Planetary gear type transmission system
US4709594A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 2, 1986 |
| Grant date | Dec 1, 1987 |
| Priority date | — |
| Expiry date | Jan 2, 2006 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2015
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a planetary gear type transmission system for seven forward speeds and one rearward speed, a high speed stage gear train is disposed on an input side of a low speed stage gear train, a low speed use rotary clutch in the low speed stage gear train is constructed so as to directly couple a ring gear in the high speed stage gear train with a carrier in the high speed stage gear train, a first speed stage gear train is disposed on an output side of a second speed stage gear train, a carrier in the first speed stage gear train is coupled to an output shaft, and a fourth speed stage gear train, a third speed stage gear train and a reverse stage gear train are disposed between the low speed stage gear train and the second speed stage gear train.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.