Foldable Display Assembly With Elastic Band Auto-Opening

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Solution Overview

Problem

Conventional self-supporting display devices have complex construction and assembly details, leading to high costs and require internal complementary structural parts for automatic assembly, making them difficult to assemble and disassemble.

Innovation Solution

A simplified display assembly system using a square tubular body with foldable walls and an elastic ring band, where the foldable walls are tensioned by the elastic band and separate walls act as tweezers to automatically open and close the display, allowing for easy assembly and disassembly without internal structural parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If conventional self-supporting display devices use internal complementary structural parts to achieve automatic assembly, then the display can be automatically opened, but the construction becomes complex and costs increase

Engineering Contradiction:
Improveautomatic assemblyVSAvoidconstruction complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent removes the internal complementary structural parts from the display system. Instead of having internal structures to enable automatic opening, the invention uses external assembly parts with elastic bands that wrap around the display body, extracting the complexity from the core display structure while maintaining automatic assembly functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention divides the automatic assembly function into separate assembly parts that can be independently attached to the display body. These assembly parts include foldable walls and separate walls with elastic bands, allowing the automatic opening function to be segmented and applied to different sections of the display without requiring a complex integrated internal structure.

Inventive Principle:
Principle #1Segmentation

2Extent of automation

If conventional display devices include internal complementary structural parts for self-supporting characteristics, then automatic opening is enabled, but manufacturing costs become very high

Engineering Contradiction:
Improveautomatic openingVSAvoidmanufacturing cost
Core Design Contradiction:
Extent of automationVSEase of manufacture

Solution Approach 1:

The assembly parts using elastic bands and foldable walls represent a simpler, more economical alternative to complex internal structural parts. These components can be manufactured at lower cost and are designed to be replaceable, reducing the overall manufacturing expense while maintaining the automatic opening function.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The elastic bands act as intermediaries between the assembly parts and the display body, transferring the opening force without requiring direct mechanical connection through complex internal structures. This intermediary mechanism simplifies the manufacturing process while enabling automatic opening.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If conventional devices have complex assembly details to achieve self-supporting characteristics, then automatic assembly is possible, but the difficulty of assembly and disassembly increases

Engineering Contradiction:
Improveautomatic assemblyVSAvoidassembly and disassembly ease
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The assembly parts incorporate foldable walls that can dynamically change from a folded state during assembly to an extended state during operation. The separate walls can also move to embrace the display body like tweezers, providing dynamic adaptation that simplifies both assembly and disassembly operations while maintaining automatic opening functionality.

Inventive Principle:
Principle #15Dynamics

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 system enables automatic opening and closing of the display with reduced complexity and cost, facilitating easy transportation, storage, and assembly of displays in various shapes such as elliptical, quadrangular, and rectangular configurations.

Implementation Method 1

an elastic ring band, through which it will be fixed to especially made grooves at pre-determined spots of the juxtaposed rims from both parts forming the display body. Therefore, the assembly part rests by means of its foldable walls to the internal faces of both parts composing the body of the display, being tensioned by the action of the elastic band.

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

Separate walls of the assembly part, on the other hand, embrace each side of the juxtaposed rims of said parts composing the display, acting as tweezers, jointly to the action of the elastic band, being said walls extended.

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS8112925B2Display for automatic assembly system
Publication Date: 2012.02.14 TZUO CHUNG KWO
  • US8112925B2 patent drawing
  • US8112925B2 patent drawing
  • US8112925B2 patent drawing

AI summary

“IMPROVEMENT IN DISPLAY FOR AUTOMATIC ASSEMBLY SYSTEM” wherein one automatic assembly part (11) formed by two walls (12) with wrinkles (13), agreeing by other wrinkles (14) to two walls (15) separated from each other by their free edges (16), form one hinging part in a system of tweezers. The part (11), grooves (17) and (18) on its walls (12), receives an elastic band (19) inserted in hook-shaped grooves (8) and (10) of the juxtaposed rims (4), (5) and (6), (7) of both parts composing the body of the display (1). The part (11), by its walls (12) and walls (15), respectively accommodates between internal faces and the folds of the rims (4), (5) and (6), (7) of parts (2) and (3) composing the body of the display (1). Therefore, by working in form of tweezers combined to the elastic action, the part (11) may extend and become plain when the display (1) is closed and folded, while, after being vertically positioned and just a slight opening of its parts (2) and (3), they are automatically put apart from each other by hinging the walls (12) and (15) of the part (11), causing the display to be automatically assembled.