Expiration valve for a medical ventilator
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1. Expiration for a medical ventilator
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A second embodiment of my design is a mirror image of the first embodiment depicted in FIGS.
Claims
We claim the design for an expiration valve for a medical ventilator, as shown and described.
| 4267832 | May 19, 1981 | Hakkinen |
| D295333 | April 19, 1988 | Hartley |
| 5065746 | November 19, 1991 | Steen |
| D350394 | September 6, 1994 | Kazal |
| D539418 | March 27, 2007 | Jones |
| 20180126112 | May 10, 2018 | Breitruck |
| 20180126113 | May 10, 2018 | Breitruck |
| 20180126114 | May 10, 2018 | Breitruck |
Type: Grant
Filed: Apr 3, 2018
Date of Patent: Nov 26, 2019
Assignee: Hamilton Medical AG (Bonaduz)
Inventors: Dino de-Stefani (Chur), Felix Breitruck (Buchs)
Primary Examiner: Eliza Z Bennett-Hattan
Application Number: 35/504,850