F01D 5/087
In the radial passages of the rotor disc
Official title: {in the radial passages of the rotor disc}
F01D5/087 (In the radial passages of the rotor disc) appears on 188 US grants and 179 published applications in this corpus.
Search patents in F01D- Granted patents
- 188
- Published applications
- 179
- Assignees
- 45
- Inventors
- 447
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 3 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 4 |
| 2010 | 2 | 10 |
| 2011 | 2 | 5 |
| 2012 | 7 | 16 |
| 2013 | 9 | 11 |
| 2014 | 13 | 6 |
| 2015 | 9 | 6 |
| 2016 | 6 | 19 |
| 2017 | 4 | 19 |
| 2018 | 13 | 17 |
| 2019 | 17 | 13 |
| 2020 | 25 | 6 |
| 2021 | 11 | 14 |
| 2022 | 13 | 7 |
| 2023 | 9 | 3 |
| 2024 | 4 | 5 |
| 2025 | 6 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Cast on-board injection nozzle with adjustable flow area49US 6,183,193 B2Pratt & Whitney Canada Corp. · 2001
- Method of cooling a gas turbine blade and apparatus therefor43US 4,338,780 AHitachi, Ltd. · 1982
- System for cooling a gas turbine by bleeding air from the compressor43US 4,415,310 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1983
- Multiple section rotor disc36US 4,102,603 AGeneral Electric Company · 1978
- Turbine blade with tip sealing and cooling34US 8,182,221 B1Florida Turbine Technologies, Inc. · 2012