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:
Jun. 23, 2026

Filed:

Jan. 09, 2023
Applicant:

Yantai Jereh Petroleum Equipment & Technologies Co., Ltd., Yantai, CN;

Inventors:

Dejian Bao, Yantai, CN;

Guoling Ju, Yantai, CN;

Shulin Zhang, Yantai, CN;

Yilong Zhu, Yantai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 33/01 (2006.01); F16L 23/024 (2006.01); F16L 33/34 (2006.01);
U.S. Cl.
CPC ...
F16L 33/01 (2013.01); F16L 23/024 (2013.01); F16L 33/34 (2013.01);
Abstract

A flexible pipe end portion connection structure is provided. The flexible pipe end portion connection structure includes a flexible pipe body and a joint. The joint includes a first end and a second end opposite to each other and has a channel extending through the joint in a direction from the first end to the second end. An inner sidewall of the first end of the joint has a plurality of first stepped structures, and an inner diameter of a portion of the channel corresponding to the first stepped structure gradually decreases in the direction from the first end to the second end. At least a part of an end of the flexible pipe body is inserted into the first end of the joint to fit with the first stepped structure.


Find Patent Forward Citations

Loading…