F01D 5/045
The wheel comprising two adjacent bladed wheel portions
Official title: {the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations}
F01D5/045 (The wheel comprising two adjacent bladed wheel portions) appears on 35 US grants and 18 published applications in this corpus.
Search patents in F01D- Granted patents
- 35
- Published applications
- 18
- Assignees
- 24
- Inventors
- 71
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 2 |
| 2017 | 3 | 2 |
| 2018 | 2 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Gas dispersion system19 Aug 2025US 12,390,773 B2NOV Process and Flow Technologies US, Inc.
- Radial impeller with maximized inducer area11 Feb 2025US 12,221,976 B1Hamilton Sundstrand Corporation
- Two-piece impeller made of multiple materials14 May 2024US 11,982,208 B2Hamilton Sundstrand Corporation
- Radial turbine rotor for gas turbine engine22 Nov 2022US 11,506,060 B1Honeywell International Inc.
- Vibration absorber dampers for integrally bladed rotors and other cyclic symmetric structures19 Jul 2022US 11,391,175 B2The Regents of the University of Michigan
- Radial impeller with maximized inducer area13 Feb 2025US 2025/0052253 A1Hamilton Sundstrand Corporation
- Two-piece impeller made of multiple materials11 Apr 2024US 2024/0117745 A1Hamilton Sundstrand Corporation
- Gas dispersion system18 Feb 2021US 2021/0046433 A1NOV Process and Flow Technologies US, Inc.
- Vibration Absorber Dampers For Integrally Bladed Rotors And Other Cyclic Symmetric Structures17 Dec 2020US 2020/0392864 A1The Regents of the University of Michigan
- Turbocharger4 Jun 2020US 2020/0173452 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Multi stage centrifugal impeller71US 4,502,837 AGeneral Electric Company · 1985
- Method of compressing a fluid flow in a multi stage centrifugal impeller47US 4,653,976 AGeneral Electric Company · 1987
- Composite impeller wheel with improved centering of one component on the other44US 4,183,719 AMaschinenfabrik Augsburg-Nurnberg Aktiengesellschaft (M.A.N.) · 1980
- Radial turbine wheel for a gas turbine33US 4,125,344 ADaimler-Benz Aktiengesellschaft · 1978
- Dual alloy rotor33US 4,787,821 AAllied-Signal Inc. · 1988