F02M 7/11
Altering float-chamber pressure
Official title: Altering float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18)
F02M7/11 (Altering float-chamber pressure) appears on 37 US grants and 2 published applications in this corpus.
Search patents in F02M- Granted patents
- 37
- Published applications
- 2
- Assignees
- 22
- Inventors
- 54
- Latest grant
- 27 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 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 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fuel supply apparatus including a pressure reduction pump for general purpose engine27 Aug 2019US 10,393,069 B2Honda Motor Co., Ltd.
- Temperature compensator for a pressure splitter control chamber15 Jul 2003US 6,592,105 B1
- Outboard motor fuel supply system7 Aug 2001US 6,269,799 B1Sanshin Kogyo Kabushiki Kaisha
- Temperature responsive pressure splitter9 Mar 1999US 5,879,594 A
- Carburetor internal vent and fuel regulation assembly9 Mar 1999US 5,879,595 A
Most cited
By later US patents
- Engine shutdown control25US 4,111,176 AKohler Co. · 1978
- Fuel metering method and apparatus21US 5,133,905 AWalbro Corporation · 1992
- Fuel supply system for internal combustion engines20US 4,089,311 ARobert Bosch GmbH · 1978
- Carburetor starting mixture control18US 4,254,064 AKohler Co. · 1981
- Turbocharger for two-cycle engines and method of operation thereof17US 4,599,862 A1986