Winding cylinder of stereoscopic wound iron core transformer
US12249456B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 10, 2021 |
| Grant date | Mar 11, 2025 |
| Priority date | — |
| Expiry date | Nov 10, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F41/063
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A winding cylinder of a stereoscopic wound iron core transformer is disclosed, including an outer cylinder, an inner cylinder and a tension assembly. The outer cylinder is movably connected with the inner cylinder through a bearing assembly, and the outer cylinder rotatable around an axis of the inner cylinder. The tension assembly includes a screw, a spring and a connecting assembly. The connecting assembly includes a fixing portion, a friction portion and a transmission portion, the friction portion and the transmission portion are both arranged around the inner cylinder, and the transmission portion is fixedly connected with the outer cylinder. A side face of the inner cylinder is provided with a through hole, and the fixing portion penetrates through the through hole and is fixedly connected with the friction portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.