Mechanical Brake-Force Distributor for Anti-Lock Stability

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Current braking systems in vehicles rely heavily on electronic and electromechanical components, leading to increased weight, energy consumption, and complexity, with potential safety issues due to the need for numerous sensors and delayed responses, which can result in suboptimal braking performance and increased stopping distances.

Innovation Solution

An active mechanical brake-force distributor with innovative insertion configurations that uses a distribution free wheel and mechanical components to manage torque distribution between axles without electronic or electromechanical devices, ensuring optimal traction and braking performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If electronic and electromechanical components are used in braking systems, then braking control precision is improved, but device complexity and weight increase

Engineering Contradiction:
Improvebraking control precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces electronic and electromechanical components with a purely mechanical brake-force distributor that uses a valve and hydraulic circuit to achieve brake force distribution. This mechanical system eliminates sensors, control units, and complex electronics while maintaining braking control precision through hydraulic pressure regulation and mechanical feedback mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The mechanical brake-force distributor operates autonomously using the vehicle's existing hydraulic braking system and mechanical components. The valve automatically regulates brake force distribution between front and rear wheels based on hydraulic pressure differences, without requiring external electronic control or power sources, thereby reducing system complexity.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If electronic sensors and control units are installed, then braking response accuracy is improved, but energy consumption increases

Engineering Contradiction:
Improvebraking response accuracyVSAvoidenergy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent eliminates electronic sensors and control units by using a mechanical valve system that responds directly to hydraulic pressure changes in the braking circuit. This passive mechanical system requires no electrical energy, eliminating the energy consumption associated with electronic components while maintaining braking response accuracy through direct hydraulic feedback.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The mechanical brake-force distributor continuously regulates brake force distribution throughout the braking process without interruption or energy input requirements. The valve maintains continuous hydraulic pressure regulation based on real-time pressure differences, providing sustained accurate braking response without the intermittent energy consumption of electronic systems.

Inventive Principle:
Principle #20Continuity of useful action

3Device complexity

If mechanical valve systems are used to distribute brake force, then device complexity is reduced, but response speed may be limited

Engineering Contradiction:
Improvesystem simplicityVSAvoidbraking response speed
Core Design Contradiction:
Device complexityVSSpeed

Solution Approach 1:

The patent utilizes hydraulic pressure transmission through the vehicle's existing braking fluid to achieve rapid response speeds. The mechanical valve responds instantaneously to hydraulic pressure differences, and the incompressible brake fluid transmits force changes throughout the system at speeds limited only by fluid dynamics, matching or exceeding electronic system response times while maintaining mechanical simplicity.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The mechanical brake-force distributor employs a dynamic valve mechanism that automatically adjusts its opening based on real-time hydraulic pressure conditions. This dynamic response allows the system to adapt instantly to changing braking demands, maintaining high response speed while preserving mechanical simplicity through passive pressure-driven operation without fixed or predetermined settings.

Inventive Principle:
Principle #15Dynamics

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 reduces weight and energy consumption, enhances braking efficiency by eliminating parasitic drag and sensor delays, and provides improved traction and directional stability, allowing for shorter stopping distances and better torque distribution across axles.

Implementation Method 1

The distribution free wheel (12) connects the propulsion shaft (6) to the axles (17, 20)

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

at least one active mechanical brake-force distributor (1) equipped with a plurality of interconnections consisting of gears or pulleys with belts (2-7, 14-41), interconnection shafts (3, 6, 11, 13, 17, 20) and motion transmission, modulation and inversion means (8-11, 15-36)

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 3

designed to take the load on the rear axle into account, always bearing in mind that the greater is the decrease of pressure in the hydraulic circuit, the lower is the concerned load

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP3867111B1Active mechanical brake-force distribution with exclusive mechanical Anti-locking function
Publication Date: 2022.11.30 LAMBERTI LAMBERTO
  • EP3867111B1 patent drawingFigure 1
  • EP3867111B1 patent drawingFigure 2
  • EP3867111B1 patent drawingFigure 3

AI summary

An active mechanical brake-force distributor (1) with exclusively mechanical anti-locking function, which is installable inside braking systems in the technical-engineering field, actuated by motors and/or generators of various types (21, 22), characterized in that it is provided with at least one distribution free wheel (12) and a plurality of interconnections consisting of gears or pulleys with belts (2, 3, 4, 5, 7, 14, 16, 19, 26, 27, 32, 33, 38, 39, 40, 41), interconnection shafts (3, 6, 11, 13, 17, 20) and motion transmission, modulation and inversion means or clutches adapted to provide rapid accelerations and equally efficient decelerations (10, 12, 15, 18, 22, 23, 24, 25, 29, 30, 31, 34, 35, 36, 37); said elements being operatively connected to one another to form said mechanical distributor (1), which is configured to optimize, in an exclusively mechanical and non-electronic manner, the controlled rotation under acceleration and deceleration of the vehicle wheels according to a mere rolling motion without slipping on any type of road surface, and to modulate the speed itself of the vehicle under acceleration and deceleration with full control of the directional stability thereof.