Heated Dish with Rechargeable Power and Removable Insert for Cleaning

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Solution Overview

Problem

Existing dishes lack a means to maintain food at an elevated temperature for extended periods without requiring repeated reheating, especially when using a rechargeable power source and ensuring the heating element is not damaged during cleaning.

Innovation Solution

A dish with a curved wall containing a power source and integrated heating element that can be actuated to maintain the temperature of the fluid inside, featuring a rechargeable power source and a cover to protect electrical components during cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a heating element is integrated into the dish to maintain food temperature, then the food can be kept warm for extended periods, but the dish becomes more complex and harder to clean

Engineering Contradiction:
Improvefood temperatureVSAvoiddish structure
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The heating element is integrated directly into the dish body, merging the heating function with the serving vessel. This eliminates the need for separate heating devices and simplifies the overall system while maintaining the ability to keep food warm.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The dish includes a rechargeable battery that powers the heating element, allowing the dish to serve itself by maintaining food temperature without requiring external power sources or additional equipment.

Inventive Principle:
Principle #25Self-service

2Duration of action of moving object

If a rechargeable power source is integrated into the dish, then the heating element can be activated, but the dish cannot be easily washed without damaging the power source

Engineering Contradiction:
Improveheating durationVSAvoidcleaning ease
Core Design Contradiction:
Duration of action of moving objectVSEase of manufacture

Solution Approach 1:

The dish is divided into separate components: a removable insert containing the power source and heating element, and a main dish body. This segmentation allows the insert to be removed for washing the main body, and the insert itself can be cleaned without exposing the power source to water.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A removable insert acts as an intermediary between the power source and the main dish body. This insert can be detached and cleaned separately, protecting the power source from water damage while allowing the dish to be washed.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the heating element is made accessible for cleaning, then the dish can be washed thoroughly, but the heating element may be damaged during washing

Engineering Contradiction:
Improvecleaning accessibilityVSAvoidheating element durability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The heating element is contained within a removable insert that can be separated from the main dish body. This allows the insert to be cleaned in a way that protects the heating element from water damage while still providing cleaning access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The removable insert is designed as a disposable or replaceable component. If the heating element becomes damaged during cleaning, the entire insert can be replaced rather than attempting to repair the heating element, maintaining reliability at low cost.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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 effectively keeps food warm by maintaining temperature through a rechargeable power source and protects the heating element from damage during washing, enhancing user convenience and durability.

Implementation Method 1

A heating element is positioned within the wall. The heating element is electrically coupled to the power source wherein the power source actuates the heating element. The heating element is actuatable to increase a temperature of the wall wherein the heating element is configured to increase a temperature of the fluid.

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS20250375057A1Heated Dish Device
Publication Date: 2025.12.11 HUTCHINSON KENNETH
  • US20250375057A1 patent drawing
  • US20250375057A1 patent drawing
  • US20250375057A1 patent drawing

AI summary

A heated dish device for warming food within the dish includes a wall that is curved wherein the wall is designed to hold a fluid. A power source is positioned within the wall. A heating element is positioned within the wall. The heating element is electrically coupled to the power source wherein the power source actuates the heating element. The heating element is actuatable to increase a temperature of the wall wherein the heating element is designed to increase a temperature of the fluid.