Smart Accessory Storage Device Sensor Integration

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Solution Overview

Problem

Existing power tool accessory storage systems lack efficient tracking and management of accessories, leading to incorrect usage and potential damage due to improper tool selection, and do not provide real-time communication with external devices for control parameters.

Innovation Solution

A smart accessory storage device with sensors to detect accessory presence and type, a controller to transmit parameters to external devices, and a memory for logging usage, enabling communication with power tools and mobile devices for correct accessory identification and usage tracking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional accessory storage systems are used, then the device complexity is low, but the reliability of accessory identification and usage tracking deteriorates

Engineering Contradiction:
Improveaccessory identification accuracyVSAvoidstorage system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The storage device integrates multiple functions including accessory storage, sensor-based detection (pressure, inductive, optical), controller processing, wireless communication, and usage logging into a single system. This multi-functional approach improves reliability of accessory tracking while managing complexity through consolidation rather than separate components.

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

Solution Approach 2:

The system continuously monitors accessory presence using sensors, processes this information through the controller, and provides feedback by transmitting accessory type and status to external devices. This closed-loop feedback mechanism ensures accurate real-time tracking and identification of accessories, improving reliability through active monitoring and verification.

Inventive Principle:
Principle #23Feedback

2Productivity

If real-time sensor monitoring is implemented, then the productivity of accessory management is improved, but the use of energy increases

Engineering Contradiction:
Improveaccessory tracking efficiencyVSAvoidpower consumption of storage device
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The system employs periodic monitoring through sensors that activate at specific intervals or when triggered by accessory placement/removal events, rather than continuous operation. The controller processes data periodically and transmits information wirelessly at appropriate moments, maintaining high productivity in accessory tracking while minimizing energy consumption through event-driven operation.

Inventive Principle:
Principle #19Periodic action

3Measurement precision

If multiple sensors are used to detect accessory presence, then the measurement precision of accessory detection is improved, but the device complexity increases

Engineering Contradiction:
Improveaccessory presence detection accuracyVSAvoidsensor system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The detection system is segmented into multiple independent sensor types (pressure sensors for weight detection, inductive sensors for metallic accessory detection, optical sensors for visual identification) that can be deployed in different accessory slots. Each sensor type targets specific detection needs, and the controller integrates their outputs. This segmentation allows high measurement precision through specialized sensors while managing complexity by assigning sensors to specific functional roles rather than using one complex multi-functional sensor system.

Inventive Principle:
Principle #1Segmentation

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

Ensures correct accessory usage, updates usage logs, and provides real-time communication for optimal power tool operation, enhancing efficiency and preventing damage by accurately identifying and managing accessories within the storage device.

Implementation Method 1

the sensor is a pressure sensor configured to monitor a weight applied to the accessory slot

Methodology Applied
Scientific EffectPressure sensing:

Implementation Method 2

the sensor is an inductive sensor configured to sense the presence of a metallic accessory

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20240246219A1Smart accessory storage device
Publication Date: 2024.07.25 MILWAUKEE ELECTRIC TOOL CORP
  • US20240246219A1 patent drawing
  • US20240246219A1 patent drawing
  • US20240246219A1 patent drawing

AI summary

Systems and methods for a smart accessory storage device for power tool accessories. An example accessory storage device includes a housing including an accessory slot for storing an accessory, a sensor configured to detect a presence of the accessory within the accessory slot, and a controller connected to the sensor. The controller is configured to determine, based on a signal from the sensor, whether the accessory is located within the accessory slot, determine, when the accessory is not located within the accessory slot, determine a set of parameters associated with the accessory, and transmit the set of parameters to an external device.