Multi speed power take off
US6523429B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 4, 2001 |
| Grant date | Feb 25, 2003 |
| Priority date | — |
| Expiry date | Apr 14, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/1955
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A power take off drive train for an agricultural tractor includes at least one input shaft and an output shaft that are rotatably mounted in a transmission casing, wherein the gear train provides for the output shaft to be rotated at one of three selected speeds, one of the at least one input shafts mounting first and second input gear wheels and a selector, the gear wheels being free to rotate on the shaft, and wherein the selector is mounted on the shaft for rotation therewith, and to slide axially along the shaft to engage with one of the first and second gear wheels transmitting torque thereto, and wherein the output shaft mounts first and second output gear wheels fixed for rotation therewith, the first and second output gear wheels being in driving engagement with the first and second input gear wheels respectively, and wherein the drive train further comprises a third output gear wheel that engages with a third input gear mounted on an input shaft mounted in the transmission casing, wherein drive to the output shaft through the third input and output gears is selectively engageable by a selector, and wherein the third output gear wheel is mounted on one of the first and seco…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.