Collapsible Wooden Crate Assembly for Stable Tool-Free Stacking
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Solution Overview
Problem
Existing modular furniture systems face challenges in achieving stability and strength while being easily assembled and disassembled, particularly in stackable and collapsible designs that require minimal tools and reduced storage volume.
Innovation Solution
A modular furniture joint structure utilizing intersecting panels with complementary tabs and recesses, secured by a tensioning strap and adjustable binding clamp, allowing for easy assembly and disassembly without adhesives, screws, nails, or pins, and enabling the formation of various furniture pieces by modifying panel dimensions and configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If modular furniture is designed to be easily disassembled and collapsed, then storage volume is reduced, but structural stability and strength deteriorate
Solution Approach 1:
The crate panels are designed to nest within each other when collapsed, with each panel containing recesses that receive tabs from adjacent panels. This nesting arrangement allows the furniture to collapse to a compact form factor for storage while maintaining structural integrity when assembled, as the interlocking tabs and recesses provide mechanical support and stability.
2Ease of operation
If modular furniture uses minimal assembly tools, then ease of assembly is improved, but assembly strength and reliability worsen
Solution Approach 1:
The crate employs a self-assembling mechanism where panels have pre-formed tabs and recesses that automatically align and interlock when panels are brought together. The design allows assembly without requiring external fasteners, adhesives, or specialized tools - the structure assembles itself through the complementary geometric features built into each panel, ensuring both ease of assembly and reliable connections.
3Adaptability or versatility
If modular furniture is designed for frequent assembly and disassembly, then adaptability is improved, but structural strength deteriorates
Solution Approach 1:
The crate is divided into separate panel segments, each with standardized tabs and recesses for connection. This segmentation allows the furniture to be easily assembled and disassembled by simply connecting or separating the panel segments, while the robust tab-and-recess geometry ensures that each connection point maintains structural strength even after repeated assembly cycles.
Data Source
AI summary
A stackable wooden crate that can be assembled and disassembled without tools, and stored flat is provided. The crate may include: two sides with box joint tabs, two sides with matching box joint recesses, a bottom, and a lid. The sides may come together at box joints held together with strap binding that stretches tight when the sides are folded 90 degrees to each other. A modified strap binding on one corner of the box is held tight via a tensioner buckle. The bottom is held captive by the four sides. The lid rests between four tabs that extend upward out of all four sides. When the lid is removed, multiple crates can be stacked, the upper crate held in place by the lower crate's four tabs which interface with recesses on the bottom of the upper crate.