Outdoor Power Tool Control Using Fitness-Based Speed Adjustment

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Solution Overview

Problem

Outdoor power equipment tools lack personalized control settings tailored to a user's health or fitness metrics, leading to suboptimal operation and potential safety issues.

Innovation Solution

Integration of a controller with processing circuitry that receives fitness data from a user's device and sensor data from the tool, allowing for adjustments to operational parameters to match the user's fitness level, ensuring safe and efficient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If generic drive speed control settings are used on the tool, then the device can operate with simple control mechanisms, but the user experience lacks personalization and does not account for individual health or fitness metrics

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A controller is introduced as an intermediary component that receives fitness data from a fitness device via a network and compares it with sensor data from the tool's sensor network. The controller automatically adjusts operational parameters based on this comparison, enabling personalized control without requiring complex user input or manual configuration. This intermediary system bridges the gap between simple tool operation and personalized fitness-based control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the tool operates at high drive speeds for optimal productivity, then task completion is faster, but it may exceed the user's fitness capacity and create safety risks

Engineering Contradiction:
Improvetask completion speedVSAvoiduser safety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system implements a feedback mechanism where the controller continuously receives fitness data from the user's fitness device and sensor data from the tool's operational sensors. By comparing these data streams, the controller dynamically adjusts operational parameters to ensure they remain within safe limits based on the user's actual fitness capacity, while still maximizing productivity within those constraints.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The operational parameters of the tool are made dynamic rather than fixed. The controller automatically adjusts drive speed and other parameters in real-time based on the user's fitness data and current operational conditions. This dynamic adjustment allows the tool to adapt to the user's changing physical state, ensuring safety while maintaining optimal productivity levels.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12032342B2Personalized control of an outdoor power equipment tool
Publication Date: 2024.07.09 HUSQVARNA AB
  • US12032342B2 patent drawing
  • US12032342B2 patent drawing
  • US12032342B2 patent drawing

AI summary

A controller for an outdoor power equipment tool may include processing circuitry operably coupled to a sensor network of the outdoor power equipment tool and in data communication with a network. The processing circuitry may be configured to receive fitness data of a user from a fitness device via the network. The processing circuitry may be further configured to receive sensor data from the sensor network. The processing circuitry may be even further configured to compare the fitness data to the sensor data, and in response to the comparison of the fitness data to the sensor data, cause an adjustment to the operational parameters of the outdoor power equipment tool.