Removable Heartbeat Plush Module for Washable Sleep Soothing

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Solution Overview

Problem

There is a need for a plush comforting device that mimics the sound and vibration of a human heart to soothe infants and children, with features such as a removable sound mechanism for washing, battery-powered operation, automatic shut-off, and compatibility with various plush components.

Innovation Solution

A plush comforting device with a removable sound mechanism control box containing replaceable batteries, built-in speakers, and a vibration motor, featuring an internal activation switch and automatic shut-off, designed to recreate the sensation of a heartbeat.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the sound mechanism is integrated permanently into the plush component, then the device structure is simpler, but the plush component cannot be washed and maintenance is difficult

Engineering Contradiction:
Improvedevice structureVSAvoidwashing and maintenance
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The device is divided into two main segments: a washable plush component and a non-washable control box containing the sound mechanism, batteries, and electronics. This segmentation allows the plush component to be removed and washed separately while the control box remains intact, resolving the contradiction between simple structure and washability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control box containing the sound mechanism, batteries, and electronic components is extracted from the plush component as a separate removable unit. This extraction enables the plush component to be washed without damaging electronic parts, while maintaining a relatively simple overall device structure.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If the sound mechanism includes built-in speakers and vibration motors with replaceable batteries, then the device functionality is improved, but the device complexity increases

Engineering Contradiction:
Improvedevice functionalityVSAvoidsound mechanism structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple functional components (sound mechanism, vibration motor, battery compartment, control circuitry) are merged into a single integrated control box. This consolidation provides comprehensive functionality while containing the complexity within one modular unit that can be easily attached to or removed from the plush component.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If the control box is removable from the plush component, then washing is easier, but the connection mechanism becomes more complex

Engineering Contradiction:
Improvewashing convenienceVSAvoidconnection mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Standardized connector interfaces are used for attaching and detaching the control box from the plush component. These standardized connection mechanisms enable easy removal for washing while maintaining a relatively simple and reliable attachment system that can be easily manufactured and assembled.

Inventive Principle:
Principle #26Copying

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 device provides comfort and security to infants and children by mimicking a heartbeat, promoting better sleep and addressing separation anxiety, with easy cleaning and battery longevity through removable components and timed operation.

Implementation Method 1

a vibration motor... to recreate the sensation of a heartbeat

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 2

built-in speakers... to recreate the sensation of a heartbeat

Methodology Applied
Scientific EffectElectroacoustic conversion:

Data Source

PatentUS20250367565A1Plush Comforting Device
Publication Date: 2025.12.04 STRANSKY TIFFANI
  • US20250367565A1 patent drawing
  • US20250367565A1 patent drawing
  • US20250367565A1 patent drawing

AI summary

A plush comforting device, which is a stuffed toy designed to help babies and children sleep better by creating the feel of a heartbeat using sound and vibration. The plush comforting device comprises a plush component that is configured in the shape of a teddy bear or other animal or other suitable shape. The plush component comprises a removable sound mechanism control box which comprises replaceable batteries, built-in speakers, and a vibration motor. The control box has an internal activation switch, separate controls for the heartbeat sound and vibration, and automatically shuts off after an allotted amount of time. The control box can be removed so the plush component can be washed.