Headlamp Long-Press Shutoff for Multi-Mode Lighting Control
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Solution Overview
Problem
The operation of turning off a headlamp is complicated in existing designs, requiring multiple button presses, which affects user experience and reduces the service life of the switch button.
Innovation Solution
A headlamp with a long-press mode that allows the light emitting tube to enter the off mode by pressing the switch button for a prolonged duration, along with a motion mode button and motion sensor for hands-free operation, and a design that includes a damping hinge for stable lighting adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the switch button is pressed multiple times to switch between lighting modes and turn off the headlamp, then the headlamp can be turned off, but the operation becomes complicated and affects user experience
Solution Approach 1:
The patent applies dynamics by introducing a long-press mode that changes the operational state based on the duration of the button press. When the user presses the switch button for a prolonged duration (long-press mode), the headlamp directly enters off mode from any lighting mode, eliminating the need for multiple sequential presses. This dynamic response to press duration simplifies the turning off operation while maintaining the existing multi-mode switching capability through normal single presses.
2Reliability
If the switch button is pressed repeatedly to turn off the headlamp, then the headlamp can be turned off, but the service life of the switch button is reduced
Solution Approach 1:
The patent applies the skipping principle by enabling the headlamp to skip through multiple intermediate lighting modes and directly transition to the off mode through a single long-press action. Instead of requiring the user to press the button multiple times to cycle through modes and then press again to turn off, the long-press mode allows the system to rush through all intermediate states and jump straight to the off state, significantly reducing the number of button presses and extending switch button service life.
3Stability of the object's composition
If the light emitting tube is fixed on the base, then the headlamp is stable, but the lighting direction cannot be adjusted
Solution Approach 1:
The patent applies dynamics by introducing a damping hinge that allows the light emitting tube to be adjusted between fixed and movable states. The damping hinge provides stable support when the tube is in position, yet allows controlled movement when needed. Users can rotate the light emitting tube to adjust lighting direction, and the damping mechanism ensures the tube remains stable once positioned, effectively combining both stability and adjustability.
4Adaptability or versatility
If the light emitting tube has multiple lighting modes, then the functionality is enhanced, but the operation to turn off becomes more complex
Solution Approach 1:
The patent resolves this contradiction by implementing a dynamic button press duration threshold. Normal single presses continue to cycle through the multiple lighting modes, maintaining full functionality. However, when the user presses the button for a prolonged duration exceeding the threshold, the system interprets this as a command to skip all modes and go directly to off mode. This dynamic interpretation of press duration allows the system to maintain multiple lighting modes while simplifying the turning off operation.
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
Simplifies the off operation by eliminating the need for multiple button presses and enhances user convenience, prevents pollution of the headlamp, and improves stability and adjustability of lighting.
Implementation Method 1
the motion sensor is used for detecting a wave signal and transmitting the wave signal to the motion mode button
Implementation Method 2
an elastic headband, where the elastic headband is connected to the base
Implementation Method 3
the connecting piece is a damping hinge
Data Source
AI summary
A headlamp includes a base, a light emitting tube, a switch button and an elastic headband. The elastic headband is connected to the base, the light emitting tube is arranged on the base, the switch button is arranged on the light emitting tube and is electrically connected with the light emitting tube, and the switch button is used for controlling the light emitting tube to switch among various lighting modes, an off mode and a long-press mode; the long-press mode is to press the switch button for a long time to make the light emitting tube directly enter the off mode from any lighting mode.