Compaction Frame Storage Integration

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Solution Overview

Problem

Existing soil compactors inefficiently utilize available installation space for storage and maintenance, limiting their operational capabilities and flexibility.

Innovation Solution

Incorporating a storage space with a locking mechanism in the compaction frame, allowing for the storage of tools and materials, and providing a work step that doubles as a locking element for easy access and maintenance, along with a holding handle for stability and lane indication elements for operator guidance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the compaction frame is configured as a hollow component to create storage space, then space utilization is improved, but the structural complexity increases

Engineering Contradiction:
Improvestorage space volumeVSAvoidcompaction frame structure
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The storage space is integrated into the compaction frame structure itself by utilizing the hollow interior of the cross frame area, merging the storage function with the structural support function of the frame, thereby creating storage capacity without adding separate components

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The compaction frame serves dual purposes: it provides structural support for the compaction roller and simultaneously functions as a storage container for tools and materials, allowing one component to fulfill multiple functions and improving overall space utilization

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

2Reliability

If a locking mechanism is added to secure the storage space, then reliability is improved, but the device complexity increases

Engineering Contradiction:
Improvestorage space securityVSAvoidlocking mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The closure lid is designed to be pivotably supported on the first cross frame area, allowing it to be manually opened and closed by the operator without requiring complex automated locking mechanisms, achieving secure closure through simple self-service operation

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Instead of adding complex active locking mechanisms to secure the storage space, the design uses a passive closure lid that relies on its own weight and simple pivot support to remain closed, inverting the approach by using minimal intervention rather than maximal control

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

3Ease of operation

If the storage space is made open with upper and lateral opening areas, then ease of operation is improved, but protection of stored items worsens

Engineering Contradiction:
Improveaccess to storage spaceVSAvoidexposure of stored items
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The closure lid is divided into a first locking element section and a second locking element section that can be bent at an angle to each other, allowing differential opening where the lateral opening area can be accessed while the upper opening area remains closed, enabling selective access to different portions of the storage space

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9340932B2Soil compactor with storage space
Publication Date: 2016.05.17 HAMM AG
  • US9340932B2 patent drawing
  • US9340932B2 patent drawing
  • US9340932B2 patent drawing

AI summary

A soil compactor, comprising a compaction roller (16) supported on a compaction frame (14) and rotatable around a rotational axis (D), wherein the compaction frame (14) comprises longitudinal frame areas on both sides of the compaction roller (16) in direction of the rotational axis (D) and a first cross frame area (34) connecting the longitudinal frame areas (30, 32) to each other and extending essentially in the direction of the rotational axis (D) is characterized in that at least one storage space (38) is provided in the first cross frame area (34), which is closed by means of a locking element (50) movable between a closed position and an open position.