Offset crowned roller assembly for variable pitch propellers
US6514044B2 · kind B2 · utility
8Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2000 |
| Grant date | Feb 4, 2003 |
| Priority date | — |
| Expiry date | Jan 11, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C11/30
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The expense of a bearing employed at the interface of a yoke (22) and a propeller blade pin (14) in a variable pitch propeller assembly is reduced in a bearing construction (16) wherein a bearing race (48) includes a crowned surface (50) adapted to engage a slot (20) in the yoke (22) and having a profile (Pi) wherein the diameter at one side (88, 90) of the race (48) is less than the diameter at the opposite side (90, 88) of the race (48).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.