Rotating Arcuate Stunt Loop for Toy Vehicle Tracks

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Solution Overview

Problem

Existing toy vehicle track sets and playsets with loop tracks lack novel entertainment mechanisms and often require a complete loop structure for toy vehicles to perform loops, limiting configuration options with interchangeable track segments.

Innovation Solution

A stunt loop apparatus with a partial loop portion and a rotating arcuate portion that forms a continuous pathway, allowing toy vehicles to perform loops without a fixed complete loop structure, and features a collinear inlet and outlet for easy integration with other track segments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a complete loop track structure is used, then toy vehicles can perform loops, but the configuration flexibility and interchangeability with other track segments is limited

Engineering Contradiction:
Improveconfiguration flexibilityVSAvoidloop structure completeness
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The loop track is divided into a partial loop portion and a rotating arcuate portion that can independently move. This segmentation allows the loop structure to be configured flexibly with other track segments while still enabling complete loops when the arcuate portion rotates into position.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The arcuate portion is made rotatable between different positions (first position blocking entry, second position blocking exit, and intermediate positions forming continuous pathway). This dynamic capability allows the same structure to serve multiple functions: enabling loops, blocking tracks, and integrating with different track configurations.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a rotating arcuate portion is used to form continuous pathway, then configuration flexibility is improved, but the mechanism complexity increases

Engineering Contradiction:
Improvetrack segment interchangeabilityVSAvoidrotating mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotating arcuate portion serves multiple functions: it forms a continuous pathway for loops, blocks vehicle entry or exit when in specific positions, and can be integrated with various track configurations. This multi-functionality reduces the need for separate components for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system uses the toy vehicle's own motion and presence to trigger the rotation timing. The arcuate portion rotates to appropriate positions based on whether a vehicle is present on the track, eliminating the need for external control mechanisms.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If the arcuate portion rotates to block entry or exit, then vehicle flow control is improved, but the control mechanism complexity increases

Engineering Contradiction:
Improvevehicle flow controlVSAvoidrotation control system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system incorporates sensors or detection mechanisms that monitor the presence of toy vehicles on the track. This feedback information is used to automatically control the rotation of the arcuate portion to appropriate positions, ensuring vehicles are blocked from entering or exiting when necessary and allowing flow when safe.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The arcuate portion's rotation is automatically controlled based on the detected presence or absence of vehicles. The system self-regulates the blocking and unblocking actions without requiring external intervention, simplifying operation while maintaining control.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11571631B2Toy vehicle playset with stunt loop apparatus
Publication Date: 2023.02.07 MATTEL INC
  • US11571631B2 patent drawing
  • US11571631B2 patent drawing
  • US11571631B2 patent drawing

AI summary

A toy vehicle playset comprises a stunt loop apparatus. The stunt loop apparatus has a support, a partial loop portion coupled to the support, and an arcuate portion rotatably coupled to the support. The partial loop portion has an opening and the arcuate portion is configured to rotate between an inlet position and an outlet position within the opening. By rotating the arcuate portion from the inlet position to the outlet position, a continuous pathway is formed that allows a toy vehicle to sequentially travel along the arcuate portion in the inlet position, the partial loop portion, and then the arcuate portion in the outlet position.