Soil Compactor with Integrated Marking Unit
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Solution Overview
Problem
Current soil compaction processes in road construction and airport runway production require separate equipment and additional steps for applying road markings, increasing complexity and inefficiency.
Innovation Solution
A soil compactor with a rotating roller and integrated marking units, including a marking unit that can be immovably or movably supported on the compactor structure, allowing for simultaneous compaction and marking of soil material, with features like edge pressing units, guide rails, and control systems for precise marking application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If separate equipment is used for applying road markings after soil compaction, then marking application is achieved, but device complexity and process steps increase
Solution Approach 1:
The patent combines the marking application device with the soil compactor by mounting a marking material application device on the compactor. This allows marking material to be applied to the soil material during the compaction process itself, eliminating the need for separate marking equipment and subsequent processing steps.
Solution Approach 2:
The soil compactor is transformed into a multi-functional device that performs both compaction and marking application functions. The compactor structure serves dual purposes: compacting the soil material while simultaneously applying marking material through the integrated marking device, reducing the need for additional specialized equipment.
2Manufacturing precision
If marking units are immovably supported on compactor structure, then defined positioning of marking material is achieved, but flexibility for complex shapes is limited
Solution Approach 1:
The patent employs marking units that can move relative to the compactor structure along guide rails. This dynamic positioning system allows the marking units to be relocated to different positions during operation, enabling the creation of complex marking shapes while maintaining precise positioning control through the guide rail mechanism.
Solution Approach 2:
Guide rails serve as an intermediary mechanism between the compactor structure and the marking units. The guide rails provide a controlled pathway that enables precise movement and positioning of the marking units, allowing them to achieve both defined positioning and flexibility for complex shapes through structured guidance.
3Adaptability or versatility
If multiple marking units with guide rails are used, then complex marking shapes are achieved, but device complexity increases
Solution Approach 1:
The marking system is divided into multiple independent marking units, each capable of moving along guide rails. This segmentation allows complex marking shapes to be created by coordinating multiple simpler units rather than requiring a single complex mechanism, making the system more manageable and adaptable.
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
Enables simplified and efficient production of soil structures by integrating marking processes into the compaction phase, reducing the need for additional equipment and steps, while allowing for precise and complex road marking designs.
Implementation Method 1
a soil compactor with which soil material, in particular asphalt, can be compacted
Implementation Method 2
at least one marking unit carried on the compactor structure for applying marking material to soil material
Data Source
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AI summary
A soil compactor for compacting soil material, in particular asphalt, comprises at least one compactor roller (14, 16) rotatable on a compactor structure (30) about a roller rotation axis (W) that is essentially orthogonal to a longitudinal direction (L) of the compactor and at least one marking unit (26, 26') carried on the compactor structure (30) for applying marking material (M) to soil material (12) driven over by the soil compactor (10).