The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 09, 2011
Filed:
Oct. 02, 2006
Klaus Radomski, Luebeck, DE;
Norbert Wruck, Luebeck, DE;
Jochim Koch, Ratzeburg, DE;
Dräger Medical GmbH, Lübeck, DE;
Abstract
A liquid evaporator includes a liquid reservoir () with a liquid to be evaporated, a heater () and an evaporator tube (). The evaporator tube () has a first porous element () having a first porosity and with an area in contact with the liquid in the liquid reservoir () and a second porous element () with a second porosity and with an area present on an evaporator side () used to dispense the evaporated liquid, and an area outside the liquid reservoir heated by the heater () which is not directly in connection with the liquid. The first porous element and the second porous element are in contact in contact areas with the first porous element forming a wick delivering liquid from the reservoir to the contact area.