Patent US3864326A successfully refreshed from Google Patents.
US3864326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spraying devices, in particular nebulizing devices
Assignee: Individual
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Filing: 1972-05-22
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Granted: 1975-02-04
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Expires: 1992-05-22
Abstract
Abstract A relatively simple air or air-oxygen powered device utilizing the principles disclosed in U.S. Pat. Nos. 3,421,692 and 3,421,699 comprises means for feeding liquid to the atomizing sphere and the combination of multiple spray producing sources and treatment of atomized particles by various techniques to produce extremely dense mists or fogs adapted for inhalation by human subjects.
Inventors
- 👤 Robert S Babington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:00
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/16; B05B7/166; B05B7/1666; A; A61; A61M; A61M11/00; A61M11/06; A61M15/00; B05B7/0012
Claims Analysis
Total Claims: 29
Claim 1
Independent Claim
209 words
A nebulizing unit comprising in combination, a base flask having an open top; a closure member for said flask, said closure member including at least one vertical chimney having a flaring lower end; a collar surrounding the lower end of the chimney and defining first, a support for the chimney and, secondly, with the chimney end, an annular holding reservoir; a first conduit opening into said reservoir and having a lower terminal end disposed beneath the reservoir at a point closely adjacent the bottom of the base flask; at least a second conduit opening into said holding reservoir and having one end disposed in the lowermost point thereof and the opposite end disposed below the bottom of the holding reservoir and projecting into the base flask adjacent its mouth; at least one plenum chamber having a spherical end with an aperture therein disPosed within the base flask and beneath the terminal end of said second mentioned conduit; and its opposite end disposed outside of the side wall of said base flask; a branch line in communication with said plenum chamber and having a terminal end disposed adjacent the bottom of said base flask and in registry with said first mentioned conduit opening into said holding reservoir and discharging therein.
Claim 2
Dependent Claim
209 words
A nebulizing unit comprising in combination, a base flask having an open top; a closure member for said flask, said closure member including at least one vertical chimney having a flaring lower end; a collar surrounding the lower end of the chimney and defining first, a support for the chimney and, secondly, with the chimney end, an annular holding reservoir; a first conduit opening into said reservoir and having a lower terminal end disposed beneath the reservoir at a point closely adjacent the bottom of the base flask; at least a second conduit opening into said holding reservoir and having one end disposed in the lowermost point thereof and the opposite end disposed below the bottom of the holding reservoir and projecting into the base flask adjacent its mouth; at least one plenum chamber having a spherical end with an aperture therein disPosed within the base flask and beneath the terminal end of said second mentioned conduit; and its opposite end disposed outside of the side wall of said base flask; a branch line in communication with said plenum chamber and having a terminal end disposed adjacent the bottom of said base flask and in registry with said first mentioned conduit opening into said holding reservoir and discharging therein.
Claim 3
Dependent Claim
61 words
The combination defined in claim 1, wherein the base flask is provided with apertures through its side wall, said apertures being positioned in a plane slightly above the plane of said plenum chamber. 3. The combination defined in claim 1 including a dome-shaped cap having a central opening telescoped over said chimney and having its peripheral edge seated on said collar.
Claim 4
Dependent Claim
28 words
The combination defined in claim 1 wherein said flask, said collar and chimney assembly and said plenum chamber are integral units removably assembled to form a nebulizing unit.
Claim 5
Dependent Claim
21 words
A nebulizer as defined in claim 1 including further heating means disposed in said base flask closely adjacent the bottom thereof.
Claim 6
Dependent Claim
30 words
A nebulizer as defined in claim 1 including, further, an adjustable valve means at the point of communication with said branch line for regulation of flow through said branch line.
Claim 7
Dependent Claim
58 words
A nebulizer defined in claim 1 including further a pair of tubular, elbow shaped connector transcending the side wall of the base flask and disposed with their vertical branches just beneath the lower portion of said spherical plenum chamber, one conduit terminating at a point spaced above the terminal end of the vertical branch of the other conduit.
Claim 8
Dependent Claim
28 words
A nebulizer as defined in claim 1 wherein all of said parts are fabricated of a non-corrosive, non-rusting, non-permeable material having the characteristic of resistance to high temperature.
Claim 9
Dependent Claim
12 words
A nebulizer as defined in claim 1 wherein said material is glass.
Claim 10
Dependent Claim
12 words
A nebulizer as defined in claim 1 wherein said material is metal.
Claim 11
Dependent Claim
13 words
A nebulizer as defined in claim 1 wherein said matrerial is a plastic.
Claim 12
Dependent Claim
164 words
A nebulizing device comprising a base receptacle; a pump in said base receptacle for raising liquid from said receptacle; a reservoir above said base receptacle and in communication with the outlet to receive the output of said pump and having outlet means; at least one spherical plenum chamber having an aperture therein being disposed adjacent the outlet means from said reservoir, said spherical plenum receiving the output from said outlet means on its outer surface whereby liquid discharged thereon will spread out in a thin, stressed film before passing over the aperture in said plenum; a source of gas under pressure communicating with the interior of said spherical plenum, said gas issuing from the aperture therein, and an outlet means from said base receptacle positioned in the direction of the gas exiting through said aperture, said outlet means being sized and ported to define and ejector to draw ambient air through said outlet to comingle same with the nebulized liquid exiting from said outlet.
Claim 13
Dependent Claim
164 words
A nebulizing device comprising a base receptacle; a pump in said base receptacle for raising liquid from said receptacle; a reservoir above said base receptacle and in communication with the outlet to receive the output of said pump and having outlet means; at least one spherical plenum chamber having an aperture therein being disposed adjacent the outlet means from said reservoir, said spherical plenum receiving the output from said outlet means on its outer surface whereby liquid discharged thereon will spread out in a thin, stressed film before passing over the aperture in said plenum; a source of gas under pressure communicating with the interior of said spherical plenum, said gas issuing from the aperture therein, and an outlet means from said base receptacle positioned in the direction of the gas exiting through said aperture, said outlet means being sized and ported to define and ejector to draw ambient air through said outlet to comingle same with the nebulized liquid exiting from said outlet.
Claim 14
Dependent Claim
17 words
The combination defined in claim 12, including heater means for heating the liquid in said base receptacle.
Claim 15
Dependent Claim
20 words
The combination defined in claim 12 including a liquid supply source for automatically replenishing the liquid in said base flask.
Claim 16
Dependent Claim
19 words
The combination defined in claim 12 including a pair of plenum chambers having apertures discharging toward said outlet means.
Claim 17
Dependent Claim
13 words
The combination defined in claim 15 including plural outlet means for said reservoir.
Claim 18
Dependent Claim
70 words
A nebulizer comprising at least one spherical plenum chamber having an opening therein, means to flood the surface of the sphere with liquid to be nebulized, means to introduce air above ambient pressure into the interior of the sphere for discharge through said opening, impactor means positioned in the path of said air discharge whereby particles of the nebulized liquid are further reduced in size by contact with said impactor.
Claim 19
Dependent Claim
70 words
A nebulizer comprising at least one spherical plenum chamber having an opening therein, means to flood the surface of the sphere with liquid to be nebulized, means to introduce air above ambient pressure into the interior of the sphere for discharge through said opening, impactor means positioned in the path of said air discharge whereby particles of the nebulized liquid are further reduced in size by contact with said impactor.
Claim 20
Dependent Claim
44 words
A nebulizEr as defined in claim 17 wherein said impactor means comprises a second spherical plenum chamber having an opening therein discharging so as to cause impact between the particles of nebulized liquid in the opposed air stream from said first spherical plenum chamber.
Claim 21
Dependent Claim
46 words
A nebulizer as defined in claim 17 wherein said spherical plenum chamber is provided with a pair of openings lying in a common plane passing through the center of the spherical chamber and wherein the spacing between the openings is defined by an angle Alpha .
Claim 22
Dependent Claim
11 words
A nebulizer as defined in claim 18 wherein Alpha is 75*.
Claim 23
Dependent Claim
35 words
A nebulizer as defined in claim 12 wherein a second spherical plenum chamber is disposed in alignment with and behind said first mentioned spherical chamber and said second plenum chamber is provided with multiple openings.
Claim 24
Dependent Claim
123 words
A nebulizer comprising a source of liquid to be nebulized and an outlet for said nebulized liquid comprising a hollow spherical plenum chamber axially aligned with said outlet and having apertures therein, one of said apertures facing said outlet, the other of said apertures being diametrically opposed to discharge in the opposite direction, a hollow tubular conduit aligned with said outlet and surrounding said sphere, a closed chamber surrounding but spaced from said tubular conduit, said chamber having air passages therein adjacent to but behind the outlet end of said tubular conduit, means for introducing liquid from said source to the outer surface of said spherical plenum chamber and means for introducing air above ambient pressure into the interior of said plenum chamber.
Claim 25
Dependent Claim
123 words
A nebulizer comprising a source of liquid to be nebulized and an outlet for said nebulized liquid comprising a hollow spherical plenum chamber axially aligned with said outlet and having apertures therein, one of said apertures facing said outlet, the other of said apertures being diametrically opposed to discharge in the opposite direction, a hollow tubular conduit aligned with said outlet and surrounding said sphere, a closed chamber surrounding but spaced from said tubular conduit, said chamber having air passages therein adjacent to but behind the outlet end of said tubular conduit, means for introducing liquid from said source to the outer surface of said spherical plenum chamber and means for introducing air above ambient pressure into the interior of said plenum chamber.
Claim 26
Dependent Claim
28 words
A nebulizer as defined in claim 22 wherein all of said parts are fabricated of a non-corrosive, non-rusting, non-permeable material having the characteristic of resistance to high temperature.
Claim 27
Dependent Claim
12 words
A nebulizer as defined in claim 22 wherein said material is glass.
Claim 28
Dependent Claim
12 words
A nebulizer as defined in claim 22 wherein said material is metal.
Claim 29
Dependent Claim
13 words
A nebulizer as defined in claim 22 wherein said material is a plastic.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-03 | 1978-08-05 | 1979-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-03 | 1982-08-05 | 1983-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-03 | 1986-08-05 | 1987-02-04 | $7700.00 | Window Closed / Lapsed |