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. 04, 2020
Filed:
Nov. 06, 2017
Zhejiang University, Hangzhou, Zhejiang, CN;
Hongyue Sun, Zhejiang, CN;
Yunhe Fan, Zhejiang, CN;
Yuequan Shang, Zhejiang, CN;
Lei Wang, Zhejiang, CN;
Haodi Xu, Zhejiang, CN;
ZHEJIANG UNIVERSITY, Hangzhou, Zhejiang, CN;
Abstract
A self-drainage anchor cable system is provided, wherein a drainage section () is arranged above the internal anchoring section () of an anchor cable; a first end of the steel strand () extends into a bottom of the borehole (); the isolation pipe () is sleeved on the steel strand () in the drainage section (), and the permeable pipe () is sleeved on the isolation pipe (); a length of the isolation pipe () is larger than a length of the permeable pipe (), and there is a space () between the isolation pipe () and the permeable pipe (); the water stop rings made of water-expanding rubber () are provided at both ends of the isolation pipe (), and end portions of the permeable pipe () are in contact with the water-expending rubber water stop rings () A construction method for the self-drainage anchor cable system is also provided.