Electrochromic Strip Temperature Sensing via Metal Crimp
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Solution Overview
Problem
Existing solutions fail to monitor and communicate the internal temperature of items during transportation and storage, which can lead to adverse effects on sensitive contents.
Innovation Solution
An item and method that utilize a metal crimp coupled with a sensor to sense the internal temperature of contents within a bottle or box, and an electrochromic strip to display temperature indications, potentially alerting users and manufacturers via a server.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If existing temperature monitoring solutions are used, then environmental temperature can be monitored, but internal temperature of the item cannot be monitored
Solution Approach 1:
The monitoring system is segmented into two distinct parts: an environmental temperature sensor that monitors external conditions, and an internal temperature sensor integrated with the item that monitors internal conditions. This segmentation allows both external and internal temperature information to be collected independently, resolving the contradiction between monitoring capability and information availability.
Solution Approach 2:
The internal temperature sensor and electrochromic indicator are nested within the item structure itself (e.g., embedded in the packaging or container). This nesting enables the internal monitoring system to be integrated into the item without adding significant external complexity, while providing previously unavailable internal temperature information.
2Reliability
If temperature sensing device is integrated into the item, then internal temperature can be monitored, but device complexity increases
Solution Approach 1:
The temperature sensor, electrochromic indicator layer, and power source are merged into a single integrated assembly that is attached to or embedded in the item. This merging reduces the number of separate components and simplifies the overall device structure while maintaining reliable internal temperature monitoring capability.
Solution Approach 2:
The electrochromic indicator layer changes color in response to temperature variations, providing a visual indication of internal temperature conditions. This color-change mechanism eliminates the need for complex electronic displays or additional signaling components, reducing device complexity while improving reliability through a fail-safe visual warning system.
3Ease of operation
If electrochromic strip is added for display, then temperature indication is provided, but manufacturing complexity increases
Solution Approach 1:
The electrochromic strip utilizes electrochromic material that changes color in response to electrical signals from the temperature sensor. This approach provides an intuitive visual interface for users while avoiding complex display electronics, buttons, or screens that would complicate manufacturing. The strip can be applied as a label or integrated layer during the packaging process.
Solution Approach 2:
The mechanical or electronic display mechanisms (such as digital screens, LEDs, or mechanical gauges) are replaced with an electrochromic strip that provides temperature indication through color changes. This substitution simplifies the manufacturing process by eliminating complex assembly steps while providing clear, easy-to-understand visual feedback to users.
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
Effectively monitors and communicates the internal temperature of items, enabling users and manufacturers to take necessary measures to protect sensitive contents, ensuring their fitness for consumption.
Implementation Method 1
the sensor is adapted to sense the temperature of the content through the metal crimp
Implementation Method 2
an electrochromic strip coupled with the sensor and adapted to display an indication of the temperature value
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
Aspects of the invention are directed towards a system and a method for sensing temperature of an item (102) and displaying temperature thereof. One or more embodiments of the invention describe the method comprising steps of sensing, by a metal crimp (116) coupled with a sensor (114), a temperature of content inside an item (102) and determining a value of the temperature. The method further describes step of displaying an indication of the temperature value on an electrochromic strip (108) coupled with the sensor (114).