Adhesive-Free Razor Packaging With Pivoting Retrieval Wing

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Solution Overview

Problem

Existing packaging boxes are difficult to recycle due to the use of adhesives or tapes, increasing production time and cost, and there is a demand for eco-friendly packaging that provides a new experience and easy product retrieval.

Innovation Solution

A packaging box design comprising a first and second packaging unit made of bendable eco-friendly materials, such as paper, where the first unit is accommodated within the second unit without adhesives, and a wing mechanism allows the first unit to pivot and move longitudinally for easy product access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If adhesives or tapes are used to assemble packaging boxes, then the structural strength and stability are improved, but the recyclability deteriorates and production time increases

Engineering Contradiction:
Improvestructural strengthVSAvoidrecyclability
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The packaging box is divided into multiple separate components (base body, lid, reinforcing plates) that can be assembled and disassembled without adhesives. The components are designed with interlocking features such as grooves, protrusions, and folding structures that provide structural strength while maintaining ease of separation for recycling.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Reinforcing plates are strategically placed at specific locations (corners and edges) where structural strength is most needed. These localized reinforcements provide the necessary strength without requiring adhesive bonding across the entire structure, and can be easily removed or separated for recycling.

Inventive Principle:
Principle #3Local quality

2Strength

If adhesives or tapes are used to assemble packaging boxes, then the structural strength and stability are improved, but the production time increases

Engineering Contradiction:
Improvestructural strengthVSAvoidproduction time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The packaging box is divided into multiple separate components that can be assembled through simple mechanical connections (folding, interlocking) rather than time-consuming adhesive application and drying processes. This segmentation enables rapid assembly and disassembly while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Reinforcing plates are strategically placed at specific locations (corners and edges) where structural strength is most needed. These localized reinforcements provide the necessary strength without requiring adhesive bonding across the entire structure, and can be easily removed or separated for recycling.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If a traditional fixed packaging structure is used, then the manufacturing simplicity is maintained, but the user experience and product retrieval ease deteriorate

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidproduct retrieval ease
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The packaging box incorporates dynamic elements such as foldable walls, movable lids, and expandable structures that transform from a static container to an interactive opening mechanism. The folding walls and movable components enable users to easily access products while maintaining manufacturing simplicity through standardized folding structures.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250270002A1Packaging box
Publication Date: 2025.08.28 DORCO CO LTD
  • US20250270002A1 patent drawing
  • US20250270002A1 patent drawing
  • US20250270002A1 patent drawing

AI summary

A packaging box for a razor assembly is proposed. The packaging box may include a first packaging unit including a first accommodation space open at an upper portion, the first packaging unit including a coupling opening open in a lateral direction at least on one side of the longitudinal direction of the first accommodation space. The box may also include a second packaging unit including a second accommodation space configured to accommodate the first packaging unit, the second packaging unit including a wing configured to allow at least a portion thereof to enter a lateral side of the coupling opening in an in-position state, in which the first package unit received in the second accommodation space is not moved longitudinally. When the wing pivots about a first pivot axis parallel to the lateral direction, the first packaging unit moves in the longitudinal direction with respect to the second packaging unit.