Trackless Shelf Pusher Mechanism for Debris-Tolerant Product Display
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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, and pusher mechanisms often malfunction due to dirt or sticky materials, leading to inefficient product display and accessibility.
Innovation Solution
A trackless pusher mechanism that uses a coiled spring and pusher paddle to gently push products forward, eliminating the need for tracks and ensuring the paddle remains centered and upright, even with varying product sizes and shapes, while allowing for easy cleaning and maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a track-mounted pusher system is used to push product forward, then product can be moved toward the front of the shelf, but the track becomes obstructed with dirt or sticky materials that hinder proper operation
Solution Approach 1:
The patent removes the track component from the pusher system entirely. The pusher paddle now moves freely along the shelf surface without being constrained by a track, eliminating the accumulation zone for dirt and sticky materials that previously caused operational failures.
Solution Approach 2:
The pusher system is segmented into a pusher paddle that moves independently along the shelf surface, separated from any guiding track structure. This segmentation allows the paddle to navigate around debris rather than being blocked by it.
2Device complexity
If a traditional pusher paddle is used without a floor extension, then the structure is simpler, but the paddle tips or bends backwards causing binding in the track
Solution Approach 1:
The pusher paddle is extended in the longitudinal dimension to include a floor portion that reaches forward to the front of the shelf. This dimensional extension provides structural support that prevents the paddle from tipping or bending backward during operation.
Solution Approach 2:
The extended floor portion of the pusher paddle is positioned in advance to contact and support the product load before pushing begins. This preliminary positioning prevents the paddle from becoming unbalanced or binding during the pushing action.
3Adaptability or versatility
If the pusher paddle is designed to accommodate various product sizes and shapes, then versatility is improved, but the paddle may become unbalanced and tip backwards
Solution Approach 1:
The addition of the extended floor portion in the longitudinal dimension creates a counterbalancing structure that offsets the variability in product sizes and shapes. This extended structure reaches forward to the front of the shelf, providing a stable base that prevents the paddle from tipping backward regardless of the product configuration.
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 trackless pusher mechanism effectively maintains product visibility and accessibility by preventing tipping and ensuring smooth product movement, reducing maintenance needs and accommodating different product sizes, thus enhancing merchandising efficiency.
Implementation Method 1
A trackless pusher mechanism is disclosed that uses a coiled spring and pusher paddle to gently push products forward
Implementation Method 2
known systems may include inclined trays or floors that through gravity will cause the product to move toward the front of the shelf
Data Source
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AI summary
A merchandise display system comprises a divider (550) configured to be mounted to a support structure. The divider includes a forward end (553), a rearward end (555), a divider floor (554) that includes a top surface (554a), and a divider wall (552) that extends upwardly from the divider floor (554). A barrier (556) that is moveable by rotation between a folded position and an upright position is configured to be positioned proximate the forward end (553) of the divider (550) such that a product positioned on the top surface (554a) of the divider floor (554) contacts the barrier (556) when the product moves toward the forward end (553) of the divider (556). A pusher (520) that comprises a pusher face (522) and a pusher floor (524) extending forward of the pusher face (522) is configured to move the product forward so that the product contacts the barrier (556).