Drive for a windmill
US6459165B1 · kind B1 · utility
37Cited by
11References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 11, 2000 |
| Grant date | Oct 1, 2002 |
| Priority date | — |
| Expiry date | Apr 11, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Transmission for a wind-power plant with blades (3) distributed around a rotor (1) and with a generator (6) mounted by way of an azimuth bearing (7) on a mast (27). The transmission is a two-stage planetary transmission with an input stage and an output stage, and the input stage is directly connected to the rotor. The input stage (4) is provided with double-helical cogs and the output stage (5) with single-helically cogged planet wheels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.