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:
Nov. 25, 2025
Filed:
Apr. 28, 2022
State Grid Corporation of China, Beijing, CN;
State Grid Smart Grid Research Institute Co., Ltd., Beijing, CN;
Shan Liu, Beijing, CN;
Zehong Liu, Beijing, CN;
Shaowu Wang, Beijing, CN;
Xianshan Guo, Beijing, CN;
Yong Huang, Beijing, CN;
Jin Zhang, Beijing, CN;
Shengli Song, Beijing, CN;
Jinzhong Li, Beijing, CN;
Licheng Lu, Beijing, CN;
Yunpeng Li, Beijing, CN;
Jianhui Zhou, Beijing, CN;
Hang Wang, Beijing, CN;
Zhe Jiang, Beijing, CN;
Junyi Hou, Beijing, CN;
STATE GRID CORPORATION OF CHINA, Beijing, CN;
STATE GRID SMART GRID RESEARCH INSTITUTE CO., LTD., Beijing, CN;
Abstract
A high-voltage bushing includes a conductive rod and an air cooling device. The conductive rod has an air channel therein, and the air channel includes an air inlet and an air outlet. The air cooling device includes at least one fan, and the fan is configured to output air flow, so as to blow the air flow into the air channel through the air inlet.