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:
Oct. 17, 2023
Filed:
Oct. 14, 2020
State Grid Corporation of China, Beijing, CN;
Sinoma Advanced Materials Co., Ltd., Beijing, CN;
North China Electric Power University, Beijing, CN;
Sinoma Jiangxi Insulator and Electricity Co., Ltd., Pingxiang, CN;
Licheng Lu, Beijing, CN;
Faqiang Yan, Beijing, CN;
Bo Qi, Beijing, CN;
Zhiyi Chong, Beijing, CN;
Chengrong Li, Beijing, CN;
Zhijun Guo, Beijing, CN;
Xiao Yang, Beijing, CN;
Yanxia Ding, Beijing, CN;
STATE GRID CORPORATION OF CHINA, Beijing, CN;
SINOMA ADVANCED MATERIALS CO., LTD., Beijing, CN;
NORTH CHINA ELECTRIC POWER UNIVERSITY, Beijing, CN;
SINOMA JIANGXI INSULATOR AND ELECTRICITY CO., LTD., Pingxiang, CN;
Abstract
A post insulator includes an insulating post including a first end and a second end that are opposite to each other, a high-voltage-end grading ring connected to the first end of the insulating post, the high-voltage-end grading ring being insulated from the insulating post, a grounding-end grading ring connected to the second end of the insulating post, the grounding-end grading ring being insulated from the insulating post, and a charge control ring disposed on an outer surface of the insulating post, the charge control ring being insulated from the insulating post, and the charge control ring being configured to accumulate surface charges.