Fluid friction clutch
US9328780B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2013 |
| Grant date | May 3, 2016 |
| Priority date | — |
| Expiry date | Jun 24, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D35/024
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The invention relates to a fluid friction clutch (1) having a housing (2, 3) and a clutch disk (4), which is rotatable relative to the housing (2, 3), and which is rotatably arranged at one end (5) of a shaft (6) centrally supported inside the housing (2, 3), having a working chamber (9) between the housing (2, 3) and the clutch disk (4), having a storage chamber (10) for clutch fluid; and having a feed duct (11a, 11b), which leads from the storage chamber (10) to the working chamber (9), characterized by a supply pump element (14), which is rotatable relative to the housing (2, 3) and which is arranged, rotationally fixed, on the shaft (6), and which defines a shear gap (12) with the housing (2, 3); and by a valve (17), which is arranged in the feed duct (11), characterized in that an operative element (7) is arranged on the housing (2, 3).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.