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Publication numberUSD249279 S
Publication typeGrant
Application numberUS 05/657,561
Publication dateSep 5, 1978
Filing dateFeb 12, 1976
Priority dateSep 1, 1975
Publication number05657561, 657561, US D249279 S, US D249279S, US-S-D249279, USD249279 S, USD249279S
InventorsSigurd Alfons Backlund
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Exhaust valve of respiratory mask
US D249279 S
Abstract  available in
Images(1)
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Claims(1)
  1. The ornamental design for an exhaust valve of respiratory mask, as shown and described.
Description

FIG. 1 is a top plan view of an exhaust valve for a respiratory mask showing my new design;

FIG. 2 is a side elevation thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top perspective view of the valve guiding member shown separately for clarity of illustration;

FIG. 5 is a top perspective view of the valve flap member;

FIG. 6 is a top perspective view of the valve housing;

FIG. 7 is a top perspective view of the exhaust valve in an assembled condition.

Referenced by
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US6785985Jul 2, 2002Sep 7, 2004Reebok International Ltd.Shoe having an inflatable bladder
US7721465Jan 4, 2008May 25, 2010Reebok International Ltd.Shoe having an inflatable bladder
US7735241Jan 11, 2006Jun 15, 2010Reebok International, Ltd.Shoe having an inflatable bladder
US8037623Oct 18, 2011Nike, Inc.Article of footwear incorporating a fluid system
US8151489Apr 9, 2010Apr 10, 2012Reebok International Ltd.Shoe having an inflatable bladder
US8250782Aug 28, 2012Reebok International LimitedValve for regulating pressure in a fluid system
US8677652Mar 9, 2012Mar 25, 2014Reebok International Ltd.Shoe having an inflatable bladder
USD746974 *Jul 15, 2013Jan 5, 20163M Innovative Properties CompanyExhalation valve flap
USD747463 *Feb 12, 2013Jan 12, 2016Passy-Muir, Inc.Tracheostomy valve
Classifications
U.S. ClassificationD24/164, D23/233, D24/110.1