Sealable Box Assembly with Pre-Applied Tape Strip

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Solution Overview

Problem

Existing box packaging requires users to manually procure and apply tape to seal the box, which is inconvenient and time-consuming.

Innovation Solution

A sealable box assembly with pre-applied tape strips that can be easily folded and sealed in a closed configuration without the need for additional tape or manual application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual tape application is used to seal the box, then the box can be securely closed, but the user effort and time required increase significantly

Engineering Contradiction:
Improvesecure closureVSAvoiduser effort
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tape strip is pre-applied to the box during manufacturing, with the adhesive side facing outward and protected by a release liner. This preliminary action eliminates the need for users to procure and apply tape manually, while ensuring the box can be securely closed when the tape is properly applied during assembly

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The box assembly includes all necessary sealing components (tape strip with adhesive) integrated into the box structure itself. The tape strip is positioned and oriented during manufacturing to enable automatic or semi-automatic application during box assembly, making the sealing function self-contained and eliminating dependency on external tape rolls and manual application tools

Inventive Principle:
Principle #25Self-service

2Reliability

If manual tape application is used to seal the box, then the box can be securely closed, but the time required for sealing increases

Engineering Contradiction:
Improvesecure closureVSAvoidsealing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The tape strip is pre-applied to the box during manufacturing, with the adhesive side facing outward and protected by a release liner. This preliminary action eliminates the need for users to procure and apply tape manually, while ensuring the box can be securely closed when the tape is properly applied during assembly

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The sealing function is merged with the box assembly process itself. The tape strip is integrated into the box structure, and the act of folding the flaps into the closed configuration simultaneously activates and applies the tape seal, combining two operations into one seamless action that reduces total sealing time

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If pre-applied tape strip is used, then user effort and time are reduced, but the device complexity increases

Engineering Contradiction:
Improveuser effortVSAvoidbox structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The box structure is segmented into distinct functional components: the box body, the closure flaps, and the pre-applied tape strip with release liner. This segmentation allows each component to be optimized independently while maintaining overall simplicity. The tape strip itself is a simple linear component that can be applied in one continuous piece across the flap edges

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pre-applied tape strip serves multiple functions: it provides the sealing adhesive, acts as a structural reinforcement for the flap closure, and includes a release liner that serves as both protection during storage and a user guide for proper application. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in overall device complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The sealable box assembly provides a convenient and efficient way to seal boxes, reducing user effort and time while ensuring secure closure of the box.

Implementation Method 1

a tape strip extending continuously across the first, second, and third top panels

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS20250108953A1Sealable box assembly
Publication Date: 2025.04.03 PRATT CORRUGATED HOLDINGS INC
  • US20250108953A1 patent drawing
  • US20250108953A1 patent drawing
  • US20250108953A1 patent drawing

AI summary

A sealable box assembly includes a box that itself includes a sidewall enclosure and a plurality of top panels extending from the sidewall enclosure at a top end of the box, the plurality of top panels including a first top panel, a second top panel, a third top panel, and a fourth top panel; wherein: the sealable box assembly is configurable in an open configuration and a closed configuration; in the open configuration, a top opening formed at the top end of the box is uncovered to allow access to an interior cavity of the box; and in the closed configuration, the top panels are folded to cover the top opening and a tape strip seals the top panels in the closed configuration.