Method and apparatus for controlling line pressure in continuously variable transmission
US4579021A · kind A · utility
39Cited by
13References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1983 |
| Grant date | Apr 1, 1986 |
| Priority date | — |
| Expiry date | Apr 28, 2003 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/66281
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A continuously variable transmission includes a V-belt running over a drive pulley and a driven pulley. Upon rapid shifting in reduction ratio, a line pressure is increased temporarily to provide a proper V-belt gripping force to prevent slipping of the V-belt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.