Swing Arm Cargo Bicycle Frame for Stable Off-Road Hauling
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Bicycles with single piece frames face limitations in transporting equipment over non-manicured or non-paved roads due to limited storage capacity and increased instability, as existing suspension systems do not effectively absorb terrain variations.
Innovation Solution
A two-piece bicycle frame design with a swing arm cargo area and a suspension system that allows the cargo portion to adjust vertically, combined with a removable attachment to the seat portion, providing increased storage and reduced instability through a suspension system with adjustable angles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a single piece frame is used, then the bicycle structure is simple and easy to manufacture, but the storage capacity is limited and stability deteriorates when transporting equipment over non-manicured roads
Solution Approach 1:
The bicycle frame is divided into two separate pieces: a seat portion and a cargo portion (swing arm assembly). This segmentation allows the cargo portion to independently move and absorb terrain variations, improving equipment stability while maintaining manufacturing simplicity through modular construction.
2Ease of manufacture
If a single piece frame is used, then the manufacturing process is simple, but the storage capacity is limited
Solution Approach 1:
The frame is segmented into separate seat and cargo portions, allowing the cargo area to be extended and configured independently. This enables increased storage capacity for larger equipment while the modular design keeps manufacturing straightforward.
3Stability of the object's composition
If traditional suspension systems are used, then they can absorb some terrain variations, but they are positioned under the seat and do not effectively reduce instability for cargo transport
Solution Approach 1:
The suspension function is extracted from the traditional under-seat position and integrated into the cargo portion (swing arm assembly). This allows the suspension to directly affect cargo stability by absorbing terrain variations at the source, rather than transmitting them to the cargo area.
4Adaptability or versatility
If a swing arm mechanism is used, then performance on non-manicured roads is improved, but the design does not account for safe transport of equipment
Solution Approach 1:
The swing arm mechanism is merged with a cargo area and suspension system specifically designed for equipment transport. This combination maintains the terrain adaptability of the swing arm while adding features like cargo containment, suspension for vibration reduction, and securement capabilities for safe equipment transport.
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
The two-piece frame design with a swing arm and adjustable suspension system enhances equipment stability and storage capacity, allowing safe transport of larger items over uneven terrain.
Implementation Method 1
a suspension system positioned between the cargo portion and the seat portion that allows for the absorption of vertical movements
Data Source
AI summary
A cargo apparatus for a bicycle and the bicycle are disclosed, the bicycle comprises a seat portion, with the seat portion and a cargo portion in removable communication with the seat portion, the cargo portion comprises a cargo swing arm assembly having a cargo frame; the cargo swing arm assembly has a swing arm cargo area and a swing arm support in connection with one another, a rear wheel is rotably confined by the swing arm cargo area, a suspension system, and the cargo swing arm assembly is in the removable communication from a seat portion, and a method of applying the cargo apparatus is disclosed, with the cargo apparatus being vertically adjustable with a surface on which the cargo swing arm assembly traverses.