Vehicle Canister Mounting Bracket Layout for Top-Side Assembly

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Solution Overview

Problem

The existing methods for mounting a canister to a vehicle body require workers to assume an undesirable posture, leading to physical burden and reduced productivity, as they need to attach the canister from underneath the vehicle, limiting flexibility and ease of installation.

Innovation Solution

A vehicle canister mounting structure that allows attachment from both above and below the frame, utilizing a primary and secondary bracket system with snap fit mechanisms, enabling easier installation and maintenance by allowing access from above during assembly and from below for maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the canister is mounted using a single bracket from underneath the vehicle, then the canister can be securely attached to the frame, but workers must assume an undesirable posture leading to physical burden and reduced productivity

Engineering Contradiction:
Improveinstallation productivityVSAvoidworker posture
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The mounting structure is divided into a primary bracket that attaches to the frame and a secondary bracket that attaches to the canister. This segmentation allows the primary bracket to be installed from above the frame in an accessible position, eliminating the need for workers to crawl underneath the vehicle while maintaining secure attachment through the secondary bracket connection.

Inventive Principle:
Principle #1Segmentation

2Ease of repair

If the canister is mounted from underneath the vehicle, then secure attachment is achieved, but access for maintenance becomes difficult requiring workers to work from below the frame

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidworker accessibility
Core Design Contradiction:
Ease of repairVSEase of operation

Solution Approach 1:

By separating the mounting function into primary and secondary brackets with different attachment orientations, the secondary bracket can be positioned to allow maintenance workers to access and manipulate fasteners from above the frame, making maintenance as easy as the initial installation without requiring work from underneath the vehicle.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of requiring maintenance from below the frame as in traditional single-bracket designs, the secondary bracket is configured to allow fastener access from above the frame, inverting the traditional maintenance approach and improving worker accessibility and safety.

Inventive Principle:
Principle #13The other way round (Inversion)

3Adaptability or versatility

If a single bracket system is used, then the structure is simple, but fastening can only be performed from one direction limiting installation flexibility

Engineering Contradiction:
Improvefastening direction flexibilityVSAvoidbracket system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The dual-bracket system with primary and secondary brackets provides fastening direction flexibility by allowing the primary bracket to be fastened from one direction and the secondary bracket from another direction, enabling installation adaptability while the modular segmented design keeps overall system complexity manageable.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11780327B2Canister mounting structure
Publication Date: 2023.10.10 AISAN IND CO LTD
  • US11780327B2 patent drawing
  • US11780327B2 patent drawing
  • US11780327B2 patent drawing

AI summary

A vehicle canister mounting structure for a vehicle, the vehicle including a frame and an upper structure, such as a cabin, mounted on the frame, includes a primary bracket and a secondary bracket. The primary bracket is fastened to the frame by a primary fastener. The secondary bracket is fastened to the primary bracket by a secondary fastener and is attached to a canister. One of the primary fastener and the secondary fastener is configured to allow fastening to be performed from above the frame. The other of the primary and secondary fasteners is configured to allow fastening to be performed from below the frame.