Lubrication of a planetary gear system
US12092200B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2023 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Aug 23, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H57/082
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A planetary system, which may be found in an automotive transmission, is provided. The planetary system may include a sun gear, a plurality of pinion gears that are operably coupled to the sun gear and carried by a carrier, and a ring gear operably coupled to the plurality of pinion gears. The carrier may include a plurality of spaced apart side walls and a plurality of circumferentially spaced apart posts that interconnect the side walls. The plurality of posts and side walls may be unitary with one another. Further, at least one of the posts may include an oil delivery channel and an oil exit channel in fluid communication with one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.