Air turbine starter with seal assembly
US6318958A · kind A · utility
61Cited by
25References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1999 |
| Grant date | Nov 20, 2001 |
| Priority date | — |
| Expiry date | Aug 9, 2019 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02C7/277
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An air turbine starter with an improved seal assembly disposed between the turbine and the housing is provided. The seal assembly comprises a face seal, a non-contacting seal axially spaced therefrom to define an air filled annular chamber therebetween and a flow passage having an exit fluidly communicating with said chamber and an inlet fluidly communicating with a source of air.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.