Printer Cartridge Float Flag for Waste Level Monitoring
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Solution Overview
Problem
Printing systems face challenges in effectively collecting and indicating the level of waste printing material, leading to potential leakage due to clogged nozzles or misdirected ink drops, which can result in excess ink accumulation in the receptacle.
Innovation Solution
A cartridge with a receptacle and a floating flag mechanism that indicates the filling level of waste printing material, where the flag's position or size changes based on the filling level, allowing for visual or sensor-based detection to prevent overflow and facilitate timely emptying.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a receptacle is used to collect waste printing material, then waste accumulation is contained, but leakage occurs due to lack of level indication
Solution Approach 1:
The float mechanism automatically indicates the filling level of waste printing material in the receptacle without requiring external monitoring systems. The flag rises and falls with the waste level, providing continuous visual feedback to users, enabling them to timely empty the receptacle before overflow occurs.
2Reliability
If no filling level indication is provided, then the device structure remains simple, but waste overflow cannot be detected timely
Solution Approach 1:
The flag is designed as a simple, disposable visual indicator that can be integrated into the receptacle structure. It provides reliable overflow detection through basic float mechanics without requiring complex electronics or sensors, maintaining cost-effectiveness while solving the detection problem.
3Reliability
If the flag mechanism is added to indicate filling level, then leakage is prevented, but the cartridge structure becomes more complex
Solution Approach 1:
The float mechanism and flag are integrated directly into the receptacle structure of the cartridge, merging the indication function with the waste collection container. This integration minimizes additional components and structural complexity while providing reliable waste level monitoring throughout the cartridge's operational 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
The system effectively prevents leakage by providing a clear indication of the waste material level, enabling timely intervention and maintaining the receptacle's capacity, thus ensuring efficient ink management and reducing waste accumulation.
Implementation Method 1
a float (16) is provided which is arranged to float on the waste printing material (12)
Data Source
AI summary
A cartridge for a printing system comprises a receptacle to receive waste printing material from the printing system, a floater to change its position based on a varying filling level of the waste printing material in the receptacle, and a flag mechanically coupled to the floater, wherein a position of the flag depends on the position of the floater and indicates, outside of the receptacle, the filling level.