F01B 15/002
Reciprocating-piston machines or engines with movable cylinders other than provided for in
Official title: {having cylinders in star or fan arrangement, the connection of the pistons with the actuated or actuating element being at the outer ends of the cylinders}
F01B15/002 (Reciprocating-piston machines or engines with movable cylinders other than provided for in) appears on 10 US grants and 7 published applications in this corpus.
Search patents in F01B- Granted patents
- 10
- Published applications
- 7
- Assignees
- 7
- Inventors
- 13
- Latest grant
- 5 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 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 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Internal combustion engine25 May 2010US 7,721,684 B2Motorpat, L.L.C.
- Internal combustion engine19 Dec 2006US 7,150,259 B2
- Pivoting piston rotary power device28 Oct 2003US 6,637,383 B2
- Pivoting piston rotary power device16 Sep 2003US 6,619,243 B2
- Pressure differential engine15 Mar 2018US 2018/0073363 A1The Centripetal Energy Company II
- Rotary piston engine with external explosion/expansion chamber15 Sep 2016US 2016/0265428 A1
- Mechanism to transform a piston alternative movement into an axle revolving movement for internal combustion engines18 Mar 2010US 2010/0065015 A1Maitenar S.A.
- Internal combustion engine18 Oct 2007US 2007/0240673 A1Motorpat, L.L.C.
- Internal combustion engine10 Mar 2005US 2005/0051117 A1Bonner Motor Corp.
Most cited
By later US patents
- Constant volume, continuous external combustion rotary engine with piston compressor and expander49US 4,336,686 ACombustion Research & Technology, Inc. · 1982
- Radial piston pump/motors6US 3,935,794 A1976
- Internal combustion engine6US 7,150,259 B22006
- Pivoting piston rotary power device5US 6,619,243 B22003
- Radial piston pump/motors4US 4,018,138 A1977