Segmented Plastic Fluid Vessels on Platform Framework

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Solution Overview

Problem

Existing fluid containment systems, typically made of metal, face challenges such as weight constraints, corrosion, stress points leading to leaks, and difficulty in maintenance due to their large size and welded construction, especially when mounted on service utility vehicles or used in construction and mining fields.

Innovation Solution

A portable fluid containment assembly comprising a plurality of rectilinear fluid vessels made of plastic, such as polyethylene, arranged contiguously on a horizontal platform with a framework that secures them for easy transportation and maintenance, eliminating stress points and reducing contamination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If metal tanks are used for fluid containment, then strength and durability are improved, but weight increases and portability deteriorates

Engineering Contradiction:
Improvetank strengthVSAvoidtank weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The fluid containment system is divided into multiple separate fluid vessels (55-gallon drums) instead of a single large tank. Each vessel is independently contained and secured to the platform, allowing for modular weight distribution and easier handling while maintaining overall structural strength through the framework and mounting system.

Inventive Principle:
Principle #1Segmentation

2Strength

If metal tanks are used for fluid containment, then strength is improved, but corrosion resistance deteriorates

Engineering Contradiction:
Improvetank strengthVSAvoidcorrosion
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The system combines metal framework (for structural strength) with non-corrosive fluid vessels (for corrosion resistance). The metal platform and support structure provide the necessary mechanical strength, while the fluid vessels themselves are protected from corrosion through material selection, creating a composite system that achieves both strength and corrosion resistance simultaneously.

Inventive Principle:
Principle #40Composite materials

3Ease of manufacture

If welded joints are used in tank construction, then manufacturing efficiency is improved, but reliability deteriorates due to stress points and leaks

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidleak prevention
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

Instead of welding a single large tank (which creates stress concentration points), the system segments the fluid containment into multiple separate vessels. Each vessel maintains its own intact structure without welded joints, eliminating the stress points and leak risks associated with welding while still achieving the required total fluid containment capacity.

Inventive Principle:
Principle #1Segmentation

4Quantity of substance

If large capacity tanks are used, then fluid storage capacity is improved, but ease of maintenance deteriorates

Engineering Contradiction:
Improvefluid storage capacityVSAvoidmaintenance accessibility
Core Design Contradiction:
Quantity of substanceVSEase of repair

Solution Approach 1:

The large fluid storage capacity is achieved through multiple separate 55-gallon vessels arranged on the platform rather than one large tank. This segmentation allows each individual vessel to be easily accessed, removed, and maintained independently, dramatically improving maintenance accessibility while maintaining the required total storage capacity.

Inventive Principle:
Principle #1Segmentation

5Speed

If service utility vehicles are used for fluid transport, then mobility is improved, but weight capacity deteriorates due to constraints

Engineering Contradiction:
ImprovemobilityVSAvoidfluid carrying capacity
Core Design Contradiction:
SpeedVSQuantity of substance

Solution Approach 1:

The fluid containment is segmented into multiple 55-gallon vessels that are distributed across the platform. This segmentation optimizes weight distribution within the vehicle's payload capacity, allowing the service utility vehicle to transport the required total fluid volume without exceeding weight constraints, thereby maintaining both mobility and adequate carrying capacity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7856998B2Portable fluid containment assembly
Publication Date: 2010.12.28 OSHKOSH CORPORATION
  • US7856998B2 patent drawing
  • US7856998B2 patent drawing
  • US7856998B2 patent drawing

AI summary

A portable fluid containment assembly capable of holding and transporting oils, water, engine antifreeze, and the like and/or used fluids of the same types. The assembly includes multiple fluid tanks that are mounted in a tubular structure integrated into a platform. The tubular structure includes multiple support members and reinforcement bars. The tubular structure includes lift tip members and forklift pockets to facilitate movement of the portable fluid containment assembly.