Belle-lock grip device
US4573713A · kind A · utility
6Cited by
10References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 22, 1982 |
| Grant date | Mar 4, 1986 |
| Priority date | — |
| Expiry date | Nov 22, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/05
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention provides a pipeline connector which uses collected conical rings as a holding mechanism designed to penetrate a pipe surface as they are simultaneously flattened. Several rings are required to achieve the total required shear load transfer area. The penetrating rings preferably are separated by shorter, non-penetrating rings to increase the loading area, thus limiting the external pressure loading on the pipeline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.