Folding lunch box

A lunch box and folding seam technology, which is applied in the field of daily utensils, can solve the problems of large volume and shape of the lunch box, fixed volume of the lunch box, etc., and achieves the effect of small size and easy portability.

Inactive Publication Date: 2010-06-30
SHANGHAI BEIHONG MIDDLE SCHOOL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The volume of the existing lunch box is fixed. When the food in the lunch box is eaten by people, the volume and shape of the lunch box are still very large

Method used

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  • Folding lunch box
  • Folding lunch box
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0016] The present invention will be further described below through specific embodiments.

[0017] The outer box (1) of the folded lunch box is made of plastic, and the structure is a lunch box bottom plate. The four sides of the bottom plate are connected to the four outer box side walls (5). The bottom surface of the outer box (1) and each side wall (5) intersect the side There are folding seams on the top, and each side wall (5) can be unfolded. A long packaging belt (2) is arranged on the side wall (5) of the outer box, and the packaging belt (2) is an elastic belt for fixing the shape of the outer box after the meal is packed. The outer box is provided with an inner box (3) made of non-toxic thin plastic for food, the side length of the inner box (3) is smaller than the outer box (1), and the inner box (3) can be folded. A lunch box cover (4) is arranged on the upper part of the outer box (1), and the size of the lunch box cover (4) is matched with the outer box.

[0018] W...

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PUM

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Abstract

The invention belongs to a living appliance, in particular to a folding lunch box. The volume of the traditional lunch box is invariable, and the volume and the shape of the lunch box are still large when people eat all the food in the lunch box. The folding lunch box is characterized in that an inner box (3) is arranged in an outer box (1), and the side length of the inner box (3) is more than that of the outer box (1); a packing string (2) is arranged on side walls (5) of the outer box; a side where the bottom of the outer box (1) is crossed with each side wall (5) is provided with a folding seam, and each side wall (5) can be unfolded; the inner box (3) is made from foldable materials; and the upper part of the outer box (1) is provided with a lunch box cover (4). The folded lunch box has the advantages of small volume and convenient carrying.

Description

Technical field [0001] The invention belongs to a kind of living utensils, specifically a foldable lunch box. Background technique [0002] Lunch boxes are commonly used daily necessities. In order to ensure a certain amount of meals, the lunch boxes must have a certain volume. The existing lunch box has a fixed volume, and when the food in the lunch box is consumed by people, the volume and shape of the lunch box are still very large. In order to facilitate the carrying of empty lunch boxes, it is necessary to invent a foldable lunch box. Summary of the invention [0003] The purpose of the present invention is to provide a foldable lunch box, which is small in size and easy to carry when people carry an empty lunch box. [0004] The purpose of the present invention is achieved as follows: [0005] A folding lunch box is composed of a box cover and a box wall. The outer box is provided with an inner box, and the side length of the inner box is smaller than that of the outer box; ...

Claims

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Application Information

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IPC IPC(8): A45C11/20A45C7/00
Inventor 徐圣灵
Owner SHANGHAI BEIHONG MIDDLE SCHOOL
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