Device for supplying domiciliary and ambulatory oxygen
US7896958B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 13, 2008 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Mar 21, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25J2290/62
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Device for supplying domiciliary and ambulatory oxygen, comprising an oxygen filling station and a portable oxygen reserve that can be selectively connected to the filling station, the filling station comprising an oxygen concentrator intended to isolate gaseous oxygen from the air, a liquefier connected to one outlet of the concentrator to receive the isolated gaseous oxygen so that it can be liquefied, a transfer connector connected to one outlet of the liquefier and intended to be connected to an inlet connector of the reserve, the reserve comprising a tank connected to the inlet connector so that liquid oxygen can be transferred from the filling station to the tank, a delivery system comprising members for tapping off, heating and regulating the flow of the oxygen from the tank so as to deliver gaseous oxygen to a patient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.