Trackless Shelf Pusher Assembly for Debris-Resistant Product Fronting
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Solution Overview
Problem
Existing merchandising systems face issues with product placement on shelves due to obstruction by debris or sticky substances, which hinder the movement of products to the front, and pusher mechanisms often malfunction due to dirt or product size and weight, leading to inefficient product display.
Innovation Solution
A trackless pusher mechanism that uses a coiled spring to push products forward, integrated with a tray system that includes dividers and a pusher paddle, allowing products to slide along a smooth surface without tracks, ensuring proper alignment and preventing the pusher paddle from tipping, thus maintaining effective product display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a trackless pusher mechanism is used, then maintenance is reduced and adaptability to various product sizes is improved, but the pusher paddle may tip or bend backwards causing binding
Solution Approach 1:
The pusher mechanism is divided into separate functional components: the pusher paddle, the coiled spring, and the roller assembly. This segmentation allows each component to perform its specific function independently, with the roller assembly providing stable support that prevents the pusher paddle from tipping or bending, thus maintaining reliability while adapting to various product sizes
Solution Approach 2:
The roller assembly acts as an intermediary element between the pusher paddle and the tray surface. It provides a stable rotation point that prevents the pusher paddle from tipping or bending backwards, ensuring reliable operation while allowing the mechanism to handle products of various sizes and weights
2Productivity
If known pusher systems mounted to a track are used, then product can be pushed toward the front, but the track becomes obstructed with dirt or sticky materials hindering proper operation
Solution Approach 1:
The invention extracts and eliminates the track component from the pusher system. By removing the track, the source of obstruction by dirt and sticky materials is eliminated. The pusher mechanism operates on an open surface with the roller assembly providing necessary support without requiring a enclosed track structure
Solution Approach 2:
The invention converts the potential harm of debris accumulation into a benefit by designing a system where debris cannot accumulate in tracks. The open surface design with the roller assembly actually benefits from the same low-friction plastic material, allowing debris to be easily swept away while maintaining smooth operation
3Ease of operation
If inclined trays with low friction material are used, then product can easily slide to the front, but surfaces become obstructed with debris or sticky substances inhibiting proper sliding
Solution Approach 1:
The roller assembly serves as an intermediary that provides controlled friction. While the tray surface maintains low friction for easy sliding, the roller assembly introduces sufficient friction at the pusher contact point to prevent products from slipping away, while its elevated position prevents debris accumulation that would inhibit sliding
4Manufacturing precision
If pusher paddles are designed for specific product sizes, then they can effectively push that product, but they may tip or bend backwards when handling different sized products
Solution Approach 1:
The pusher mechanism incorporates dynamic elements including the coiled spring that adjusts to different product weights and the roller assembly that provides stable support. This dynamic design allows the same mechanism to effectively handle products of various sizes and weights without tipping or bending, maintaining manufacturing precision while achieving versatility
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 ensures that products are consistently displayed at the front of the shelf, preventing obstruction and maintaining product visibility, while the trackless design reduces maintenance and accommodates various product sizes and weights, enhancing merchandising efficiency.
Implementation Method 1
a coiled spring positioned behind the pusher surface and attached to the display system only by the coiled spring
Implementation Method 2
The pusher mechanism will slide along the surface of the tray without the use of tracks, rails, or guides typically used to hold a conventional pusher mechanism to the tray or floor of the tray
Data Source
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AI summary
A merchandise display system can include a front rail, at least one divider configured to engage the front rail, the at least one divider including a barrier. The at least one divider may also include a divider wall, and a roller carriage extending along the divider wall. The roller carriage can be provided with a plurality of rollers, and the roller carriage can be configured to advance the product. Additionally a cam can be coupled to the divider. Additionally, the roller carriage can be tilted such that the product is configured to move toward the barrier. The roller carriage can be formed of a first portion and a second portion, and the roller carriage can provided with a plurality of axles that are configured to receive the plurality of rollers such that the plurality of rollers are configured to rotate on the roller carriage. A method for forming a merchandise display system is also contemplated.