Fitting, a method for connecting corrugated tubing to a fitting and use of a fitting
US12049971B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 21, 2015 |
| Grant date | Jul 30, 2024 |
| Priority date | — |
| Expiry date | Oct 21, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L25/0054
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed is a fitting (1) for use with corrugated tubing (2) having a series of peaks (3) and valleys (4). The fitting (1) comprises a nut (5) having a passage (6) therethrough for receiving the tubing (2) and at least one retainer (7) arranged in the nut (5), wherein the retainer (7) has a retainer sealing surface (8) for placement in a valley (4) of the corrugated tubing (2). The fitting (1) further comprises a body (9) having a pointy annular body sealing edge (10) arranged so that the apex (11) of the body sealing edge (10) is pressed against the retainer sealing surface (8) when the nut (5) and the body (9) are forced toward each other. A method for connecting corrugated tubing (2) to a fitting (1) comprising a nut (5), a retainer (7) and a body (9) and use of a fitting (1) is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.