Non-metallic Bracket with Integrated Rupturing Needle for Hydraulic Hoses

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Solution Overview

Problem

Existing bicycle hydraulic systems rely on metallic components for hose attachment, which may not provide adequate flexibility or durability, particularly in non-metallic body applications.

Innovation Solution

A non-metallic bracket with a rupturing member integrated into a unitary one-piece or bonded non-metallic body, featuring a tubular rupturing needle that connects the hydraulic hose attachment port to an internal fluid passage, allowing for secure and flexible attachment of hydraulic hoses without the need for metallic components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If metallic components are used for hose attachment, then strength and durability are improved, but weight increases and corrosion resistance decreases

Engineering Contradiction:
Improvehose attachment strengthVSAvoidbracket weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent changes the material parameter from metallic to non-metallic (polymer/resin), achieving a balance between strength and weight. The non-metallic body with integrated rupturing member provides sufficient attachment strength while eliminating the weight penalty of traditional metallic components.

Inventive Principle:
Principle #35Parameter changes

2Strength

If metallic components are used for hose attachment, then structural integrity is improved, but corrosion resistance worsens

Engineering Contradiction:
Improvestructural integrityVSAvoidcorrosion susceptibility
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent changes the material parameter from metallic to non-metallic, fundamentally eliminating corrosion susceptibility while maintaining structural integrity through the engineered non-metallic body design with integrated rupturing member.

Inventive Principle:
Principle #35Parameter changes

3Weight of moving object

If a non-metallic body with rupturing member is used, then weight is reduced and corrosion resistance is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvebracket weightVSAvoidmanufacturing simplicity
Core Design Contradiction:
Weight of moving objectVSEase of manufacture

Solution Approach 1:

The patent merges the rupturing member with the non-metallic body into a single integrated component. This combining of parts simplifies the manufacturing process by reducing the number of separate components that need to be produced and assembled, while still achieving the weight reduction and corrosion resistance benefits of non-metallic construction.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If traditional metallic hose attachment is used, then assembly security is improved, but assembly ease deteriorates

Engineering Contradiction:
Improveattachment securityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent merges the hose attachment function with the rupturing member into a single integrated component. This integration simplifies assembly operations by eliminating separate attachment steps while maintaining secure hose connection through the engineered non-metallic body design.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9963192B2Non-metallic bracket for a bicycle hydraulic component
Publication Date: 2018.05.08 SHIMANO INC
  • US9963192B2 patent drawing
  • US9963192B2 patent drawing
  • US9963192B2 patent drawing

AI summary

A non-metallic bracket for a bicycle hydraulic component is basically provided with a non-metallic body and a rupturing member. The non-metallic body has a hydraulic hose attachment port and an internal fluid passage. The hydraulic hose attachment port has an insertion opening disposed at an exterior surface of the non-metallic body and an internal attachment bore extending from the insertion opening towards the internal fluid passage. The rupturing member is disposed in the non-metallic body at a location spaced from the insertion opening of the hydraulic hose attachment port.