Next-Generation Wheelchair Suspension Systems
Legal Citation
Summary of the Inventive Concept
A comprehensive, adaptive, and intelligent wheelchair suspension system that dynamically adjusts to terrain and obstacles, ensuring optimal stability, comfort, and independence for users.
Background and Problem Solved
The original wheelchair suspension patent addressed the need for improved obstacle traversal, but its fixed suspension design has limitations in adapting to diverse terrain and user needs. The new inventive concept overcomes these limitations by integrating advanced sensors, AI-powered algorithms, and real-time adjustment capabilities to provide unparalleled wheelchair stability and ride quality.
Detailed Description of the Inventive Concept
The next-generation wheelchair suspension system comprises a sensor suite for detecting terrain features and obstacles, a controller for processing sensor data and generating adjustment commands, and an actuator for modifying suspension characteristics in real-time. The system incorporates artificial intelligence and machine learning algorithms to predict and adapt to changing terrain and obstacles, ensuring optimal stability and comfort for the user. Additionally, the system features a self-leveling suspension mechanism, predictive maintenance capabilities, and modular, adaptive design for customized user experiences.
Novelty and Inventive Step
The new inventive concept introduces a paradigm shift in wheelchair suspension design by integrating AI-powered obstacle detection, real-time adjustment, and predictive maintenance, which are not present in the original patent. These advancements enable a more dynamic, responsive, and user-centric wheelchair experience.
Alternative Embodiments and Variations
Alternative embodiments may include the use of different sensor types, AI algorithms, or actuator mechanisms. Variations could include integrating the suspension system with other wheelchair components, such as propulsion or steering systems, or developing specialized suspension modules for specific user needs or environments.
Potential Commercial Applications and Market
The next-generation wheelchair suspension system has significant commercial potential in the healthcare, mobility, and accessibility industries. It addresses a critical need for improved wheelchair stability and comfort, enhancing user independence and quality of life. The system's adaptability and customization capabilities also open up opportunities for targeted marketing and sales strategies.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61G5/10 |
| A | A61 | A61G5/04 |
| A | A61 | A61G5/042 |
| A | A61 | A61G5/043 |
| A | A61 | A61G5/06 |
| A | A61 | A61G5/1078 |
| A | A61 | A61G5/1089 |
| B | B60 | B60G2300/24 |
| Y | Y10 | Y10S180/907 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Mobility Assistive Devices, specifically wheelchair suspension systems and adaptive mobility technologies, encompassing mechanical engineering, sensor integration, and assistive device design
Person of Ordinary Skill (PHOSITA) Profile
A mechanical engineer or assistive technology specialist with expertise in wheelchair design, suspension mechanisms, sensor integration, and adaptive control systems, typically holding a Bachelor's or Master's degree with 3-5 years of practical experience
Obviousness Rationale
A PHOSITA would recognize that integrating AI-powered sensing, adaptive suspension, and predictive maintenance into wheelchair systems represents a natural technological progression from existing suspension patents. The core mechanical suspension principles remain consistent, with the primary innovation being enhanced sensor and control technology. These advancements would be considered straightforward extensions of known wheelchair suspension design principles, leveraging emerging computational and sensing technologies.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,470 |
|---|---|
| Title | Wheelchair suspension |
| Assignee(s) | INVACARE CORPORATION |