F01D 5/02
Blade-carrying members
Official title: Blade-carrying members, e.g. rotors (rotors of non-bladed type F01D1/34; stators F01D9/00 {; selecting particular materials F01D5/28})
F01D5/02 (Blade-carrying members) appears on 4,940 US grants and 4,983 published applications in this corpus.
Search patents in F01D- Granted patents
- 4,940
- Published applications
- 4,983
- Assignees
- 679
- Inventors
- 8,026
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 25 | 0 |
| 1978 | 17 | 0 |
| 1979 | 14 | 0 |
| 1980 | 23 | 0 |
| 1981 | 24 | 0 |
| 1982 | 14 | 0 |
| 1983 | 14 | 0 |
| 1984 | 25 | 0 |
| 1985 | 25 | 0 |
| 1986 | 21 | 0 |
| 1987 | 39 | 0 |
| 1988 | 35 | 0 |
| 1989 | 52 | 0 |
| 1990 | 22 | 0 |
| 1991 | 24 | 0 |
| 1992 | 42 | 0 |
| 1993 | 39 | 0 |
| 1994 | 30 | 0 |
| 1995 | 21 | 0 |
| 1996 | 29 | 0 |
| 1997 | 24 | 0 |
| 1998 | 32 | 0 |
| 1999 | 34 | 0 |
| 2000 | 53 | 0 |
| 2001 | 50 | 9 |
| 2002 | 74 | 46 |
| 2003 | 41 | 50 |
| 2004 | 44 | 64 |
| 2005 | 50 | 106 |
| 2006 | 68 | 99 |
| 2007 | 60 | 89 |
| 2008 | 46 | 94 |
| 2009 | 63 | 130 |
| 2010 | 61 | 140 |
| 2011 | 93 | 153 |
| 2012 | 118 | 186 |
| 2013 | 120 | 228 |
| 2014 | 157 | 220 |
| 2015 | 186 | 316 |
| 2016 | 160 | 582 |
| 2017 | 239 | 533 |
| 2018 | 406 | 406 |
| 2019 | 508 | 316 |
| 2020 | 471 | 312 |
| 2021 | 329 | 230 |
| 2022 | 272 | 173 |
| 2023 | 225 | 150 |
| 2024 | 159 | 127 |
| 2025 | 145 | 122 |
| 2026 | 83 | 102 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01D 5/08Heating, heat-insulating or cooling means1,467
- F01D 5/06Rotors for more than one axial stage953
- F01D 5/04For radial-flow machines or engines597
- F01D 5/027Arrangements for balancing457
- F01D 5/025Fixing blade carrying members on shafts456
- F01D 5/026Shaft to shaft connections381
- F01D 5/10Anti- vibration means271
- F01D 5/022With concentric rows of axial blades104
Recent patents
- Fluid propulsion system6 Oct 2026US 12,753,694 B23Silk, Inc.
- Extraction impeller for axial compressor6 Oct 2026US 12,753,769 B2GE Vernova Infrastructure Technology LLC
- Flexible support structure for a geared architecture gas turbine engine29 Sep 2026US 12,747,675 B2Rtx Corporation
- Gas turbine engine rotor stage with sealing members22 Sep 2026US 12,742,392 B2Pratt & Whitney Canada Corp.
- Turbine assembly of an axial-flow turbine and axial-flow turbine22 Sep 2026US 12,742,397 B2Doosan šKoda Power A.S.
- Disc of rotating machine, and rotating machine8 Oct 2026US 2026/0309030 A1Mitsubishi Heavy Industries, Ltd.
- Cmc airfoil with cooling passage having multi-dimensional plenum1 Oct 2026US 2026/0298092 A1Rtx Corporation
- Hybrid rotor arrangement for a gas turbine engine architecture1 Oct 2026US 2026/0298093 A1General Electric Company
- Rotor for a turbomachine, turbomachine, and method for balancing a rotor of a turbomachine1 Oct 2026US 2026/0298094 A1Accelleron Switzerland Ltd.
- A heat shield for a rotor of a turbo engine1 Oct 2026US 2026/0298095 A1Siemens Energy Global GmbH & Co. KG
Most cited
By later US patents
- Thermal seal for a gas turbine spacer disc1,527US 5,080,556 AGeneral Electric Company · 1992
- Coupling system for a planetary gear train525US 5,433,674 AUnited Technologies Corporation · 1995
- Flexible shaft for gas turbine engine391US 7,926,260 B2United Technologies Corporation · 2011
- Evaporatively cooled rotor for a gas turbine engine345US 5,857,836 AAerodyne Research, Inc. · 1999
- Method for designing a low-pressure turbine of an aircraft engine, and low-pressure turbine256US 7,806,651 B2MTU Aero Engines AG · 2010