Outboard motor exhaust system
US6283809A · kind A · utility
6Cited by
8References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2000 |
| Grant date | Sep 4, 2001 |
| Priority date | — |
| Expiry date | Apr 26, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B61/045
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An exhaust system for an outboard motor includes an improved construction that can reduce cost for providing an expansion chamber of an idle exhaust discharge. The outboard motor includes an engine and a protective cowling that surrounds the engine. The protective cowling includes a top and bottom cowling members. The expansion chamber of the idle exhaust route is defined by at least a bottom surface of the bottom cowling member and a separable member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.