Variable speed drive clutch
US4395249A · kind A · utility
14Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1980 |
| Grant date | Jul 26, 1983 |
| Priority date | — |
| Expiry date | Dec 22, 2000 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H57/05
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a V-belt drive having a rotating pulley and an annular flange formed about the pulley axis and extending axially from a side of the pulley; a plurality of vanes extending from the radial outer surface of the flange; a plurality of air passages extending through the flange with each passage having an axis directed radially outwardly and toward the plane of said pulley, said passages being close to but in trailing relation to a vane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.