Locking double U-joint assembly
US5197816A · kind A · utility
1Cited by
2References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 7, 1992 |
| Grant date | Mar 30, 1993 |
| Priority date | — |
| Expiry date | Aug 7, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32041
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A flexible double U-joint assembly that includes structure for locking the assembly in a single U-joint mode to permit easy insertion into a pipeline with an associated inspection device. When in the pipeline, the assembly may be converted to a double U-joint mode by applying tension to the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.