Pivoting Tip Peg Hook to Prevent Simultaneous Product Removal
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Solution Overview
Problem
Existing retail solutions for preventing theft of high-value inventory from shelves either discourage customer purchases or fail to provide flexible access, as they require locking mechanisms or restrict simultaneous product removal.
Innovation Solution
A theft deterrent peg hook with a pivotable tip that moves between extended and retracted positions to prevent multiple products from being removed simultaneously, thereby deterring thieves from sweeping the hook.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If locking mechanisms or security wires are used to prevent theft, then security is improved, but ease of operation deteriorates due to extra effort and time required to examine and attain products
Solution Approach 1:
The peg hook employs a dynamic tip that can pivot between extended and retracted positions. When a product is hung, the tip extends to engage with the product's suspension element. When a product is removed, the tip automatically retracts, allowing the next product to be accessed. This dynamic mechanism provides security without requiring manual locking or unlocking actions from customers.
Solution Approach 2:
The peg hook system is self-regulating through the pivotable tip mechanism. As products are hung and removed, the tip automatically adjusts its position without requiring customer intervention for locking or unlocking. The system serves itself by using the weight and removal of products to trigger the tip's movement, eliminating the need for additional customer actions.
2Reliability
If mechanical dispensers are used to dispense one product at a time, then theft prevention is improved, but adaptability deteriorates due to lack of flexibility for various inventory types
Solution Approach 1:
The peg hook design is universally applicable to multiple types of products and inventory configurations. The simple rod structure with a pivotable tip can accommodate various product sizes, shapes, and packaging types. Unlike specialized mechanical dispensers, this hook system can be used across different product categories while maintaining the one-at-a-time access security feature.
Solution Approach 2:
The security function is segmented into a separate pivotable tip component rather than being integrated into a complex mechanical dispenser system. This segmentation allows the basic hook structure to remain simple and adaptable to various products, while the tip provides the security function of controlling product removal one at a time.
3Reliability
If vaults or cabinets are used to lock down high value product, then security is improved, but productivity deteriorates due to required store personnel intervention
Solution Approach 1:
The peg hook system eliminates the need for store personnel intervention in the product dispensing process. Customers can directly access and remove products themselves by simply taking the product off the hook, which automatically retracts the tip. This self-service mechanism maintains security while enabling rapid product access without employee involvement, significantly improving productivity compared to vault or cabinet systems.
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
The peg hook allows individual product access while mitigating theft by preventing simultaneous removal, thus balancing security and customer convenience.
Implementation Method 1
A tip is pivotally affixed to a distal end of the rod and is moveable between an extended position and a retracted position. When a user removes a product from the peg hook, the tip preferably pivots between the extended position and the retracted position as the product is removed.
Data Source
AI summary
A peg hook includes a mount and a rod extending from the mount. A tip is pivotally mounted to a distal end of the rod, the tip having a generally straight end and an arcuate body, wherein the tip and the rod each include a flat portion that are pinned to each other to permit the tip to rotate between an extended position and a retracted position.


