Shelf Pusher Rail With Hidden Spring and Pivotable Front Stop
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Solution Overview
Problem
Existing shelf management devices are unsightly, pose injury risks, complicate restocking, and detract from the uniformity and cleanliness of shelves due to exposed springs, rigid stops, and difficult installation.
Innovation Solution
A shelf management device featuring a guide member with magnetic securing means, friction pads, and a pivotable stop member, along with a rotatable spool and flexible drive member, which reduces visible impact, simplifies restocking, and controls the movement of products to maintain them at the shelf front without exposed springs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a coiled spring is used to drive the pusher, then the pusher can move products towards the front of the shelf, but the exposed spring looks unsightly and presents an injury risk
Solution Approach 1:
The spring mechanism is extracted from the visible front area and relocated to the rear mounting rail area. The guide member extends from the rear mounting rail to the front stop, allowing the spring to be hidden at the rear while still providing the necessary pushing force through the guide member's length.
Solution Approach 2:
The spring is nested within the guide member structure, specifically housed within the rear portion of the guide member that attaches to the mounting rail. This nesting conceals the spring while maintaining its functional integrity for pushing products.
2Manufacturing precision
If rigid stop arrangements are used to prevent products from being pushed over the front of the shelf, then product positioning is controlled, but restocking becomes difficult as products must be lifted over the stop
Solution Approach 1:
The stop member is made dynamically movable rather than fixed. It can pivot between a horizontal position (providing the stop function) and a vertical position (allowing products to be slid underneath during restocking). This dynamic behavior eliminates the need to lift products over the stop.
Solution Approach 2:
The stop member is preliminarily positioned in a vertical orientation during restocking operations to clear the path for product placement. After restocking, it returns to its horizontal stop position, preparing the system for the next phase of operation.
3Stability of the object's composition
If devices are secured to mounting rails at the front and rear of the shelf, then the device is stable, but installation and adjustment are difficult and time-consuming
Solution Approach 1:
The magnetic securing means replaces complex mechanical fastening systems (screws, clips, or interlocking mechanisms) with a simpler magnetic attachment system. This allows the guide member to be quickly attached to and detached from the mounting rail without tools or complex alignment procedures.
4Productivity
If devices are provided on only some shelves, then not all shelves need management devices, but the presence of devices detracts from uniformity and makes cleaning difficult
Solution Approach 1:
The visible portions of the device are extracted or minimized. The magnetic securing means allows the guide member to be mounted in a way that reduces visual prominence, and the overall design aims to make the device less obtrusive while maintaining its functional presence on selective shelves.
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 solution enhances product visibility and accessibility, simplifies restocking, reduces injury risks, maintains uniformity, and improves shelf cleanliness by securely attaching the device without visible bulk, allowing controlled and efficient product placement and retrieval.
Implementation Method 1
magnetic securing means provided at or adjacent the front end... lifting of the front end of the mounting rail is resisted by magnetic attraction between the magnetic securing means and the material of the shelf upon which the device is mounted
Implementation Method 2
the guide member is further provided with friction pads, for example of a suitable gel material... the friction pads resist lateral movement of the device
Data Source
AI summary
A shelf management device including a guide member having a front end and a rear end, and a pusher device guided for movement by the guide member. Wherein the pusher device includes a rotatable spool upon which is wound a flexible drive member, an end part of the drive member being secured to the guide member at or adjacent the front end thereof. A spring is provided to urge the spool for rotation to take up the drive member and thereby apply a load to the pusher device urging the pusher device towards the front end of the guide member.