Secondary Battery Fixing Member for Easy Removal and Recycling

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Solution Overview

Problem

Existing battery mounting methods using double-sided tape make it difficult to separate batteries from products, risking damage and safety issues, and hinder recycling.

Innovation Solution

A fixing member with a pressurizing part and a fastening mechanism is used to secure batteries, allowing easy separation by avoiding direct attachment to the battery surface, thus preventing damage and enabling recycling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If double-sided tape is used to mount the battery, then the battery is securely fixed to the product, but the battery cannot be easily separated without damage

Engineering Contradiction:
Improvebattery fixation securityVSAvoidbattery separability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The fixing system is divided into separate components: a fixing member with pressing portion that contacts the battery, and a fastening member that secures the fixing member to the product. This segmentation allows the battery itself to remain undamaged while achieving secure fixation through the separate fixing member structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing member acts as an intermediary between the battery and the product. Instead of directly attaching the battery to the product with tape, the fixing member with its pressing portion contacts the battery's side residual portion and transfers the securing force through the fastening member, enabling easy separation without damaging the battery.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Strength

If strong adhesive is used to secure the battery, then the battery remains firmly in place, but separation risks damage and safety issues

Engineering Contradiction:
Improveattachment strengthVSAvoidbattery damage risk
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The attachment system is segmented so that the fastening member provides the strong securing force while the pressing portion gently contacts the battery. This segmentation allows strong attachment without directly applying strong forces to the battery surface, eliminating damage risk.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing member serves as a protective intermediary that distributes and manages the attachment forces. The fastening member provides strong fixation to the product, while the pressing portion maintains gentle contact with the battery, preventing direct transmission of harmful forces to the battery.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Stability of the object's composition

If the battery is permanently fixed to the product, then product integrity is maintained, but recycling and battery replacement are hindered

Engineering Contradiction:
Improveproduct structural integrityVSAvoidbattery recyclability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The fixing system transitions from a permanent fixed state to a dynamically removable state. The fastening member can be easily removed to separate the battery, and the pressing portion maintains appropriate contact pressure during operation. This dynamic design allows the system to adapt between secure fixation during use and easy separation for recycling or replacement.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

By segmenting the fixing system into a removable fastening member and a pressing portion, the product structure maintains integrity during operation while allowing easy battery removal for recycling. The fixing member can be detached without damaging the product or battery, enabling circular economy practices.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20260045621A1Apparatus and method for mounting secondary battery and fixing member
Publication Date: 2026.02.12 SAMSUNG SDI CO LTD
  • US20260045621A1 patent drawing
  • US20260045621A1 patent drawing
  • US20260045621A1 patent drawing

AI summary

Aspects of the technology provide an apparatus and method for mounting a battery on a battery mounting portion of a product and a fixing member used therein, and is directed to improving a method of mounting a battery in a product so that the battery can be easily separated after mounting. The apparatus for mounting a battery includes a fixing member placed on a side residual portion of a battery that is positioned in a battery mounting portion of a product on which the battery comprising the side residual portion is mounted, and a fastening member fixing the fixing member to the battery mounting portion of the product, wherein the fixing member comprises a pressurizing part configured to pressurize and restrain at least a part of the side residual portion of the battery.