Segmented Lubricant Additive Cartridge with Spring Ejection
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Solution Overview
Problem
Lubricant friction modifiers in machine lubrication systems become depleted over time, leading to increased friction and reduced fuel economy in vehicle engines.
Innovation Solution
A lubricant additive dispensing system with a cartridge housing additive material sections, a spring element to bias them towards a release opening, and an actuator to eject the additives into the lubrication circulation system when predetermined lubricant attributes are exceeded, ensuring continuous lubricant enhancement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If friction modifiers are applied to lubricant over time, then lubricant performance is enhanced, but the additives become depleted resulting in increased friction
Solution Approach 1:
The additive supply system is segmented into multiple discrete additive material sections stored in the cartridge. Each section contains friction modifiers that are sequentially released into the lubricant circulation system, ensuring continuous replenishment without depletion. This segmentation allows the system to maintain lubricant performance over extended periods by providing fresh additive sections as previous ones are consumed.
2Extent of automation
If additive material sections are stored in a cartridge with spring bias, then automatic replenishment is enabled, but device complexity increases
Solution Approach 1:
The cartridge system is designed to be self-service through the use of a spring element that automatically biases additive material sections toward the release opening. When the lubricant circulation system creates sufficient flow, additives are automatically ejected without requiring external actuation or complex control mechanisms. This self-service approach enables automatic replenishment while minimizing device complexity by relying on passive mechanical forces.
3Reliability
If multiple additive material sections are ejected sequentially, then continuous lubricant enhancement is maintained, but manufacturing complexity increases
Solution Approach 1:
The cartridge is manufactured as a modular assembly containing multiple discrete additive material sections that can be independently produced and then assembled into the cartridge. Each section is a separate component that can be manufactured using standard processes, and the cartridge itself is designed as a simple housing with a release mechanism. This segmented modular approach maintains continuous lubricant enhancement while simplifying manufacturing compared to creating a single complex integrated system.
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 system maintains optimal lubricant performance by automatically replenishing additives, reducing friction and enhancing fuel economy without requiring frequent maintenance or technician intervention.
Implementation Method 1
a spring element arranged to bias the at least one additive material section towards the release opening
Data Source
AI summary
A lubricant additive dispensing system includes a cartridge defining an inner cavity to house at least one additive material section and a release opening in communication with a lubrication circulation system of a machine. The lubricant additive dispensing system also includes a spring element arranged to bias the at least one additive material section towards the release opening and a release lever arranged to selectively retain the at least one additive material sections within the cartridge. The lubricant additive dispensing system further includes an actuator coupled to the release lever wherein actuation of the release lever ejects a next one of the at least one additive material sections into the lubrication circulation system.


