shaped bottom outer peripheral leg portion 2 vertically provided on the outer peripheral portion of the bottom of the upper opening-shaped storage body 1, and this bottom outer peripheral leg portion 2 can be grounded. On the other hand, at two locations on the left and right within the bottom outer peripheral leg portion 2 of the bottom of the storage body 1, lifting legs 3 are rotatably provided. By folding and rotating the left and right lifting legs 3 upward and moving them along the bottom of the storage body 1 and storing them within the bottom outer peripheral leg portion 2, the bottom outer peripheral leg portion 2 is grounded and the storage body 1 is disposed at a low position in the normal use mode A. And from this normal use mode A, by rotating the left and right lifting legs 3 downward and moving them to protrude downward from the bottom outer peripheral leg portion 2 to open the legs, the opened lifting legs 3 are grounded and the storage body 1 is disposed at a high position in the lifted use mode B, and it can be switched and used.

[0021] Also, the left and right lifting legs 3 of the present invention are formed into a U-shaped frame body composed of a pair of front and rear hanging leg rods 4 whose upper ends are rotatably pivoted to the bottom of the storage body 1 in order to effectively utilize the narrow space at the bottom of the storage body 1, and a bridging rod 5 bridged between the lower ends of the front and rear hanging leg rods 4. And one of the left and right lifting legs 3A is configured as a large lifting leg 3A whose front-rear width is larger than the front-rear width of the other lifting leg 3B on the left or right. Further, when the left and right lifting legs 3 are folded and rotated upward and stored within the bottom outer peripheral leg portion 2, the front and rear hanging leg rods 4 of the other lifting leg 3B are disposed inside the front and rear hanging leg rods 4 of one large lifting leg 3A, and the upper ends of the front and rear hanging leg rods 4 of the other lifting leg 3B are pivoted to the bottom of the storage body 1 surrounded by the front and rear hanging leg rods 4 and the bridging rod 5 of one large lifting leg 3A.

[0022] That is, similar to Patent Document 1 above, when the present invention also sets the left and right lifting legs 3 in the opened state to the lifting use mode B, if the procedure of first opening one large lifting leg 3A and then opening the other lifting leg 3B is not followed, the left and right lifting legs 3 cannot be opened simultaneously. To prevent the other lifting leg 3B from being accidentally opened first, when the left and right lifting legs 3 are folded upward and pivotally moved into the bottom outer peripheral leg 2 and stored therein, the present invention provides an opening operation notch 6 at the position where the front and rear hanging legs 4 of one large lifting leg 3A face or at the position where the erection rod 5 of one large lifting leg 3A faces on the bottom outer peripheral leg 2.

[0023] Therefore, in the normal use mode A, similar to Patent Document 1, the left and right lifting legs 3 are hidden inside the bottom outer peripheral leg 2 in the present invention. However, since the hanging leg 4 or the erection rod 5 of one large lifting leg 3A can be visually recognized through the opening operation notch 6, the user can easily confirm the one large lifting leg 3A that should be operated first without lifting the storage body 1 high above or turning it upside down. Through this opening operation notch 6, one large lifting leg 3A (the hanging leg 4 or the erection rod 5 thereof) that is stored inside the bottom outer peripheral leg 2 and is located outside the other lifting leg 3B can be manually rotated downward and opened, effectively preventing the incorrect operation of opening the other lifting leg 3B first.

Embodiment

[0024] Specific embodiments of the present invention will be described with reference to the drawings.

[0025] This embodiment shows the case of applying to a laundry basket. A pair of left and right handles 8 are rotatably provided at the upper opening of the box-shaped storage body 1 with an upper opening. A frame-shaped bottom outer peripheral leg 2 is vertically provided at the outer peripheral part of the bottom of the storage body 1. Further, lifting legs 3 are rotatably provided at two left and right positions inside the bottom outer peripheral leg 2. Also, the storage body 1, the handle 8, and the lifting legs 3 are all made of synthetic resin and integrally molded.

[0026] Specifically, the storage body 1 of this embodiment is in a basket shape having a large number of small openings 9 on the peripheral wall as shown in FIGS. 1 and 2, and is configured as a container in a form in which the shape of the upper opening portion is substantially rectangular in plan view. The shape of the outer peripheral leg portion 2 at the bottom is also formed in a substantially rectangular frame shape in bottom view that synchronizes with the shape of the storage body 1. Reference numeral 10 in the figure is a handle hole that can be used for carrying. In this embodiment, the direction along the longitudinal direction of the upper opening portion of the storage body 1 is defined as the left-right direction of the storage body 1, and the direction along the short-side direction of the upper opening portion of the storage body 1 orthogonal to this is defined as the front-rear direction of the storage body 1, and the following description will be made based on this.

[0027] The handle 8 of this embodiment is composed of a substantially U-shaped rod-shaped body including a rod-shaped handle portion and rod-shaped arm portions continuously provided at right angles from both ends of the handle portion. The handle 8 is pivotally attached to two left and right positions of the upper opening portion of the storage body 1 via the arm portions so as to straddle the upper opening portion in the front-rear direction, and is configured to be selectively switched between a handle use state (see the imaginary line in FIG. 1) in which the handle portions are bundled together and a handle folded state (see FIG. 1) in which the left and right handles 8 are rotated and moved outward in opposite directions and laid down substantially horizontally.

[0028] The raising leg portion 3 of this embodiment is formed as a U-shaped frame rod-shaped body including a pair of front and rear rod-shaped hanging leg rods 4 whose upper ends are pivotally attached to the bottom of the storage body 1 in a rotatable manner, and a rod-shaped grounding erection rod 5 installed between the lower end portions of the front and rear hanging leg rods 4. The raising leg portion 3 is pivotally attached to two left and right positions of the bottom of the storage body 1 via the hanging leg rods 4. Reference numeral 11 in the figure is a grounding convex portion protruding (integrally formed) at the front and rear portions of the erection rod 5, and this grounding convex portion 11 contacts the ground surface in the raising use mode B described later.

[0029] Also, inside the bottom outer peripheral leg portion 2 at the bottom of the storage body 1, a front right shaft support (integrally formed), not shown in the figure, is provided on the front side of the right end, and a front left shaft support (integrally formed), not shown in the figure, is provided on the front side of the left end. On the other hand, corresponding to the positions of the front right shaft support and the front left shaft support, a rear right shaft support (integrally formed), not shown in the figure, is provided on the rear side of the right end of the bottom of the storage body 1, and a rear left shaft support (integrally formed), not shown in the figure, is provided on the rear side of the left end. The tips (upper ends) of the hanging leg rods 4 at both ends of the lifting leg portion 3 are pivotally attached to the front right shaft support and the rear right shaft support so as to be rotatable, respectively, and a lifting leg portion 3 (one lifting leg portion 3A) is provided on the right end side of the bottom of the storage body 1 so as to straddle the bottom in the front-rear direction. Also, the tips (upper ends) of the hanging leg rods 4 at both ends of the lifting leg portion 3 are pivotally attached to the front left shaft support and the rear left shaft support so as to be rotatable, respectively, and another lifting leg portion 3 (the other lifting leg portion 3B) is provided on the left end side of the bottom of the storage body 1 so as to straddle the bottom in the front-rear direction.

[0030] That is, one lifting leg portion 3A and the other lifting leg portion 3B are separately provided inside the bottom outer peripheral leg portion 2 at the bottom of the storage body 1 so as to be rotatable and movable. By folding and rotating the left and right lifting leg portions 3 upward and arranging them along the bottom of the storage body 1 and storing them inside the bottom outer peripheral leg portion 2, the bottom outer peripheral leg portion 2 is grounded and the storage body 1 is disposed in the low position in the normal use mode A. And from this normal use mode A, by rotating and moving the left and right lifting leg portions 3 downward so as to project downward and outward from the bottom outer peripheral leg portion 2 and incline slightly to open the legs, the grounded convex portions 11 of the opened lifting leg portions 3 are grounded and the storage body 1 is disposed in the high position in the lifting use mode B. It is configured to be switchable and usable.

[0031] Further, as shown in FIGS. 2, 3, and 5, the one leg portion 3A for raising and the other leg portion 3B for raising are configured such that the front-rear width (the front-rear opposing interval between the hanging leg rods 4 and the front-rear length of the erection rod 5) is different. That is, one of the leg portions 3A for raising, either on the left or right side, is configured as a large leg portion 3A for raising with a front-rear width larger than that of the other leg portion 3B for raising on either the left or right side. When the left and right leg portions 3 for raising are folded and pivotally moved upward and stored in the bottom outer peripheral leg portion 2, as shown in FIGS. 2 and 3, the front and rear hanging leg rods 4 of the other leg portion 3B are arranged without contacting the inside of the front and rear hanging leg rods 4 of the one large leg portion 3A for raising. At the same time, the upper ends of the front and rear hanging leg rods 4 of the other leg portion 3B for raising are pivotally attached to the front and rear positions of the bottom of the storage body 1 near the erection rod 5, which is a position surrounded by the front and rear hanging leg rods 4 of the one large leg portion 3A for raising that is folded and the erection rod 5 (the front left shaft support portion and the rear left shaft support portion are provided at the front and rear positions of the bottom of the storage body 1 near the erection rod 5, which is a position surrounded by the front and rear hanging leg rods 4 of the one large leg portion 3A for raising that is folded and the erection rod 5).

[0032] Therefore, in this embodiment, by adopting the configuration in which the sizes of the left and right leg portions 3 for raising are made different and the other leg portion 3B for raising is folded inside the one large leg portion 3A for raising, the narrow space at the bottom of the storage body 1 can be effectively utilized. On the other hand, when the left and right leg portions 3 for raising are opened to the raised use mode B, similar to Patent Document 1, if the procedure of first opening the one large leg portion 3A for raising and then opening the other leg portion 3B for raising is not followed, the left and right leg portions 3 for raising cannot be opened simultaneously.

[0033] Furthermore, when the bottom outer peripheral leg portion 2 is described in more detail here, it is formed in a shape that hangs slightly lower than the left and right leg portions 3 for raising when the left and right leg portions 3 for raising are in the folded state and in the normal use mode A. In this normal use mode A, the bottom outer peripheral leg portion 2 is configured to be in contact with the ground surface.

[0034] In addition, when the outer peripheral leg portion 2 at the bottom of this embodiment folds and pivotally moves the left and right raised leg portions 3 upward and stores them in the outer peripheral leg portion 2 at the bottom (when in the normal use mode A), the front and rear hanging leg rods 4 of one large raised leg portion 3A that is folded in a substantially horizontal state are provided with a notch portion 6 for leg-opening operation. Through this notch portion 6 for leg-opening operation, one large raised leg portion 3A that is stored in the outer peripheral leg portion 2 at the bottom and is located outside the other raised leg portion 3B can be manually rotated downward to perform a leg-opening operation.

[0035] Although not shown, when the left and right raised leg portions 3 are folded and pivotally moved upward and stored in the outer peripheral leg portion 2 at the bottom, a configuration may be adopted in which a notch portion 6 for leg-opening operation is provided at the portion where the erection rod 5 of one large raised leg portion 3A is located. Alternatively, a configuration may be adopted in which notch portions 6 for leg-opening operation are provided at both the portion where the front and rear hanging leg rods 4 of one large raised leg portion 3A are located and the portion where the erection rod 5 of one large raised leg portion 3A is located.

[0036] In addition, this notch portion 6 for leg-opening operation is formed by notching in a shape with a length in the left-right direction at each of the front and rear long side portions of the outer peripheral leg portion 2 at the bottom. By having the front and rear hanging leg rods 4 of one large raised leg portion 3A in a substantially horizontally folded state facing the horizontally long notch portion 6 for leg-opening operation, the user can favorably visually recognize the front and rear hanging leg rods 4 of one large raised leg portion 3A from the outside of the outer peripheral leg portion 2 through the horizontally wide open notch portion 6 for leg-opening operation.

[0037] Therefore, in this embodiment, when opening the left and right raising legs 3 as described above to set the raising usage mode B, if the procedure of first opening one large raising leg 3A and then opening the other raising leg 3B is not followed, the left and right raising legs 3 cannot be opened simultaneously. However, during this opening operation, the user can easily confirm, through the notch 6 for the opening operation, the one large raising leg 3A that should be opened first without lifting the storage body 1 high upward or turning it upside down. Also, the user can insert a hand into the bottom outer peripheral leg 2 from either the front or the rear of this notch 6 for the opening operation and easily perform the opening operation by rotating the one large raising leg 3A, which is located outside the other raising leg 3B, downward. Thus, it is possible to effectively prevent an incorrect operation of opening the other raising leg 3B first.

[0038] Further, when the one large raising leg 3A is folded and rotated upward and stored in the bottom outer peripheral leg 2, finger hooks 7 facing the notch 6 for the opening operation are provided on the hanging legs 4 at the front and rear of the one large raising leg 3A, respectively. The user is configured to be able to hook the fingers of the hand inserted from the notch 6 for the opening operation onto the finger hooks 7 and rotate the one large raising leg 3A downward (opening operation).

[0039] More specifically, when the hooking portion 7 folds and pivotally moves one of the large lifting legs 3A upward and stores it within the bottom outer peripheral leg 2, it is provided on the side surface facing the notch portion 6 for leg opening operation of the hanging rod 4 of the large lifting leg 3A, that is, on the front side surface of the front hanging rod 4 of the large lifting leg 3A and the rear side surface of the rear hanging rod 4, and is formed (integrally molded) in a long protruding strip shape along the length direction of the hanging rod 4. The hooking portion 7 is configured to protrude across the entire width of the notch portion 6 for leg opening operation and be clearly visible from the outside of the bottom outer peripheral leg 2. Further, when the large lifting leg 3A is folded and stored within the bottom outer peripheral leg 2, the hooking portion 7 is disposed at a position protruding below the notch portion 6 for leg opening operation. With the hooking portion 7 existing on this lower side, it is configured such that it is easy to hook the fingers inserted from the notch portion 6 for leg opening operation onto the hooking portion 7, facilitating the leg opening operation (see Fig. 4).

[0040] Also, in this embodiment, the hooking portion 7 is also provided on the other lifting leg 3B. After performing the leg opening operation on one of the large lifting legs 3A, the other lifting leg 3B is also configured such that it is easy to perform the leg opening operation by hooking the fingers inserted from the notch portion 6 for leg opening operation onto its hooking portion 7.

[0041] Note that the present invention is not limited to this embodiment, and the specific configurations of each component can be appropriately designed.

Explanation of Reference Numerals

[0042] 1 Storage body 2 Bottom outer peripheral leg 3 Lifting leg 3A One of the large lifting legs 3B The other lifting leg 4 Hanging rod 5 Erection rod 6 Notch portion for leg opening operation 7 Hooking portion A Normal usage mode B Lifting usage mode

Claims

1. A frame-shaped bottom outer peripheral leg portion is vertically provided on the outer peripheral portion of the bottom of an upper-open storage body, At two locations on the left and right within the bottom outer peripheral leg portion of the bottom of the storage body, lifting legs are rotatably provided. By folding and rotating these left and right lifting legs upward and arranging them along the bottom of the storage body and storing them within the bottom outer peripheral leg portion, the bottom outer peripheral leg portion touches the ground and the storage body is disposed in a low position in the normal use mode. And from this normal use mode, by rotating the left and right lifting legs downward and protruding them downward from the bottom outer peripheral leg portion to open the legs, the opened lifting legs touch the ground and the storage body is disposed in a high position in the lifted use mode, and it is configured to be switchable between the two. The left and right lifting legs are formed in a U-shaped frame body composed of a pair of hanging leg rods whose upper ends are rotatably pivoted to the bottom of the storage body, and a bridging rod installed between the lower ends of the front and rear hanging leg rods. Either the left or the right lifting leg is configured as a large lifting leg whose front-to-rear width is larger than the front-to-rear width of the other lifting leg on the left or right. When the left and right lifting legs are folded and rotated upward and stored within the bottom outer peripheral leg portion, the front and rear hanging leg rods of the other lifting leg are arranged inside the front and rear hanging leg rods of one large lifting leg. At the same time, the upper ends of the front and rear hanging leg rods of the other lifting leg are pivoted to the bottom of the storage body surrounded by the front and rear hanging leg rods and the bridging rod of one large lifting leg. It is a storage container with legs, The bottom outer peripheral leg portion is provided with a leg-opening operation notch at a portion where the front and rear hanging leg rods of one large lifting leg face when the left and right lifting legs are folded and rotated upward and stored within the bottom outer peripheral leg portion, or at a portion where the bridging rod of one large lifting leg faces. Through this leg-opening operation notch, one large lifting leg that is stored within the bottom outer peripheral leg portion and is located outside the other lifting leg can be rotated downward by hand for leg-opening operation. It is a storage container with legs, characterized in that it is configured as such.

2. The long side portion of the bottom outer peripheral leg portion is provided with a horizontally long leg-opening operation notch, and at a position visible from this horizontally long leg-opening operation notch, the hanging leg rod of the one large lifting leg that is folded and rotated upward and stored within the bottom outer peripheral leg portion is arranged. The storage container with legs according to Claim 1, characterized in that it is configured as such.

3. For one of the large bulging legs, when it is folded and pivotally moved upward and stored within the outer peripheral legs of the bottom, a finger hook portion that faces the notch for leg opening operation is provided on the hanging leg rod, characterized in that the storage container with legs according to any one of claims 1 and 2.

4. The finger hook portion is formed on a long convex strip along the length direction of the hanging leg rod, characterized in that the storage container with legs according to claim 3.

Citation Information

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