Collectible Card Holder End Caps for Secure Retention and Access

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Solution Overview

Problem

Collectible cards are prone to damage and loss due to their open-ended holders, which can lead to financial loss and aesthetic issues during handling, shipping, and storage, and existing securing methods are not effective or aesthetically pleasing.

Innovation Solution

A collectible card protective assembly comprising a holder with a releasable transparent PVC cover that securely closes the open end, using a friction or interference fit, preventing card removal and damage, and optionally featuring identifiers for easy card recognition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the top-loader holder is left open for easy access, then ease of operation is improved, but reliability deteriorates as cards may fall out during handling or shipping

Engineering Contradiction:
Improveease of accessVSAvoidcard retention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The top-loader holder incorporates a flip-top cover that can dynamically switch between open and closed positions. The cover is hinged or snap-fitted to allow easy opening for card insertion/removal, then securely closes to prevent card loss during handling or shipping, thus resolving the contradiction between ease of access and card retention.

Inventive Principle:
Principle #15Dynamics

2Reliability

If conventional methods like tape or heat sealing are used to secure cards, then reliability is improved, but object-generated harmful factors worsen due to aesthetic issues and potential card damage

Engineering Contradiction:
Improvecard securingVSAvoidaesthetic damage and card damage
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The top-loader holder uses a flexible plastic cover that snaps or friction-fits onto the holder body to secure the card. This thin film approach provides reliable card retention without adhesive tapes or heat sealing, avoiding aesthetic damage and potential card damage while maintaining security during shipping and handling.

Inventive Principle:
Principle #30Flexible shells and thin films

3Volume of stationary object

If cards are positioned tightly in containers for compact storage, then volume efficiency is improved, but measurement precision deteriorates as card edges become invisible and identification becomes difficult

Engineering Contradiction:
Improvestorage compactnessVSAvoidcard identification
Core Design Contradiction:
Volume of stationary objectVSMeasurement precision

Solution Approach 1:

The top-loader holder or its cover incorporates color-coded indicators, labels, or translucent sections that allow visual identification of card contents or card type. This enables collectors to identify cards by color or pattern even when tightly packed in storage containers, resolving the contradiction between compact storage and card identification capability.

Inventive Principle:
Principle #32Color changes

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 solution provides secure protection against card damage and loss, facilitates easy access, and allows identification without removing the cards, enhancing the aesthetic appeal and usability of card storage systems.

Implementation Method 1

A collectible card protective assembly comprising a holder with a releasable transparent PVC cover that securely closes the open end, using a friction or interference fit

Methodology Applied
Scientific EffectFriction fit: Friction

Data Source

PatentUS20260015131A1End caps for collectible card protective holders
Publication Date: 2026.01.15 DAVIS PATRICK MICHAEL
  • US20260015131A1 patent drawing
  • US20260015131A1 patent drawing
  • US20260015131A1 patent drawing

AI summary

A collectible card protective assembly includes a collectible card holder including sides collectively defining a pocket sized to receive a collectible card. The collectible card holder has an open end for inserting the collectible card into the pocket. The collectible card protective assembly also includes a cover sized to extend over and close the open end of the collectible card holder. The cover prevents removal of the collectible card from the pocket if the cover is secured to the collectible card holder.