Electronically controlled fluid coupling device with fluid scavenge control
US7980373B2 · kind B2 · utility
17Cited by
6References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 5, 2007 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | May 18, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D35/024
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A viscous fan drive with a front-mounted fan and electrical actuation without a tethered harness. The mechanical package includes an inverted viscous clutch, a drive pulley and a split electromagnetic actuator with the electrical portion mounted to a stationary mounting member. An axially moveable valve member controls the flow of viscous fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.