Vehicle Tailgate Assembly via Adhesive Bonding and Fasteners

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Solution Overview

Problem

Existing tailgate systems face challenges in efficient assembly, particularly in securely attaching tailgate panels and component-carrying frames while managing painting and access considerations.

Innovation Solution

A method for assembling a tailgate system involves securing a tailgate panel to a panel-carrying frame using adhesive, then attaching a component-carrying frame to the panel-carrying frame using fasteners. This method allows for painting of the tailgate panel and panel-carrying frame before assembly and enables access to tailgate components through various openings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the tailgate panel and panel-carrying frame are painted before assembly, then the painting process is more efficient and allows for better paint adhesion, but the assembly process becomes more complex due to the need to coordinate painting schedules with assembly operations

Engineering Contradiction:
Improvepainting efficiencyVSAvoidassembly process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by painting the tailgate panel and panel-carrying frame before assembly operations. This allows the painting process to be completed in advance, improving paint adhesion and efficiency while the components are held in a controlled environment, thereby resolving the contradiction between painting efficiency and assembly complexity.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If access openings are provided in the panel-carrying frame and component-carrying frame, then tailgate components can be accessed and installed more easily, but the structural integrity and security of the frames are compromised

Engineering Contradiction:
Improvecomponent accessibilityVSAvoidframe structural integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The patent applies local quality by providing access openings in specific locations on the panel-carrying frame and component-carrying frame where component installation is required. The openings are strategically positioned to provide necessary access while minimizing impact on overall structural integrity, allowing component installation without compromising frame strength.

Inventive Principle:
Principle #3Local quality

3Strength

If multiple fasteners are used to secure the component-carrying frame to the panel-carrying frame, then the connection strength and security are improved, but the assembly time and complexity increase

Engineering Contradiction:
Improveframe connection strengthVSAvoidassembly time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The patent applies merging by using multiple fasteners in a coordinated arrangement to secure the component-carrying frame to the panel-carrying frame. The fasteners are positioned and configured to work together as a unified connection system, achieving high connection strength while streamlining the assembly process through optimized fastener placement and integration.

Inventive Principle:
Principle #5Merging (Combining)

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 method facilitates efficient and secure assembly of tailgate systems, allowing for painted components and accessible tailgate components, thereby enhancing the assembly process and final system functionality.

Implementation Method 1

securing the tailgate panel to the panel-carrying frame includes adhesively bonding the tailgate panel to the panel-carrying frame

Methodology Applied
Scientific EffectAdhesive bonding: Adhesive

Data Source

PatentUS20250058844A1Vehicle tailgate system
Publication Date: 2025.02.20 FORD GLOBAL TECH LLC
  • US20250058844A1 patent drawing
  • US20250058844A1 patent drawing
  • US20250058844A1 patent drawing

AI summary

A method may secure a tailgate panel to a panel-carrying frame. A method may after securing the tailgate panel to the panel-carrying frame, secure a component-carrying frame to the panel-carrying frame. A method may after securing the component-carrying frame to the panel-carrying frame, secure one or more tailgate components to the component-carrying frame.