Roof Rack Adapter Assembly for Standard Torque Drivers

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Solution Overview

Problem

Existing roof rack installation tools are prone to wear and failure due to repeated use, and they often require specialized tools that are not compatible with standard torque drivers, making them unsuitable for widespread use and easy installation.

Innovation Solution

A socket adapter assembly comprising a wrench, an adapter, and a driving sleeve that engages with standard torque drivers to securely install roof rack accessories, featuring a locking mechanism that can withstand repetitive use and includes a driving post to interact with the fastener and locking tabs, allowing for secure attachment and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If specialized roof rack installation tools are used to engage tabs and mechanisms, then the capability to install roof rack accessories is improved, but the tool complexity increases and compatibility with standard torque drivers is lost

Engineering Contradiction:
Improvecapability to engage tabs and mechanismsVSAvoidtool complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The specialized tool is divided into separate components: a standard torque driver interface, an adapter body with engagement portions for tabs, and a driving sleeve for locking mechanisms. This segmentation allows each component to perform its specific function while maintaining overall compatibility with standard tools.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An adapter assembly acts as an intermediary between the standard torque driver and the specialized fastening system. The adapter includes engagement portions that interface with both the standard driver and the roof rack locking tabs, enabling compatibility without sacrificing functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If specialized roof rack installation tools are used, then the capability to engage locking mechanisms is improved, but the tool susceptibility to wear and failure increases due to repeated use

Engineering Contradiction:
Improvecapability to engage locking mechanismsVSAvoidtool wear resistance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The adapter assembly serves as a replaceable intermediary that protects the expensive standard torque driver from wear. The adapter and driving sleeve can be easily replaced when worn, while the durable standard torque driver remains intact for continued use.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The adapter and driving sleeve components are designed as inexpensive, easily replaceable parts that can withstand repeated use and wear. When these components wear out, they can be replaced without replacing the entire tool system, maintaining reliability at low cost.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If standard torque drivers are used, then the ease of operation and availability is improved, but the capability to engage specialized fasteners with tabs and locking mechanisms is lost

Engineering Contradiction:
Improveavailability and ease of useVSAvoidcapability to engage specialized fasteners
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The adapter assembly enables standard torque drivers to perform multiple functions: engaging standard fasteners directly and engaging specialized roof rack fasteners with tabs and locking mechanisms. This universal interface maintains ease of operation while expanding capability.

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

Data Source

PatentUS11179830B2Roof rack installation tool
Publication Date: 2021.11.23 HORIZON GLOBAL AMERICAS INC
  • US11179830B2 patent drawing
  • US11179830B2 patent drawing
  • US11179830B2 patent drawing

AI summary

An adapter assembly configured to install a roof rack accessory to a vehicle is provided. The roof rack accessory may include a vehicle attachment assembly having a fastener and a locking mechanism. In particular, the adapter assembly may comprise a wrench, an adapter, and a driving sleeve. The adapter engaging with the wrench includes an adapter body that includes first and second engagement portions and a driving post that engages the fastener of the vehicle attachment assembly. The driving sleeve may be engageable with the adapter, wherein the locking mechanism of the vehicle attachment assembly is engaged with the driving sleeve while the fastener of the vehicle attachment assembly is engaged with the adapter.