Electronically Adjustable Shock Assembly for Terrain-Adaptive Suspension

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Solution Overview

Problem

Conventional shock assemblies provide a constant damping rate throughout the stroke, failing to adapt to varying performance characteristics needed by advanced recreational and sporting vehicles.

Innovation Solution

A plug and play suspension system with electronically adjustable components, including active valves and a dedicated communications network, allows for real-time adjustment of shock assembly characteristics based on user input, terrain conditions, and vehicle dynamics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional shock assemblies are used with constant damping rate, then the structure is simple and cost is low, but the performance cannot be adapted to varying terrain conditions

Engineering Contradiction:
Improveadaptation to terrain conditionsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shock assembly incorporates electronically controllable valves that dynamically adjust damping rates in real-time based on terrain conditions and vehicle motion, transforming a static system into an adaptive one that can optimize performance across varying operational conditions

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The standalone communication network enables the shock assembly to perform multiple functions including receiving control signals, transmitting status information, and autonomously adjusting damping characteristics, eliminating the need for vehicle wiring harnesses and integrating multiple systems into a single modular unit

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

2Adaptability or versatility

If electronically adjustable components are added to shock assemblies, then performance characteristics can be varied, but the device complexity increases

Engineering Contradiction:
Improveperformance adjustment capabilityVSAvoidelectronic system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The electronic control system is segmented into modular components including controllable valves, sensors, and a standalone communication network, allowing each component to be independently optimized and replaced without affecting the entire system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A standalone communication network acts as an intermediary between the shock assembly and external control systems, enabling wireless or isolated communication that simplifies integration while maintaining full electronic control capabilities

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If conventional wiring harnesses are used for communication, then vehicle integration is achieved, but installation complexity and cost increase

Engineering Contradiction:
Improveinstallation easeVSAvoidwiring complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The communication functionality is extracted from the vehicle's central wiring harness and embedded directly within the shock assembly as a standalone network, eliminating the need for complex vehicle integration while maintaining full communication capabilities

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12350991B2Plug and play suspension
Publication Date: 2025.07.08 FOX FACTORY INC
  • US12350991B2 patent drawing
  • US12350991B2 patent drawing
  • US12350991B2 patent drawing

AI summary

A plug and play suspension system is disclosed. The plug and play suspension system includes at least one electronically adjustable shock assembly, a controller, and a communications network to communicatively couple said controller with said at least one electronically adjustable shock assembly.