Collapsible Toy Racetrack Loop via Center of Gravity Shift
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing toy racetracks lack features that significantly enhance excitement and amusement for children, as they fail to provide dynamic and reconfigurable track elements that adapt to toy vehicle interactions effectively.
Innovation Solution
A collapsible partial loop section made of hingedly connected arcuate track segments that maintain a free-standing configuration until a toy vehicle passes over, shifting the center of gravity and causing the loop to collapse, accompanied by a spring-loaded ornamental head and a wind-up motor-driven diverter to direct the vehicle to alternative paths.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed loop structure is used in the toy racetrack, then the track provides a stable and predictable path for toy vehicles, but the play experience becomes repetitive and lacks excitement
Solution Approach 1:
The loop section is designed to transition from a static, stable configuration to a dynamic, collapsing configuration when a toy vehicle passes through it. The hinged connections allow the loop segments to move from an upright position to a collapsed position, providing adaptability while maintaining structural integrity during each phase
Solution Approach 2:
The loop section changes its physical state from upright to collapsed in response to the force applied by a passing toy vehicle. This parameter change (position/orientation) transforms the track configuration dynamically, enhancing play variety without requiring complex control mechanisms
2Adaptability or versatility
If a collapsible loop section with hinged segments is implemented, then the track becomes dynamic and reconfigurable, but the structural complexity and difficulty of manufacture increase
Solution Approach 1:
The loop is divided into multiple arcuate track segments that are hinged together, allowing each segment to move independently. This segmentation enables the loop to collapse in a controlled manner while using simple, repetitive components that are easy to manufacture
Solution Approach 2:
Instead of using complex mechanisms to actively change the loop configuration, the design allows the loop to passively collapse under the force of a passing vehicle. This inverted approach simplifies the mechanism by eliminating motors, sensors, or actuators that would be needed for active control
3Adaptability or versatility
If the loop section is designed to collapse under vehicle weight, then excitement and surprise are enhanced, but the loop may become unstable or collapse prematurely without a vehicle
Solution Approach 1:
A support stand is positioned beneath the loop section to counterbalance the weight of the hinged segments, maintaining the upright configuration during normal operation. When a toy vehicle passes through, its additional weight overcomes this counterbalance, triggering the controlled collapse
Solution Approach 2:
The loop section is designed to respond to the force applied by a passing vehicle with a visible collapse action. This feedback mechanism provides immediate visual and physical response to the child's play action, enhancing engagement while the support stand ensures the loop remains stable until triggered
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 solution enhances play experience by creating dynamic interactions, maintaining interest through reconfigurable track elements and surprise elements like a spring-loaded head and diverter, offering varied and challenging pathways for toy vehicles.
Implementation Method 1
The partial loop portion is preferably configured so that the center of gravity of the series of segments lies approximately over the location at which the stand props up the segments, thus allowing the vertical segments to 'balance' and maintain a free-standing, partial loop configuration. In this configuration, when a force is applied to the upper section of the pathway, such as a force resulting from a vehicle travelling along and up to the upper section of the pathway, the added force shifts the center of gravity past the balancing point, and the partial loop section collapses.
Implementation Method 2
A sufficient number of arcuate track segments are provided so that the pathway preferably begins to curve back over itself. The partial loop portion is preferably configured so that the center of gravity of the series of segments lies approximately over the location at which the stand props up the segments
Data Source
AI summary
A toy racetrack including a partial loop section is configured to maintain a partial loop configuration when maintained in an unloaded, freestanding configuration, and to collapse when in a loaded state in which a toy vehicle passes over such partial loop section. When a force is applied to the upper section of the pathway from a traversing toy vehicle, the added force shifts the center of gravity past the balancing point that maintains the partial loop section in its freestanding configuration, and the partial loop section collapses. A spring-loaded head may be provided at the end of the upper portion of the partial loop section, and may be configured to spring away from the partial loop section when contacted by a toy vehicle. A wind-up motor may be provided that drives a diverter in the base of the partial loop section, which may direct a toy vehicle through the partial loop section or onto an alternative racetrack path.