Seal and seal guard assembly for universal joint
US5588915A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 26, 1995 |
| Grant date | Dec 31, 1996 |
| Priority date | — |
| Expiry date | Dec 26, 2015 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2361/41
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A seal and guard assembly for a bearing cup assembly in a universal joint includes an annular seal assembly provided about the open end of a bearing cup. The seal assembly includes a metallic support ring and an elastomeric seal. The support ring is generally Z-shaped in cross section, having upper and lower radially extending flange portions which are connected together by an axially extending intermediate portion. The intermediate portion of the support ring is press fit within the inner bearing surface of the bearing cup. The upper flange portion of the support ring extends radially inwardly from the intermediate portion. The lower flange portion of the support ring extends radially outwardly from the intermediate portion adjacent the open end of the S bearing cup. The elastomeric seal is disposed within the intermediate portion of the support ring and is attached thereto. An annular seal guard is removably secured to the seal assembly. The seal guard is generally L-shaped in cross section, including an axially extending body portion, which extends about the lower radially extending flange portion of the support ring, and a radially inwardly extending flange portion. The upper e…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.