Removable Battery Assembly With Universal Charging Rack Interface

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing battery-powered equipment systems lack efficient and versatile rechargeable battery solutions that can be easily swapped, charged, and used across various types of indoor and outdoor power equipment, leading to downtime and inefficiencies in operation.

Innovation Solution

A removable and rechargeable battery assembly with a mating feature that allows for hot-swappable connections to equipment and charging stations, featuring a handle with a release button for easy detachment, and a heat sink for temperature regulation, along with integrated charging systems that support rapid charging and modular design for customization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If battery assemblies are designed to be permanently fixed in equipment, then reliability of power supply is improved, but adaptability across different equipment types deteriorates and loss of time during battery replacement increases

Engineering Contradiction:

Improvereliability of power supplyVSAvoidadaptability across equipment types

Core Design Contradiction:

ReliabilityVSAdaptability or versatility

Solution Approach 1:

The battery assembly is designed as a separable unit with a housing containing battery cells, a controller, and a mating feature that can be independently connected and disconnected from equipment. This segmentation allows the battery to be reliably connected when installed while enabling easy removal and adaptation to different equipment types.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The battery assembly incorporates a standardized mating feature with electrical ports and a data port that can interface with multiple types of power equipment and charging stations. This universal design enables the same battery assembly to serve different equipment types while maintaining reliable electrical connection during operation.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Loss of time

If battery assemblies are designed for quick removal and replacement, then loss of time during battery exchange is reduced, but reliability of connection and electrical contact deteriorates

Engineering Contradiction:

Improvedowntime during battery replacementVSAvoidreliability of connection

Core Design Contradiction:

Loss of timeVSReliability

Solution Approach 1:

The mating feature is pre-configured with alignment guides and engagement structures that automatically align the battery with the receptacle during insertion. This preliminary alignment action ensures reliable electrical contact is established before the battery is fully inserted, reducing insertion time while maintaining connection reliability.

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The electrical connection is established through a mating feature with electrical ports that engage automatically during the mechanical insertion process. This integration of electrical and mechanical connection eliminates separate connection steps, reducing the time for battery replacement while ensuring reliable electrical contact through the designed engagement mechanism.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If multiple separate battery systems are used for different equipment types, then adaptability is improved, but device complexity and loss of time for managing multiple batteries increases

Engineering Contradiction:

Improvecompatibility with different equipmentVSAvoidcomplexity of managing multiple battery systems

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The battery assembly combines the battery cells, controller, mating feature with electrical ports, and data port into a single integrated housing. This merging of components into one unified assembly eliminates the need to manage separate battery systems for different equipment, reducing complexity while maintaining adaptability.

Inventive Principle:

Principle #5Merging (Combining)

4Productivity

If battery assemblies include integrated charging systems, then productivity and loss of time for charging is improved, but device complexity increases

Engineering Contradiction:

Improvecharging efficiencyVSAvoidcomplexity of integrated charging system

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The battery assembly includes an integrated controller that automatically manages charging operations when connected to a charging station through the data port. This self-service capability allows the battery to monitor its own charge state and communicate with the charging system, improving charging efficiency while minimizing the complexity of external charging management.

Inventive Principle:

Principle #25Self-service

Data Source

PatentUS12444961B2Battery assembly for battery powered equipment

Publication Date: 2025.10.14 BRIGGS & STRATTON CORP

AI summary

A battery charging system includes a charging rack comprising multiple receptacle, multiple battery assemblies. Each of the battery assemblies includes a housing having a handle, rechargeable battery cells disposed within the housing, and a mating feature protruding away from the housing, wherein the mating feature is configured to selectively connect the battery assembly with the receptacle of the charging rack and includes multiple ports electrically connected to the battery cells and configured receive power from the charging rack to charge the battery cells, and wherein the handle comprises a release button configured to selectively disengage the battery assembly from the receptacle of the charging rack.