Variable ratio drive transmission
US5189927A · kind A · utility
3Cited by
10References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jun 17, 1991 |
| Grant date | Mar 2, 1993 |
| Priority date | — |
| Expiry date | Jun 17, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2181
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A continuously variable drive transmission which includes journals and counterweights which are simultaneously displaced in opposite radial directions by operation of a cam keyed to a rotatable operating shaft extending axially through a crankshaft to vary the eccentricities of each connecting rod big-end and thus vary the throw of the crankshaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.