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:
Apr. 21, 2026
Filed:
Nov. 21, 2022
Ningbo Roaby Technology Industrial Group Co., Ltd., Ningbo, CN;
Bin Xu, Ningbo, CN;
Su Xu, Ningbo, CN;
Qi You, Ningbo, CN;
Jianhua Lyu, Ningbo, CN;
Zhengwu Liu, Ningbo, CN;
Yi Wang, Ningbo, CN;
Yu Zhang, Ningbo, CN;
NINGBO ROABY TECHNOLOGY INDUSTRIAL GROUP CO., LTD., Ningbo, CN;
Abstract
A road paver includes: a head; a body including a front end and a tail end; a feeding device, disposed in the front end to convey polyurethane concrete, and the feeding device including a stirring device; a stone paving device, disposed on the tail end to spread crushed stone over a road, and the stone paving device including a stone feed bin carrying the crushed stone; and a concrete paving device, disposed between the feeding device and the stone paving device and connected to the stirring device, and used to spread the polyurethane concrete across the road.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile