Device forming a leak-proof connection between a rigid tube end and a flexible pipe, and method for making same
US5961157A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1998 |
| Grant date | Oct 5, 1999 |
| Priority date | — |
| Expiry date | Jan 15, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49927
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A device and a method for making a device for forming a leak-proof connection between a rigid tube end and the tip of a flexible pipe by crimping a metal sleeve portion onto the tip. The rigid tube end includes an end portion comprising a shoulder with a larger diameter than the tube. The device comprises a rigid insert having a cylindrical bore between both ends thereof and including on one side a tubular portion force-fitted into the tip of the pipe opposite the crimped part of the metal sleeve portion, and on the other side a portion provided with an outer flange having a matching shape and engaging the internal portion of the shoulder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.