Brake Line Attachment Assembly for Tool-Free Chassis Mounting

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Solution Overview

Problem

Existing brake line installation processes in vehicles are cumbersome due to the use of various brackets and fasteners, lengthening the assembly time and requiring tools.

Innovation Solution

An attachment assembly for brake lines that includes a spigot, coupling member, and a locking member, allowing for tool-free installation by hand, utilizing a locking mechanism that secures the brake line to the vehicle chassis through a bore with a cam lock mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional brackets and fasteners are used to secure brake lines, then the brake line is securely attached to the vehicle, but the installation process becomes complex and time-consuming

Engineering Contradiction:
Improvesecure attachmentVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the bracket, fastener, and locking mechanism into a single integrated attachment assembly. The U-shaped bracket incorporates integrated fastening features that directly engage with the vehicle chassis, eliminating the need for separate brackets and fasteners. This merging of components simplifies the installation process while maintaining secure attachment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The attachment assembly is designed as a multi-functional component that simultaneously provides structural support, secure fastening, and easy installation. The single locking member performs multiple functions: it secures the brake line to the bracket, engages with the vehicle chassis bore, and provides a tool-free installation mechanism. This universal design replaces multiple traditional components with one versatile assembly.

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

2Reliability

If traditional fasteners and brackets are used, then the brake line is securely mounted, but the assembly time is lengthened

Engineering Contradiction:
Improvesecure mountingVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The attachment assembly is pre-configured with the bracket and locking mechanism integrated together before installation. The U-shaped bracket is formed with built-in engagement features that align with the vehicle chassis bore, and the locking member is pre-positioned to engage both the bracket and chassis. This preliminary configuration eliminates the need for multiple assembly steps during installation, significantly reducing assembly time while ensuring secure mounting.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attachment assembly is designed as a single separable unit that can be installed as one complete component rather than assembling multiple parts on-site. The bracket and locking mechanism are manufactured as integrated components that can be independently supplied and installed together, reducing the number of assembly operations required during vehicle assembly or maintenance.

Inventive Principle:
Principle #1Segmentation

3Reliability

If traditional fasteners are used, then the brake line is securely fixed, but tools are required for installation

Engineering Contradiction:
Improvesecure fixationVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking member is designed to be manually operable without requiring external tools. The operator can directly engage the locking member with the vehicle chassis bore and secure the brake line using hand-operated mechanisms. The integrated design allows the attachment assembly to self-secure through manual manipulation, eliminating the need for wrenches, screwdrivers, or other installation tools while maintaining reliable fixation.

Inventive Principle:
Principle #25Self-service

4Reliability

If multiple brackets and fasteners are used, then the brake line is firmly secured, but the number of components increases

Engineering Contradiction:
Improvefirm securingVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the bracket, fastener, and locking mechanism into a single integrated attachment assembly. The U-shaped bracket incorporates built-in engagement features that directly interact with the vehicle chassis, eliminating the need for separate fasteners. This consolidation reduces the component count from multiple discrete parts to one integrated assembly, simplifying inventory, installation, and maintenance while maintaining firm securing.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12485866B2Brake line with attachment assembly for easy installation
Publication Date: 2025.12.02 FORD GLOBAL TECH LLC
  • US12485866B2 patent drawing
  • US12485866B2 patent drawing
  • US12485866B2 patent drawing

AI summary

An attachment assembly for a fluid line on a vehicle may include a spigot operably coupled to the fluid line such that automotive fluid may flow from the fluid line through the spigot, a coupling member which may operably couple the fluid line to the spigot, and a locking member which may be operably coupled to the coupling member to secure the fluid line to a chassis of the vehicle via insertion of the locking member into a bore disposed at the chassis of the vehicle. The locking member may be installed on the vehicle by hand without the use of tools.