Carton Box Fastening Module with Snap-Fit Sealing

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Solution Overview

Problem

Conventional carton boxes are costly due to adhesive tape usage, difficult to dismantle, and cannot be reused without damaging the outer appearance, leading to environmental issues.

Innovation Solution

A carton box design featuring a main body with removably mounted fastening modules, including first and second fastener members that snap-fit into locking slots, allowing for easy and quick closure and opening without breaking the box's appearance, facilitating reuse and recycling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If adhesive tape is used to seal the carton box, then the sealing function is achieved, but the packaging cost increases and the box cannot be reused

Engineering Contradiction:
Improvesealing functionVSAvoidpackaging cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The invention extracts and removes the adhesive tape from the sealing mechanism, replacing it with a self-contained fastening module that integrates the sealing function into the box structure itself, thereby eliminating the need for separate adhesive tape and reducing packaging costs

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The fastening module merges the sealing function with the box structure by integrating the fastening members directly into the movable plate and peripheral wall, creating a unified system that provides both structural support and sealing functionality without requiring external adhesive tape

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If adhesive tape is used to seal the carton box, then the sealing function is achieved, but the box cannot be easily dismantled

Engineering Contradiction:
Improvesealing functionVSAvoiddismantling convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The invention introduces a dynamic fastening mechanism with movable plates and detachable fastening members that can be easily engaged and disengaged, replacing the static adhesive tape system and enabling quick dismantling and reassembly of the box

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The box is segmented into modular components with separate fastening members that can be independently manipulated, allowing the box to be easily opened by simply detaching the fastening members without requiring forceful removal of adhesive tape

Inventive Principle:
Principle #1Segmentation

3Reliability

If adhesive tape is used to seal the carton box, then the sealing function is achieved, but the outer appearance is broken after tape removal

Engineering Contradiction:
Improvesealing functionVSAvoidouter appearance
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The invention extracts the adhesive tape from the system and replaces it with fastening members that attach to dedicated structures on the box, preventing damage to the outer appearance when opened

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The box structure is pre-designed with integrated fastening features (movable plates, locking slots, and fastening members) that are built into the original structure, allowing repeated opening and closing without compromising the aesthetic appearance

Inventive Principle:
Principle #10Preliminary action

4Ease of operation

If a fastening module with detachable connection is used, then the box can be easily opened and closed, but the device complexity increases

Engineering Contradiction:
Improveopening and closing speedVSAvoidfastening module structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The fastening module is designed to be self-contained and self-operating, with the movable plate and fastening members working together as an integrated unit that requires no external tools or complex mechanisms, maintaining simplicity despite the enhanced functionality

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11325744B2Carton box with fast packaging function
Publication Date: 2022.05.10 SHIH MENG-HUNG
  • US11325744B2 patent drawing
  • US11325744B2 patent drawing
  • US11325744B2 patent drawing

AI summary

A carton box includes a main body and at least one fastening module removably mounted on the main body. The main body includes two first face boards and two second face boards. One of the first face boards is provided with a first movable plate. The other one of the first face boards is provided with a second movable plate. The main body is provided with at least one locking slot. The at least one fastening module includes a first fastener member mounted on the second movable plate and a second fastener member located in the at least one locking slot of the main body. The second fastener member is detachably connected with the first fastener member.