Hose Connection System Integrating Compression Collar and O-Ring Seal

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Solution Overview

Problem

Existing connection systems for hoses, particularly for washing machine hoses, require additional clamps or parts, leading to inefficiencies and potential leaks when these parts are not available.

Innovation Solution

A connection system for hoses comprising a linking part, a conduit, a part with male threading, a compression collar, and at least one drain hose, which ensures secure connection and sealing without the need for additional parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a clamp is purchased separately to secure the hose to the coupling tube, then the connection can be secured, but the device complexity and number of parts increases

Engineering Contradiction:
Improveconnection securityVSAvoidnumber of parts
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the hose clamping function and the coupling tube connection function into a single integrated component. The coupling tube itself incorporates the clamping mechanism, eliminating the need for separate clamps and reducing the total number of parts while maintaining reliable hose securing.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The coupling tube is designed to perform multiple functions simultaneously: it serves as both the connection interface for the conduit and the securing mechanism for the hose. This multi-functional design eliminates the need for additional specialized parts like separate clamps.

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

2Ease of operation

If additional parts are not available for installation, then the installation process is simplified, but the connection reliability deteriorates leading to leaks

Engineering Contradiction:
Improveinstallation simplicityVSAvoidconnection sealing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The sealing function is integrated into the coupling tube structure itself through the inclusion of an O-ring. This eliminates the need for separate sealing components or gaskets, allowing reliable leak-proof connections to be achieved with the basic installation components already present.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The O-ring acts as an intermediary sealing element that is pre-integrated into the coupling tube system. This mediator ensures reliable sealing between the hose and coupling tube without requiring additional complex sealing mechanisms or multiple parts.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If a separate clamp is used to secure the hose, then the hose can be secured, but the manufacturing cost and material usage increases

Engineering Contradiction:
Improvehose securingVSAvoidmaterial usage
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The hose securing function is merged into the coupling tube structure itself. The coupling tube incorporates the clamping features directly, eliminating the need for separate clamp components and reducing overall material consumption while maintaining effective hose securing.

Inventive Principle:
Principle #5Merging (Combining)

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 connection system effectively secures washing machine hoses to coupling tubes, preventing leaks and ensuring proper wastewater disposal without the need for additional clamps or parts.

Implementation Method 1

with the help of an O-ring inside same, ensures a correct connection and sealing for wastewater disposal

Methodology Applied
Scientific EffectSealing:

Implementation Method 2

a compression collar (4), wherein the compression collar (4) has a female threading (d) which is screwed on the part with male threading (3), capable of causing the compression that secures the drain hose (5) to the reducing end (b)

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentEP4534883A1Connection system for hoses
Publication Date: 2025.04.09 CABALLERO LEAL ARANTZAZU
  • EP4534883A1 patent drawingFigure 1
  • EP4534883A1 patent drawing
  • EP4534883A1 patent drawing

AI summary

The present invention relates to a connection system for hoses that is made up of a linking part, a conduit, a part with male threading and a compression collar, as well as at least one drain hose. The invention solves the drawback that exists when a washing machine hose must be connected to a coupling tube.