Planetary gear system
US5593360A · kind A · utility
18Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 1995 |
| Grant date | Jan 14, 1997 |
| Priority date | — |
| Expiry date | Sep 6, 2015 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2055/176
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A planetary gear system has a driving sun gear, an internal gear fixed on a case concentrically with the sun gear, and a planetary carrier assembly having plural planetary gears pivotally supported on a carrier and engaged with the sun gear and the internal gear. The internal gear comprises a lamination of plural punched plates with internal teeth being in phase with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.