Ink Tank Cap Detector Prevents Vaporization
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Solution Overview
Problem
Users often forget to close the filling port with the cap in ink tanks, leading to ink vaporization and increased viscosity, which can result in image recording apparatus inefficiencies.
Innovation Solution
An image recording apparatus equipped with a cap detector, notification device, and controller that alerts the user if the cap is detached from the filling port for an extended period, ensuring the port is closed to prevent ink loss and deterioration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the cap is left detached from the filling port for easy access during ink filling, then the ease of operation is improved, but ink vaporization and viscosity increase occur leading to deteriorated ink quality
Solution Approach 1:
The notification device provides feedback to the user when the cap has been detached for an extended period, alerting them to potential ink quality deterioration. This feedback mechanism allows the user to maintain easy access during filling while being reminded to close the cap to preserve ink quality.
Solution Approach 2:
The system performs preliminary monitoring of the cap's attachment state and proactively notifies the user before significant ink deterioration occurs. This preliminary action prevents the harmful effect of prolonged cap detachment while maintaining operational convenience.
2Reliability
If the cap is kept attached to the filling port to prevent ink vaporization, then the reliability of ink quality is improved, but the ease of operation for ink filling deteriorates
Solution Approach 1:
The notification device provides feedback to the user when the cap has been detached for an extended period, alerting them to potential ink quality deterioration. This feedback mechanism allows the user to maintain easy access during filling while being reminded to close the cap to preserve ink quality.
Solution Approach 2:
The system automatically monitors the cap's attachment state and manages the notification process without requiring user intervention. This self-service approach maintains ink quality protection while preserving user convenience during the filling operation.
3Reliability
If a notification system is added to alert users about cap detachment duration, then the reliability of ink quality is improved, but the device complexity increases
Solution Approach 1:
The notification device provides feedback to the user when the cap has been detached for an extended period, alerting them to potential ink quality deterioration. This feedback mechanism allows the user to maintain easy access during filling while being reminded to close the cap to preserve ink quality.
Solution Approach 2:
The notification device acts as an intermediary between the cap detector and the user, translating the detection signal into a comprehensible alert. This intermediary function protects ink quality without requiring complex direct user monitoring systems.
Data Source
AI summary
An image recording apparatus includes a tank, a cap, a cap detector, a notification device, and a controller. The tank is configured to store ink therein. The tank is formed with a filling port for filling ink. The cap is configured to be attached to the filling port so as to close the filling port. The cap detector is configured to detect whether the cap is attached to the filling port. The notification device is configured to output particular information. The controller is configured to control the notification device to output a warning, in response to determining based on a detection signal of the cap detector that a particular period or longer has elapsed in a state where the cap is detached from the filling port.