Rotating Sensor Locking for Secure Merchandise Display

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Solution Overview

Problem

Retailers face challenges in securing increasingly lightweight and valuable electronic merchandise from theft, as existing security solutions are either ineffective or costly.

Innovation Solution

A merchandise display system that includes a sensor with alarming circuitry attached to the merchandise, a tether secured to a base with a recoiler, and a locking mechanism allowing the sensor to rotate while locked, providing both security and ease of inspection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a security device is used to protect lightweight electronic merchandise, then theft prevention is improved, but cost increases

Engineering Contradiction:
Improvetheft preventionVSAvoidsecurity device cost
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The security system is divided into separate functional components: a sensor unit that attaches to the merchandise, a tether that connects to the base, and a recoiler mechanism. This segmentation allows each component to be optimized independently and reduces overall system complexity and cost.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tether acts as an intermediary element between the sensor/merchandise and the base. It provides the security function by physically connecting the merchandise to the display while allowing controlled movement, eliminating the need for complex direct locking mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the sensor is locked to the base to prevent theft, then security is improved, but ease of inspection deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidinspection ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system transitions from a static locked position to a dynamic state where the sensor can rotate along the tether while remaining secured to the base. This dynamic capability allows customers to inspect merchandise from multiple angles while maintaining security.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the parameter of positional freedom by allowing rotation around the base rather than complete removal. This parameter change maintains security (the merchandise cannot be taken away) while improving inspection ease (the merchandise can be viewed from different angles).

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the sensor is securely attached to prevent removal, then theft prevention is improved, but customer interaction deteriorates

Engineering Contradiction:
Improvetheft preventionVSAvoidcustomer interaction
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tether provides dynamic flexibility allowing the sensor to move within controlled parameters. Customers can naturally interact with the merchandise by moving it along the tether or rotating it, while the system maintains security through the physical connection to the base.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows customers to freely interact with and inspect the merchandise without requiring staff assistance or complex release mechanisms. The tether and recoiler automatically manage the security aspect while customers handle the inspection naturally.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10098481B2Systems and methods for locking a sensor to a base
Publication Date: 2018.10.16 ALPHA SECURITY PRODUCTS INC
  • US10098481B2 patent drawing
  • US10098481B2 patent drawing
  • US10098481B2 patent drawing

AI summary

Embodiments of the present invention are directed to merchandise display systems and methods for displaying an article of merchandise. In one example, the system includes a sensor configured to be secured to the article of merchandise. The sensor includes a first engagement member. The system also includes a base configured to removably support the sensor thereon. The base includes a second engagement member configured to releasably engage the first engagement member such that the sensor is locked to the base. The sensor is configured to rotate with respect to the base while locked thereto.