Engine equipped with secondary air supply device
US9416718B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2015 |
| Grant date | Aug 16, 2016 |
| Priority date | — |
| Expiry date | Jan 13, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
An engine equipped with a secondary air supply device includes: a fuel tank disposed over a cylinder head for storing fuel of the engine; an exhaust muffler disposed beneath the fuel tank and below the exhaust port in a region lateral of the cylinder head; an exhaust pipe connecting the exhaust port to the exhaust muffler; a secondary air introduction pipe connected to the exhaust pipe for introducing air into the exhaust muffler; and a tailpipe for discharging exhaust gas of the exhaust muffler to the outside, the exhaust muffler and the fuel tank defining therebetween a space, the tailpipe being disposed to meander in the space.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.