Display Panel Tray Sidewall Airflow Path to Prevent Bending

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Solution Overview

Problem

Display panels are prone to bending and damage during loading and transportation due to the formation of air flow paths in the side walls of trays, which can cause stress when the trays are lifted.

Innovation Solution

The tray design includes air flow paths in the side walls that are bent at least once, featuring inflow, inclined, and discharge paths with varying cross-sectional areas and directions to distribute airflow effectively, reducing stress on the loading area and side walls.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If air flow paths are formed in the side wall of the tray, then air can flow into the loading area, but the side wall and loading area are prone to bending and damage during handling

Engineering Contradiction:
Improveair flow into loading areaVSAvoidstructural integrity of side wall and loading area
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The air flow path is configured to be bent at least once rather than a straight line, creating a curved path through the side wall. This curvature distributes stress more evenly through the side wall structure, preventing bending and damage while still allowing air to flow from the outer surface into the loading area.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Device complexity

If the air flow path is straight, then the structure is simple, but stress concentration occurs causing bending and damage

Engineering Contradiction:
Improveair flow path structureVSAvoidresistance to bending and damage
Core Design Contradiction:
Device complexityVSStrength

Solution Approach 1:

The air flow path incorporates bends rather than following a straight line, creating a curved trajectory through the side wall. This curved configuration reduces stress concentration points that would occur in a straight path, thereby preventing bending and damage while maintaining reasonable structural simplicity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Strength

If the air flow path is bent, then stress is distributed and bending is prevented, but the path becomes more complex

Engineering Contradiction:
Improvestructural integrity during handlingVSAvoidair flow path configuration
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The air flow path is bent at least once to create a curved configuration that distributes stress throughout the side wall structure. This prevents bending and damage to the loading area and side wall during handling, while the bend is designed to maintain overall structural simplicity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

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

This design prevents bending and damage to display panels by distributing airflow efficiently, ensuring the tray's structural integrity during handling and transportation.

Implementation Method 1

an air flow path located in the side wall to provide a passage for air outside the side wall to flow into the loading area

Methodology Applied
Scientific EffectAir flow: Convection

Data Source

PatentUS20250313372A1tray
Publication Date: 2025.10.09 SAMSUNG DISPLAY CO LTD
  • US20250313372A1 patent drawing
  • US20250313372A1 patent drawing
  • US20250313372A1 patent drawing

AI summary

A tray includes a loading area where a display panel is loaded, a side wall disposed on a surface of the loading area to surround the loading area, and an air flow path located in the side wall to provide a passage for air outside the side wall to flow into the loading area. The air flow path is bent at least once.