The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 29, 2025
Filed:
Sep. 22, 2021
Sumitomo Construction Machinery Co., Ltd., Tokyo, JP;
Kazuaki Hagiwara, Chiba, JP;
Tetsuya Watanabe, Chiba, JP;
SUMITOMO CONSTRUCTION MACHINERY CO., LTD., Tokyo, JP;
Abstract
An asphalt finisher includes a tractor, a hopper disposed in front of the tractor and configured to receive a pavement material, a conveyor configured to convey the pavement material in the hopper to a rear side of the tractor, a screw configured to spread the pavement material conveyed by the conveyor at the rear side of the tractor, a screed configured to compact the pavement material spread by the screw at a rear side of the screw, an information acquisition device configured to obtain information on a road to be paved, and a control device. The control device is configured to support an operation of aligning the center of the tractor with the center of a pavement target area based on the information obtained by the information acquisition device.