Bushing for a variable-pitch vane pivot in a turbomachine
US7670106B2 · kind B2 · utility
9Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 26, 2006 |
| Grant date | Mar 2, 2010 |
| Priority date | — |
| Expiry date | Jun 19, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B37/24
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A bushing for a variable-pitch vane pivot in a turbomachine, the bushing being for mounting in a recess in a ring of the turbomachine, the recess being of a shape that is substantially complementary to the shape of the bushing, the bushing comprising a body that is substantially tubular having a longitudinal axis, and at least three branches extending radially outwards relative to the longitudinal axis of the tubular body, and axially over the full height of said tubular body, said branches being distributed in substantially equidistant manner around the circumference of the tubular body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.