Wireless Charging Toolbox for Automatic Tool Battery Management

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Solution Overview

Problem

Workers face inefficiencies and productivity losses due to the frequent need to change tool batteries, especially in environments where multiple tools and batteries are used daily.

Innovation Solution

Embedding a wireless power transmitter with capacitively tuned antennas and amplifiers within storage containers, such as toolboxes, to wirelessly charge receivers connected to tool batteries or tools directly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual battery changing is used for tool charging, then device complexity is reduced, but productivity decreases due to frequent battery changes and time spent searching for charged batteries

Engineering Contradiction:
Improveworker productivityVSAvoidcharging system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The storage container automatically detects when a tool or battery is placed inside and initiates wireless charging without user intervention. The system self-manages the charging process, eliminating the need for workers to manually change batteries or monitor charging status, thereby improving productivity while keeping the interface simple.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The storage container integrates multiple functions: storage, wireless charging, and battery management. By combining these functions into a single system, the patent improves productivity without proportionally increasing complexity, as the container serves multiple purposes simultaneously.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If wireless power transmitter is embedded in storage container, then ease of operation improves by eliminating manual battery changes, but device complexity increases due to integrated charging system

Engineering Contradiction:
Improvebattery management easeVSAvoidstorage container complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the storage container and wireless power transmitter into a single integrated unit. This combination improves ease of operation by eliminating the need to separately handle charging devices, while the merging itself helps manage complexity by consolidating components rather than adding separate systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated system automatically detects tools or batteries placed in the container and initiates charging without user intervention. This self-service capability improves ease of operation significantly, as workers simply place items in the container without needing to understand or interact with the charging mechanism.

Inventive Principle:
Principle #25Self-service

3Loss of time

If multiple tools and batteries are managed manually, then loss of time occurs due to frequent battery changes and searching for charged batteries

Engineering Contradiction:
Improvetime spent on battery managementVSAvoidbattery charging automation
Core Design Contradiction:
Loss of timeVSExtent of automation

Solution Approach 1:

The system automatically detects when tools or batteries are placed in the container and initiates charging without user intervention. It also tracks charging status and notifies users when charging is complete, eliminating the time workers would spend manually monitoring and managing battery charging across multiple tools.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides feedback to users about the charging status of tools and batteries, enabling them to understand the state of their equipment without manual checking. This feedback mechanism reduces time loss by eliminating the need for workers to repeatedly check battery status and make decisions about which batteries to charge.

Inventive Principle:
Principle #23Feedback

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

This solution enhances worker productivity by eliminating the need for manual battery changes, reducing time spent searching for charged batteries, and improving overall efficiency in battery management.

Implementation Method 1

a wireless power transmitter comprising one or more transmitter antennas capacitively tuned to substantially resonate

Methodology Applied
Scientific EffectCapacitive tuning: Capacitance

Implementation Method 2

transmitter antennas capacitively tuned to substantially resonate

Methodology Applied
Scientific EffectResonance: Resonance

Implementation Method 3

wireless power transmitter...configured to wirelessly provide power to one or more wireless power receivers

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20250192612A1Wireless charging system for appliances
Publication Date: 2025.06.12 YANK TECHNOLOGIES INC
  • US20250192612A1 patent drawing
  • US20250192612A1 patent drawing
  • US20250192612A1 patent drawing

AI summary

An apparatus includes sidewalls and a bottom portion defining an interior storage space with a wireless power transmitter comprising one or more transmitter antennas capacitively tuned to substantially resonate and driven by one or more amplifiers. The wireless power transmitter is embedded in at least one of the sidewalls or the bottom portion and is configured to wirelessly provide power to one or more wireless power receivers positioned within the interior storage space.