Biodegradable Facial Towel Packaging Box with Interlocking Covers

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Solution Overview

Problem

Existing packaging boxes for disposable facial towels are not environmentally friendly, as they are typically made of plastic and do not allow for cyclic utilization, leading to resource waste and environmental harm. Additionally, they are inconvenient for retrieving facial towels.

Innovation Solution

A facial towel packaging box design featuring interlocking upper and lower covers made from biodegradable materials, such as bagasse, wood pulp, bamboo pulp, and straw fibers. The design includes open voids in the lower cover for easier access and reuse of the packaging box.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If disposable facial towels are packaged in plastic bags, then the packaging is convenient and protective, but it is not environmentally friendly and cannot be reused

Engineering Contradiction:
Improvepackaging convenienceVSAvoidenvironmental harm
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent changes the material parameter of the packaging box from non-biodegradable plastic to biodegradable materials (bagasse, wood pulp, bamboo pulp, straw fibers). This parameter change enables the packaging to be environmentally friendly and capable of cyclic utilization while maintaining the protective and convenient functions of packaging

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses composite materials consisting of multiple natural fibers (75%-85% bagasse, 5%-15% wood pulp, 3%-8% bamboo pulp, and 3%-8% straw fibers) to create a packaging box that combines the advantages of different biodegradable materials, achieving both environmental friendliness and structural integrity

Inventive Principle:
Principle #40Composite materials

2Reliability

If facial towels are stored in a sealed plastic bag, then the towels are protected from contamination, but it is inconvenient to retrieve individual towels

Engineering Contradiction:
Improveprotection from contaminationVSAvoidconvenience of retrieval
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent segments the packaging structure into an upper cover with first side walls and a lower cover with second side walls. The side walls are provided with open voids that allow users to easily access and retrieve individual facial towels while the interlocking structure maintains protection from contamination

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent designs the upper cover to fit over the lower cover with interlocking side walls, creating a nested structure. This allows the packaging to remain compact and protective when closed, while enabling easy access to contents through the open voids in the side walls

Inventive Principle:
Principle #7Nested doll (Nesting)

3Device complexity

If the packaging box is made as a single integrated structure, then the structure is simple and easy to manufacture, but it cannot be reused after use

Engineering Contradiction:
Improvestructural simplicityVSAvoidreusability
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The patent divides the packaging box into separable components: an upper cover and a lower cover that can be detached from each other. The interlocking side walls with open voids allow for easy assembly and disassembly, enabling the lower cover to be reused while maintaining structural simplicity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent enables selective recovery and reuse of the lower cover after the facial towels have been used. The simple interlocking design allows users to discard the upper cover while retaining and reusing the lower cover for subsequent packaging needs

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentUS12286284B1Facial towel packaging box
Publication Date: 2025.04.29 LIU XINWEI
  • US12286284B1 patent drawing
  • US12286284B1 patent drawing
  • US12286284B1 patent drawing

AI summary

The invention provides a facial towel packaging box. The facial towel packaging box comprises: an upper cover having an upper wall and first side walls, the first side walls being connected to peripheral edges of the upper wall, and the upper wall and the first side walls defining a first space with an opening; and a lower cover having a lower wall and second side walls, the second side walls being connected to peripheral edges of the lower wall, and the low wall and the second side walls defining a second space with an opening; wherein the first side walls fit into outer sides of the second side walls. The disposable facial towel packaging box provided by the invention makes it more convenient to take out disposable facial towels, and the disposable facial towel packaging box can be reused.