Sensor-Guided Hard Tag Application for Safer EAS Item Tagging
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Solution Overview
Problem
Current methods for applying Electronic Article Surveillance (EAS) security tags to items are manual, labor-intensive, and prone to errors, increasing costs and safety concerns.
Innovation Solution
A semi-automated or automated tag applicator system that aligns and applies tags to items using a tag feeder, securement mechanism driver, and sensors, eliminating manual handling and enabling efficient inventory management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual tagging method is used, then flexibility and simplicity are maintained, but labor intensity and error rate increase
Solution Approach 1:
The tag applicator is designed to automatically perform tagging operations without requiring manual manipulation of tags and pins. The device feeds tags from a magazine, positions them automatically, and applies them to items through automated mechanisms, allowing the system to serve itself rather than requiring continuous human intervention for each tagging action.
Solution Approach 2:
The patent replaces the manual mechanical system (hands holding tag and pin, manual insertion) with an automated mechanical system. The tag applicator uses mechanical feeders, positioners, and actuators to automatically complete the tagging process, substituting human manual operations with machine-driven mechanisms while maintaining the fundamental mechanical tagging function.
2Device complexity
If manual tagging method is used, then device complexity is low, but labor costs and safety concerns increase
Solution Approach 1:
The tag applicator is divided into distinct functional modules: a tag magazine for storage, a feeder mechanism for tag delivery, a positioning system for alignment, and an application mechanism for attaching tags to items. This segmentation allows each component to perform its specific function efficiently while keeping the overall system manageable and maintainable.
Solution Approach 2:
The tag applicator is designed as a multi-functional device that combines tag storage, feeding, positioning, and application capabilities in a single unit. This universal design eliminates the need for separate manual operations for each step of the tagging process, improving productivity while consolidating functions into one integrated system.
3Productivity
If automated tag applicator is implemented, then productivity and precision are improved, but device complexity increases
Solution Approach 1:
Tags are pre-loaded into the magazine in advance, and the feeder mechanism is pre-configured to deliver tags in the correct sequence. The positioning system is pre-adjusted to align tags properly before application. These preliminary actions reduce the complexity of real-time operations during the tagging process, allowing the system to run efficiently with minimal intervention.
4Use of energy by moving object
If gravitational force is used for tag dispensing, then energy consumption is reduced, but control precision may be affected
Solution Approach 1:
The tag feeding mechanism incorporates movable components that can dynamically adjust tag delivery based on positioning requirements. The system transitions between passive gravitational feeding and active mechanical positioning, combining both approaches to achieve accurate tag placement while maintaining energy efficiency. The positioning system can engage or disengage based on the specific tagging requirements.
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
Reduces labor costs, minimizes errors, and enhances safety by automating the tagging process, improving inventory control and reducing tag waste through precise application and tracking.
Implementation Method 1
allowing the tag to travel out of the tag feeder and into the cavity as a result of gravitational force being applied to the tag
Data Source
AI summary
Systems and methods for coupling a tag to an item. The methods comprise: dispensing the tag from a tag feeder of a tag applicator; performing first operations by the tag applicator to mechanically move the tag into a nest of the tag applicator; determining if a given criteria is met based on feedback information received from at least one of a user of the tag applicator and a sensor provided with the tag applicator; and performing second operations by the tag applicator to couple the tag to the item, when a determination is made that the given criteria is met.