Composite Pallet with Detachable Polymeric Cross-Members
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Solution Overview
Problem
Wooden pallets are cumbersome to maintain, repair, and sanitize due to nailed construction, and they face challenges in cleaning and sanitization, which limits their efficiency in various industrial applications.
Innovation Solution
A composite pallet design featuring a base layer, intermediate layer, and top layer made from polymeric materials with structural reinforcement, allowing for easy assembly, maintenance, and sanitation, and incorporating wear pads and support blocks for enhanced durability and mobility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If wooden pallets use nailed construction, then structural strength is achieved, but maintenance and repair become cumbersome
Solution Approach 1:
The pallet is divided into multiple detachable components including deck boards, stringers, and blocks that can be independently replaced. Fastening systems use removable fasteners instead of permanent nails, allowing individual parts to be separated and replaced without damaging other components, thus simplifying maintenance and repair operations.
Solution Approach 2:
The fastening method transitions from permanent mechanical fastening (nails) to removable fastening systems that allow parameter changes in assembly and disassembly. This enables the structure to maintain strength during use while facilitating easy decomposition for repair, directly addressing the contradiction between structural integrity and ease of maintenance.
2Reliability
If wooden pallets use traditional construction, then durability is achieved, but sanitization and cleaning become difficult
Solution Approach 1:
The pallet incorporates smooth, non-porous polymeric materials that prevent liquid absorption and bacterial harboring. The surface geometry eliminates crevices and voids where contaminants could accumulate, allowing effective sanitization through washing while maintaining structural durability through the inherent strength of the polymeric construction.
Solution Approach 2:
The pallet uses composite construction combining polymeric materials with structural reinforcement elements. This creates a durable structure that is also smooth and non-absorbent, enabling easy cleaning and sanitization while maintaining the strength and durability required for industrial use.
3Ease of repair
If composite materials are used, then ease of maintenance and sanitation is improved, but structural strength may be reduced
Solution Approach 1:
The invention uses composite construction combining polymeric materials with structural reinforcement elements such as integrated ribs, blocks, and stringers. This composite approach maintains the ease of maintenance and sanitation benefits of polymers while achieving the structural strength required for heavy-duty pallet applications through the reinforcement architecture.
Solution Approach 2:
The design incorporates curved and contoured surfaces in the polymeric components that provide both structural strength and smooth surfaces for easy cleaning. The curvature eliminates sharp corners and crevices where contaminants could accumulate, while the three-dimensional shaping provides structural rigidity and load-bearing capacity.
Data Source
AI summary
Composite pallets and methods for making and using composite pallets are disclosed. An example composite pallet may include a base layer. The base layer may include a first base board, a second base board, and a cross-member extending between the first base board and the second base board. The cross-member may include a first end region designed to be detachably coupled to the first base board, a second end region designed to be detachably coupled to the second base board, and at least one curved section positioned between the first end region and the second end region. The cross-member may include a polymer. An intermediate layer may be coupled to the base layer. The intermediate layer may include a plurality of intermediate boards. A top layer may be coupled to the intermediate layer. The top layer may include a plurality of top boards.