Conduit Mounting Device for Off-Road Canister Vibration Isolation

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Solution Overview

Problem

Off-road vehicles face challenges in mounting evaporative emissions control canisters due to harsh environmental conditions and excessive vibrations, which can lead to damage and reduced efficiency, as conventional mounting devices are not adequately designed to handle rough terrain and protect against mud, water, and debris ingestion.

Innovation Solution

A conduit mounting device with a base and pipe configuration that attaches to a vehicle's frame, featuring fastener openings, a connector, and supports to reduce vibrations and protect the canister from environmental hazards by drawing intake air from within a frame member, thus preventing water and dirt ingestion, and allowing easy installation on various frame configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If rigid mounting devices are used to mount carbon canisters on vehicle frames, then the canisters are securely fixed to the frame, but the canisters are adversely affected by excessive vibrations and harsh environmental conditions in off-road vehicles

Engineering Contradiction:
Improvemounting stabilityVSAvoidcanister durability
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent applies beforehand cushioning by incorporating vibration isolation elements and protective features into the mounting device design prior to installation. The mounting device includes features that cushion and protect the canister from vibrations and environmental hazards before they can cause damage, rather than allowing direct transmission of harmful forces.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Productivity

If the carbon canister intake is positioned to allow easy air flow, then the evaporative emissions control functions efficiently, but water or dirt may be ingested into the intake

Engineering Contradiction:
Improveemissions control efficiencyVSAvoidwater and dirt ingestion
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent applies the intermediary principle by introducing a protective structure or mechanism that mediates between the air intake and the environment. This intermediary element allows air to flow to the canister while blocking harmful substances like water and dirt from entering the intake, thus protecting the canister while maintaining functionality.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the mounting device is designed to accommodate various frame configurations, then the device can be universally applied to different vehicle types, but the device complexity increases

Engineering Contradiction:
Improveframe configuration compatibilityVSAvoidmounting device structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a mounting device that can serve multiple functions and accommodate different frame configurations through a standardized yet adaptable structure. The device includes features that allow it to be mounted on various frame types without requiring completely different designs, reducing overall system complexity while maintaining versatility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS10711737B2Conduit mounting device
Publication Date: 2020.07.14 HONDA MOTOR CO LTD
  • US10711737B2 patent drawing
  • US10711737B2 patent drawing
  • US10711737B2 patent drawing

AI summary

A device for mounting a conduit of a vapor canister on a vehicle includes a base having a first side and an opposing second side. The base includes fastener openings for receiving fasteners to attach the base to a frame. A connector extends from the first side of the base between the fastener openings for connecting the device to a conduit of a vapor canister. A pipe having an inlet extends from the second side of the base and forms an air passage from the inlet to the connector. The device may also include supports on the second side of the base for supporting the device on frame members with rounded or flat surfaces. The conduit mounting device can be installed by attaching the device on a frame member without the need for tools.