Marine drive exhaust system
US5376034A · kind A · utility
9Cited by
18References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1993 |
| Grant date | Dec 27, 1994 |
| Priority date | — |
| Expiry date | Jun 28, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H2023/327
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A surfacing marine drive has a drive housing (20) with a fore exhaust passage (230) forward of the vertical bore (26) housing the driveshaft (36), right and left exhaust passages (232 and 234) extending rearwardly from the fore exhaust passage (230) on opposite right and left sides of the vertical bore (26), and an aft exhaust passage (236) extending rearwardly from the right and left exhaust passages (232 and 234) and aft of the vertical bore (26) and discharging exhaust into dual counterrotating surface operating propellers (12 and 14).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.