Adjustable Blade Assembly With Pivotable Wing

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Solution Overview

Problem

Existing blade assemblies for machines handling materials like soil, sand, and snow are often ill-suited, leading to delays and reduced quality due to inadequate maneuverability and width adjustment, as they struggle to navigate varied work sites with obstacles.

Innovation Solution

A blade assembly with a pivotable wing that can move over a range greater than 180 degrees, allowing for increased width adjustment and improved maneuverability, featuring a support structure with a wheel and pivot mechanisms connecting the blade and wing through multiple pins for enhanced articulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the blade assembly uses a fixed width configuration, then the structure is simple and stable, but the adaptability to different work sites and materials is reduced

Engineering Contradiction:
Improveadaptability to different work sitesVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The blade assembly incorporates movable wings that can be positioned at different angles relative to the blade, allowing the working width to be dynamically adjusted. This dynamic configuration enables the same blade assembly to adapt to various work site conditions without requiring multiple fixed configurations or complex interchangeable components.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the blade assembly has limited maneuverability, then the structure is simpler and more stable, but the productivity is reduced due to delays in completing tasks

Engineering Contradiction:
Improvetask completion speedVSAvoidmaneuverability mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The blade assembly incorporates movable wings that can be positioned at different angles relative to the blade, allowing the working width to be dynamically adjusted. This dynamic configuration enables the same blade assembly to adapt to various work site conditions without requiring multiple fixed configurations or complex interchangeable components.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If the blade assembly cannot adjust its width, then the device is simpler and more reliable, but the quality of material handling is reduced

Engineering Contradiction:
Improvequality of material handlingVSAvoidwidth adjustment mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The blade assembly incorporates movable wings that can be positioned at different angles relative to the blade, allowing the working width to be dynamically adjusted. This dynamic configuration enables the same blade assembly to adapt to various work site conditions without requiring multiple fixed configurations or complex interchangeable components.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11885086B2Adjustable blade assembly
Publication Date: 2024.01.30 CATERPILLAR INC
  • US11885086B2 patent drawing
  • US11885086B2 patent drawing
  • US11885086B2 patent drawing

AI summary

A blade assembly may include a blade and a wing. The blade may be configured to be pivotably attached to a machine. The wing may be pivotably attached to an end of the blade to adjust a width of the blade assembly. The wing may be movable relative to the blade over a range of motion that is greater than 180 degrees.