Screen Protector Applicator With Positioning Flange
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Solution Overview
Problem
The existing methods for applying screen protectors to electronic devices are prone to misalignment and bubble formation, leading to inefficiency and material waste, as they require manual alignment and application, which can be challenging for individuals without experience.
Innovation Solution
A screen protector applicator with a simple structure that includes a screen protector assembly comprising a cover layer, a retention layer, and an interlayer, which allows for automatic alignment and slow air exclusion during application, preventing bubbles and facilitating easy removal of the retention layer after application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual visual alignment method is used to apply screen protector, then operation simplicity is maintained, but alignment precision deteriorates causing misalignment and bubbles
Solution Approach 1:
The patent introduces a positioning flange as an intermediary component between the screen protector and the device screen. This flange features a through-hole that aligns with a corresponding positioning hole in the screen, providing mechanical guidance to ensure precise alignment during application without requiring complex alignment tools or procedures
Solution Approach 2:
The positioning flange is pre-formed as an integral part of the screen protector assembly before application. The flange's through-hole is pre-positioned to match the screen's positioning hole, enabling automatic alignment to be achieved automatically during the application process without requiring manual adjustment or complex procedures
2Manufacturing precision
If repeated application attempts are made to correct misalignment, then alignment precision improves, but time consumption increases and bubble formation risk increases
Solution Approach 1:
The positioning flange with its through-hole is prepared in advance as part of the screen protector assembly, ensuring that when applied to the device, the flange automatically aligns with the corresponding positioning hole in the screen. This pre-positioned alignment feature eliminates the need for repeated trial-and-error application attempts, reducing both time consumption and the risk of bubble formation
3Reliability
If traditional manual application method is used, then material waste is reduced by avoiding multiple attempts, but application success rate deteriorates due to misalignment and bubbles
Solution Approach 1:
The positioning flange acts as a mediator that ensures reliable alignment between the screen protector and the device screen. By providing a mechanical guidance system with the flange's through-hole matching the screen's positioning hole, the system achieves high application success rates on the first attempt, thereby reducing screen protector material waste
4Strength
If retention layer is strongly bonded to screen protector layer, then retention strength improves, but ease of separation deteriorates after application
Solution Approach 1:
The patent applies different bonding characteristics to different regions of the retention layer. The retention layer has a first side with strong bonding capability to the screen protector layer, while the second side has reduced bonding strength. This local differentiation allows the retention layer to firmly hold the screen protector during application while enabling easy separation after use
Solution Approach 2:
The retention layer is segmented into two functional surfaces: a first side with strong bonding properties for securing the screen protector layer, and a second side with reduced bonding properties for easy removal. This segmentation of bonding characteristics within the same component enables both strong retention during application and easy separation afterward
Data Source
AI summary
Disclosed herein is a screen protector assembly and a screen protector applicator comprising a screen protector assembly and an applicator tray, the screen protector assembly comprising a cover layer, a screen protector layer and a retention layer, wherein: the cover layer is bonded on a first side of the screen protector layer by a first glue layer provided on the screen protector layer; the retention layer is bonded on a second side of the screen protector by a second glue layer provided on the retention layer; and an interlayer is provided between the retention layer and the screen protector layer. The screen protector applicator has a simple structure, and can store and protect the screen protector assembly before application of the screen protector layer to the screen. In the process of screen protector application, the operation method is simple and convenient.