Non-Articulating Commercial Vehicle Layout for Stability and Payload
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Solution Overview
Problem
Current commercial vehicle designs, particularly articulating tractor-trailer combinations, face limitations in cubic capacity, stability, and efficiency due to separate cab and trailer configurations, leading to increased maintenance costs, reduced payload capacity, and safety concerns, while non-articulating designs are restricted by federal laws and lack integration with Level 5 Autonomous Vehicle Architecture.
Innovation Solution
The development of integrated, non-articulating commercial vehicles with a single, unified body design featuring battery-electric or hydrogen-electric propulsion, all-wheel steering, and enclosed energy systems, which enhance stability, payload capacity, and safety, and facilitate the integration of Level 5 Autonomous Vehicle Architecture by eliminating manual connections and providing a sealed environment for electrical and pneumatic components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If articulating tractor-trailer combination designs are used, then vehicle flexibility and adaptability are improved, but vehicle stability and safety deteriorate
Solution Approach 1:
The patent merges the tractor and trailer into a single integrated non-articulating vehicle body, eliminating the articulating joint between separate units. This integration maintains adaptability through the unified design while significantly improving stability by removing the pivot point that causes tracking issues and accidents.
2Volume of moving object
If longer vehicle body designs are implemented, then cubic capacity is improved, but vehicle control and safety deteriorate
Solution Approach 1:
The integrated non-articulating design allows for longer vehicle bodies with increased cubic capacity while maintaining better control. The unified structure eliminates the articulating joint that complicates control of longer vehicles, providing improved stability and easier operation despite the increased length and volume.
3Ease of manufacture
If separate cab and trailer configurations are used, then manufacturing flexibility is improved, but maintenance costs and operational efficiency deteriorate
Solution Approach 1:
The patent combines the cab and trailer into a single manufactured unit, improving operational efficiency by eliminating manual connections and reducing maintenance costs. While this reduces manufacturing flexibility compared to separate units, the integrated design provides better operational productivity and lower lifecycle costs.
4Adaptability or versatility
If articulating vehicle designs are used, then adaptability to different operations is improved, but accident risk and safety deteriorate
Solution Approach 1:
The integrated non-articulating design eliminates the articulating joint that is a primary cause of tracking accidents and loss of control. The unified vehicle structure maintains operational adaptability while significantly improving safety by removing the mechanical connection point that fails under stress and causes accidents.
5Stability of the object's composition
If integrated non-articulating designs are implemented, then vehicle stability and safety are improved, but legal compliance and manufacturing complexity deteriorate
Solution Approach 1:
The integrated non-articulating design simplifies the overall vehicle structure by eliminating the articulating joint, improving stability while reducing mechanical complexity. Although new manufacturing processes are required for the integrated body, the elimination of complex articulating mechanisms and manual connection systems results in net reduced device complexity.
Data Source
AI summary
A commercial vehicle having various GVWR configurations with a vehicle body with two or more axles, and a cab that does not pivot relative to the vehicle body, and a battery-electric-powered or hydrogen-electric-powered propulsion system. The vehicle has a center of gravity that is substantially lower, and a track width which is substantially narrower, than an articulating tractor-trailer combination with a trailer size comparable to the vehicle body of the present invention, providing substantially increased stability, and with all axles steerable, substantially improving the turning and trailing of the vehicle. Additional attributes are improved safety, increased payload weight and cubic capacity, higher productivity and lower maintenance costs. Many other advantages flow from this vehicle design.