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.

Date of Patent:
May. 21, 2024

Filed:

Feb. 23, 2023
Applicant:

Changzhou University, Jiangsu, CN;

Inventors:

Hong Ji, Changzhou, CN;

Jie Guo, Changzhou, CN;

Ke Yang, Changzhou, CN;

Juncheng Jiang, Changzhou, CN;

Zhixiang Xing, Changzhou, CN;

Kai Zheng, Changzhou, CN;

Assignee:

CHANGZHOU UNIVERSITY, Changzhou, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/17 (2006.01);
U.S. Cl.
CPC ...
F16L 55/17 (2013.01);
Abstract

An adaptive sealing device for pipeline porous leakage. The device includes a pressure protection device and an encircling sealing rubber cover. The pressure protection device is used to pressurize and seal the pipeline by the encircling sealing rubber cover. The device further includes a control mechanism connected with the pressure protection device for adjusting the sealing pressure of the pressure protection device on the pipeline. The device further includes an anti-retraction mechanism connected with the pressure protection device and the control mechanism for limiting the pressure protection device and/or the control mechanism.


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