Carburetor including one-piece fuel-metering insert
US8333366B2 · kind B2 · utility
1Cited by
43References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2010 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Jun 21, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M19/06
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A carburetor includes a body, a throttle valve positioned in an air/fuel passageway in the body, a fuel bowl coupled to the body, a fuel bowl chamber at least partially defined by the fuel bowl, and a one-piece fuel-metering insert coupled to the body. The insert includes an idle circuit passageway having a first end in fluid communication with a fuel passageway in the body and a second end in fluid communication with the fuel bowl chamber. The insert also includes a main circuit passageway having a first end in fluid communication with the air/fuel passageway and a second end in fluid communication with the fuel bowl chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.