Vacuum Cleaner Lighting Timer Circuit for Battery Life
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Solution Overview
Problem
Existing lighting apparatus for vacuum cleaners require manual activation and deactivation to preserve battery life, lacking an automatic mechanism to manage power usage effectively.
Innovation Solution
A lighting apparatus with a housing adapted for vacuum cleaner attachments, featuring an electric circuit with a battery, switch, and timing device that automatically deactivates the lighting after a predetermined time, allowing for automatic power management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If the lighting device is powered by a battery requiring manual activation and deactivation, then battery life can be preserved through user control, but the device complexity increases and user convenience decreases
Solution Approach 1:
The lighting device automatically activates when the vacuum cleaner operates and automatically deactivates after a predetermined time period, eliminating the need for manual user intervention. The timing device autonomously manages the lighting duration, allowing the system to serve itself rather than requiring continuous user control, thus improving ease of operation while maintaining energy efficiency.
2Ease of operation
If the lighting device is powered by a battery with automatic timing deactivation, then ease of operation is improved by eliminating manual intervention, but device complexity increases due to additional timing circuitry
Solution Approach 1:
The timing device is integrated into the existing battery-powered circuitry of the lighting apparatus. The switch, battery, and timing device are combined into a unified electrical system where the timing function is incorporated alongside the power management components, rather than being a completely separate addition. This merging approach minimizes the increase in device complexity while achieving automatic operation.
3Ease of operation
If the lighting device operates continuously when powered by the vacuum motor, then ease of operation is improved by automatic activation, but energy consumption increases unnecessarily when cleaning is not needed
Solution Approach 1:
The lighting device operates periodically rather than continuously - it activates automatically when the vacuum cleaner is in use and deactivates automatically after a predetermined time period. This periodic operation pattern ensures the lighting is available when needed (improving ease of operation) while limiting energy consumption to necessary intervals rather than continuous operation, thus resolving the contradiction between automatic activation and energy efficiency.
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
This solution enhances battery life by automatically turning off the lighting after a set period, ensuring efficient power usage without user intervention.
Implementation Method 1
The electric circuit includes a battery and a switch operably connected to the battery and the lighting device
Data Source
AI summary
A lighting device for a vacuum cleaner is provided with a cleaning attachment, a housing adapted to attach to the cleaning attachment, and at least one lighting device. The lighting device is further provided with an electric circuit including a battery and a switch operably connected to the battery and the lighting device to regulate electric current between the battery and the lighting device. The lighting device includes a timing device adapted to deactivate the lighting device after a predetermined amount of time after activation by the switch.