Attachment Roller for Berm Edge Compaction

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Solution Overview

Problem

Existing rollers face challenges in compacting paving materials at the edges of roads and berms due to tipping hazards, maneuverability issues, and obstructed line of vision, leading to potential damage to property and safety concerns.

Innovation Solution

An attachment roller system that attaches to a vehicle, allowing it to move in a parallel path while maintaining a safe distance from the edge, providing clear visibility and maneuverability around obstacles, with a weight distribution that prevents tipping and applies sufficient pressure for compacting paving materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a roller is used to compact paving materials at the edge of roads and berms, then compaction is achieved, but the roller may tip over or damage property due to proximity to edges

Engineering Contradiction:

Improvecompaction qualityVSAvoidroller stability

Core Design Contradiction:

Manufacturing precisionVSReliability

Solution Approach 1:

The system divides the compaction function into two separate components: a main roller for general road compaction and a separate attachment roller for edge/berm compaction. This segmentation allows each component to perform its specific function optimally without compromising stability, as the attachment roller can operate close to edges while the main roller remains on stable ground.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The attachment roller acts as an intermediary device between the main roller and the edge/berm area. It is connected to the main roller via an attachment arm, allowing it to reach areas that would be dangerous for the main roller to access directly, thereby mediating the compaction task in hazardous zones.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Manufacturing precision

If a roller operates close to the edge to compact berm material, then edge compaction is improved, but the line of vision is obstructed and maneuverability is reduced

Engineering Contradiction:

Improveedge compaction qualityVSAvoidoperator visibility and maneuverability

Core Design Contradiction:

Manufacturing precisionVSEase of operation

Solution Approach 1:

By separating the edge compaction function into a distinct attachment roller, the operator can control this component independently. The attachment roller can be maneuvered close to edges without requiring the entire main roller to be in that position, thereby maintaining clear visibility and operational control.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The attachment roller is designed with dynamic capabilities, including the ability to pivot and adjust its position relative to the main roller through the attachment arm. This dynamic positioning allows the attachment roller to access edge areas while the main roller remains in a stable, visible position for the operator.

Inventive Principle:

Principle #15Dynamics

3Manufacturing precision

If the attachment roller is designed to apply sufficient pressure for compacting paving materials, then compaction effectiveness is improved, but the risk of tipping and property damage increases

Engineering Contradiction:

Improvecompaction effectivenessVSAvoidtipping hazard and property damage risk

Core Design Contradiction:

Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The weight and compaction force are segmented between the main roller and the attachment roller. The attachment roller is designed with sufficient weight to effectively compact berm and edge materials, while the main roller provides additional stability. This segmentation allows the attachment roller to apply necessary pressure without the entire system needing to be positioned in hazardous locations.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The main roller serves as a counterweight that stabilizes the attachment roller when it applies compaction force near edges. The attachment arm connects these components, allowing the main roller's weight to counterbalance the attachment roller's compaction actions, preventing tipping while maintaining effective compaction pressure.

Inventive Principle:

Principle #8Anti-weight (Counterweight)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The attachment roller system effectively compacts paving materials without risking the main roller's stability or causing property damage, ensuring safer operations and better control around obstacles.

Implementation Method 1

a plurality of rolling members, wherein the rolling members are attached to the main body such that the rolling members are able to rotate and move the attachment roller

Methodology Applied

Scientific EffectFriction: Friction

Implementation Method 2

The attachment roller may be configured to apply a pressure between about 30 psi and about 120 psi to a ground surface

Methodology Applied

Scientific EffectPressure: Pressure Increase

Data Source

PatentUS10260204B2Berm roller

Publication Date: 2019.04.16 KOKOSING CONSTRUCTION CO INC

AI summary

An attachment roller that attaches to a vehicle includes a main body, a plurality of rolling members, and at least one attachment arm. The rolling members are attached to the main body such that movement of the vehicle causes the rolling members to rotate and move the attachment roller. The at least one attachment arm is attached to the vehicle and the main body of the attachment roller. When the attachment roller is attached to the vehicle by the at least one attachment arm, the attachment roller has a path of travel that is not aligned on or within and is substantially parallel to a path of travel of the vehicle.