Universal joint
US6846022B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 19, 2003 |
| Grant date | Jan 25, 2005 |
| Priority date | — |
| Expiry date | Feb 19, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32681
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A universal joint including a first tubular member, a second tubular member, and an intermediate tubular member for connecting the first and second tubular members, the intermediate tubular member having at one end an outer spherical part and at the other end a cylindrical part, the first tubular member having at one end an inner spherical part in which the outer spherical part of the intermediate tubular member is inserted to move universally, and the second tubular member having at one end a hole in which the cylindrical part of the intermediate tubular member is rotatably inserted, the inner spherical part having an axis oblique at an angle to an axis of the outer spherical part of the intermediate tubular member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.