Portable Power Tool Security via Operator and Location Verification
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Solution Overview
Problem
Existing methods for securing machine tools lack effective mechanisms to prevent unauthorized use and theft, particularly in portable machines, where operator-specific parameters and location-based security are not adequately addressed.
Innovation Solution
A method for securing portable machine tools by evaluating local and user-specific parameters, including vital signs, movement, position, and authorization levels, using a communication unit for wireless data transmission between the machine and an external unit, which automatically activates or deactivates the machine based on these parameters to ensure secure operation within approved areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If machine tools are secured using conventional methods, then basic security is provided, but unauthorized use and theft cannot be effectively prevented
Solution Approach 1:
The security system is segmented into multiple independent components: location determination unit, communication unit, operator-specific parameter storage, and authorization verification mechanisms. Each component performs a specific function, and together they form a comprehensive security system that prevents unauthorized use and theft while maintaining manageable complexity through modular design.
2Reliability
If operator-specific parameters and location-based security are implemented, then unauthorized use is prevented, but system complexity and data transmission requirements increase
Solution Approach 1:
The communication unit acts as an intermediary that facilitates data transmission between the machine tool and external units. It handles the exchange of operator-specific parameters, location information, and authorization data, thereby implementing complex security verification without requiring direct complex interactions between multiple security components.
3Reliability
If machine tools require authorization verification, then theft is prevented, but operational convenience is reduced
Solution Approach 1:
The system performs self-verification by automatically comparing the operator's parameters and location data with stored authorization information. The machine tool itself conducts the security check without requiring manual intervention from security personnel, thereby maintaining theft prevention while improving operational convenience through automated authorization verification.
Data Source
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Figure 3~4
AI summary
The invention relates to a method for securing at least one machine tool (10), in particular a portable power tool, wherein at least one location characteristic value of the machine tool (10) is evaluated in at least one step (12). According to the invention, the machine tool (10) is activated in accordance with at least one operator-specific characteristic value in at least one step (14).