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Publication numberUSD300273 S
Publication typeGrant
Application numberUS 07/025,927
Publication dateMar 14, 1989
Filing dateMar 16, 1987
Publication number025927, 07025927, US D300273 S, US D300273S, US-S-D300273, USD300273 S, USD300273S
InventorsHans Rudolph, Kevin A. Rudolph
Original AssigneeHans Rudolph Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Four way respiratory valve with dual balloon
US D300273 S
Abstract  available in
Images(2)
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Claims(1)
  1. The ornamental design for a four way respiratory valve with dual balloon, as shown and described.
Description

FIG. 1 is a perspective view of a four way respiratory valve with dual balloon showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image of that shown;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a rear elevational view.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6955650May 31, 2002Oct 18, 2005Healthetech, Inc.Metabolic calorimeter employing respiratory gas analysis
US8439036Dec 1, 2009May 14, 2013Covidien LpExhalation valve assembly with integral flow sensor
US8439037Dec 1, 2009May 14, 2013Covidien LpExhalation valve assembly with integrated filter and flow sensor
US8469030Dec 1, 2009Jun 25, 2013Covidien LpExhalation valve assembly with selectable contagious/non-contagious latch
US8469031Dec 1, 2009Jun 25, 2013Covidien LpExhalation valve assembly with integrated filter
USD734854 *Jul 10, 2014Jul 21, 2015Beaconmedaes LlcMedical gas manifold
Classifications
U.S. ClassificationD24/110.6