Патент USA US2406997код для вставки
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.