Labyrinth seal adapter for marine propeller
US6835047B2 · kind B2 · utility
1Cited by
18References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 12, 2002 |
| Grant date | Dec 28, 2004 |
| Priority date | — |
| Expiry date | Nov 12, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H23/321
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A seal adapter for reducing the escape of exhaust gases between an outboard motor and a propeller includes a substantially hollow cylindrical connecting member (71) having a shoulder (84) for dividing the connecting member (70) into a plurality of sections. A seal ring (80) is associated with one of the sections for engaging with an annular recess (76) located within the propeller hub (74) to provide a substantially tight seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.