Vehicle Floor Mat Retainer Single-Point Fixation

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Solution Overview

Problem

Conventional vehicle floor mat retention systems require multiple retainers to secure the mat in position, which can lead to unintentional movement and instability, especially in areas like the driver's seat where foot movement causes abrasion.

Innovation Solution

A vehicle floor mat retainer system featuring a carpet portion with a hinge and latch mechanism, and a floor mat portion with a cap and elongate protrusion, allowing for single-point fixation and orientation maintenance by engaging the elongate protrusion into a complementary internal opening, preventing rotation and ensuring stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If multiple retainers are used to secure the floor mat, then the retention strength is improved, but the device complexity increases

Engineering Contradiction:
Improveretention strengthVSAvoiddevice complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines multiple retainer functions into a single integrated retainer assembly. The retainer includes a retainer body with a retention feature and an engagement feature that connects to the floor mat, eliminating the need for multiple separate retainers while maintaining secure attachment. This merging approach reduces device complexity while preserving retention strength.

Inventive Principle:
Principle #5Merging (Combining)

2Stability of the object's composition

If multiple retainers are used to secure the floor mat, then the stability is improved, but the ease of operation deteriorates

Engineering Contradiction:
ImprovestabilityVSAvoidease of operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent merges multiple retainer operations into a single retainer assembly that can be installed and adjusted as one unit. The retainer body with integrated retention and engagement features allows for simplified installation and adjustment procedures compared to coordinating multiple separate retainers, thereby improving ease of operation while maintaining stability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The retainer is segmented into functional components (retainer body, retention feature, engagement feature) that work together as an integrated system. This segmentation allows each component to perform its specific function efficiently while the overall assembly remains simple to operate and install.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If a single retainer is used to secure the floor mat, then the device complexity is reduced, but the reliability deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidreliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent combines multiple retention mechanisms into a single retainer assembly, where the retainer body includes both retention features for securing to the floor mat and engagement features for connecting to the vehicle floor. This integrated design maintains reliability by ensuring all retention functions are contained within one robust assembly, reducing the risk of failure associated with multiple separate components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The retainer assembly functions as a composite structure combining different retention mechanisms (retention features and engagement features) into a unified system. This composite approach enhances reliability by distributing mechanical loads across multiple functional elements within the single retainer, preventing single-point failures.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS10946781B2Vehicle floor mat retainer
Publication Date: 2021.03.16 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US10946781B2 patent drawing
  • US10946781B2 patent drawing
  • US10946781B2 patent drawing

AI summary

A vehicle floor mat retainer includes a vehicle carpet portion including an engagement portion connected by a first hinge to a carpet retainer portion, and a vehicle floor mat portion including a cap portion connected by a second hinge to a floor mat retainer portion.