Ridable Kart With Rotatable Visual Feature

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Solution Overview

Problem

Conventional karts without motors require riders to push off the riding surface, and often lack movable visual effects that do not require hand or foot movement, making them less suitable for smaller riders and less engaging for children.

Innovation Solution

A ridable kart design featuring a movable visual effect where one portion of the kart's body moves relative to another, allowing users to steer and generate a visual effect without removing their hands or feet from their normal positions, utilizing a rotatable front portion with an inner surface visible through windows in the outer cover, creating a moving visual feature like eyes that follow the direction of steering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a kart is designed without a motor to be simpler and more suitable for smaller riders, then the kart becomes easier to manufacture and less complex, but the rider must use feet to push off the riding surface which reduces ease of operation

Engineering Contradiction:
Improvekart structureVSAvoidpropulsion method
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The kart body is designed to propel itself through the interaction between the movable inner surface and the outer cover portion. The visual feature on the inner surface moves relative to the window portion as the user steers, creating a self-propelling mechanism that eliminates the need for manual pushing while maintaining structural simplicity

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If a movable visual feature is added to engage children and personalize the kart, then the visual appeal and user engagement improve, but the rider must directly move the visual feature with hands or feet which reduces ease of operation

Engineering Contradiction:
Improvevisual personalizationVSAvoidvisual feature control
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The visual feature is merged with the functional steering mechanism of the kart. The inner surface carrying the visual feature is movably coupled to the outer cover portion, so that steering movements simultaneously control both the direction of the kart and the position of the visual feature relative to the window portion, eliminating the need for separate control

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The visual feature automatically moves and positions itself relative to the window portion based on the steering input from the user. The system self-regulates the visual display without requiring direct manual manipulation, making the engagement feature operate autonomously through normal riding actions

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10421005B2Kart with movable visual effect
Publication Date: 2019.09.24 RAZOR USA LLC
  • US10421005B2 patent drawing
  • US10421005B2 patent drawing
  • US10421005B2 patent drawing

AI summary

A ridable kart having a front portion rotatably coupled to a rear portion. The front portion includes an inner surface that is adjacent to an outer cover portion and the two surfaces move relative to one another. The outer cover portion includes window portions or openings through which a portion of the inner surface is visible. The inner surface includes a visual feature that is visible through the window portions and the visual features moves relative to the window portions when the front portion rotates relative to the rear portion.