Bolting configuration for joining ceramic combustor liner to metal mounting attachments
US7546743B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2005 |
| Grant date | Jun 16, 2009 |
| Priority date | — |
| Expiry date | Feb 7, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23R3/007
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A gas turbine combustor includes a substantially cylindrical combustor liner located substantially concentrically within a flow sleeve, the combustor liner composed through a ceramic matrix composite material, a forward end of the combustor liner provided with a plurality of circumferentially arranged bolt holes. An inner metal ring is located about an outside surface of the forward end of the combustor liner, the inner metal ring provided with a second plurality of circumferentially spaced bolt holes, with a plurality of bolts extending through the first and second pluralities of bolt holes and secured by self-locking nuts. An outer metal ring is spaced radially outwardly of the inner metal ring, with a plurality of circumferentially spaced struts extending between the inner and outer rings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.