F01D 5/143
Contour of the outer or inner working fluid flow path wall, i.e.
Official title: {Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour}
F01D5/143 (Contour of the outer or inner working fluid flow path wall, i.e.) appears on 564 US grants and 620 published applications in this corpus.
Search patents in F01D- Granted patents
- 564
- Published applications
- 620
- Assignees
- 101
- Inventors
- 1,131
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 6 |
| 2003 | 8 | 6 |
| 2004 | 8 | 7 |
| 2005 | 3 | 9 |
| 2006 | 7 | 17 |
| 2007 | 9 | 12 |
| 2008 | 6 | 14 |
| 2009 | 13 | 11 |
| 2010 | 3 | 33 |
| 2011 | 10 | 24 |
| 2012 | 23 | 26 |
| 2013 | 26 | 38 |
| 2014 | 26 | 31 |
| 2015 | 27 | 40 |
| 2016 | 25 | 53 |
| 2017 | 28 | 39 |
| 2018 | 35 | 36 |
| 2019 | 53 | 39 |
| 2020 | 52 | 39 |
| 2021 | 39 | 29 |
| 2022 | 32 | 21 |
| 2023 | 30 | 27 |
| 2024 | 20 | 21 |
| 2025 | 35 | 24 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Motorized compressor device with air bearing having reduced axial and radial stack-up6 Oct 2026US 12,753,707 B2Garrett Transportation I Inc.
- Turbine tip shroud removal feature29 Sep 2026US 12,747,667 B2Solar Turbines Incorporated
- Transition duct for gas turbine engine22 Sep 2026US 12,742,396 B2Siemens Energy Global GmbH & Co. KG
- Gas turbine engine25 Aug 2026US 12,716,383 B2General Electric Company
- Gas turbine engine25 Aug 2026US 12,716,384 B2General Electric Company
- Gas turbine engine24 Sep 2026US 2026/0286851 A1General Electric Company
- Vaned impeller for aircraft turbomachine, comprising a dynamic damping device made using a member for reconstituting a gas circulation path13 Aug 2026US 2026/0235033 A1Safran Aircraft Engines
- Unducted propulsion system30 Jul 2026US 2026/0218650 A1General Electric Company
- Gas turbine engine with a rotor stage shroud23 Jul 2026US 2026/0210261 A1Pratt & Whitney Canada Corp.
- Fixed radial inlet guide vanes configured to direct exhaust to a turbine25 Jun 2026US 2026/0176977 A1Garrett Transportation I Inc.
Most cited
By later US patents
- Dynamically sealing ring fan shroud assembly105US 6,599,088 B2BorgWarner Inc. · 2003
- Rotary turbomachine having a transonic compressor stage98US 6,017,186 AMTU Motoren- und Turbinen-Union Muenchen GmbH · 2000
- Method and apparatus for reducing rotor assembly circumferential rim stress95US 6,471,474 B1General Electric Company · 2002
- Fluted compressor flowpath92US 6,561,761 B1General Electric Company · 2003
- Flow directing assembly for the compression section of a rotary machine90US 5,397,215 AUnited Technologies Corporation · 1995