Fluid Connection Retention Gasket for Leak-Proof Axial Stability

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Solution Overview

Problem

Existing fluid connection systems in vehicles face challenges with stability and hermeticity, particularly under pressure, leading to potential leakage and wear of metallic components due to free movements between connected elements, which complicates assembly and affects safety.

Innovation Solution

A connection system featuring a male and female connection end with a retaining element and a deformable gasket, such as an O-ring, that maintains compression and prevents relative axial movement, ensuring stability and hermeticity even under varying pressures, and allows for easy assembly with adjustable gasket dimensions and properties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a retaining element is used to connect male and female connection ends, then the connection stability is improved, but free movements between connected elements cannot be avoided when pressure is not maintained

Engineering Contradiction:
Improveconnection stabilityVSAvoidhermeticity
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

A gasket is introduced as an intermediary element between the male and female connection ends. This gasket serves dual functions: it seals the connection to ensure hermeticity, and it prevents free movements between connected elements when pressure is not maintained, thereby resolving the contradiction between connection stability and hermeticity

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The gasket's deformability allows it to change its physical state based on pressure conditions. Under pressure, it maintains sealing; without pressure, it prevents free movements. This parameter change enables the system to maintain both stability and hermeticity under different operating conditions

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If connection ends are allowed to rotate freely during assembly, then assembly ease is improved, but wear of metallic components occurs leading to leakage

Engineering Contradiction:
Improveassembly easeVSAvoidcomponent wear
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The gasket acts as a protective intermediary that absorbs and distributes mechanical stresses during assembly and operation. This prevents direct contact and wear between metallic components while still allowing necessary rotational movement for easy assembly

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The gasket, as a flexible element, accommodates rotational movements during assembly without causing wear to rigid metallic components. Its flexibility allows it to deform and return to shape, preventing metal-to-metal contact that would lead to wear and leakage

Inventive Principle:
Principle #30Flexible shells and thin films

3Adaptability or versatility

If multiple connections are made between transport elements and functional elements, then system functionality is improved, but assembly complexity increases

Engineering Contradiction:
Improvesystem functionalityVSAvoidassembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connection system with male and female connection ends designed according to the invention provides a universal connection solution that can be applied to multiple different functional elements (hydraulic pump, brake caliper, damper, ABS, etc.). This multi-functional design reduces assembly complexity by standardizing connections across diverse components

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

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 solution provides a stable, leak-proof connection that simplifies assembly, reduces wear, and facilitates the integration of complex systems by maintaining connection integrity under pressure, while allowing for rotational movement in some configurations and fixed positioning in others, thus enhancing safety and reducing assembly time and costs.

Implementation Method 1

a deformable gasket, such as an O-ring, that maintains compression and prevents relative axial movement

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 2

a deformable gasket, such as an O-ring, that maintains compression

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12188596B2Connection system for fluid conduction
Publication Date: 2025.01.07 J JUAN SA
  • US12188596B2 patent drawing
  • US12188596B2 patent drawing
  • US12188596B2 patent drawing

AI summary

A connection system for fluid conduction having a male connection end (2), a female connection end (3) and a retaining element (4). The male connection end (2) having a retaining groove (21) which makes up a first recess (22). The female connection end (3) having a retaining hole (31) which makes up a second recess (32) facing the first recess (22). The retaining element (4) is designed to be inserted through the retaining hole (31) and be housed between the first recess (22) and the second recess (32) to keep the male connection end (2) attached to the female connection end (3) when both ends (2, 3) are connected. The connection system (1) has a gasket (5) placed between the male connection end (2) and the female connection end (3), configured to hinder relative movements of said ends (2, 3) when connected along an axial direction (X).