Valve Signaling Mechanism for Vacuum Pump Protection
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Solution Overview
Problem
Existing storage cover valve systems are prone to deterioration and material failure due to prolonged vacuum creation during air extraction, lacking effective control mechanisms to indicate when maximum compression is achieved.
Innovation Solution
A valve with a signaling mechanism, including a light and/or audible signal, that indicates whether fluid is passing through, allowing users to intuitively determine when to stop pumping and prevent unnecessary wear on equipment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a simple valve system is used for air extraction, then the device complexity is reduced and manufacturing cost is lowered, but the pump or vacuum cleaner deteriorates due to prolonged vacuum creation
Solution Approach 1:
The patent implements a signaling means that provides visual feedback to the user about the pumping status. The signal indicates whether fluid is currently passing through the valve, allowing the user to stop pumping when the container is sufficiently evacuated, thereby preventing pump deterioration from prolonged vacuum creation while maintaining a relatively simple valve structure
2Productivity
If pumping continues for extended period to achieve maximum compression, then bulk reduction is improved, but the cover material may tear and pump deteriorates
Solution Approach 1:
The signaling means provides real-time feedback about fluid flow status through the valve. When the signal indicates no fluid passage, it warns the user to stop pumping before the cover material reaches its tensile limit, preventing tears while achieving sufficient compression for bulk reduction
3Device complexity
If no signaling mechanism is provided, then the device complexity is reduced, but the user cannot intuitively determine when to stop pumping
Solution Approach 1:
The patent incorporates a signaling means that emits visual signals to indicate fluid passage status. This feedback mechanism allows users to intuitively determine when to start or stop pumping without requiring complex controls or technical knowledge, significantly improving ease of operation while adding only moderate complexity to the valve structure
Solution Approach 2:
The signaling means may utilize color changes or light emission to provide intuitive visual feedback about pumping status, allowing users to immediately understand whether fluid is passing through the valve and when to adjust or stop pumping operations
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
Prevents equipment deterioration by alerting users when maximum compression is reached, ensuring efficient and safe operation while avoiding unnecessary pumping.
Implementation Method 1
In the case where the signal emitted is a light signal, the signaling means comprises at least one light source such as an LED
Implementation Method 2
in the case where the signal is an audible signal, the signaling means comprises at least one sound source such as a 'buzzer'
Implementation Method 3
This pumping operation enables the extraction of air from the storage cover so as to create within said cover a vacuum or quasi-vacuum
Data Source
AI summary
The subject of the present invention is a valve for extracting, by pumping, a fluid contained in a space, said valve comprising: a) a main body having a first opening for the passage of said fluid during pumping, and b) an indicator means configured to indicate whether or not the fluid is passing through the first opening.