Arcuate Clip Assembly for Multi-Angle Structural Fastening

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Solution Overview

Problem

The manufacturing of vehicles with distinct designs and geometries requires customized fastening assemblies, leading to increased manufacturing costs due to the need for separate and distinct fastening systems tailored to specific angular features.

Innovation Solution

A clip assembly with an arc attachment member and an arc-receiving member, featuring a semi-circular rim and flexible, resilient arc-retaining members, allowing for pivotal adjustment and secure connection at various angles, enabling a common clip assembly to accommodate diverse structural designs and geometries.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If customized fastening assemblies are designed for each individual vehicle style with unique angular features, then the fastening assembly can securely connect structural components at specific angles, but the manufacturing costs increase due to the need for separate and distinct fastening systems

Engineering Contradiction:
Improvesecure connection at specific anglesVSAvoidmanufacturing costs
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The fastening assembly is designed with a universal arc-shaped connection interface that can accommodate multiple angular configurations. The arc-shaped member can engage with the fastening member at various angles along the arc, allowing a single fastening assembly design to serve multiple vehicle styles and angular requirements, thereby reducing the need for customized fastening systems for each vehicle model

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

Solution Approach 2:

The fastening assembly incorporates an adjustable arc-shaped connection interface that can be positioned at different angular locations. This dynamic capability allows the same fastening assembly to adapt to different angular requirements of various vehicle styles, enabling one design to fulfill multiple functions across different applications

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If separate and distinct fastening assemblies are designed for each vehicle style, then the fastening assembly can be optimized for specific geometric requirements, but the device complexity increases due to the need for multiple unique fastening systems

Engineering Contradiction:
Improveoptimized for specific geometriesVSAvoidnumber of unique fastening systems
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The fastening assembly employs a standardized arc-shaped connection interface that can accommodate multiple angular configurations. This universal design allows a single fastening assembly type to be used across different vehicle styles and geometric requirements, reducing the number of unique fastening systems needed while maintaining the ability to optimize for specific geometries through selective positioning along the arc

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

3Ease of manufacture

If a common clip assembly is used for various attachment angles, then the manufacturing complexity and costs are reduced, but the ability to securely connect at precise angles may be compromised

Engineering Contradiction:
Improvemanufacturing complexityVSAvoidsecure connection at various angles
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The arc-shaped connection interface is divided into multiple discrete engagement positions along the arc. This segmentation allows the common fastening assembly to provide precise angular positioning options while maintaining a standardized design, enabling secure connections at various angles without requiring customized fastening systems for each angle

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fastening assembly incorporates an adjustable arc-shaped interface that can be positioned at different angular locations to achieve precise angular connections. This dynamic positioning capability allows a common fastening assembly design to securely connect components at various precise angles while maintaining manufacturing simplicity

Inventive Principle:
Principle #15Dynamics

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 clip assembly provides a cost-effective solution by allowing a single clip assembly to securely connect structural components at various angles, reducing manufacturing complexity and costs associated with custom fastening systems.

Implementation Method 1

The arc-receiving portion comprises opposed flexible and resilient arc-retaining members defining an arc-receiving channel between them

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP2836726B1Arcuate clip assembly
Publication Date: 2022.07.13 ILLINOIS TOOL WORKS INC
  • EP2836726B1 patent drawingFigure 1~4
  • EP2836726B1 patent drawingFigure 5
  • EP2836726B1 patent drawingFigure 6

AI summary

A clip assembly 70 is configured to securely connect a first structural component 82 to a second structural component 84. The clip assembly includes an arc attachment member 10 and an arc- receiving member 40. The arc attachment member includes a securing arc 14 having a semi-circular rim 30. The arc attachment member is configured to be secured to one of the first or second structural components. The arc-receiving member includes an arc- receiving portion 42 configured to receive the securing arc through multiple directions. The arc-receiving member is configured to be secured to the other of the first or second structural components. The securing arc is configured to be pivotally adjusted with respect to the arc-receiving portion.