Infant Entertainment Device With Kick-Activated Mobile

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Solution Overview

Problem

Conventional infant entertainment devices with static mobiles often fail to engage infants effectively, particularly when they are in a supine position, lacking interactive elements that respond to infant inputs.

Innovation Solution

An infant entertainment device with a movable entertainment component that is activated by an infant's input, such as kicking, utilizing a drive mechanism connected to an input mechanism that includes biasing members to facilitate movement and return, allowing the entertainment component to change positions in response to infant interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the mobile is made static and fixed, then the structure is simple and stable, but the infant entertainment value is reduced

Engineering Contradiction:
Improveinfant entertainment valueVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mobile transitions from a static structure to a dynamic system where the entertainment component can move in response to infant input. The input mechanism allows the mobile to respond to kicking motions, and the drive mechanism converts this input into movement of the entertainment component, making the structure adaptive and interactive rather than fixed

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the mobile is made movable in response to infant input, then the infant engagement is improved, but the device complexity increases

Engineering Contradiction:
Improveinteractive engagementVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mobile is divided into distinct functional segments: the housing, the entertainment component, the input mechanism, and the drive mechanism. Each segment has a specific function, and they are connected through well-defined interfaces. This segmentation allows for easier manufacturing, assembly, and maintenance while achieving the desired interactivity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The drive mechanism acts as an intermediary between the input mechanism and the entertainment component. It converts the motion from the input mechanism into appropriate movement of the entertainment component, mediating the interaction and simplifying the overall system architecture

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the input mechanism is positioned above the support member, then the infant can easily kick it, but the structural space requirements increase

Engineering Contradiction:
Improveinfant accessibilityVSAvoidstructural space
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The input mechanism is positioned above the support member in the vertical dimension rather than extending horizontally. This vertical arrangement allows the infant to kick the mechanism easily while minimizing the horizontal space requirements, utilizing the third dimension to resolve the space-accessibility contradiction

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

Enhances engagement and entertainment value by providing interactive movement in response to infant input, promoting active play and visual stimulation.

Implementation Method 1

the biasing member applies a force to the input mechanism so that the input mechanism moves from its fourth position to its third position

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12409394B1Infant entertainment device
Publication Date: 2025.09.09 MATTEL INC
  • US12409394B1 patent drawing
  • US12409394B1 patent drawing
  • US12409394B1 patent drawing

AI summary

An aspect of the infant entertainment device relates to an entertainment component that is moved by an input from an infant. In one embodiment, the entertainment component moves in response to a kicking input from an infant in a supine position. The infant entertainment device includes an input mechanism that is positioned so that the infant can move the input mechanism by kicking it. The infant entertainment device includes a drive mechanism that converts movement of the input mechanism into motion of the entertainment component. In one implementation, the entertainment component is a mobile that moves when the infant kicks the input mechanism.