F01B 15/007
Reciprocating-piston machines or engines with movable cylinders other than provided for in
Official title: {having spinning cylinders, i.e. the cylinders rotating about their longitudinal axis}
F01B15/007 (Reciprocating-piston machines or engines with movable cylinders other than provided for in) appears on 16 US grants and 9 published applications in this corpus.
Search patents in F01B- Granted patents
- 16
- Published applications
- 9
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 18 Feb 2020
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 | 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 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 2 |
| 2006 | 4 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for rotating sleeve engine hydrodynamic seal18 Feb 2020US 10,563,509 B2
- Method and apparatus for rotating liners in a rotating liner engine29 May 2018US 9,982,538 B1
- Internal combustion engine4 Jul 2017US 9,695,741 B2
- Rotary valve seal14 Nov 2006US 7,134,416 B2Rcv Engines Limited
- Rotating cylinder valve engine7 Nov 2006US 7,131,405 B2Rcv Engines Limited
- Method and Apparatus for Rotating Sleeve Engine Hydrodynamic Seal3 Sep 2020US 2020/0277883 A1
- Internal combustion engine18 Feb 2016US 2016/0047300 A1
- Method and apparatus for rotating sleeve engine hydrodynamic seal17 Dec 2015US 2015/0361838 A1
- Rotary valve seal4 Aug 2005US 2005/0166885 A1Rcv Engines Limited
- Rotary piston machine31 Mar 2005US 2005/0066917 A1
Most cited
By later US patents
- Modular power unit31US 5,351,657 A1994
- Rotary sleeve-valve internal combustion engine14US 5,191,863 AOshima Construction Co., Ltd. · 1993
- Rotating sleeve engine13US 6,289,872 B12001
- Precision liquid injection system10US 6,263,778 B1117180 Ontario Limited · 2001
- Apparatus and method for rotating sleeve engine hydrodynamic seal10US 7,004,119 B22006