Display Panel Adhesive Tape Handle With Stopper Hooking Structure

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Solution Overview

Problem

Existing tape members for fixing display panels in electronic devices, such as laptop PCs, face issues where the handle member attached to the double-sided adhesive tape can come off during peeling, leading to difficulties in removing the display panel due to the tape remaining on the back side.

Innovation Solution

A tape member design featuring a double-sided adhesive tape with a stopper edge portion and a handle member that includes a hooking portion, where the adhesive sheets of the handle member are bonded on the back side of the stopper edge portion, preventing the handle from coming off during peeling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the handle member is attached to the double-sided adhesive tape, then the display panel can be removed, but the handle member may come off from the double-sided adhesive tape when the pulling distance is long

Engineering Contradiction:
Improvedisplay panel removalVSAvoidhandle member attachment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The handle member is divided into two separate adhesive sheets (first adhesive sheet and second adhesive sheet) that are bonded to opposite surfaces of the double-sided adhesive tape. This segmentation allows each adhesive sheet to independently secure the handle member to the tape, distributing the attachment force and preventing the handle member from detaching during prolonged pulling operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first adhesive sheet and second adhesive sheet are bonded together at their overlapping regions to form an integrated handle member structure. This merging creates a unified component that simultaneously adheres to both surfaces of the double-sided adhesive tape, ensuring reliable attachment even when the pulling distance is extended.

Inventive Principle:
Principle #5Merging (Combining)

2Length of moving object

If the pulling distance of the double-sided adhesive tape is extended, then the display panel can be removed, but the handle member may come off from the double-sided adhesive tape

Engineering Contradiction:
Improvepulling distanceVSAvoidhandle member attachment
Core Design Contradiction:
Length of moving objectVSReliability

Solution Approach 1:

The first adhesive sheet and second adhesive sheet are pre-bonded to form an integrated handle member structure before the actual removal operation. This preliminary bonding ensures that the handle member maintains its structural integrity and attachment strength throughout the extended pulling distance, preventing detachment during the removal process.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If the double-sided adhesive tape is used to fix the display panel, then the display panel can be removed for maintenance, but the tape may remain on the back side of the display panel making it difficult to remove

Engineering Contradiction:
Improvedisplay panel removabilityVSAvoidpanel removal ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The first adhesive sheet and second adhesive sheet act as intermediary elements between the handle member and the double-sided adhesive tape. These intermediary adhesive sheets ensure that the handle member remains firmly attached to the tape throughout the removal process, preventing the tape from detaching independently and remaining on the display panel back side.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

The design effectively prevents the handle member from detaching from the adhesive tape, allowing for smooth removal of the display panel by increasing the pulling distance and maintaining adhesive strength, thus ensuring easy panel replacement.

Implementation Method 1

the handle member includes a first adhesive sheet fixed to a first adhesive surface of the double-sided adhesive tape and a second adhesive sheet fixed to a second adhesive surface of the double-sided adhesive tape

Methodology Applied
Scientific EffectAdhesive bonding: Adhesive

Data Source

PatentUS12473459B2Tape member and electronic apparatus
Publication Date: 2025.11.18 LENOVO (SINGAPORE) PTE LTD
  • US12473459B2 patent drawing
  • US12473459B2 patent drawing
  • US12473459B2 patent drawing

AI summary

A tape member includes a double-sided adhesive tape that can be pulled and peeled off by pulling an end portion, and a handle member that is attached to the end portion and gripped when the double-sided adhesive tape is pulled and peeled off. The handle member includes a first and second adhesive sheets fixed to first and second adhesive surfaces of the double-sided adhesive tape. The end portion is provided with a stopper edge portion extending in a direction intersecting a pulling direction at the time of pulling and peeling off. The handle member includes a hooking portion in which the first adhesive sheet and the second adhesive sheet are bonded to each other on the back side of the stopper edge portion in the pulling direction, and that is hooked on the stopper edge portion at the time of pulling and peeling off.