Adjustable Seat Tricycle Frame for Multi-User Adaptability
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Solution Overview
Problem
Children's tricycles typically have a fixed distance between the seat and pedals, limiting their use to riders of specific heights, requiring adjustments or separate toys for different users.
Innovation Solution
A children's tricycle design featuring a frame with a pivot point and a seat that extends from the head tube to the rear triangle, allowing users of varying sizes to adjust their position for comfortable pedaling and handling, using materials like steel, aluminum, or metal composites.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the distance between the seat and pedals is fixed, then the structure is simple and easy to manufacture, but only users of a specified height can comfortably operate the tricycle
Solution Approach 1:
The patent applies the dynamics principle by making the seat position adjustable along the top tube. The seat can be moved forward or backward to different positions on the top tube, allowing users of different heights to find a comfortable riding position. This transforms the previously fixed seat into a dynamic, adjustable component that adapts to different users without requiring complex adjustment mechanisms.
Solution Approach 2:
The patent implements universality by designing the seat to accommodate multiple users of different sizes using the same tricycle. The seat's ability to be positioned at various locations on the top tube makes it a universal component that serves different height requirements, eliminating the need for multiple tricycles or complex adjustment systems.
2Adaptability or versatility
If the seat position is fixed, then the manufacturing process is simple, but additional toys must be purchased to accommodate different family members
Solution Approach 1:
The seat is designed as a dynamic component that can be positioned at different locations along the top tube. This allows a single tricycle to accommodate multiple family members of different heights by simply moving the seat to the appropriate position, eliminating the need to purchase additional toys for each user.
Solution Approach 2:
The seat extension is divided into multiple discrete positions along the top tube. Users can select and attach the seat at different segments or positions on the top tube based on their height requirements. This segmentation provides flexibility and adaptability while maintaining ease of manufacture through standardized attachment points.
Data Source
AI summary
A children's tricycle comprises a frame, a set of handlebars, a fork, three wheels and a seat adaptable for users of different sizes without modification. The frame comprises a top tube, a head tube and a rear triangle that is substantially perpendicular to the top tube. In some embodiments, the seat extends from the head tube to a point on the frame. In some embodiments, the seat extends from a pivot point of the tricycle along the top tube to the rear triangle. Accordingly, to utilize the tricycle, different sized users are able to move forward or backward on the seat to comfortably engage the pedals and handlebars of the tricycle. In some embodiments, the frame of the children's tricycle comprises one or more of steel, aluminum and metal composite.