Pitch drive system
US9890766B2 · kind B2 · utility
2Cited by
4References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2014 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Aug 28, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Pitch drive system for a wind turbine comprising a motor, a drive pinion operationally connected with the motor and a gear arranged to mesh with the drive pinion, wherein a first plate is provided on one side of the drive pinion, the first plate comprising one or more channels adapted to provide a lubricant to a tooth of the drive pinion that is in meshing engagement with teeth of the gear. The disclosure further relates to a wind turbine rotor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.