F01D 5/326
Locking of axial insertion type blades by other means
Official title: {Locking of axial insertion type blades by other means}
F01D5/326 (Locking of axial insertion type blades by other means) appears on 229 US grants and 212 published applications in this corpus.
Search patents in F01D- Granted patents
- 229
- Published applications
- 212
- Assignees
- 71
- Inventors
- 553
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 10 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 5 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 3 |
| 2005 | 2 | 4 |
| 2006 | 3 | 6 |
| 2007 | 6 | 2 |
| 2008 | 4 | 6 |
| 2009 | 3 | 7 |
| 2010 | 1 | 7 |
| 2011 | 2 | 7 |
| 2012 | 9 | 14 |
| 2013 | 7 | 12 |
| 2014 | 11 | 14 |
| 2015 | 8 | 16 |
| 2016 | 10 | 21 |
| 2017 | 15 | 16 |
| 2018 | 15 | 16 |
| 2019 | 17 | 7 |
| 2020 | 17 | 10 |
| 2021 | 9 | 6 |
| 2022 | 7 | 6 |
| 2023 | 5 | 5 |
| 2024 | 11 | 14 |
| 2025 | 9 | 4 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Asymmetric blade locking apparatus19 May 2026US 12,631,119 B1GE Marmara Technology Center Muhendislik Hizmetleri Ltd
- Moving blade for a turbine of a turbine engine, comprising a stilt equipped with projections for radially retaining the blade13 Jan 2026US 12,523,155 B2Safran Aircraft Engines
- Rotor assembly with independent platforms and method for assembling such a rotor20 Aug 2026US 2026/0243168 A1
- Sealing metal sheet, turbine, bending tool, and method23 Jul 2026US 2026/0210259 A1Siemens Energy Global GmbH & Co. KG
- Shape memory alloy under-root fan blade spacer16 Jul 2026US 2026/0201805 A1Rtx Corporation
- Gas turbine28 May 2026US 2026/0146540 A1Doosan Enerbility Co., Ltd.
- Systems and methods for servicing a turbomachine2 Apr 2026US 2026/0092531 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Dovetail sealing device for axial dovetail rotor blades66US 5,257,909 AGeneral Electric Company · 1993
- Turbomachinery blade retaining assembly63US 4,265,595 AGeneral Electric Company · 1981
- Rotor blade retention and sealing construction51US 5,256,035 AUnited Technologies Corporation · 1993
- Fan blade retainer49US 6,457,942 B1General Electric Company · 2002
- Balance for rotating member42US 4,477,226 AGeneral Electric Company · 1984