Rotational drive unit for a fan
US11111850B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 27, 2017 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Dec 11, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2021/0661
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A rotational drive unit having an input rotatable about a first axis of rotation and configured to be driven by a power source in a single rotational direction. The rotational drive unit including a first shaft in operable communication with the input and configured to rotate in a first direction, a second shaft in operable communication with the input and configured to rotate in a second direction opposite the first direction, an output rotatable about a second axis of rotation, and a clutch assembly in operable communication with the first shaft, the second shaft, and the output. Where the clutch assembly is operable in a first configuration in which force is transmitted between the first shaft and the output, and a second configuration in which force is transmitted between the second shaft and the output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.