Cooking engagement system equipped with infrared sensor

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Solution Overview

Problem

Existing cooktop systems fail to provide a satisfactory user experience due to the limitations of printed recipe books and electronic devices, which are often cumbersome, prone to damage, and unsuitable for use near cooking environments, lacking real-time interaction and protection from heat and steam.

Innovation Solution

An interactive assembly with an image monitor, air handler, and infrared sensor system that detects temperature levels and activates airflow to protect the monitor from heat and steam, allowing for safe and convenient access to recipes and information during cooking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If electronic devices are used for recipe access during cooking, then real-time information access is improved, but the device reliability deteriorates due to heat and steam exposure

Engineering Contradiction:
Improverecipe information accessVSAvoiddevice reliability
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The patent introduces an intermediary device (display device with infrared sensor and air handler) that mediates between the user and the harsh cooking environment. This intermediary protects the user's personal electronic device from direct exposure to heat and steam while still providing recipe information access, thus resolving the contradiction between information accessibility and device reliability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The display device creates a copy of the recipe information interface, allowing users to access recipe content through a protected local display rather than relying on vulnerable personal devices. This copying approach maintains information accessibility while isolating the original device from environmental damage

Inventive Principle:
Principle #26Copying

2Loss of information

If personal electronic devices are used near cooktop, then real-time interaction is improved, but the ease of operation deteriorates due to frequent movement requirements

Engineering Contradiction:
Improvereal-time guidanceVSAvoiduser convenience
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent merges multiple functions into a single integrated display device: recipe display, temperature sensing, and air flow control. This consolidation eliminates the need for users to move between separate devices (cooktop, recipe book, personal device), thereby improving ease of operation while maintaining real-time information access

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If display is positioned near cooking area for accessibility, then ease of operation is improved, but the object-affected harmful factors worsen due to heat and steam exposure

Engineering Contradiction:
Improvedisplay accessibilityVSAvoidheat and steam exposure
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The infrared sensor acts as an intermediary that detects harmful thermal radiation and steam conditions, triggering the air handler to create protective airflow. This intermediary system allows the display to remain positioned for user accessibility while actively counteracting harmful environmental factors

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system applies preliminary anti-action by detecting the presence of heat and steam through the infrared sensor and preemptively activating the air handler to create protective airflow patterns. This prevents condensation and thermal damage before they can affect the display, while maintaining the display's accessible position

Inventive Principle:
Principle #9Preliminary anti-action

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 system enhances user engagement by providing a protected and functional display for recipes and information, maintaining visibility and preventing damage from heat and steam, thus improving the cooking experience.

Implementation Method 1

an infrared sensor mounted to or within the casing. The controller is configured to: receive, from the infrared sensor, one or more signals indicative of a temperature level of air proximate the infrared sensor

Methodology Applied
Scientific EffectInfrared radiation detection: Infrared Radiation

Implementation Method 2

activate the air handler based at least in part on whether the temperature level has exceeded the predetermined activation threshold so that air is moved across or about the image monitor

Methodology Applied
Scientific EffectForced convection: Forced Convection

Data Source

PatentUS10845246B2Cooking engagement system equipped with infrared sensor
Publication Date: 2020.11.24 HAIER US APPLIANCE SOLUTIONS INC
  • US10845246B2 patent drawing
  • US10845246B2 patent drawing
  • US10845246B2 patent drawing

AI summary

A cooking engagement system and methods therefore are provided. The system includes a cooktop appliance and an interactive assembly positioned above the cooktop appliance. The interactive assembly includes an image monitor that presents various images and information to a user, e.g., recipes. The system includes an infrared sensor for detecting operation of the cooktop appliance. When the infrared sensor senses a temperature level that exceeds a threshold, a controller communicatively coupled thereto activates an air handler to move or motivate an airflow across or about the image monitor. In this way, the image monitor may be cooled and condensation is prevented from forming on the imaging surface of the image monitor.