Rolling Cage Removable Members for Trapped Object Removal

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Solution Overview

Problem

Conventional rolling cages for soil preparation are prone to trapping objects like rocks, which cannot be easily removed, leading to damage and reduced durability during high-speed operation.

Innovation Solution

A rolling cage design with removable sections, allowing easy access for removing trapped objects using basic hand tools, maintaining durability and functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the rolling cage is fully welded for durability, then the strength and reliability are improved, but the ease of repair and object removal deteriorates

Engineering Contradiction:
ImprovedurabilityVSAvoidobject removal
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The rolling cage is divided into modular sections with at least one removable structural member that can be detached using basic hand tools. This segmentation allows the cage to maintain welded construction for durability while enabling easy access to trapped objects through removable components.

Inventive Principle:
Principle #1Segmentation

2Strength

If the rolling cage structure is made fully welded, then the strength is improved, but the ease of manufacture deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The cage structure is designed with modular components where structural members can be removed and replaced. This allows for standardized welding procedures on identical joints, simplifying the manufacturing process while maintaining overall structural strength through consistent weld quality.

Inventive Principle:
Principle #1Segmentation

3Productivity

If the rolling cage operates at high speed, then the productivity is improved, but the harmful factors increase due to trapped objects

Engineering Contradiction:
Improvetillage speedVSAvoiddamage from trapped objects
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The removable structural members are positioned to provide easy access to common trapping zones within the cage. This preliminary design feature allows operators to quickly remove trapped objects during field operations, preventing damage before it occurs and maintaining high-speed productivity without interruption.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250212711A1Object removal system for a cage roller
Publication Date: 2025.07.03 KUHN KRAUSE
  • US20250212711A1 patent drawing
  • US20250212711A1 patent drawing
  • US20250212711A1 patent drawing

AI summary

A towable rear tool attachment for a towable tillage tool is configured for soil clod sizing and firming. The rear tool includes a rolling cage that rotates when being towed and is in contact with a soil surface. The rolling cage includes a pair of circular-shaped end plates located at each end of the rolling cage, a ring-shaped support plate, in parallel with and between the end plates, structural members arranged equally spaced apart around a circumference of the end plates and the support plate, forming a cage-like structure. At least one of the structural members having a removable section between one end plate and the support plate configured for easy removal of rocks and other objects that can be picked and trapped inside of the rolling cage.