Drive unit having at least one transmission stage
US8823227B2 · kind B2 · utility
4Cited by
16References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 27, 2008 |
| Grant date | Sep 2, 2014 |
| Priority date | — |
| Expiry date | May 1, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/19
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a drive unit having at least one transmission stage (Ü) and one drive element (4) for driving with high power density, having a drive element (4), and element (8), and an output element (14), wherein a translation and transmission of a drive torque occurs between the drive element (4) and the output element (14) via a plurality of radially movable toothed segments (10), the drive element (4) is to be embodied as an electrical drive for the transmission stage (Ü).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.