Modular Vehicle Frame With T-Slot Rails for Rear Section Swaps

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Solution Overview

Problem

Existing vehicle frames and bodies require modifications such as cutting or drilling to accommodate different vehicle components and subsystems, which is time-consuming and inefficient.

Innovation Solution

A vehicle frame design featuring opposing rails with T-slots that allow for interchangeable rear sections and components to be secured using fasteners, enabling easy installation without altering the frame structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional vehicle frames are used requiring cutting or drilling modifications, then components can be securely mounted, but the installation process becomes time-consuming and inefficient

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidframe modification complexity
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The frame is segmented into modular components with standardized T-slot interfaces, allowing interchangeable rear sections and components to be mounted without modifying the base frame structure. This segmentation enables rapid reconfiguration while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The T-slot rail system provides a universal mounting interface that can accommodate multiple different vehicle components and configurations. The same rail structure serves both structural support and modular attachment functions, eliminating the need for component-specific modifications.

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

2Adaptability or versatility

If the frame structure is modified to accommodate different components, then customization is achieved, but the frame requires invasive alterations that reduce structural integrity

Engineering Contradiction:
Improvevehicle configuration flexibilityVSAvoidframe structural integrity
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The frame design separates the structural load-bearing elements from the attachment functions. The main frame rails maintain their structural integrity while T-slot interfaces provide customizable attachment points, allowing configuration changes without compromising frame strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The T-slot rail system acts as an intermediary between the frame structure and interchangeable components. This intermediate interface enables customization while protecting the frame from direct modification, preserving structural integrity through a dedicated attachment mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If interchangeable rear sections are implemented, then vehicle adaptability improves, but the complexity of the mounting system increases

Engineering Contradiction:
Improverear section interchangeabilityVSAvoidmounting system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The T-slot mounting system provides a universal interface that simplifies the overall complexity by using a single standardized attachment method for all interchangeable components. While the interface adds some complexity, it eliminates the need for multiple specialized mounting systems, achieving net simplification through standardization.

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

Data Source

PatentUS20250346311A1Modular vehicle
Publication Date: 2025.11.13 FORD GLOBAL TECH LLC
  • US20250346311A1 patent drawing
  • US20250346311A1 patent drawing
  • US20250346311A1 patent drawing

AI summary

A vehicle includes a frame and body. The frame has a forward region, a rearward region, first and second opposing rails extending from the forward region to the rearward region, and cross beams extending between the first and second opposing rails. The first and second opposing rails define T-slots. The body has a forward cabin section secured to the forward region of the frame. The body also has an interchangeable rear section removably secured to the rearward region via fasteners engaging the first and second opposing rails within the T-slots.