F01L 7/029
Having the rotational axis of the valve parallel to the cylinder axis
Official title: {having the rotational axis of the valve parallel to the cylinder axis}
F01L7/029 (Having the rotational axis of the valve parallel to the cylinder axis) appears on 19 US grants and 9 published applications in this corpus.
Search patents in F01L- Granted patents
- 19
- Published applications
- 9
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 11 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 2 |
| 2022 | 4 | 3 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Rotary cylinder head for barrel type engine34US 5,103,778 A1992
- Cam engine14US 4,610,223 A1986
- Rotary valve internal combustion engine14US 5,579,734 A1996
- Rotary valve engine12US 4,279,225 A1981
- Method for the transformation of thermal energy into mechanical energy by means of a combustion engine as well as this new engine8US 4,513,568 A1985