Locking Switch Assembly Mode Configuration via Independent Communicator
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Solution Overview
Problem
Existing switching devices for machine guarding require multiple models or vendors to achieve different modes of operation, leading to increased inventory costs and complexity, and network-connected configurations are expensive.
Innovation Solution
A locking switch assembly with a microcontroller and non-contact sensor that can change modes of operation using configuration data from an independent communicator, allowing for configuration without a network connection, enabling switching between modes such as POWER-TO-LOCK and POWER-TO-RELEASE without requiring a network or opening the device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple separate switching devices are used to provide different modes of operation, then different operational functions are achieved, but inventory costs and device complexity increase
Solution Approach 1:
The locking switch assembly is designed with a microcontroller that can be configured to operate in multiple modes (Power-to-Lock, Power-to-Release, auxiliary outputs, LED indications) through configuration data received from an independent communicator. This single device replaces multiple specialized switching devices, allowing one universal platform to perform various functions that previously required separate dedicated devices for each mode.
2Adaptability or versatility
If network connection is used for configuration, then multiple modes of operation can be achieved, but cost increases
Solution Approach 1:
An independent communicator device serves as an intermediary between the user and the locking switch assembly for configuration purposes. This communicator transfers configuration data to the microcontroller without requiring a network connection, eliminating the need for expensive network infrastructure while still enabling flexible mode configuration. The communicator acts as a portable configuration tool that bridges the gap between user requirements and device functionality.
3Adaptability or versatility
If configuration requires network connection or opening the device, then mode changes are possible, but ease of operation decreases
Solution Approach 1:
The system enables self-service configuration where the end-user can independently change operational modes using the independent communicator without requiring technical assistance, network infrastructure, or device disassembly. The user simply presents the communicator within sensing distance of the locking device, and the configuration is automatically transferred and applied, making the system easily reconfigurable by anyone with the communicator tool.
Solution Approach 2:
The patent replaces traditional mechanical configuration methods (opening the device, manual wiring changes, or network-based configuration) with a non-contact sensing and wireless communication approach. The sensor detects the independent communicator within sensing distance and receives configuration data through electromagnetic communication, eliminating the need for physical device access or complex network setup.
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
Enables cost-effective, user-configurable switching devices that can change modes without a network connection, reducing inventory costs and allowing end-users to modify behavior without replacing the switch, while ensuring safe operation of machines.
Implementation Method 1
The sensor of the locking device senses the independent communicator when the communicator is placed within sensing distance of the locking device
Data Source
AI summary
A control assembly includes a locking device having at least a first mode of operation and a second mode of operation, the locking device configurable to change from the first mode of operation to the second mode of operation. The locking device has a non-contact sensor and a microcontroller. An independent communicator is configured to communicate configuration data to the microcontroller. The microcontroller is configured to change from the first mode of operation to the second mode of operation using configuration data received from the independent communicator.