Modulator Valve Assembly Inner Outer Housing Segmentation

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Solution Overview

Problem

Conventional vehicle braking systems face inefficiencies in producing different configurations of modulators for various braking systems, leading to inconvenient production and customization challenges.

Innovation Solution

The use of an inner and outer housing configuration for the modulator, where the inner housing with a standardized valve member assembly is encased in a customizable outer housing, allowing for standardized production while accommodating different braking system configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional modulators are produced with customized configurations for different braking systems, then adaptability to various braking systems is improved, but manufacturing complexity and production time increase

Engineering Contradiction:
Improveadaptability to various braking systemsVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The modulator is divided into two distinct segments: a standardized inner housing containing the valve member assembly and a customizable outer housing. The inner housing maintains uniform port configurations and internal components across all models, while the outer housing can be varied to meet different braking system requirements. This segmentation allows independent optimization of each component.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner housing is designed as a universal component that can be used across multiple modulator configurations. By standardizing the inner housing with consistent port arrangements and valve assemblies, the same core component serves multiple braking system types, reducing the need for custom manufacturing while maintaining adaptability through outer housing variations.

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

2Adaptability or versatility

If conventional modulators are customized for different braking systems, then versatility is improved, but production efficiency decreases

Engineering Contradiction:
ImproveversatilityVSAvoidproduction efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The inner housing and valve member assembly are pre-configured and standardized during manufacturing, allowing for bulk production of identical core components. This preliminary standardization enables efficient assembly line production, while customization is deferred to the outer housing stage where different outer housings can be quickly attached to the standardized inner units.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If standardized inner housing is used across different modulator configurations, then manufacturing cost is reduced, but adaptability to specific braking systems must be maintained

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidconfiguration flexibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The standardized inner housing is nested within the customizable outer housing, creating a layered structure where the universal inner component provides cost-effective mass production benefits, while the outer housing layer provides the necessary configuration flexibility for different braking systems. This nested arrangement allows both standardization and customization to coexist effectively.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentEP2794373B1Valve assembly
Publication Date: 2016.04.27 HALDEX BRAKE PROD AB
  • EP2794373B1 patent drawingFigure 1
  • EP2794373B1 patent drawingFigure 2
  • EP2794373B1 patent drawingFigure 3

AI summary

A valve assembly comprising an inner housing in which is provided a first port, a second port, and a third port there being located in the inner housing a valve member assembly which is movable between a first position in which the second port is connected to the third port whilst the first port is closed, a second position in which the first port is connected to the second port whilst the third port is closed, and a third position in which at least two of the first, second and third ports are closed, wherein the valve assembly further comprises an outer housing which Is separate from and encloses at least part of the inner housing, the outer housing having a first port and a second port, the Inner housing and outer housing each being provided with first mating parts, which engage to provide a substantially fluid tight seal between the Inner housing and the outer housing whilst enclosing a conduit for fluid communication between the first port of the inner housing and the first port of the outer housing, and second mating parts, which engage to provide a substantially fluid tight seal between the inner housing and the outer housing whilst enclosing a conduit for fluid communication between the second port of the Inner housing and the second port of the outer housing.