Bendable Hose With Retaining Wire For Garden Watering

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Solution Overview

Problem

Existing garden watering lances are limited in versatility and cannot be easily positioned or left unattended for extended water supply operations, lacking the ability to adapt to various situations and requiring separate retention means for flexibility.

Innovation Solution

A bendable bend retaining hose portion with a plastically deformable holding member, allowing the hose to be positioned and secured in place, featuring a wire core and spacer to prevent kinking and fatigue, with adaptable mounting portions that resist rotation and axial movement, enabling flexible positioning and use as a lawn sprinkler or other water supply configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a rigid tube-like portion is used, then the system is positionable, but it lacks flexibility

Engineering Contradiction:
ImprovepositionabilityVSAvoidflexibility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The hose is segmented into multiple functional zones: a rigid holding member (wire or rod) provides structural support and positionability, while the flexible hose material provides adaptability. The mounting portions connect these segments, allowing the system to combine both rigid and flexible characteristics in different sections of the same component.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a flexible hose is used, then the system is adaptable, but it cannot be positioned without separate retention means

Engineering Contradiction:
ImproveflexibilityVSAvoidretention means
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The holding member (wire or rod) and the hose are merged into a single integrated component where the holding member is embedded within or attached to the hose. This combination eliminates the need for separate retention means, as the holding member itself provides the positioning function while the hose provides flexibility.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If existing watering lances are used, then basic watering function is provided, but versatility for different situations is limited

Engineering Contradiction:
Improvebasic functionVSAvoidsituational adaptability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The hose is designed to be dynamically configurable, allowing the user to bend and shape it into different configurations (loops, curves, angles) depending on the watering situation. The holding member maintains these dynamic shapes once formed, enabling the same basic device to adapt to various spatial requirements without mechanical joints or pivoting mechanisms.

Inventive Principle:
Principle #15Dynamics

4Stability of the object's composition

If the hose is made plastically deformable, then it can be held in desired position, but it may kink or fatigue

Engineering Contradiction:
Improveposition retentionVSAvoidkinking and fatigue resistance
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The hose material parameters are specifically selected to balance plastic deformability with resistance to kinking and fatigue. The holding member's structural parameters (diameter, material strength, flexibility) are optimized to provide sufficient support to prevent kinking while allowing the hose to return to its original shape after bending, thereby preventing fatigue accumulation.

Inventive Principle:
Principle #35Parameter changes

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 versatile and cost-effective garden water supply apparatus that can be easily positioned and left unattended, offering improved reach and adaptability in watering tasks while minimizing kinking and fatigue risks, enhancing user convenience and operational efficiency.

Implementation Method 1

The plastically deformable holding member may be bent into a desired shape and may then hold that shape

Methodology Applied
Scientific EffectPlasticity: Plasticity

Data Source

PatentEP2806729B1Garden water supplying apparatus
Publication Date: 2016.09.28 EXEL INDUSTRIES SA
  • EP2806729B1 patent drawingFigure 1~2
  • EP2806729B1 patent drawingFigure 3
  • EP2806729B1 patent drawingFigure 4

AI summary

A garden water supplying hose portion 3 which is bendable and will retain its shape when bent. The hose portion 3 comprises a deformable wire holding portion 32 for holding the hose portion 3 in a bent configuration. The holding portion 32 is provided within and is mounted to a length of hose 31.