Toy Vehicle Track Snare Trap Mechanism for Winner Determination

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Solution Overview

Problem

Existing play sets for toy vehicles lack a reliable method to determine the winner of races, especially when vehicles cross the finish line simultaneously, and do not provide a fair start mechanism to prevent premature vehicle launches.

Innovation Solution

A track set with a snare trap mechanism at the finish line to capture the leading vehicle and a fair start gate mechanism to ensure synchronized starts, along with optional features like a bear trap for the losing vehicle and a checkered flag to announce the winner.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional finish line is used without a capture mechanism, then the track set is simple in structure, but it cannot reliably determine the winner when vehicles cross simultaneously

Engineering Contradiction:
Improvewinner determination reliabilityVSAvoidtrack set structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A snare trap mechanism is introduced as an intermediary device at the finish line to capture the winning vehicle. This mediator component reliably determines the winner by physically capturing the first vehicle to cross the finish line, resolving the ambiguity that occurs when vehicles cross simultaneously without such a mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the need for complex electronic sensors, cameras, or timing systems with a simple mechanical snare trap mechanism. This mechanical substitution achieves reliable winner determination through pure mechanical means - the snare trap automatically captures the winning vehicle through mechanical action alone, avoiding the complexity of electronic determination systems.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If no start control mechanism is used, then the track set is simpler to operate, but vehicles may be launched prematurely resulting in unfair races

Engineering Contradiction:
Improverace fairnessVSAvoidtrack set operation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A fair start gate mechanism is implemented that requires preliminary action - the gate must be released before vehicles can be launched. This preliminary control ensures that all vehicles start simultaneously and prevents premature launches, establishing fair race conditions before the actual racing begins.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The fair start gate acts as an intermediary control mechanism between the operator and the vehicles. It mediates the starting process by controlling when vehicles are allowed to move, ensuring that all vehicles receive the same start signal and preventing premature launches that would compromise race fairness.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If the track allows simultaneous vehicle passage at the finish line, then the track configuration is simpler, but it creates ambiguity in determining the winner

Engineering Contradiction:
Improvewinner identification precisionVSAvoidfinish line mechanism complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The snare trap mechanism serves as a precise mediator at the finish line that automatically identifies and captures the winning vehicle. It provides precise winner identification by being the first to physically engage with the winning vehicle, eliminating ambiguity even when multiple vehicles cross the finish line simultaneously or in close succession.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent incorporates visual indicators such as a checkered flag that changes position or color to signal when a vehicle has been captured by the snare trap. This visual change provides clear, unambiguous indication of the winner to observers, enhancing measurement precision in winner identification through optical signaling.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS8944339B2Toy vehicle track set
Publication Date: 2015.02.03 MATTEL INC
  • US8944339B2 patent drawing
  • US8944339B2 patent drawing
  • US8944339B2 patent drawing

AI summary

A track set for toy vehicles is provided herein, the track set having: a first track segment coupled to a first curved track segment; a second track segment coupled to a second curved track segment; a third curved track segment having an inlet end and an outlet end, the inlet end being wider than the outlet end, the inlet end being configured to receive the toy vehicles traveling on the first curved track segment and the second curved track segment; and a snare trap mechanism located at the outlet end of the third curved track segment, wherein the snare trap mechanism is configured to capture a first one of the toy vehicles traveling through the outlet end of the third curved track segment.