Battery End-Terminal Layout for Compact Electronic Assembly

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Solution Overview

Problem

Existing battery designs with pins protruding from the side wall occupy significant space, hindering the miniaturization of batteries and electronic devices that incorporate them.

Innovation Solution

A battery design featuring a battery body with a first electrode adapter sheet and a second electrode adapter sheet located at the same end, eliminating the need for side wall protrusions and allowing for more compact assembly with the battery compartment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If pins protrude from the side wall of the battery, then the connection with the circuit is facilitated, but the space occupied by the battery increases

Engineering Contradiction:
Improveconnection facilitationVSAvoidbattery space occupation
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent relocates the electrode adapter sheets from the side wall (horizontal dimension) to the end face (vertical dimension) of the battery. This dimensional transition allows the connection pins to extend in the axial direction rather than radially, enabling the battery to fit more compactly within the electronic device while maintaining electrical connection functionality.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If electrode adapter sheets are located at the side wall, then the connection structure is simplified, but the assembly compactness with battery compartment deteriorates

Engineering Contradiction:
Improveconnection structureVSAvoidassembly compactness
Core Design Contradiction:
Device complexityVSVolume of moving object

Solution Approach 1:

The electrode adapter sheets are repositioned from the side wall to the end face of the battery, changing their spatial arrangement from radial to axial orientation. This allows the battery to be installed in the battery compartment with the adapter sheets extending along the insertion direction, eliminating the need for additional lateral clearance and improving overall assembly compactness.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If pins are disposed at the side wall, then the battery structure is conventional, but the miniaturization of battery and electronic device is hindered

Engineering Contradiction:
Improvestructure conventionalityVSAvoidbattery size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The patent innovates by moving the connection pins from the conventional side wall position to the end face position, allowing the battery to be oriented and connected in a different dimensional configuration. This enables more efficient space utilization within the electronic device, facilitating miniaturization while maintaining functional equivalence to conventional designs.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20250055158A1Battery and electronic device
Publication Date: 2025.02.13 ZHUHAI COSMX BATTERY CO LTD
  • US20250055158A1 patent drawing
  • US20250055158A1 patent drawing
  • US20250055158A1 patent drawing

AI summary

A battery, including a battery body, a first electrode adapter sheet and a second electrode adapter sheet; the first electrode adapter sheet and the second electrode adapter sheet are disposed spaced apart at the same end of the battery body; the first electrode adapter sheet includes a first input end and a first output end connected to the first input end; the second electrode adapter sheet includes a second input end and a second output end connected to the second input end; one of the first input end and the second input end is connected to a positive electrode of the battery body, the other of the first input end and the second input end is connected to a negative electrode of the battery body; both the first output end and the second output end extend to a direction facing away from an end face of the battery body.