Foldable Multi-Passenger Human-Powered Vehicle
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Solution Overview
Problem
Current human-powered land vehicles are not suitable for group travel as they require balance skills, are heavy, and difficult to transport, and lack a foldable, safe, and balance-less design for multiple passengers.
Innovation Solution
A foldable human-powered vehicle with a wheel assembly, deck assembly, seating assembly, handle assembly, and brake assembly that allows multiple passengers to ride, providing a safe and balance-less experience for recreation, exercise, and therapy, featuring a design that includes multiple seat portions, handle portions, and a deck support frame with adjustable components for easy transportation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional human-powered vehicles are used, then one or a few users can ride, but they require significant balance skills and are dangerous
Solution Approach 1:
The vehicle is divided into multiple independent seating positions (first, second, and third positions) with separate control mechanisms, allowing multiple users to ride simultaneously without requiring balance skills. Each position can be independently occupied and controlled, eliminating the single-point failure risk and reducing danger to users.
Solution Approach 2:
The vehicle transitions from a two-wheeled configuration to a three-wheeled configuration by adding an additional wheel and seating position. This dimensional change from 2D to 3D wheel arrangement provides inherent stability without requiring user balance skills, fundamentally eliminating the danger associated with balancing on two wheels.
2Ease of operation
If traditional human-powered vehicles are used, then they can be propelled by human muscle, but they are heavy and difficult to transport
Solution Approach 1:
The vehicle incorporates foldable components including the handlebar assembly that can be folded downward, and the wheel assembly that can be detached from the deck assembly. These dynamic, reconfigurable features allow the heavy vehicle to be collapsed into a compact form for easy transportation and storage, directly addressing the transportability issue.
3Adaptability or versatility
If traditional human-powered vehicles are used, then they allow individual or tandem travel, but they do not provide for group travel
Solution Approach 1:
The vehicle is designed with universal adaptability to accommodate multiple users in different configurations. The deck assembly can support seating at multiple positions (first, second, and third positions), and the handlebar assembly can be positioned for different user preferences. This multi-functionality allows the same vehicle structure to serve individual, tandem, or group travel needs without requiring multiple different vehicles.
Data Source
AI summary
A foldable human-powered vehicle upon which users can ride is described. The vehicle includes a wheel assembly, a deck assembly, a seating assembly, a handle assembly, a deck support frame, and a brake assembly. The vehicle also includes a first and a second bicycle having a first handle disposed opposite a second handle. A first handle of the second bicycle is affixed to a second handle of a portion of the handle assembly to affix the second bicycle to the vehicle. A second handle of the first bicycle is affixed to a first handle of a portion of the handle assembly to affix the first bicycle to the vehicle. The vehicle also includes a rear component affixed to a portion of the deck assembly, where a head tube of a third bicycle is affixed to the rear component to affix the third bicycle to the vehicle.


