Rotary electrical transformer with preferred lubricant
US11776741B2 · kind B2 · utility
0Cited by
10References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 18, 2022 |
| Grant date | Oct 3, 2023 |
| Priority date | — |
| Expiry date | Nov 18, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R39/08
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotary transformer for transferring electrical current between a stationary location and a rotating location utilizes paired electrically conducting sintered disks, one stationary and one rotating, wherein the rotating sintered disk rotates on the stationary one and are lubricated with a boundary layer conductor that is a triacylglyceride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.