Removable Magnetic Strip Assembly for Transaction Card Reuse

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Solution Overview

Problem

Existing transaction cards often result in waste and security concerns when expired or unwanted cards are disposed of, as they require destruction of the entire card body along with outdated information.

Innovation Solution

A removable and replaceable magnetic strip assembly for transaction cards, allowing cardholders to securely dispose of outdated information while reusing the card body with new magnetic strip assemblies, thereby reducing waste and enhancing personalization options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the entire card body is disposed of when transaction card information is outdated, then security concerns are addressed, but waste is generated

Engineering Contradiction:
ImprovesecurityVSAvoidwaste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The card system is divided into two separable components: a reusable card body and a replaceable magnetic strip assembly. The magnetic strip assembly containing the outdated transaction information is removed and disposed of, while the card body is retained and reused with a new magnetic strip assembly, thus eliminating waste while maintaining security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic strip assembly is extracted as a separate, removable component from the card body. This extraction allows the information-bearing component to be disposed of securely while the non-informational card body continues to be used, resolving the contradiction between security disposal and waste reduction.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If the magnetic strip assembly is made removable and replaceable, then personalization options and waste reduction are enabled, but device complexity increases

Engineering Contradiction:
ImprovepersonalizationVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The card is segmented into a permanent card body and a removable magnetic strip assembly. This segmentation enables the magnetic strip assembly to be exchanged for different designs or information configurations, providing personalization options without requiring changes to the card body structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The card body is designed as a universal platform that can accommodate different magnetic strip assemblies. The standardized receiving portion allows various magnetic strip assemblies with different aesthetics or information to be interchangeably mounted on the same card body, enabling personalization while maintaining a simple overall structure.

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

Data Source

PatentUS20250148451A1Transaction card with a removable magnetic strip
Publication Date: 2025.05.08 CAPITAL ONE SERVICES LLC
  • US20250148451A1 patent drawing
  • US20250148451A1 patent drawing
  • US20250148451A1 patent drawing

AI summary

A transaction card assembly may include a card body comprising a first face and a second face opposite the first face; a receiving portion formed on the first face of the card body; and a first removable magnetic strip assembly comprising a first magnetic strip and a first attachment portion. In a first configuration, the first removable magnetic strip assembly may be coupled to the card body via engagement between the first attachment portion and the first magnetic strip, and in a second configuration, the first removable magnetic strip assembly may be uncoupled from the card body by disengagement between the first attachment portion and the first magnetic strip. In the second configuration, the first removable magnetic strip assembly is configured for reuse with an additional card body, the additional card body being different than the card body.