Expiration valve for a medical ventilator

- Hamilton Medical AG
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Description

1. Expiration for a medical ventilator

FIG. 1.1 is a back plan view of the expiration valve for a medical ventilator.

FIG. 1.2 is a left plan view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.3 is a front plan view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.4 is a bottom plan view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.5 is a top perspective view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.6 is a bottom perspective view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.7 is a right plan view of the expiration valve for a medical ventilator of FIG. 1.1.

FIG. 1.8 is a top plan view of the expiration valve for a medical ventilator of FIG. 1.1.

A second embodiment of my design is a mirror image of the first embodiment depicted in FIGS. 1.1 to 1.8. The portions of the expiration valve for a medical ventilator shown in broken lines depict unclaimed portions of the expiration valve for a medical ventilator only and form no part of the claimed design.

Claims

We claim the design for an expiration valve for a medical ventilator, as shown and described.

Referenced Cited
U.S. Patent Documents
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
Patent History
Patent number: D868241
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
Classifications
Current U.S. Class: Mask (D24/110.1)