Light Adjustment Device Panel Unit Bonding for Impact Protection
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Solution Overview
Problem
Existing light adjustment devices are prone to damage and component scattering when they fall, leading to potential malfunction and safety issues due to the lack of effective protection for their components.
Innovation Solution
A light adjustment device design featuring a panel unit with stacked light adjustment panels, where each panel includes a first and second substrate with a bonding layer covering the entire surface of the second substrate of one panel and the first substrate of another, and optical sheets bonded to these panels to prevent scattering of damaged components upon impact.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If light adjustment panels are stacked without bonding layers covering the entire surface, then the device structure is simpler and easier to manufacture, but the components scatter when the device falls
Solution Approach 1:
The patent merges the bonding function with the optical sheet by bonding optical sheets to the entire surface of substrates. This integration ensures that both optical functionality and structural bonding are achieved simultaneously, preventing component scattering while maintaining ease of manufacture through a unified bonding process
Solution Approach 2:
The patent applies bonding layers to the entire surface of substrates before stacking the light adjustment panels. This preliminary action ensures that when panels are stacked, all components are pre-secured and cannot scatter during impact, resolving the reliability issue while maintaining manufacturing simplicity
2Reliability
If bonding layers are provided on the entire surface of substrates, then the structural integrity is enhanced and component scattering is prevented, but the manufacturing process becomes more complex
Solution Approach 1:
The patent combines the bonding layer function with the optical sheet by bonding optical sheets to the entire surface of substrates. This merging eliminates the need for separate bonding layers, reducing device complexity while maintaining the reliability benefit of full-surface bonding that prevents component scattering
Solution Approach 2:
The optical sheet serves multiple functions: it provides optical functionality and simultaneously acts as a bonding layer that secures panels together. This multi-functionality reduces the number of separate components and steps needed, lowering device complexity while ensuring structural integrity and preventing component scattering
Data Source
AI summary
A light adjustment device includes a panel unit in which a plurality of light adjustment panels each including a first substrate and a second substrate overlapping the first substrate on one side in a first direction intersecting the first substrate are stacked in the first direction, an optical sheet bonded to the light adjustment panels in a state of overlapping the light adjustment panels, and a light source positioned on another side relative to the panel unit in the first direction. The optical sheet is bonded to at least one of the second substrate of a first light adjustment panel positioned furthest to the one side in the first direction in the panel unit and the first substrate of a second light adjustment panel positioned furthest to the other side in the first direction.