Invention Grant
- Patent Title: System, apparatus, and method for controlling screed extender of paving machine
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Application No.: US17333051Application Date: 2021-05-28
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Publication No.: US11746480B2Publication Date: 2023-09-05
- Inventor: Toby A. Frelich , Jacob R. Ellwein
- Applicant: Caterpillar Paving Products Inc.
- Applicant Address: US MN Brooklyn Park
- Assignee: Caterpillar Paving Products Inc.
- Current Assignee: Caterpillar Paving Products Inc.
- Current Assignee Address: US MN Brooklyn Park
- Agency: Xsensus, LLP
- Main IPC: E01C19/48
- IPC: E01C19/48 ; E01C23/01

Abstract:
A system, apparatus, and method can control one or more screed extensions or extenders of a paving machine. Such control can include identifying a location of an undesirable surface condition of a mat paved on a base by the paving machine using data from one or more sensors associated with a screed extension; characterizing the undesirable surface condition of the mat; and adjusting a height and/or an angle of attack of an extension plate of the screed extension to prevent future occurrences of the undesirable surface condition responsive to the identification and characterization of the undesirable surface condition. The location of the undesirable surface condition can represent a start of the undesirable surface condition in a transverse direction of the paving machine and can be associated with either an interface between the screed extension and a main screed or outward of the interface, along a length of the extension plate of the screed extension.
Public/Granted literature
- US20220380989A1 SYSTEM, APPARATUS, AND METHOD FOR CONTROLLING SCREED EXTENDER OF PAVING MACHINE Public/Granted day:2022-12-01
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