Rotatable Pallet Legs for Compact Storage

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Solution Overview

Problem

Conventional pallets are rigid and waste space during transportation and warehousing, especially when stacking, leading to reduced capacity and increased costs.

Innovation Solution

A pallet design featuring a flat board pallet body with recesses and rotatable legs that can be adjusted to occupy less space by retracting into the recesses when not in use, using retention tabs and coupling pins for support and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the pallet is made as an integral structure with fixed legs, then the structural strength and stability are improved, but the space occupation during transportation and stacking increases

Engineering Contradiction:
Improvestructural strengthVSAvoidspace occupation
Core Design Contradiction:
StrengthVSVolume of stationary object

Solution Approach 1:

The pallet is divided into separate components: a pallet body and detachable legs. The legs can be detached from the pallet body through holes, allowing the pallet to be segmented into smaller parts for compact storage and transportation, thereby reducing space occupation while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

2Volume of stationary object

If the legs are made detachable to reduce space occupation, then the transportation and stacking capacity is improved, but the structural stability and ease of operation deteriorate

Engineering Contradiction:
Improvespace occupationVSAvoidease of assembly and disassembly
Core Design Contradiction:
Volume of stationary objectVSEase of operation

Solution Approach 1:

The legs are extracted as detachable components from the integral pallet structure. Each leg has through holes that align with corresponding holes in the pallet body, allowing easy insertion and removal. This extraction enables compact storage while maintaining operational simplicity through straightforward assembly and disassembly operations.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If the legs are made rotatable to adjust positioning, then the adaptability for different cargo sizes is improved, but the device complexity increases

Engineering Contradiction:
ImproveadjustabilityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The legs are designed with rotatable capability through through holes in both the legs and pallet body, allowing dynamic adjustment of leg positioning and orientation. This dynamic feature enables adaptation to different cargo sizes and stacking configurations without requiring complex mechanical mechanisms, achieving versatility through simple rotational movement.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8813659B2Pallet with rotatable legs
Publication Date: 2014.08.26 TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD
  • US8813659B2 patent drawing
  • US8813659B2 patent drawing
  • US8813659B2 patent drawing

AI summary

A pallet includes a pallet body, a plurality of recesses formed in a bottom of the pallet body, two retention tabs mounted to the bottom of the pallet body and respectively extending downward from two opposite sides of each of the recesses, and a plurality of legs mounted to the retention tabs and respectively receivable in the recesses. The pallet includes the rotatable legs, so that in using the pallet, the legs are rotated out and the coupling pins are applied to fix the legs for supporting and when the pallet is not in use, the coupling pins are removed to allow the legs to rotate in order to set the legs in recesses, whereby the pallet occupies a reduced amount of space for storage and transportation and thus the capacity of storage and transportation can be improved to thus lower down transportation cost.