Link assembly and seal assembly
US11618514B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2017 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Jul 23, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D55/092
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A link assembly includes a first member, a second member opposing the first member and being rotatable around a rotating shaft, a seal housing formed between the first and second members, and a seal assembly disposed inside the seal housing. The seal assembly has a seal ring and a load ring. The seal ring has a support ring and a lip ring. The seal ring is disposed between the first member and the load ring. The load ring is disposed between the seal ring and the second member. The lip ring abuts the load ring. The lip ring has a first lip part that abuts the first member and protrudes in an axial direction of the rotating shaft, and a second lip part that abuts the second member and protrudes in a radial direction perpendicular to the rotating shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.