Self-Adjusting Bracket Assembly for Uniform Vehicle Panel Seams

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Solution Overview

Problem

Existing panel assembly methods require significant force and struggle to ensure uniform seams between fascia and body panels in vehicles, making it difficult to quickly and easily assemble panels in the desired position.

Innovation Solution

A self-adjusting bracket assembly with a clip housing and clip that pivots and slides within a cavity, featuring angled ramp and support surfaces, allowing the clip to move from an uninstalled to a fully installed position, ensuring alignment and secure locking of the panels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional fasteners are used to assemble the fascia panel to the body panel, then the panels can be securely fastened, but a large amount of force is required and it is difficult to ensure uniform seam positioning

Engineering Contradiction:
Improveease of assemblyVSAvoidforce required
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The clip is designed with dynamic movement capability, allowing it to pivot from an initial position to a final locked position. This dynamic action enables the clip to automatically adjust and engage the panels without requiring the user to apply large forces, thereby improving ease of operation while reducing the force needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The self-adjusting bracket assembly performs the alignment and positioning functions automatically through the clip's pivoting motion and the interaction between ramp surfaces. The system serves itself by using the insertion force to drive the clip into its final position, eliminating the need for additional forcing or manual adjustment by the user.

Inventive Principle:
Principle #25Self-service

2Manufacturing precision

If traditional fasteners are used to assemble the fascia panel to the body panel, then the panels can be fastened together, but it is difficult to ensure the fascia panel is in the desired position with a uniform seam

Engineering Contradiction:
Improveseam uniformityVSAvoidease of positioning
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The clip's pivoting motion dynamically transitions the fascia panel from an unpositioned state to a precisely positioned state. As the clip pivots from its initial to final position, it automatically guides the panel into the correct alignment, ensuring uniform seam dimensions without requiring manual positioning effort from the operator.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The self-adjusting bracket assembly acts as an intermediary mechanism between the fascia panel and body panel. Through the clip's movement and the interaction between housing ramp surfaces and clip ramp surfaces, this intermediary device automatically achieves precise panel alignment and uniform seam positioning, making the positioning process as easy as simple insertion.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If a self-adjusting bracket assembly with pivoting clip is used, then quick and easy assembly with uniform seam is achieved, but the device complexity increases

Engineering Contradiction:
Improveassembly speedVSAvoidbracket assembly complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The bracket assembly is segmented into distinct functional components: the housing with ramp surfaces, the movable clip with its own ramp surfaces, and the locking mechanism. This segmentation allows each component to perform its specific function independently, enabling quick assembly through simple insertion while the predefined mechanical interactions ensure uniform positioning without excessive overall complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The housing and clip are pre-configured with specific ramp surfaces and geometric features during manufacturing. These preliminary actions create the self-adjusting mechanism that automatically guides the panel into the correct position during assembly. This pre-engineering of the adjustment mechanism enables fast assembly operations without requiring complex real-time control or multiple adjustment steps.

Inventive Principle:
Principle #10Preliminary action

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

Enables quick and easy assembly of panels with a uniform seam, reducing the force required and ensuring precise alignment between the fascia and body panels, thereby improving the assembly efficiency and consistency.

Implementation Method 1

The cavity includes at least one housing ramp surface and at least one housing support surface. The at least one housing ramp surface extends at an angle relative to the at least one housing support surface. The clip is configured to engage the housing ramp surface in the uninstalled position, and configured to engage the housing support surface in the installed position.

Methodology Applied
Scientific EffectRamp surface mechanical advantage: Wedge

Implementation Method 2

The clip is configured to move within the cavity from an uninstalled position to an installed position. The clip includes at least one clip ramp surface and at least one clip support surface. The at least one clip ramp surface extends at an angle relative to the at least one clip support surface.

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10012253B2Self-adjusting bracket assembly and installation method
Publication Date: 2018.07.03 FCA US LLC
  • US10012253B2 patent drawing
  • US10012253B2 patent drawing
  • US10012253B2 patent drawing

AI summary

A self-adjusting bracket assembly includes a bracket, a clip housing, and a clip. The clip housing is supported by the bracket and includes an anterior side opening, a superior side opening, and a cavity in communication with the anterior and superior side openings. The cavity includes at least one housing ramp surface and at least one housing support surface. The at least one housing ramp surface extends at an angle relative to the at least one housing support surface. The clip is received within the cavity and is configured to move within the cavity from an uninstalled position to an installed position.