Adjustable Brake Hose Connector for Interference-Free Layout Setting

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Solution Overview

Problem

Conventional methods for setting the layout of brake hoses in vehicles are time-consuming and costly due to the need for repeated redesign and testing to avoid interference with surrounding parts, as the connectors' lengths and bend angles are not easily adjustable during the layout setting process.

Innovation Solution

A connector system with an adjusting unit that includes a length adjuster and an angle adjuster, featuring a sliding tube body and a ball joint, allowing for precise adjustment of the shortest length and bend angle between coupling members to prevent interference, enabling accurate placement without requiring extensive redesign.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional fixed-length and fixed-angle connectors are used, then the connector structure is simple, but the layout setting process requires repeated redesign and testing which increases time and cost

Engineering Contradiction:
Improveconnector structure simplicityVSAvoidlayout setting time
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The connector incorporates adjustable components including a telescopic rod with locking holes that allow length adjustment, and a ball joint mechanism with rotation holes that enable angle adjustment. These dynamic features allow the connector to be configured in different positions and orientations during layout setting, eliminating the need for repeated redesign of fixed connectors.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector allows changing of geometric parameters such as length and bend angle through the adjustable mechanisms. The telescopic rod can extend or retract to different lengths by engaging different locking holes, and the ball joint can rotate to create different bend angles by engaging different rotation holes, enabling flexible layout adaptation.

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If conventional fixed-angle connectors are used, then the manufacturing process is simple, but the adaptability to different layout requirements is poor

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidlayout adaptability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The connector transforms from a static fixed-angle design to a dynamic adjustable design through the ball joint mechanism. The ball joint with multiple rotation holes allows the connector to adapt to different angular requirements, providing versatility while maintaining relatively simple manufacturing processes for the individual components.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector is divided into separable adjustable segments including the telescopic rod with locking holes and the ball joint with rotation holes. This segmentation allows each component to be manufactured independently with simple processes, while the combination provides adaptable layout configurations.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If connectors with adjustable length and angle are used, then the layout setting accuracy is improved, but the device complexity increases

Engineering Contradiction:
Improvelayout setting accuracyVSAvoidconnector structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The adjustable mechanisms provide precise layout setting capability through controlled movement. The telescopic rod with discrete locking holes and the ball joint with rotation holes offer precise positioning options while maintaining manageable structural complexity through straightforward mechanical designs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector incorporates pre-designed adjustment mechanisms with predetermined locking positions. The locking holes and rotation holes are pre-positioned to provide accurate layout settings without requiring complex control systems, achieving precision through preliminary structural design.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If repeated redesign and testing of fixed connectors is performed, then the optimal layout can be found, but the manufacturing cost increases

Engineering Contradiction:
Improvelayout optimizationVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The adjustable connector allows layout optimization to be achieved through simple adjustment of the telescopic rod and ball joint rather than complete redesign. This eliminates the need for manufacturing multiple different fixed connector designs, reducing overall manufacturing costs while achieving the optimal layout.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector enables layout optimization by allowing changes in length and angle parameters through adjustment mechanisms rather than redesign. This single connector design with variable parameters replaces multiple fixed designs, reducing manufacturing complexity and cost.

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

This solution significantly reduces the time and cost associated with setting the brake hose layout by allowing for precise adjustments during testing, ensuring the brake hose is correctly positioned without interference, thus streamlining the manufacturing process.

Implementation Method 1

a first tube body slidably coupled to other end of the first length adjusting bar

Methodology Applied
Scientific EffectSliding: Friction

Implementation Method 2

an angle adjuster including a ball joint rotatably coupled to the first tube body

Methodology Applied
Scientific EffectRotation: Ball

Implementation Method 3

a first fixing member that passes through a surface of the first tube body and fastens the first length adjusting bar residing inside the first tube body

Methodology Applied
Scientific EffectFastening: Mechanical Fastener

Data Source

PatentEP3848261B1Connector for setting layout of brake hose
Publication Date: 2023.09.13 HS R & A CO LTD
  • EP3848261B1 patent drawingFigure 1
  • EP3848261B1 patent drawingFigure 2
  • EP3848261B1 patent drawingFigure 3

AI summary

A connector (100) for setting a layout of a brake hose includes a first coupling member (110) coupled to one end of the brake hose; a second coupling member (120) disposed to be spaced apart from the first coupling member (110), and coupled to the caliper housing or the frame of the master cylinder; and an adjusting unit (130) connected at one end thereof to the first coupling member (110), connected at other end thereof to the second coupling member (120), and configured to adjust a shortest length between a bottom surface of the first coupling member (110) and an outer circumferential surface of the second coupling member (120) and to adjust a bend angle between the first coupling member and the second coupling member, in a test for setting the layout of the brake hose.