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:
Feb. 14, 2023
Filed:
Sep. 28, 2017
Shandong University, Shandong, CN;
Shucai Li, Shandong, CN;
Weimin Yang, Shandong, CN;
Zongqing Zhou, Shandong, CN;
Liping Li, Shandong, CN;
Shaoshuai Shi, Shandong, CN;
Meixia Wang, Shandong, CN;
Shuai Cheng, Shandong, CN;
Xuguang Chen, Shandong, CN;
Chenglu Gao, Shandong, CN;
Cong Liu, Shandong, CN;
SHANDONG UNIVERSITY, Shandong, CN;
Abstract
Fully automatic true triaxial tunnel and underground project model test system, including a triaxial loading device for loading model test piece, automatic data collection and analysis device, power system and control system; triaxial loading device includes test bench, vertical loading system, horizontal front and back, and left and right loading systems, and the vertical, horizontal front and back, and left and right loading systems apply three-way pressure to model test body; test bench functions for supporting, fixing, and providing counter-force; automatic data collection and analysis device includes micro optical fiber sensor embedded in model test piece, optical fiber monitoring system, micro pressure box and strain brick, and can collect multi-field information.