Integrated design of a sun shaft
US11913538B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Jun 28, 2021 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | Jun 28, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A wind turbine transmission including a first planetary stage and a second planetary stage, wherein a sun gear of the first planetary stage and a planet carrier of the second planetary stage are interconnected for conjoint rotation by means of a spline joint, the sun gear integrally forms an internal toothing, and a first web of the planet carrier or a sun shaft integrally connected to the first web integrally forms an external toothing of the spline joint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.