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Патент USA US2406997

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Sept, 3, 1946. I
H. El CURRY
‘2,406,997
ATOMI ZER
Filed Dec. 26, 1944"
4rraemsm‘
Patented Sept. 3, 1946
2,406,997
UNITED STATES PATENT OFFICE
2,406,997
ATOIVHZER
Harold
Curry, Seattle, Wash.
Appiication December 26, 1944, Serial No. 569,782
8 Claims.
(Cl. 299—-‘-88-5)
1
2
.
This invention relates to atomizers, and it has
reference more ‘particularly to atomizers for the
Fig‘. 2, particularly illustrating the air inlet valve
administration of a medicine by inhalation, and
control means.
Fig. 3 is a cross section taken on line 3-—3 in
,
.
which are for the same purposes and of the same
Fig. 4 is a perspective View of the removable
general character as those of my United States
Letters Patent Nos. 2,111,841, issued March 22,
1938 and 2,2743669, issued March 3, 1942; such
atomizers being characterized by a relatively
unit comprising valve devices and atomizer, shown
removed from the ?ask.
large ?ask or bulb-like container for the atom
outlets;
ization of liquid therein, and having a relatively 10
large discharge neck projecting from one side of
the ?ask, and an air inlet at the opposite side,
of‘use of the‘ atomizer.
and therebeing means between the air inlet and
discharge neck for the atomization of liquid,
Fig. 5' is a cross section taken on line 5-—5
in Fig. 2 illustrating the valve device for the ?ask
Fig; 6 is a view illustrating the normal mode
‘
Fig. 7‘ is a central, cross-sectional view of an
atomizer of ‘an alternative form, embodying some
of the‘ features of the‘ present invention.
which may be drawn from a supply held inthe 15
Fig. 8 is a‘ face‘view of thesame.
?ask, and for effecting its discharge in a fog
Referring’ more in detail to the drawing
First‘ describing the device of Fig. 1: This com
like vapor cloud from the ?ask neck so that‘ it
prises. a bottle-like ?ask I of cylindrical form,
'
having a somewhat reduced neck portion 2 ex
It' is the principal object of‘this invention to
provide an atomizer of the character and for‘ 20 tending therefrom at‘ one end’ that is formed
with a slightly tapered neck opening or seat 3
the purposes above stated, wherein improved‘
therein. At its end which is opposite the neck
means is provided for a controlled opening and
2, the ?ask has a concentrically located, inturned
closing of the‘ passages for'the outflow of the
wall 4 terminating‘ in a conical portion 5 that
cloud or fog-like atomized liquid. Furthermore‘,
‘is coaxial of the ?ask and directed toward the
to provide novel valve mechanisms" for the air
neck opening, 3,‘ as‘ clearly shown in Fig. 2. This.
inlet and discharge passages, and to connect‘
wall 4 provides an annular space ii of‘ trough
these mechanisms‘ for simultaneous adjustment.
like character between it and the ?ask wall.
Furthermore, to provide means whereby the inlet
Formed in opposite sides‘ of the‘ conically
and outlet passages may be completely clo's'ed‘to
30 tapered portion 5 are openings‘or passages 1-1
thereby‘ seal‘ the ?ask‘ when it is not in use‘.
for the discharge: of the: atomized liquid from
It is also an object of this invention to provide
may be breathed in by the user.
the ?ask, as will hereinafter. be more fully
an atomizer of the kind above stated wherein
described.
the liquid atomizing means and valve device‘s‘are‘
Fitted in the neck opening 3‘ of the ?ask and
constructed as a unit that maybe bodily with
drawn from the ?ask for the complete draining‘ 35 also seated against the conically‘ tapered wall 5,
is the removable unit. The parts embodied by
of the latter and as a means of facilitating'th'e‘
this unit are best illustrated in Fig. 4 which shows
cleaning of the ?ask and‘ the parts comprised'by
the‘unit independent of‘ the‘ ?ask. The remov
the removable unit.
,
able‘ unit comprises a hollow stopper Ill, tapered
Another object of the invention‘ is to provide
externally in’. accordance‘ with the taper of the
an atomizer ?ask from which the liquid of the
seat 33 of the neck, and‘ adapted to be rotatably
supply therein cannot spill out should the device
seated thereagainst. At its inner end, the stop
becarelessly handled.
per has two rOds ll-—ll ?xed‘ therein and ex
Still further objects of" the invention reside
tended to a valve member 12- for its‘ support and
in the details of construction and combination‘
of parts, and in their mode‘ of use; as will‘ here 45 turning‘.
The valve member 12 comprises a conically
inafter be fully described.
‘
formed‘ cap l3 adapted to‘ be seated over and
In accomplishing these and other objects" of
against the conical wall 5.‘ ‘The cap has openings
the invention, I have provided the improved" de-'
Nther‘ethroughat opposite sides and‘ these are
' tails of construction, the preferred forms of‘
which are illustrated in the accompanying draw‘ 50 adapted‘, by. rotation of the cap, to be regis
tered with the openings 1 in the wall 5. In Fig.
ing, wherein-‘
5, the openings 14 and ‘I are shown as being
Fig. l is a'perspective view of an atomizer with
registered as for the discharge of the atomized
improvements embodied by the‘ present invention.
liquid fl‘OmlthB flask
Fig. 2‘ is a. central; longitudinal section of‘ the
atomizer" flask and: its contained? parts;
The rodsvll-elzl‘ have; ends embedded’. in the
2,406,997
3
4
inner end of the stopper at diametrically opposite
sides of its axial line, and have their other ends
turned toward each other and embedded in the
These rods support the cap 13 coaxial
end, the air tube terminates in a tapered jet
opening 5!. A capillary tube 52 is arranged in
the ?ask to supply liquid from the container to
the vicinity of the jet as has been fully explained
preViously, and in the patents mentioned. A
of the axial line of the stopper so that rotation
ba?le 55 is supported from the jet in the line of
vertex end of the conical cap and valve mem
ber l2.
air discharge and against which the liquid is
blown for atomization.
closing of the air inlet passages in the neck, and
In this latter device, the turning of the disk
at the same time the cap l3 Will be rotated to
control the opening and closing of the outlet 1‘ will operate to simultaneously cover or open the
openings 42 and 43 and in use of the device, the
passages H5.
Extended from the vertex of the cap 13 in the . opening 62 serves for the out?ow of the fog of
atomized liquid and the other admits air for en
axial line, is a stem 23 and on this is a bailie 25
trainment to facilitate the out?ow of the fog.
for use in the atomizing operation.
It is anticipated that the closure wall 4! may
Extending through the stopper, in its axial line
be removably ?tted in place and that it be re
and through its closed outer end, is a tube 2!;
which, at its outer end, is equipped for the at- _ moved for cleaning the ?ask or container 40.
Having thus described my invention, what I
tachment of a rubber tube 25, or the like, extend
of the stopper can be e?ectedfor the opening or
claim as new therein and desire to secure by
ed from a rubber bulb 28 of that kind used for
e?ecting a forced discharge of air through the .1 Letters Patent is:
1. An atomizer of the character described com
tube, The inner end of tube 24 terminates even
prising a container of ?ask-like form adapted to
with the inner end of the stopper in an air jet
contain a supply of liquid to be atomized and
2'1, Leading from a side Wall of the stopper and
forming a chamber in which said liquid may be
having an open end terminating just below or
atomized to produce a fog-like vapor; means in
adjacent the air jet, so that air from the jet will
the chamber for the atomization of liquid drawn
pass across its outlet, is a capillary tube 30. The
from the supply, to produce said fog-like vapor;
other end of the capillary tube terminates in the
said container having, at one end, an open neck
side wall of the stopper i0 and registers with an
portion for easy draining of the chamber of its
opening 3! in the inner end of the valve seat 3
in the neck of the ?ask, so that by holding the , 3 supply of liquid and the neck wall having an air
port therein, and at its other end, having a wall
bottle in proper position, for example in the posi_
formed with a discharge port for easyrout?ow
tion shown in Fig. 6, liquid in the bottle will cover
of the fog-like vapor from the chamber, and a
the opening 3|. Then, a stream of air delivered
stopper rotatably ?tted in the neck portion of
from the jet 2'? upon compression of the bulb
the container, having a valve passage therein that
26 will cause liquid from the supply to be drawn
is movable from and into registration with said
into the capillary tube and to be taken up by
neck Wall port.
the air jet and forcibly impinged against the baiiie
2‘. An atomizer as in claim 1 wherein the means
for atomization as has been fully explained in
to produce the fog-like vapor is incorporated in
the patents above mentioned,
the stopper and is removable from the container
The atomized liquid forms a fog-like mist in
with the stopper.
the ?ask and this is discharged through the open
3. An atomizer of the character described com
ings M in the wall 5, This out?ow is facilitated
prising a hollow, ?ask-like container, adapted
by reason of the air openings in the stopper which
to retain a supply of liquid for atomization, and
permits air to enter and to be entrained by that
?owing out. These openings in the stopper are 45. forming a chamber therein in which liquid drawn
from the supply may be atomized to produce a
designated at 32 in Figs. 2 and 3, and by rotation
fog-like vapor in the chamber; said container,
of the stopper in the bottle neck, they can be
at one end, having an open neck portion for the
brought into and from registration with openings
easy draining of liquid from the container, and
33 in the bottle neck,
When the atomizer is not in use, the stopper 50 the wall of said neck having an air passagethere
in; and at its other end, having a wall formed
is rotated in the bottle neck to move the air pas
with an outlet port for the easy out?ow of the
sages therein out of registration with those of
fog-like vapor from the chamber, and a valve unit
the neck. This not only closes that end of the
removably applicable to the container through
?ask but the rotation of the stopper also rotates
the neck portion and comprising individual valve
the valve cap and causes the openings of cap I3
members for controlling the said air passage and
to be moved out of registration with those of wall
said outlet port, and means incorporated in the
5 and the latter to be closed.
said removable unit for the fog-like atomization
Should it be desired to drain the ?ask, the valve
of the liquid in the chamber.
unit is completely withdrawn from the ?ask.
4. An atomizer of the character described com
This not only provides for complete draining of ea
prising a hollow, ?ask-like container for a supply
the ?ask through the neck passage, but also facili
of liquid and forming a chamber for the fog-like
atomization therein of liquid drawn from said
supplyfand means for effecting such atomization
In Figs. 7 and 8, I have shown an alternative
of liquid in the chamber; said chamber having an
form of construction wherein the ?ask is in the
open neck portion at one end through which the
form of a semi-spherical container 40, closed by
chamber may be easily drained of its supply of
a ?at wall 4! formed at top and bottom sides with
liquid; said neck wall having air passages therein,
openings 42 and 43. Fitted over this ?at wall is
and said container having at its other end a
a disk 45 held by a pivot 46 at its center. The
disk has openings M and 48 adapted, by rotation 70 conical end wall portion formed with ports for
easy out?ow of the fog-like vapor, and a valve
of the disk, to be moved from and into registra
unit removably applicable to the container
tion With the openings 42 and 43.
Entering the semi-spherical wall is an air
through the neck and comprising valve members
tube 50 equipped for connection at its outer
adapted to seat, respectively, in the neck-and
end with an air pressure bulb. At its inner 7-5 against said conical wall, and having openings
tates cleaning of both the ?ask and the various
parts of the valve unit.
2,406,997
therein adapted by rotation of the unit, to be
moved into and from registration with said ports
and passages.
5. An atomizer as recited in claim 4 wherein
the said valve unit includes therewith the means
for the atomization of liquid in the container.
6
member for seating over the conical wall; said
stopper having passages for registration with
the ports of the neck wall and conical wall and
adapted by rotation of the unit to cover or un
cover said ports; said stopper including means
therein for the drawing of liquid from the supply
6. An atomizer as recited in claim 4 wherein
the neck passage forms an inwardly tapered valve
seat, and said valve unit has a part thereof ?tted
in the chamber, and for its fog-like atomization
in the chamber, and its discharge through the
prising a cylindrical, flask-like container for a
liquid to be atomized therein to produce a fog
like vapor; said container having a discharge
said discharge ports.
8. An atomizer oi the character described com
‘ against said seat as a stopper for the container. 10
prising a ?ask-like container for a supply of
7. An atomizer of the character described com
limited supply of liquid to be atomized and form
ing a hollow chamber for the atomization of
passage at one end for easy out?ow of the fog
ing a hollow stopper which forms a valve mem
‘said air passage.
liquid therein; said container having an open 1-5 like vapor and having an opening at its other end
“for easy draining of all liquid from the chamber
neck portion extending from one end, for easy
when said opening is uncovered, a valve unit re
draining of the chamber and having at its other
movably applied to the said opening to retain the
end an inwardly directed conical outer end wall
liquid, and having an air passage for admittance
coaxially alined with the neck; said neck wall
having laterally opening air ports therein, and 20 of entrained air to the chamber; said um't carry
ing means thereon for the atomization of liquid
said conical wall having discharge ports therein,
in the chamber, and other means for the indi
and a valve unit removably applicable to the
vidual control of the said'discharge passage and
chamber through the neck passage and compris
ber for seating in the neck passage and a valve 25
HAROLD E. CURRY.
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