Stator vane stage actuated by an automatically-centering rotary actuator ring
US7300245B2 · kind B2 · utility
10Cited by
6References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 8, 2005 |
| Grant date | Nov 27, 2007 |
| Priority date | — |
| Expiry date | Jan 24, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A variable pitch stator vane stage, said vanes being moved by an automatically-centered rotary actuator ring. The casing carries a stationary coaxial annular rail projecting from its outside surface, and circumferentially spaced apart moving equipments are provided that are constrained to move along said rail, each moving equipment being coupled to the actuator ring via a radial guide arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.