F05D 2260/34
Balancing of radial or axial forces on regenerative rotors
F05D2260/34 (Balancing of radial or axial forces on regenerative rotors) appears on 53 US grants and 51 published applications in this corpus.
Search patents in F05D- Granted patents
- 53
- Published applications
- 51
- Assignees
- 24
- Inventors
- 62
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 13 |
| 2013 | 0 | 1 |
| 2014 | 7 | 1 |
| 2015 | 3 | 5 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 5 | 4 |
| 2019 | 1 | 2 |
| 2020 | 5 | 4 |
| 2021 | 2 | 3 |
| 2022 | 5 | 5 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
| 2025 | 4 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Balancing simulation mass, apparatus and associated methods14 Oct 2025US 12,442,301 B2ROLLS-ROYCE plc
- Epicyclic gear train12 Aug 2025US 12,385,409 B2Rtx Corporation
- Unbalanced rotor for unbalance testing of aircraft power plant8 Jul 2025US 12,352,177 B2Pratt & Whitney Canada Corp.
- Rotor with a balancing flange, rotor assembly with at least one rotor, and turbomachine with at least one rotor or with a rotor assembly14 Jan 2025US 12,196,102 B2MTU Aero Engines AG
- Epicyclic gear train10 Sep 2024US 12,084,978 B2Rtx Corporation
- Flexible interface coupling3 Jul 2025US 2025/0215808 A1Hamilton Sundstrand Corporation
- Unbalanced rotor for unbalance testing of aircraft power plant29 May 2025US 2025/0172072 A1Pratt & Whitney Canada Corp.
- Epicyclic gear train13 Feb 2025US 2025/0052168 A1Rtx Corporation
- Balancing simulation mass, apparatus and associated methods4 Apr 2024US 2024/0110483 A1ROLLS-ROYCE plc
- Balancing weight entry port for turbine rotor14 Dec 2023US 2023/0399949 A1General Electric Company
Most cited
By later US patents
- Electric fuel pump device28US 4,586,877 ANippondenso Co., Ltd. · 1986
- Motor-driven fuel pump27US 4,854,830 AAisan Kogyo Kabushiki Kaisha · 1989
- Gas turbine engine with geared architecture22US 8,894,538 B2United Technologies Corporation · 2014
- Fuel pump having an impeller with axially balanced forces acting thereon17US 5,472,321 APierburg GmbH · 1995
- Gas turbine engine lubrication14US 8,939,864 B2United Technologies Corporation · 2015