Power Tool Wireless Module Compartment With Irreversible Lock

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Solution Overview

Problem

Existing power tools lack a secure and efficient mechanism to integrate wireless communication devices, preventing unauthorized removal and enabling seamless data exchange with external devices.

Innovation Solution

A power tool design featuring a compartment with an irreversible lock that secures a wireless communication device, allowing data exchange between the tool's controller and the device, and enabling communication with external devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a wireless communication device is integrated into the power tool, then data exchange capability is improved, but device complexity increases

Engineering Contradiction:
Improvedata exchange capabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The wireless communication device is nested within a dedicated compartment in the power tool housing. This compartment provides a structured integration point that adds communication functionality while maintaining a modular approach, reducing the overall complexity impact by containing the wireless device in a specific subsystem rather than integrating it throughout the entire tool.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If an irreversible lock mechanism is added to secure the wireless device, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvesecurity against unauthorized removalVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The irreversible lock mechanism is pre-configured in the compartment design, allowing the wireless communication device to be securely attached once inserted. The lock mechanism is designed to automatically engage upon insertion, providing security without requiring additional complex locking operations or multiple components.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If a compartment with irreversible lock is implemented, then unauthorized removal prevention is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveunauthorized removal preventionVSAvoidease of device removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The locking mechanism is inverted in its operation: instead of requiring active locking actions, the design allows easy insertion and automatic engagement. The irreversible lock works by preventing removal after insertion rather than preventing insertion, thus maintaining ease of operation for the primary action (insertion) while achieving security for the secondary action (removal).

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS20260024388A1Power tool with compartment for receiving another device
Publication Date: 2026.01.22 MILWAUKEE ELECTRIC TOOL CORP
  • US20260024388A1 patent drawing
  • US20260024388A1 patent drawing
  • US20260024388A1 patent drawing

AI summary

One power tool includes a housing including a compartment for receiving another device. The power tool further includes a wireless communication device including a wireless communication controller including a transceiver. The wireless communication device is configured to be received in the compartment. The power tool further includes a motor within the housing, and the motor is configured to drive an output drive device. The power tool further includes a controller within the housing and having an electronic processor, a memory, and a data connection. The data connection is configured to couple the electronic processor to the wireless communication device when the wireless communication device is inserted into the compartment. The controller is configured to control operation of the motor, and communicate with an external device via the data connection and the wireless communication controller.