F01D 5/323
Locking of axial insertion type blades by means of a key or
Official title: {Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor}
F01D5/323 (Locking of axial insertion type blades by means of a key or) appears on 215 US grants and 184 published applications in this corpus.
Search patents in F01D- Granted patents
- 215
- Published applications
- 184
- Assignees
- 54
- Inventors
- 481
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 6 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 6 |
| 2005 | 4 | 3 |
| 2006 | 3 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 7 |
| 2009 | 0 | 6 |
| 2010 | 1 | 5 |
| 2011 | 3 | 13 |
| 2012 | 7 | 13 |
| 2013 | 7 | 9 |
| 2014 | 16 | 13 |
| 2015 | 8 | 15 |
| 2016 | 11 | 16 |
| 2017 | 17 | 13 |
| 2018 | 9 | 10 |
| 2019 | 16 | 9 |
| 2020 | 14 | 9 |
| 2021 | 8 | 4 |
| 2022 | 6 | 7 |
| 2023 | 6 | 4 |
| 2024 | 7 | 7 |
| 2025 | 9 | 5 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Masking System20 Nov 2025US 2025/0354245 A1Chromalloy Gas Turbine Corporation
- Device for axially retaining moving blades of an lp turbine in the slots of a rotor disc of the lp turbine and method for assembling said moving blades6 Nov 2025US 2025/0341167 A1Safran Aircraft Engines
- Turbine engine having a rotatable disk and a blade8 May 2025US 2025/0146419 A1General Electric Company
Most cited
By later US patents
- Apparatus for preloading an airfoil blade in a gas turbine engine83US 5,123,813 AGeneral Electric Company · 1992
- Turbomachinery blade retaining assembly63US 4,265,595 AGeneral Electric Company · 1981
- Mounting of integral platform turbine blades with skewed side entry roots56US 4,904,160 AWestinghouse Electric Corp. · 1990
- Non-integral fan platform56US 6,447,250 B1General Electric Company · 2002
- Rotors for gas turbine engines45US 4,655,687 AROLLS-ROYCE plc · 1987