Twist fitting for air tank connections
US6942255B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 22, 2003 |
| Grant date | Sep 13, 2005 |
| Priority date | — |
| Expiry date | Jun 2, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L37/008
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A fitting connector for a pressure vessel including a bushing for mounting within an aperture defined in a pressure vessel wall. The bushing includes a cylindrical bushing body having a head portion at one end thereof and including at least a pair of locking members for engaging along an interior surface of the pressure vessel wall. The locking members are provided with a contoured surface for engaging with detent members formed on the interior of the pressure vessel wall whereby the bushing is positively locked in a predetermined rotational orientation on the pressure vessel wall and is retained in place until a predetermined torque force is applied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.