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:
Jun. 23, 2015
Filed:
Sep. 22, 2011
Jing Wang, Tianjin, CN;
Zhiqian Xu, Tianjin, CN;
Xiaoqing LU, Tianjin, CN;
Chunzhong Wang, Tianjin, CN;
Jun Zhang, Tianjin, CN;
Long Yan, Tianjin, CN;
Tao Chen, Tianjin, CN;
LI Mei, Tianjin, CN;
Bin Shi, Tianjin, CN;
Jing Wang, Tianjin, CN;
Zhiqian Xu, Tianjin, CN;
Xiaoqing Lu, Tianjin, CN;
Chunzhong Wang, Tianjin, CN;
Jun Zhang, Tianjin, CN;
Long Yan, Tianjin, CN;
Tao Chen, Tianjin, CN;
Li Mei, Tianjin, CN;
Bin Shi, Tianjin, CN;
Tianjin Pipe (Group) Corporation, Tianjin, CN;
Abstract
A threaded connector including female thread and male thread. The female thread is symmetrically disposed on both ends of a coupling. The male thread is disposed at an end of a pipe. The female thread includes buttress thread. A torque shoulder is disposed in front of the buttress thread. The female thread is connected to the torque shoulder via a tool withdrawal groove. A protruding threaded segment is disposed on any one of a fourth to seventh tooth of the female thread to prevent high pressure gas from leaking.