Duct assembly
US7497478B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 29, 2004 |
| Grant date | Mar 3, 2009 |
| Priority date | — |
| Expiry date | Jul 29, 2024 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02B29/0406
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A duct assembly comprises a collar that defines a bore and has a first plurality of slots and a second plurality of slots formed therethrough. The collar includes an annular wall formed within the bore and an end groove formed at one end thereof. A duct has an end fitted within the end groove. A ring is disposed within the collar and abuts the annular wall. A ring retainer is disposed within the collar and abuts the ring. The ring retainer has a plurality of tabs formed thereon that fit within the first plurality of slots. An end of a port extends into the collar. The port has an annular groove formed along its circumference. A clip that has a plurality of arcs formed along its length extends around the collar. The arcs extend through the second plurality of slots into the annular groove of the port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.