MUMBAI, India, July 31 -- Intellectual Property India has published a patent application (202647088617 A) filed by Hitachi Energy Ltd on July 21, 2026, for Winding Assembly, Dry-Type Transformer And Method For Manufacturing Winding Assembly.
Inventors include Li, Shiguang; Tao, Zhiqiang; Lv, Yandong; Liu, Lu; Sun, Qingjun; Liu, Lingxia; Zheng, Tianbing; Song, Liang; and Wang, Yang.
The application for the patent was published on July 24, 2026, under issue no. 30/2026.
Abstract: The present application provides a winding assembly, a dry-type transformer and a method for manufacturing a winding assembly, and belongs to the technical field of transformers. The winding assembly comprises: a supporting cylinder, comprising: a cylinder body extending in a first direction, the cylinder body having an outer wall and an inner wall; and a first flange and a second flange, the first flange and the second flange being respectively arranged at a first end and a second end of the cylinder body that are opposite each other in the first direction; a coil, the coil being wound around the outer wall of the cylinder body in the first direction; and an encapsulating insulator, the encapsulating insulator encapsulating the supporting cylinder and the coil, such that the encapsulating insulator is filled between the coil and the outer wall of the cylinder body, between turns of the coil, between the coil and the first flange, between the coil and the second flange, and on an outer surface of the first flange and the inner wall of the cylinder body.
Disclaimer: Curated by HT Syndication.
