Multi-Lipped Intake Gasket for Tool-Less Airbox Sealing
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Solution Overview
Problem
Aftermarket air intake assemblies for internal combustion engines often require complex installation processes, which can be challenging for automotive enthusiasts and hobbyists, and there is a need for products that provide straightforward installation while ensuring effective interaction with the vehicle environment.
Innovation Solution
The system includes an airbox with a multi-lipped gasket that detachably connects an intake tube to the airbox, allowing for easy installation and ensuring a secure seal, with features like a hinge body and radial lips for elasticity to accommodate movement and vibration, facilitating airflow and engine performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional gasket connection method is used, then the installation process becomes complex and time-consuming, but the connection may not provide sufficient sealing reliability under engine vibrations and movements
Solution Approach 1:
The gasket is segmented into multiple functional lips (first lip, second lip, third lip) that perform different sealing functions at different locations. This segmentation allows each lip to address specific sealing challenges, maintaining reliability without requiring complex installation procedures
Solution Approach 2:
The gasket utilizes flexible elastomeric material that can deform and conform to the mating surfaces. This flexibility allows the gasket to maintain sealing reliability under engine vibrations and movements while the simple lip structure keeps installation straightforward
2Reliability
If a multi-lipped gasket design is implemented, then sealing performance improves under vibration and movement, but the gasket structure becomes more complex
Solution Approach 1:
Different portions of the gasket are designed with different local qualities - the first lip engages the airbox opening for primary sealing, the second lip engages the intake tube for positioning, and the third lip provides additional sealing. Each local region is optimized for its specific function, achieving high connection stability without requiring overall structural complexity
Solution Approach 2:
The multi-lipped gasket design makes the single gasket component perform multiple functions: sealing against the airbox opening, positioning relative to the intake tube, accommodating vibrations, and maintaining airflow path integrity. This multi-functionality achieves connection stability without proportionally increasing structural complexity
3Ease of operation
If a detachable connection system is used, then installation and removal become easier, but the connection strength may be reduced compared to permanent connections
Solution Approach 1:
The detachable connection system transitions from a static permanent connection to a dynamic removable connection. The gasket's flexible material and multi-lip design allow it to maintain strong sealing engagement during operation while enabling easy detachment when needed, achieving both ease of operation and adequate connection strength
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 solution provides a tool-less, detachable connection that simplifies installation, maintains a seal under engine conditions, and enhances airflow to the engine, improving performance and sound quality.
Implementation Method 1
The multi-lipped gasket is formed from an elastomeric material and may be molded to desired shapes and configurations
Data Source
AI summary
Systems and methods are disclosed for an air intake assembly comprising an airbox defining a plenum for enclosing an air filter, an intake tube attached to the air filter at a first end of the intake tube, the intake tube having a shoulder, and a multi-lipped gasket for detachably connecting the intake tube to the airbox, the multi-lipped gasket comprising a body portion defining a bore for sealingly engaging the intake tube, a lip adjacent the bore for engaging the shoulder of the intake tube, and a pair of distal lips for sealingly engaging the airbox, wherein the airbox, the air filter, and the intake tube are adapted so that air flows into the airbox, through the air filter, through the intake tube, and into a combustion engine (optionally reaching the combustion engine by first passing through a turbocharger and intercooler) of a vehicle.