F01C 1/322
With vanes hinged to the outer member and reciprocating with respect to
Official title: {with vanes hinged to the outer member and reciprocating with respect to the outer member}
F01C1/322 (With vanes hinged to the outer member and reciprocating with respect to) appears on 21 US grants and 23 published applications in this corpus.
Search patents in F01C- Granted patents
- 21
- Published applications
- 23
- Assignees
- 9
- Inventors
- 35
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 2 | 4 |
| 2011 | 1 | 2 |
| 2012 | 4 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 3 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positive displacement rotary machine10 Feb 2026US 12,546,221 B2Tocircle Industries AS
- Rotary energy converter with retractable barrier10 Nov 2020US 10,830,047 B2
- Revolving outer body rotary vane compressor or expander4 Jun 2019US 10,309,222 B2Pars Maina Sanayi Ve Ticaret Limited Sirketi
- Rotary energy converter with retractable barrier19 Feb 2019US 10,208,598 B2
- Isochoric heat addition engines and methods5 Feb 2019US 10,196,970 B2LiquidPiston, Inc.
- Positive displacement rotary machine18 Sep 2025US 2025/0290420 A1Tocircle Industries AS
- Pistonless combustion flywheel engine design for low fuel consumption21 Dec 2023US 2023/0407780 A1Halo3 Holdings LLC
- Rotary energy converter with retractable barrier13 Jun 2019US 2019/0178084 A1
- Revolving outer body arc vane rotary compressor or expander11 May 2017US 2017/0130716 A1Pars Makina Sanayi Ve Ticaret Limited Sirketi
- Rotary energy converter with retractable barrier10 Nov 2016US 2016/0326875 A1
Most cited
By later US patents
- Isochoric heat addition engines and methods22US 8,863,724 B2LiquidPiston, Inc. · 2014
- Displacement type expansion machine and fluid machine4US 7,419,369 B2Daikin Industries, Ltd. · 2008
- Rotary internal combustion engine3US 4,342,297 A1982
- Rotary energy converter with retractable barrier3US 8,286,609 B22012
- Rotary energy converter with retractable barrier3US 8,613,270 B22013