Kitchen Vessel Thermochromatic Lug Sensor With Interchangeable Elements
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Solution Overview
Problem
Existing kitchen vessel thermochromatic paint methods require specific tools, are limited to precise temperature ranges, and wear out during cleaning and heating, necessitating additional coating steps and tools.
Innovation Solution
A kitchen vessel with affixed thermochromatic sensor elements that can be independently painted or coated using conventional systems, allowing for interchangeable thermochromatic pigment means to detect various temperature ranges without additional decorating operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If thermochromatic paint is applied to gripping lugs using automated painting operations, then temperature signaling function is achieved, but additional coating steps and specifically designed tools are required
Solution Approach 1:
The patent separates the thermochromatic signaling function from the gripping lug structure by using an independently affixed sensor element. This segmentation allows the signaling component to be applied separately without interfering with the automated coating of the gripping lug, thus reducing overall process complexity while maintaining the temperature indication function
Solution Approach 2:
The thermochromatic pigment is extracted from the gripping lug coating process and placed into a separate sensor element that is then affixed to the gripping lug. This extraction eliminates the need for specialized thermochromatic coating steps and tools, as the sensor can be applied using conventional affixing methods after the gripping lug is coated
2Reliability
If thermochromatic paint is used for decorating portions, then temperature indication is achieved, but it affects the automatized painting step of the vessel
Solution Approach 1:
By segmenting the temperature indication function into a separate affixed sensor element, the patent allows the vessel body to be painted using fully automated processes without interruption. The thermochromatic sensor is applied independently after the main painting operation, thus maintaining productivity while achieving temperature indication
Solution Approach 2:
The gripping lugs are coated with conventional paint using automated systems first, and then the thermochromatic sensor elements are affixed in a subsequent step. This preliminary action sequence allows the main painting operation to proceed without interruption, maintaining high productivity
3Measurement precision
If each thermochromatic paint is designed for a specific temperature range, then precise temperature signaling is achieved, but versatility across different vessel types is limited
Solution Approach 1:
The patent creates a universal affixing mechanism that can accommodate different thermochromatic sensor elements with varying temperature ranges. The standardized recess and affixing method allow the same gripping lug structure to work with multiple sensor types, providing versatility across different vessel applications while maintaining precise temperature indication for each specific use case
4Reliability
If thermochromatic paint materials are applied to vessel surfaces, then temperature sensing is achieved, but the paint wears out during cleaning and heating
Solution Approach 1:
The thermochromatic pigment is extracted from the vessel surface coating and concentrated into a separate, dedicated sensor element. This extraction allows the sensor to be positioned in a protected location within the gripping lug structure, shielding it from the mechanical wear of cleaning and the thermal stress of heating, thereby extending its service life
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
Enables flexible temperature sensing without the need for specific tools or precise temperature range limitations, with sensors that can be easily replaced and compatible with conventional painting processes.
Implementation Method 1
thermochromatic paint materials which, at a set temperature, change their color, to signal a user that a set temperature has been achieved
Data Source
Figure 1~3
Figure 2~5
AI summary
A kitchen vessel, having a thermochromatic sensor, comprises, in one or more outward extending lugs thereof, a thermal sensing device, such as an additional (preferably inter-exchangeable) sensing element, made of a material holding thermochromatic pigments therein.