Juncheng Li | Jason Li
Personal Website
Description
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Abstract
Our preliminary design is extremely simple, therefore, we spent a lot of time expanding it and perfecting it. We saw that a simple, rectangular design on the tire has very limited use in generating friction with the road. Therefore, to make it safer to ride, we created a more complicated design that will allow maximal contact with the ground, thus allowing the tire to grab onto the ground better. This will also provide a better experience during wet weathers, as it will be less likely for this new tire to slip on the wet ground. In addition, the design is also created to allow better flow of water between the designs. This will help prevent the dirty water from getting on the clothes of the rider. We also adjusted the wheel bearing to better fit the taste of people today. Gone is the old design with the boring wires. Instead, we used a three dimensional star design that offers better force distribution as well as better physical appearance. In creating a better seat to accommodate the user’s experience, we used advanced surface design to create the curvature that we believe will provide the most comfortable experience to the rider that is also best fit the engineering of the human body. The protrusion in the front and back of the seat is to offer better balance to the rider while using the unicycle. To create a better frame, we added the springs as a shock absorber system. This will absorb the bounce created by riding over uneven surfaces, and make the experience of riding smoother. In addition, we realized that, in real life, everyone have different height. Therefore, to become more user-friendly, we made the connection between the seat and the frame adjustable. When the rider needs to adjust the height of the unicycle, he or she only need to simply put the screw in the hole that best define the height of the rider, and then tighten it. We also improved the pedals so that it uses less material, is therefore lighter, and also put designs on its surface to prevent the rider’s feet from slipping.