Push-Button Switch Cap Ridge to Prevent Accidental LED Activation
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Solution Overview
Problem
Existing lighting devices lack modularity, simplicity in control, and compact size, making them difficult to configure and control effectively for various applications.
Innovation Solution
A modular lighting device design featuring a cavity with a push button switch and a cap with a protrusion and ridge configuration that prevents accidental activation, combined with a dual printed circuit board structure and a battery enclosure, allowing for a compact and easily controllable lighting module that can be integrated into various devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a push button switch is integrated into the cap for single-button control, then ease of operation is improved, but the risk of accidental activation increases
Solution Approach 1:
The ridge structure is designed to preemptively prevent accidental activation by creating a mechanical barrier that must be overcome to activate the switch. The ridge protrudes into the cavity to limit the inward movement of the cap, thereby preventing the push button from being accidentally pressed unless deliberate force is applied at the correct location.
Solution Approach 2:
The ridge acts as an intermediary mechanical element between the cap and the push button switch. It mediates the interaction by controlling the transmission of force from the cap to the button, allowing activation only when the cap is pressed at the intended location with sufficient force to overcome the ridge's mechanical constraint.
2Ease of operation
If the cap is made flexible to enable button activation, then ease of operation is improved, but the protection of internal components deteriorates
Solution Approach 1:
The cap is designed with non-uniform flexibility, being more flexible at the button press location to enable easy activation, while maintaining rigidity in other areas to protect internal components. The ridge structure provides localized structural reinforcement that directs and limits the flexibility to specific regions where it is needed for operation.
3Adaptability or versatility
If the lighting module is designed to be modular and removable, then adaptability is improved, but manufacturing precision requirements increase
Solution Approach 1:
The lighting module features asymmetric tooth and notch configurations that provide both modularity and precise alignment. The asymmetric design ensures that the module can only be installed in one correct orientation, thereby maintaining manufacturing precision requirements while enabling easy removal and reinstallation for adaptive configurations.
Data Source
AI summary
A lighting device includes a body, a lighting module, and a cap. The body includes a cavity, the cavity including an aperture. The lighting module is in the cavity and include a push button switch. The cap covers the aperture and include an outward side and an aperture side having a protrusion. The protrusion and push buttons switch are positioned such that they are proximate and when the cap is pushed inward near the protrusion, the protrusion pushes the push button switch and activates the lighting module. The cap includes a ridge surrounding the protrusion on the outward side, the ridge preventing the protrusion from being pushed into the push button switch, unless the cap is pressed at approximately a location of the protrusion.