Hydraulic Coupling Bracket for Preset-Angle Hose Connections

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Solution Overview

Problem

Connecting hydraulic hoses at a certain angle in cramped work areas is inefficient, physically taxing, and time-consuming, often leading to damage from rubbing and vibration, which can cause fluid leakage and system downtime.

Innovation Solution

A bracket system with a split flange and fasteners secures the hose connection at a preset angle, reducing the need for precise alignment and preventing rotation, thus simplifying the installation process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the hose is connected without a bracket at any angle, then the installation is simple and flexible, but the hose may contact other parts causing damage from rubbing and vibration

Engineering Contradiction:
Improvehose protection from damageVSAvoidconnection structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A bracket is introduced as an intermediary component between the hose coupling and the valve body. The bracket serves as a mediator that positions the hose at a specific angle and prevents contact with other parts, thereby protecting the hose from rubbing and vibration damage without requiring complex alignment procedures

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the hose is connected at a specific angle to avoid contact with other parts, then the hose is protected from damage, but the installation becomes inefficient and time-consuming

Engineering Contradiction:
Improvehose protection from damageVSAvoidinstallation efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The bracket is pre-configured with the correct angle and positioning features before installation. The bracket includes pre-positioned mounting holes and alignment features that guide the installer, eliminating the need for complex angle measurements and adjustments during installation. This preliminary preparation of the bracket structure enables quick and accurate installation while maintaining the protective angle

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If the hose connection is secured with multiple fasteners, then the connection stability is improved, but the installation becomes more complex and time-consuming

Engineering Contradiction:
Improveconnection stabilityVSAvoidfastening structure
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

Multiple fastening functions are merged into a single integrated bracket structure. The bracket combines the positioning, angling, and fastening functions into one component that attaches to the valve body through a standardized mounting interface. This consolidation maintains connection stability while simplifying the installation process by reducing the number of separate fastening operations required

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12428800B2Apparatus to secure angle of hydraulic coupling connections
Publication Date: 2025.09.30 CATERPILLAR INC
  • US12428800B2 patent drawing
  • US12428800B2 patent drawing
  • US12428800B2 patent drawing

AI summary

In some implementations, a hydraulic coupling connection, defined between a hose and a valve of a machine, includes: a split flange configured to be engaged with a coupling disposed at an end of the hose; a plurality of fasteners disposed through corresponding openings in the split flange, wherein the plurality of fasteners are configured to secure the split flange and the coupling to a body of the valve; and a bracket secured with the split flange, via first and second fasteners, of the plurality of fasteners, disposed through corresponding openings in the bracket, wherein the bracket is configured to secure the connection at a first angle.