F01C 21/089
For synchronised movement of the vanes
Official title: {for synchronised movement of the vanes}
F01C21/089 (For synchronised movement of the vanes) appears on 23 US grants and 23 published applications in this corpus.
Search patents in F01C- Granted patents
- 23
- Published applications
- 23
- Assignees
- 14
- Inventors
- 61
- Latest grant
- 12 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Rotary machine with hub driven transmission articulating a four bar linkage12 Mar 2024US 11,927,128 B2Lumenium LLC
- Multi-stage compressor and air conditioner having a linkage between the vanes of the different stages24 Jan 2023US 11,560,892 B2Green Refrigeration Equipment Engineering Research Center of Zhuhai Gree Co., Ltd.
- Rotary compressor20 Dec 2022US 11,530,612 B2LG Electronics Inc.
- Cartiodal rotary machine with two-lobe rotor8 Nov 2022US 11,492,907 B2
- Slide vane, pump body assembly, compressor and air conditioner having same7 Jun 2022US 11,353,024 B2Gree Electric Appliances, Inc. of Zhuhai
- Pump assembly for gas turbine engines4 Dec 2025US 2025/0369371 A1Rtx Corporation
- Rotary machine with hub driven transmission articulating a four bar linkage9 Mar 2023US 2023/0073004 A1Lumenium LLC
- Rotary machine with hub driven transmission articulating a four bar linkage13 Oct 2022US 2022/0325661 A1Lumenium LLC
- Rotary Machine5 May 2022US 2022/0136392 A1
- Rotary-vane mechanism for engines and compressors23 Dec 2021US 2021/0396231 A1
Most cited
By later US patents
- Rotary internal combustion engine20US 6,070,565 A2000
- Rotary vane type pump or motor and the like with circular chamber portions14US 4,385,873 A1983
- Rotary machine used as a four-cycle rotary combustion engine, a compressor, a vacuum pump, a steam engine and a high pressure water motor12US 6,550,442 B22003
- Fluid actuated generator10US 6,606,857 B1Thermal Dynamics Corporation · 2003
- Fluid pump7US 6,616,433 B1Thermal Dynamics Corporation · 2003