Flexible Non-Metallic Lower Rail for Animal Stall Partition
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Solution Overview
Problem
Existing animal stall partitions made entirely of steel can cause injuries and damage due to hard surfaces and rigidity, as cows lie or fall against them, leading to contusions and structural issues.
Innovation Solution
Incorporating a resilient non-metallic portion, such as high density polyethylene (HDPE) or composite materials, into the lower rail of the partition to provide flexibility and reduce stress on both the cow and the partition's mountings, allowing the non-metallic portion to slide over steel parts for axial flexibility and shock absorption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the lower rail is made of hard steel to ensure structural strength, then the partition can withstand cow movements and provide stability, but it causes contusions and injuries to cows when they lie or fall against it
Solution Approach 1:
The partition applies different material properties to different regions: the upper and rear portions remain rigid steel for structural support, while the lower rail that contacts cows is made of flexible material to reduce injury. This local differentiation allows each part to serve its specific function optimally.
Solution Approach 2:
The partition uses composite construction combining rigid steel components for structural integrity with flexible non-metallic materials (such as plastic or rubber) for the cow-contacting lower rail, creating a multi-material system that balances strength and safety.
2Reliability
If the partition is made entirely of rigid steel to ensure durability and stability, then it can resist damage from cow movements, but it transmits excessive stress to the mounting fixings causing structural issues
Solution Approach 1:
The invention changes the physical parameters of the lower rail by using flexible material instead of rigid steel, which alters how stress is transmitted. The flexible material absorbs and distributes forces differently, reducing peak stresses on mounting fixings while maintaining overall durability.
Solution Approach 2:
The flexible lower rail acts as a pre-installed cushioning element that absorbs impact forces before they reach the mounting structure, preventing excessive stress transmission to the fixings and extending the lifespan of the entire partition system.
3Strength
If heavy steel material is used throughout the partition to ensure strength and stability, then the partition can withstand significant forces, but the overall weight increases making installation and maintenance more difficult
Solution Approach 1:
The partition replaces heavy steel with lighter non-metallic flexible materials in the lower rail portion, creating a composite structure that maintains necessary strength while significantly reducing overall weight for easier handling and installation.
Solution Approach 2:
The partition is segmented into different material zones: heavy steel where structural strength is critical (upper rails, rear portions) and lighter flexible material where cow contact occurs (lower rail), optimizing the weight-strength balance across different functional regions.
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 flexible non-metallic lower rail reduces the risk of injury to cows and damage to partitions, makes the structure corrosion-proof, and allows for lighter, more efficient partitions with reduced stress on fixings, enabling the use of lighter fastenings and easier maintenance.
Implementation Method 1
a resilient non-metallic portion, such as high density polyethylene (HDPE) or composite materials, into the lower rail of the partition to provide flexibility and reduce stress
Data Source
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AI summary
A partition for an animal stall comprising an upper rail, a lower rail, said upper and lower rails being linked at forward ends thereof to define a loop, wherein at least a portion of the lower rail is formed from a non-metallic material.