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:
Aug. 26, 2025

Filed:

Sep. 28, 2021
Applicant:

Jiangsu Shemar Electric Co., Ltd., Jiangsu, CN;

Inventors:

Bin Ma, Nantong, CN;

Jie Yu, Nantong, CN;

Qing Huang, Nantong, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H 12/24 (2006.01); H01B 17/10 (2006.01); H02G 7/20 (2006.01);
U.S. Cl.
CPC ...
E04H 12/24 (2013.01); H01B 17/10 (2013.01); H02G 7/205 (2013.01);
Abstract

The present disclosure discloses a composite crossarm and a power transmission tower. The composite crossarm includes two post insulators and two suspension insulators. Of the two post insulators and the two suspension insulators, one ends are configured to be connected to a tower body of a power transmission tower, and the other ends are connected together to form an end portion of the composite crossarm to hang a power transmission line. The two suspension insulators are located on same sides of the two post insulators and respectively arranged adjacent to the two post insulators. At the same time, an angle between the two post insulators ranges from 20° to 50°, and an angle between the post insulator and the suspension insulator adjacent thereto ranges from 15° to 45°. The composite crossarm according to the present disclosure is highly stable and convenient to for mounting grading ring.


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