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. 19, 2022
Filed:
May. 07, 2020
Guangxi University, Guangxi, CN;
Lufeng Yang, Guangxi, CN;
Junwu Chen, Guangxi, CN;
Hao Kang, Guangxi, CN;
Xiani Liang, Guangxi, CN;
Zheng Chen, Guangxi, CN;
Jiaqi Zhao, Guangxi, CN;
Weizhe Sun, Guangxi, CN;
Wenting Nong, Guangxi, CN;
Weifu Lu, Guangxi, CN;
Linyu Gan, Guangxi, CN;
GUANGXI UNIVERSITY, Nanning, CN;
Abstract
An image acquisition device and a measuring method for geometric parameters of a specific developing area on a concrete test block. In the image acquisition device, a digital camera is provided on a camera support; the camera support is provided with a screw bearing which is connected to a first stepping motor via a first coupling; the camera support is provided on a screw slideway which is connected to a second stepping motor via a second coupling; the screw slideway, the first stepping motor and the second stepping motor are provided on a rear platform of a L-shaped base; a spirit level and a controller are respectively provided at two sides of the rear platform of the L-shaped base; and a reference glass plate is arranged on a front raised platform of the L-shaped base.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile