Flexible joint with bellows
US7506896B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2007 |
| Grant date | Mar 24, 2009 |
| Priority date | — |
| Expiry date | Nov 30, 2027 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L27/11
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A flexible joint with bellows for coupling two tubular elements together for passing fluid in a flow space and presenting a main axis that is constituted by the axis common to the tubular elements when they are in their aligned position, and including at least one flexible joint element functionally connected to a first tubular element and to a casing, together with a coupling bellows coupling together the two tubular elements, the coupling bellows, the flexible joint element, and the casing defining walls of a fluid-filled cavity. The joint including a flexible pressure-compensation device spaced apart from the bellows and having a first face forming at least part of a wall of said cavity and a second face that is in communication with the flow space.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.