Adjustable Strike-Off Assembly for Vehicle-Mounted Paving
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Solution Overview
Problem
Conventional paving processes for narrow width projects are laborious and time-consuming due to the lack of suitable devices that are adjustable, compact, and easily attachable to vehicles, leading to increased labor and time costs.
Innovation Solution
A strike-off accessory device mounted on vehicles, featuring a strike-off assembly with adjustable lateral and height settings, actuated by hydraulic components, allowing for easy attachment and detachment, and accommodating various bulk material depths and widths.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional hand leveling methods are used, then labor effort is high and time consumption is high, but device complexity is low and ease of operation is high
Solution Approach 1:
The strike-off assembly is designed to be self-propelled by the vehicle it is mounted on, eliminating the need for separate propulsion systems. The hydraulic actuation system automatically adjusts the strike-off members' positions and angles based on the bulk material depth, reducing manual intervention while maintaining operational simplicity.
Solution Approach 2:
The device is designed with universal mounting capabilities that allow it to be attached to various vehicle types (skid-steer loaders, compactors, etc.). The adjustable strike-off assembly can accommodate different bulk material depths and paving widths, making it versatile for multiple paving project scenarios.
2Adaptability or versatility
If fixed-width strike-off devices are used, then device complexity is low, but adaptability to diverse paving projects is poor
Solution Approach 1:
The strike-off assembly features dynamically adjustable components including telescoping side members that can extend or retract to match different paving widths, and adjustable strike-off members that can be positioned at various angles and heights to accommodate different bulk material depths, allowing the device to adapt to diverse paving project requirements.
Solution Approach 2:
The strike-off assembly is divided into separable components including side members, rear members, and strike-off members that can be independently adjusted. This segmentation allows each component to be optimized for specific adjustments while maintaining overall structural integrity, enabling versatile adaptation without excessive complexity.
3Ease of operation
If non-attachable leveling devices are used, then ease of operation is high, but ease of attachment to vehicles is poor
Solution Approach 1:
The device incorporates universal mounting mechanisms that can be attached to and detached from various vehicle types using standardized attachment points. This universality allows the strike-off assembly to be easily integrated with different vehicles while maintaining operational simplicity through consistent attachment procedures.
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 device significantly reduces manual leveling efforts, enhancing efficiency and adaptability for narrow width paving projects by allowing precise adjustment and easy vehicle integration, thereby minimizing labor and time costs.
Implementation Method 1
At least one actuator, such as a hydraulic actuator, may be operatively coupled to the strike-off assembly... the at least one actuator being configured to adjust the lateral position of the strike-off assembly
Data Source
AI summary
A strike-off accessory device, which is configured to be mounted on a vehicle, includes a strike-off assembly for leveling the top surface of a bulk material, the strike-off assembly having a first side member, a second side member spaced apart from the first side member by a lateral distance, and at least one rear member disposed between the first side member and the second side member, the at least one rear member including a bottom edge that is configured to contact the bulk material; and a mounting assembly operatively coupled to the strike-off assembly, the mounting assembly configured to structurally support the strike-off assembly from the vehicle. In one embodiment of the invention, the lateral distance between the first member and the second member of the strike-off assembly is selectively adjustable by a user of the strike-off accessory device. In another embodiment, the vehicle is a skid-steer loader.