Foldable Scooter Seat Assembly with Hinged Mounting Plates
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Solution Overview
Problem
Stand-up scooters become tiring for longer rides due to the need to stand, while motorized scooters are larger and more expensive, lacking a practical solution for a convertible seating option.
Innovation Solution
A foldable seat assembly with a seat post and upper and lower mounting plates, allowing the seat to transition from an upright seated position to a lowered standing position, comprising a center plate and side plates connected with hinges, and tabs that engage with corresponding slots on mounting plates for secure attachment to the scooter's seat and foot deck.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If a stand-up scooter is used for longer distances, then the scooter remains lightweight and simple, but the rider experiences fatigue due to standing for extended periods
Solution Approach 1:
The seat assembly is designed to be movable between multiple positions (upright seated position, lowered standing position, and folded storage position) through hinge mechanisms. This dynamic reconfigurability allows the scooter to adapt to different riding scenarios, enabling seated comfort for long distances while maintaining the ability to stand for shorter trips, thus resolving the contradiction between riding duration and rider comfort
2Ease of operation
If a motorized scooter with seating is used, then rider comfort for longer distances is improved, but the scooter becomes larger and more expensive
Solution Approach 1:
The seating system is segmented into independent components: a seat, a seat post with hinges, upper and lower mounting plates, and tabs. This modular segmentation allows the seat to be added as a separate accessory to an existing scooter frame, providing comfort without requiring a complete redesign of the scooter's structure, thereby avoiding increased size and cost
Solution Approach 2:
The seat assembly serves multiple functions: it provides seated comfort for long rides, can be folded away to maintain a compact profile, and attaches universally to standard scooter frames through the mounting plate and hinge mechanism. This multi-functionality allows a single add-on component to address both comfort needs and space constraints without requiring different scooter designs
3Ease of operation
If a fixed seat position is provided, then seated comfort is ensured, but the scooter cannot be used in standing mode and occupies more space
Solution Approach 1:
The seat assembly incorporates hinge joints that enable dynamic repositioning between upright and lowered positions. The upper mounting plate hinges connect the seat to the seat post, while the lower mounting plate hinges connect the seat post to the foot deck. This dynamic linkage system allows the seat to transition smoothly between configurations, providing both seated comfort and standing versatility without compromising either mode of operation
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
Enables a comfortable seated ride for longer distances and easy conversion to a standing position, enhancing user experience without the bulk and cost of motorized scooters, by providing a versatile seating solution that can be installed on existing scooters.
Implementation Method 1
The seat post comprises a center plate and side plates connected to opposite sides of the center plate with hinges
Implementation Method 2
Tabs extending from the upper and lower ends of the side plates are mateable with corresponding slots in the upper and lower mounting plates
Data Source
AI summary
A seat assembly for a scooter is provided and is movable from a substantially upright position for a seated user to a lowered position for a standing user. The assembly comprises a seat post and upper and lower mounting plates. The seat post comprises a center plate and side plates connected to opposite sides of the center plate with hinges. Tabs extending from the upper and lower ends of the side plates are mateable with corresponding slots in the upper and lower mounting plates. The upper mounting plate comprises a hinge that is connected to a top edge of the center plate and is attachable to the bottom of a seat. The lower mounting plate comprises a hinge that is connected to a lower edge of the center plate and is attachable to the rear of a foot deck of the scooter.