Oil Filter Pressure Test Station for Seal and Seam Leak Detection
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Solution Overview
Problem
Existing oil filters may develop leaks, allowing contaminants and oil to leak past seals, leading to inadequate lubrication and potential engine damage.
Innovation Solution
An oil filter-leak pressure-test station comprising an air pump, pressure gauge, vent valve, manifold, and overflow reservoir to test for leaks by applying pressure and observing for leaks through pressure changes or visual indicators.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If oil filters are used to remove contaminants from motor oil, then engine lubrication is improved, but leaks in the oil filter assembly can cause harmful contaminants and oil to leak past seals, resulting in inadequate lubrication
Solution Approach 1:
The patent applies preliminary action by testing the oil filter assembly for leaks before installation in the engine. The test station pressurizes the oil filter assembly and monitors for leaks, allowing defects to be identified and corrected prior to deployment, thereby preventing harmful contaminant leakage during engine operation.
Solution Approach 2:
The patent uses an intermediary test station system that includes a pressurization device, monitoring system, and test chamber. This intermediary system allows the oil filter assembly to be tested independently from the engine, providing a controlled environment to detect leaks without causing harm to the engine or environment.
2Measurement precision
If pressure testing is applied to detect leaks in the oil filter assembly, then leak detection capability is improved, but the complexity of the testing equipment and procedure increases
Solution Approach 1:
The patent applies universality by designing a test station that can accommodate different types of oil filter assemblies through standardized coupling mechanisms. The same test station can test various oil filter designs and configurations, making the complex testing equipment versatile and applicable to multiple products, thereby justifying the complexity through broad utility.
Solution Approach 2:
The patent implements self-service by incorporating automatic monitoring systems that detect leaks without requiring constant human intervention. The system automatically pressurizes the assembly, monitors pressure changes, and identifies leaks, reducing the operational complexity and skill requirements for conducting the tests.
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
Ensures the integrity of oil filters by identifying leaks before they occur, optimizing filter design for specific pressures, and preventing engine starvation from inadequate lubrication.
Implementation Method 1
pressurizing the mounted oil filter; observing one or more leaks in the mounted oil filter
Implementation Method 2
an overflow reservoir configured to collect oil or water that leaks past the mounted oil filter
Data Source
AI summary
An apparatus and a method are provided for an oil filter-leak pressure-test station. The oil filter-leak pressure-test station comprises an air pump, a pressure gauge, a vent valve, an overflow reservoir, and a manifold configured to receive an oil filter. The oil filter-leak pressure-test station is configured to apply a desired internal air pressure to an oil filter for observing the oil filter assembly for any potential leaks, such as along a seal ring, rolled seam or a nut-end. The oil filter-leak pressure-test station is also configured to be mounted in a vise or similar mechanical attachment for observation to determine the extent or existence of any leak in the oil filter. The oil filter-leak pressure-test station may also be submerged in water using a submersion reservoir, so as to determine the existence and location of any leaks.