Imaging Device Cover With Peripheral Adhesion for Clear Imaging

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Solution Overview

Problem

Existing imaging devices face issues with image quality degradation due to adhesive layers on transparent sheets, particularly when parts of the adhesive remain after peeling, compromising sanitation and image capture quality.

Innovation Solution

An imaging device cover with a partial adhesive layer on the peripheral portion, allowing for peelable attachment to the device, ensuring sanitation and maintaining image quality by preventing adhesive interference in the capture area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a transparent sheet with adhesive layer is attached to the entire object cover for sanitation purposes, then sanitation is improved, but image quality is degraded due to adhesive layer interference

Engineering Contradiction:
ImprovesanitationVSAvoidimage quality
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The adhesive layer is segmented to be applied only on the peripheral portion of the transparent sheet, separating the adhesive function from the central imaging area. This allows the transparent sheet to maintain sanitation functionality while preventing adhesive interference with image quality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the transparent sheet are given different properties: the peripheral portion has adhesive capability for sanitation protection, while the central region remains free of adhesive to ensure high-quality image capture. This local differentiation resolves the contradiction between sanitation and image quality.

Inventive Principle:
Principle #3Local quality

2Reliability

If the transparent sheet is peeled off for replacement, then sanitation is maintained, but adhesive layer remains on the object cover causing image quality degradation

Engineering Contradiction:
ImprovesanitationVSAvoidimage quality
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The adhesive layer is extracted and confined to only the peripheral portion of the transparent sheet, removing it from the central imaging area. This extraction ensures that when the transparent sheet is peeled off for sanitation reasons, no adhesive remains in the image capture region to degrade image quality.

Inventive Principle:
Principle #2Taking out (Extraction)

3Strength

If adhesive layer is provided on the entire transparent sheet for secure attachment, then attachment strength is improved, but image quality is degraded due to adhesive influence

Engineering Contradiction:
Improveattachment strengthVSAvoidimage quality
Core Design Contradiction:
StrengthVSManufacturing precision

Solution Approach 1:

The adhesive layer is segmented to cover only the peripheral portion of the transparent sheet, providing sufficient attachment strength for secure mounting while completely avoiding the central imaging area. This segmentation resolves the contradiction between attachment strength and image quality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transparent sheet is designed with local quality differentiation: the peripheral region contains the adhesive layer for strong attachment, while the central region remains adhesive-free to ensure optimal image quality. This local differentiation simultaneously achieves both strong attachment and high image quality.

Inventive Principle:
Principle #3Local quality

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

Enables appropriate image capture while maintaining sanitation, preventing adhesive-induced image degradation, and facilitating easy replacement of the cover for each patient, ensuring consistent image quality.

Implementation Method 1

a cover member (101) including at least a partial region that transmits incident light

Methodology Applied
Scientific EffectLight transmission: Light

Implementation Method 2

a first adhesive layer (104) provided on a cover peripheral portion (101c) and peeling off the base sheet (106), the cover member (101) is attached to an imaging device (1)

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS12422736B2Imaging device cover, imaging device, and imaging method
Publication Date: 2025.09.23 CASIO COMPUTER CO LTD
  • US12422736B2 patent drawing
  • US12422736B2 patent drawing
  • US12422736B2 patent drawing

AI summary

An imaging device cover includes a cover member including at least a partial region that transmits incident light, and a first adhesive layer provided on a cover peripheral portion that is a peripheral portion of the cover member. While covering an object cover that guides reflected light from a target to a lens of an imaging device, the cover member is peelably attached to the imaging device including the object cover via the first adhesive layer.