Transparent Coin Holder Structure for Dual-Sided Protected Display

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Solution Overview

Problem

Existing coin holding devices fail to effectively display and store coins in a manner that maintains their collectible condition, as they often cause coins to become damaged or difficult to identify.

Innovation Solution

A transparent coin holding device comprising two plates with semi-cylindrical indentations that form cylinders, secured by couplers, allowing coins to be removably positioned for display and storage while providing visibility of both sides and additional display panels for identification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If coins are stored in traditional containers, then they are protected from damage, but both sides of the coins cannot be displayed simultaneously

Engineering Contradiction:
Improvevisibility of coin sidesVSAvoiddisplay structure
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The device divides the storage space into two separate compartments (first storage space and second storage space), each accommodating one side of the coin. This segmentation allows both sides to be displayed simultaneously while maintaining protection, resolving the contradiction between visibility and structure complexity.

Inventive Principle:
Principle #1Segmentation

2Reliability

If coins are securely locked in storage, then they are protected from loss, but they cannot be removed for viewing or cleaning

Engineering Contradiction:
Improvesecurity of coin storageVSAvoidcoin removal and reinsertion
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking mechanism is designed to be dynamically changeable between locked and unlocked states. The movable wall can be shifted to release the locking engagement, allowing coins to be removed for viewing or cleaning while maintaining security during storage. This dynamic design resolves the contradiction between security and ease of operation.

Inventive Principle:
Principle #15Dynamics

3Reliability

If traditional storage devices are used, then they provide basic storage, but they fail to maintain coins in collectible condition with proper display

Engineering Contradiction:
Improvemaintenance of collectible conditionVSAvoidstorage and display structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device merges storage function and display function into a single integrated structure. The transparent walls allow visual display while the compartments provide protected storage, and the locking mechanism ensures secure retention. This merging resolves the contradiction by achieving both collectible condition maintenance and aesthetic display without requiring separate devices.

Inventive Principle:
Principle #5Merging (Combining)

4Illumination intensity

If coins are displayed openly, then both sides are visible, but they are vulnerable to damage and loss

Engineering Contradiction:
Improvevisibility of coin sidesVSAvoidvulnerability to damage and loss
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

The device uses transparent walls (acting as protective barriers) that allow visual display while physically protecting the coins. The transparent material provides protection against damage and loss while maintaining full visibility of both coin sides, resolving the contradiction between openness and vulnerability.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS20100258454A1Coin Holding Apparatus
Publication Date: 2010.10.14 THOMAS TONY
  • US20100258454A1 patent drawing
  • US20100258454A1 patent drawing
  • US20100258454A1 patent drawing

AI summary

A coin holding apparatus includes a first plate and a second plate. The first and second plates are transparent and each of the first and second plates has a first side and a second side. The first sides of each of the first and second plates has a semi-cylindrical indentation therein and forms a bulbous portion extending outwardly from a plane of associated ones of the second sides. The semi-cylindrical indentation in the first plate is alignable with the semi-cylindrical indentation in the second plate to form a cylinder. A plurality of couplers releasably couples the first sides of the first and second plates together to releasably secure coins within the cylinders. Coins are removably positionable in the cylinders to store and display the coins in collectible condition.