Drive transmissions
US5087230A · kind A · utility
15Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 1990 |
| Grant date | Feb 11, 1992 |
| Priority date | — |
| Expiry date | Oct 11, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63H5/10
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a ships drive transmission, contra rotating propeller shafts are driven by powered means comprising concentric contra rotating drive elements, one of the shafts being connected thereto via epicyclic gearing. The propeller shafts are also coupled to each other through a part of the epicyclic gearing, to ensure equal loading.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.