Vane arm with tri-wedge circular pocket
US10590795B2 · kind B2 · utility
3Cited by
19References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2017 |
| Grant date | Mar 17, 2020 |
| Priority date | — |
| Expiry date | Jun 15, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/79
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A vane arm may comprise a first end having a first surface and a second surface opposite the first surface. A vane stem aperture may be formed through the first end of the vane arm. The first surface may define a first perimeter of the vane stem aperture. The second surface may defines a second perimeter of the vane stem aperture. The second perimeter may comprise a circular or elliptical shape. A first wedge face and second wedge face may define a portion of the vane stem aperture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.