Two-Pillar Mount System for Vehicle Powertrain Access

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Solution Overview

Problem

Conventional final drive assemblies complicate access to the gear assembly for maintenance and installation, making it difficult to service or remove the gear assembly once the final drive assembly is complete.

Innovation Solution

A two-pillar mount system with mirrored side walls and recesses for frame members and suspension attachments, creating an access gap for convenient installation, servicing, or removal of the powertrain component, which couples the upper and lower frame bodies of a vehicle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional final drive assemblies are used, then the gear assembly is securely mounted, but access to the gear assembly for maintenance and installation is complicated

Engineering Contradiction:
ImproveAccess to gear assemblyVSAvoidFinal drive assembly structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The final drive assembly is segmented into distinct mounting pillars that are separable from the frame members. The pillars can be detached to provide access to the gear assembly, then reattached to restore structural integrity. This segmentation allows maintenance access without permanently complicating the assembly structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting pillars are designed to transition between a secured state (attached to frame members) and an accessible state (detached from frame members). This dynamic configuration allows the assembly to adapt between providing structural support and enabling maintenance access to the gear assembly.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If conventional final drive assemblies are used, then the gear assembly is securely mounted, but removal of the gear assembly is difficult

Engineering Contradiction:
ImproveRemoval of powertrain componentVSAvoidFinal drive assembly structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting system is divided into separate pillars that can be independently removed from the frame members. This segmentation allows the powertrain component to be detached by removing only the pillars, without requiring disassembly of the entire final drive assembly or additional frame members.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting pillars are extracted as separate, removable components from the final drive assembly. By taking out the pillars as distinct elements that can be detached, the system enables easy removal of the powertrain component while maintaining structural integrity when the pillars are in place.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of manufacture

If conventional final drive assemblies are used, then structural integrity is maintained, but installation of the gear assembly is complicated

Engineering Contradiction:
ImproveInstallation of powertrain componentVSAvoidFinal drive assembly structure
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The assembly process is simplified by segmenting the mounting system into pre-fabricated pillars that can be independently installed. These pillars connect the frame members to the powertrain component, allowing installation without requiring complex integration of multiple structural elements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting pillars serve multiple functions: they provide structural support to maintain structural integrity, enable access to the gear assembly, and facilitate installation and removal. This multi-functionality reduces the need for additional specialized components, simplifying the overall installation process.

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

Data Source

PatentUS10562570B2Mounting pillars for a drive assembly
Publication Date: 2020.02.18 HONDA MOTOR CO LTD
  • US10562570B2 patent drawing
  • US10562570B2 patent drawing
  • US10562570B2 patent drawing

AI summary

A two pillar mount for a vehicle powertrain component wherein each pillar has two mirrored side walls formed on opposite ends of a joining wall. The side walls have mirrored recesses at a lower end to receive a lower frame member, and mirrored recesses at an upper end to receive upper frame members of a vehicle. Each pillar further includes attachment points to suspension members of the vehicle, and attachment points to the vehicle's powertrain component.