Exhaust system for outboard motors
US5911608A · kind A · utility
26Cited by
6References
70Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 1993 |
| Grant date | Jun 15, 1999 |
| Priority date | — |
| Expiry date | Nov 12, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A number of embodiments of an exhaust system for outboard motors that includes a trap portion in a conduit which conveys the exhaust gases from an expansion chamber formed in the drive shaft housing to an underwater exhaust gas discharge. The trap portion has a horizontal section that is disposed above the water level, and various orientations are depicted. In addition, a catalyst is also provided, and the catalyst is protected from water also by the construction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.