Track roller assembly
US9908572B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2015 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Jan 26, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D55/32
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A track roller frame is provided for an endless track. The track roller frame includes a shaft including a body portion and a flange. A first bearing assembly rotatably supports a first rim portion on the shaft and a second bearing assembly rotatably supports a second rim portion on the shaft. Each of the first bearing assembly and the second bearing assembly includes a first leg that extends in the axial direction and is disposed along the body portion of the shaft and a second leg that extends in the radial direction and is disposed along the flange. A respective inner surface of each of the first rim portion and the second rim portion that faces the bearing assembly includes a plurality of lubricant pockets for receiving lubricant. Each of the lubricant pockets is configured and arranged such that lubricant contained therein is in fluid communication with the bearing assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.