close

Вход

Забыли?

вход по аккаунту

?

Патент USA US3058679

код для вставки
Oct. 16, 1962 '
|_. DRELL
3,058,669
METHOD AND APPARATUS FOR DISPENSING
Filed March 20, 1961
f/ f/ ,.
Af.
United States Patent O ” 1C@
1
3,058,669
Patented Oct. 16, 1962
2
sol containers operating under a pressure of about 40
p.s.i. or higher, it is necessary to discharge the material
at a substantial distance from the hair to avoid such prob
lems as displacement of the hair, deposition of too great
a quantity of material in localized areas, and contac-t of
3,058,669
METHOD AND APPARATUS FOR DISPENSING
Leonard Drell, 911 @ak Drive, Glencoe, Ill.
Fired Mar. zo, 1961, ser. No. 96,766
11 Claims. (Cl. 239-308)
entrained liquid droplets or" propellant with the skin of
the subject. When the distance from the discharge nozzle
This invention relates to the dispensing of hair and/or
scalp preparations, namely hair setting and/or styling lo
to the deposition area is great enough (say, l5 to 20
tions, hair conditioners, scalp lotions, hair coloring prep
inches) to avoid these objectionable effects, much of the
arations, hair cleansing preparations and hair finishing l() preparation is lost in the air without reaching the hair,
iixatives, from an aspirator system. The results of the
present invention are achieved by the conjoint and co
resulting in substantial loss Iand waste of material.
Aspirator systems for the `discharge of various mate
operative control of viscosity of the hair and scalp prepara
rials have likewise 4been known to the art, but none of
tion, density of the propellant employed, pressure of the
said propellant, and orifice sizes in the aspirator system.
The hair and scalp preparations are dispensed from the
such systems have employed the conjoint and `cooperative
control of propellant density, propellant pressure and ori
fice sizes in connection with the dispensing of hair and
aspirator-type apparatus wherein gas is maintained under
scalp preparations of specific viscosities, and which achieve
the particular advantages of the present invention.
Thus, in accordance with the present invention, one
pressure separate from and out of contact with the hair
and scalp preparation luntil the moment of discharge in
the form of a soft, mist-'like spray.
The aspirator system comprises a container for regen
erative liquitied propellant gas under pressure and a sepa
rate holder enclosing the hair and -scalp preparation to be
20 may dispense a maximum amount of a hair and -sca-lp
preparation with a minimum of loss, at -a minimum of
cost, and in a manner avoiding lthe general and specific
problems enumerated above with regard to conventional
aerosol dispensing of such materials. For example, when
through a product oriiice positioned adjacent a gas dis 25 dispensing hair ñnishing fìxatives, in accordance with this
dispensed. The preparation is expelled lfrom its holder
charge orifice -that communicates with the propellant con
invention, in the form of a soft, mist-like spray, the dis
tainer. The propellant (in the form of gas) which passes
charge orifice may be held 'within a few inches of the
out the gas discharge orifice creates the desired spray by
subject’s head without disturbing the hair, thereby insuring
atomizing the hair and scalp preparation in the gas flow.
eiiicient deposition of material and avoiding contaminating
Unlike the aerosols dispensed by conventional self-con 30 the air with materials which -are often odorous or Other
wise objectionable.
tained propellant-product combinations, the material dis
penscd by an aspirator system in accordance with the pres
Novel features and advantages of the present invention
ent invention contains no propellant in liquid form. The
will appear from the following description of the method
separate container for liquiñed propellant insures dis
of operation and of a preferred embodiment of an appara
charge of only dry, gaseous propellant. This is highly
tus employed in accordance with the invention as shown
advantageous for Ithe reasons pointed out below.
in the accompanying drawings, in which:
It i-s known in the art that various liquids can be dis
pensed if the gaseous mediums or liquified propellants are
mixed with and/or dissolved in the material to be dis
pensed or sprayed. Insecticides, paints, hair preparations
FIGURE l is an elevational View of a preferred form
of apparatus;
FIG. 2 is a top plan View of the assembly shown in
40 FIGURE l;
.
and other products are commonly sold in the form of -self
contained spray cans having suiiicient strength to hold
FIG. 3 is a perspective view of the underside of the
plate mem-ber and a secured screw cap yfor the material
the propellant-product mixture under a pressure so that
the product may be dispensed in a variety of manners,
holder; and
FIG. 4 is a fragmentary cross-sectional view of a cap
including aerosols. In these systems the propellant-prod 45 for a holder, with the discharge unit mounted thereon.
uct mixture is held under a pressure of lat least 35 p.s.i.
Referring to the drawing, a conventional propellant
gauge at 70° F., and usually higher. When such systems
have employed propellants at lower pressures to eject
liquids from their containers, the products are not atom
ized in droplet form.
50
Propellant-product mixtures capable of being dispensed
container 10 of the depressed type, such as shown in the
-Drelfl Patent No. 2,806,739, and having a top rim, is pro
vided with a gas release mechanism or button 12 having
a gas discharge nozzle 13. The gas release mechanism
has a plunger 14 engageable with a conventional dis.
in aerosol form must be carefully formulated so that they
pensing valve (not shown) in the propellant container
represent a balance of proper-ties dictated by the require
to cause pressurized propellant gas to -iiow from the con
ments of the container and properties desirable in the
tainer to the gas release nozzle 13. A removable gas
product. The mixture, for example, must not be corro 55 release mechanism is desired because of the advantage
sive to lmetal and deteriorate a container -which is under
it affords in connection with the interchangeability of
appreciable internal pressure. Propellant and product
the material holder 25 and the replacement of used pro.
must be compatible so that upon storage, the product will
pellant containers 10.
not be subject to gelation to a viscosity interfering with
A tubular member 15 has one end tightly fitted over
the dispensing thereof. Such problems drastically limit
the gas release nozzle 13 as indicated at 16 and the other
the number and types of materials useful as propellants,
end tightly fitted to a projection having an aperture there
solvents, and the like. In addition, where a compatible
through on a discharge unit hereinafter described in de
combination has been sold as a single container item, it
tail. Tubular member 15 is made of liexible material,
has been necessary to purchase a different pressurized
such as polyethylene, rubber or other suitable material
package for each different job. Most of such products 65 that is chemically inert to the propellant gas. It will
are used to only a partial extent of the capacity thereof
and then are stored for future use.
In addition to the general problems associated with
self-propelled products heretofore available commercially,
be manifest that, if the gas release mechanism 12 is re
movable rfrom the container, it will not be necessary to
remove tubular member 15 from the nozzle 13 in order
to attach a new propellant container l0 when the original
speciiic applications Lhave presented problems of a unique 70 propellant container becomes exhausted. The length of
nature. In the dispensing of self-contained hair finishing
the flexible tube is preferably such that when the as~
fixatives, `for example, from commercially available aero
sembly is completed, the spacing of material holder 25
3,058,669
4
3
which includes within the single unit both the transversely
from the propellant container causes a slight axially di
positioned gas discharge outlet and the upper end of the
rected pressure to be exerted against the end of the
product outlet to prevent change in relative positioning.
ñexible tube, i.e., the length of the flexible tube causes
Such a construction avoids problems created when two
it to be under longitudinally directed compressing force
to counteract the pressure of the gas which tends to break 5 separate tubes are employed whose relative positions may
be altered by conditions of normal use. Even in situa
the tube ‘loose from its fittings during operation of the
tions where two tubes are embedded in rigid material, for
apparatus.
instance metal tubes held in plastic or dissimilar metals,
A mounting member 18, preferably of unitary con
the position of the tubes may alter due to different co
struction, is formed of a metal plate 19 adapted with
suitable means for attachment to the propellant container. 10 etlicients of expansion or loosening from the carrying
member. Such altering of positioning usually results in
Such means preferably consists of a flange 21 adapted
va distortion of spray pattern and may at times cause the
to tit the outer periphery of the top rim of the con
unit to cease functioning altogether.
'tainer 12 working in cooperation with clips, such as
The provision of relatively large core portions which
diametrically opposed clips 22 and 23 adapted to con
terminate closely adjacent each outlet allows for the sim
Ítact the inner surface of the rim. Clips 22 and 23 are
ple control of orifice size. When the discharge unit is
preferably formed integral with the plate 19, but may
cast or molded, the core portions are formed, but the
be separate units secured to said plate by such means as
restricted gas outlet and restricted product outlet are not.
welding.
To obtain the desired orifice size, it is merely necessary
Plate 19 has a section 24 adapted to overlay a por
to drill or puncture such orifices with tools of predeter
tion of a closure means for material holder 25 such as
mined diameter.
a screw cap 26. Cap 26 is provided with an annular seal
ln the present invention, the aforementioned prepara
ing gasket 27 and a vent 28 to maintain normal atmos
tions for application to hair and/ or scalp can be dispensed
pheric pressure inside the material holder during opera
in the desired soft, mist-like spray from the aspirator
tion. Cap ’26 is secured to mounting member 18 by suita
25 system without the objectionable effects as described
ble means, such as rivets 29.
herein in connection with conventional spraying methods.
Cap 26 carries a discharge unit 30. The discharge
As indicated, this is possible because of the control of
unit is preferably made of unitary construction, e.g., a
(l) propellant pressure, (2) propellant density, (3) ori
metal casting, but may be formed from other material such
tice sizes and (4) viscosity of the preparation utilized.
as molded plastic. Discharge unit 3G comprises a bottom
I have discovered that materials useful as propellants
portion 31 having a projection 32 which passes through
for the puiposes of this invention are regenerative liquid
an aperture 33 in the cap 26. Dispensing unit 30 also
gases which have a specific range of density and exert,
has a projection 34 which passes through an aperture
either singly or in combination, a gas pressure of less than
>35 in the cap spaced from aperture 33, and an extension
35 p.s.i. gauge at 70° F. Preferably, the pressure of the
36 thereof of lesser outside diameter than projection 34.
gas is in the range between 13 pounds and 3Q. pounds per
The lower ends of projection 32 and of the projection
square inch. When the propellants are employed as
34 are peened over the adjacent edge of the cap, as in
mixtures, it is necessary that the liquids change to the
dicated at 37 and 38, respective’ly. A dip tube 39 is
gaseous state in proportions such that when gas under
secured to the lower end of extension 36 and extends
an eiiective pressure is exhausted, there is substantially
downwardly to a position adjacent the bottom of the
material holder to insure removal of all of the material 40 no residue consisting of an unvaporized liquid portion of
either one or more components of the mixture.
therefrom.
With regard to propellant density, I have also dis~
Discharge unit 30 has a horizontal gas core 40 and a
covered that dry gas discharging from the gas discharge
restricted gas discharge outlet 41 which forms a gas pas
orifice at the previously mentioned pressures must be
sageway. Unit 30 also has a product passageway formed
capable of creating sutiicient vacuum at the product out
by a vertical product core 43 and a restricted product
outlet 44 terminating in an enlarged tip 46 having a
lct to lift preparations of proper viscosity to the product
orifice. Regenerative liquid gas propellants, in order to
concave upper surface. Unit 30 is provided with a notch
42 to provide adequate spacing 4between the gas outlet and
provide effective dispensing in accordance with this in
the product outlet. Notch 42 provides sutiicient area for
vention have a liquid density in excess of 85 lbs. per
gas to tiow over the top and along the 'lateral sides of the
cubic foot at 70° F.
_tip 46.
Useful propellants are some of the fluorinated or chlor
-
The dispensing assembly has the following mode of
operation. Mounting member 19 which carries button 12,
tube 15, cap 26, discharge unit 30 and dip tube 39 is
secured to the propellant container 10 as above described.
Product holder 25' containing a hair and scalp preparation
is threaded to the cap 26.
Downward pressure on but
fluorinated hydrocarbons, such as 1,1-ditiuorethane, l
monochlor, 1,1-diiiuorethane, monotluortrichlormethane,
monochlorditiuormethane, dichlorditluormethane, 1,2-di
_chlor-l,1,2,2-tetratiuorethane, and the like, or mixtures
thereof which satisfy the above-mentioned conditions of
pressure and density. For some uses, hydrocarbon pro
ton 12 causes gaseous propellant to flow through nozzle
pellants such as propane or isobutane or chlorinated
13, tube 1S, discharge unit 30, and outward through
hydrocarbons such as ethyl chloride, may be admixed
the gas outlet 41.
The flow of gas creates a vacuum 60 with the fiuorine-bearing hydrocarbons, so long as the
drawing the product up the dip tube 39, through core
proper pressure and density conditions are satisfied.
43 and product outlet 44 and into the concave portion
of tip 46, whereupon the gas flowing around the tip 46
causes the product to be atomized and sprayed in a de
sired pattern.
The preferred propellant of the present invention com
prises a mixture of dichlorditiuormethane, and dichloro
tetrafluorethane. The combination is preferably a mix
ture of 20% dichlordiiiuoromethane and 80% dichlor-
The manner of construction of the unitary discharge
mechanism 30 is important -for proper operation, both
tetrafluorethane, but may contain as much as about 40%
with respect to the individual features thereof and the
effectiveness of each in the entire combination of ele
exerts a dry gas pressure of about 28 p.s.i. gauge and has
a liquid density of about 90.5 pounds per cubic foot at
70° F.
Propellants, such as the above described combination,
when held in a container separate from the material to
ments of the preferred aspirator apparatus.
An important feature in this regard is the unitary con
struction of the discharge unit which has a generally ver
tical product outlet and a transversely positioned gas out
et in a predetermined and fixed relationship. This re
dichlordifluoromethane.
The preferred 20w80 mixture
be dispensed, have the advantage that only a “dry” gas
is dispensed and droplets of liquid, i.e., unvaporized
lationship is maintained constant by the unitary structure 75 propellant, do not escape from the propellant container.
3,058,669
5
Liquid propellant, which ordinarily escapes from conven
6
hair finishing íixative having a viscosity of about 1l sec
tional self-contained aerosol preparations, frequently
onds at 70° F. measured in a No. 4 Ford cup can be
have a deleterious e?ect on the hair and/ or scalp.
dispensed in a soft, mist-like spray `by 300 six second
When the aspirator is operated, propellant is released
in the form of a dry gas through the gas discharge orifice
positioned adjacent and at substantially a right angle to
the product orifice. Unless the size of each oritñce is
properly controlled, the hair and scalp preparation will
either not be dispensed at all, or will not be dispensed
in the desired soft, mist-like spray.
‘ A propellant of pressure and density above-mentioned
will atomize hair and/or scalp preparations of proper
viscosity into a spray of the desired character if the gas
orifice has a diameter in the range between 0.13 inch and
0.03 inch. When the size of the gas orifice is outside
these limits, the spray patterns are unsatisfactory and the
applications of íixative at three minute intervals at room
temperature.
A propellant container holding l2 ozs. of a propellant
mixture consisting of 85% dichlortetratluorethane and
15% dichlordiiluormethane will provide over 34 minutes
of spraying time for a hair fixative preparation and will
10 dispense about 26 liquid ozs. of this material having a
viscosity of about 12 seconds in a No. 4 «Ford cup at 70°
F. through a product orifice of 0.020 inch in diameter.
The solids concentration of such a composition in the 26
ozs. dispensed may be twice the lsol-ids concentration usual
ly dispensed in conventional `self-contained aerosol dis
pensers. The performance described is equivalent to the
atomizing operation becomes ineñicient.
discharge of material from nine to twelve convention-al
self-contained aerosol dispensers of hair íixative prepara
and scalp preparations to be dispensed in the desired,
tion.
soft, mist-like spray, the product oriñce cooperating with 20 Although I have described a preferred embodiment of
the above described gas orifice should have a diameter
the present invention, it will ybe understood that the de
in the range between 0.014 inch and 0.060 inch. The
scription is intended to be illustrative, rather than re
product oriñce size may be varied within the above limits
strictive, as details may be modified >or changed without
to provide a particular spray pattern, a spray of particular
departing from the spirit or the scope of the invention.
I have further discovered that in order `for the hair
droplet size, a spray of a desired amount of product, 25 Accordingly, I do not desire to be restricted to the exact
etc. for a liquid product of specific viscosity. One factor
description herein.
entering into the determination of the desired product
I claim:
orifice size is the positioning of the outlet vertically rela
1. A method of dispensing a preparation for applica
tive to the longitudinal axis of the horizontal gas out
tion to the hair and/ or scalp in an aspirator system’
let. In general, if the tip of the product outlet is below 30 which comprises discharging dry propellant gas from a
the longitudinal axis of a horizontal gas outlet, the prod
container holding liquified propellant, said liquilìed
uct orifice size may be larger than is used, for example,
propellant having a density greater than 85 lbs. per cubic
when the tip of the product outlet is in line with the lon
foot and exerting a pressure of less than 35 pounds per
gitudinal axis of the gas outlet.
square inch gauge at 70° F., directing said gas through a
It is also necessary that the hair and scalp preparation
gas discharge outlet of a diameter in the range between
employed in the present invention have a viscosity in the
0.013 and 0.03 inch, said gas emerging from said gas dis
range between 9.7 seconds and 55 seconds at 70° F. as
charge outlet serving to envelop a preparation outlet com
measured in a No. 4 Ford cup. If the preparation has
municating with a holder for a said preparation, said
a viscosity outside the above range, atomization is un
preparation having a viscosity in the range between 9.7
satisfactory due to either entrainment of excessive quan 40 seconds and 55 seconds measured in a No. 4 Ford cup at
tities of low viscosity materials or uneven discharge of
70° F., said product outlet having `a diameter in the range
high viscosity materials.
between 0.014 and 0.060 inch, whereby «the flow of gas
The advantages of the present invention may be illus
serves to atomize said preparation and causes it to be
trated by comparing procedures heretofore used in a
dispensed in the form of a soft, mist-like spray.
typical beauty salon operation with a procedure employ 45 2. A method of dispensing a hair finishing fix-ative in
ing this invention. In such prior art operations, the
an aspirator system which comprises discharging dry pro
hair of a subject was first shampooed. While the hair
pellant Igas from a container holding liquified propellant,
was still damp and after arranging the hair in curlers,
said liquiiied propellant having density greater than 85 lbs.
setting and/or styling lotion, if applied by a spraying
per cubic foot `and exerting a pressure of less than 35
operation, was sprayed onto the hair from a plunger type
pounds per square inch gauge at 70° F., directing said gas
or squeeze type atomizer. Conventional self-propelled
through a gas discharge outlet of a diameter in the range
setting and/ or styling lotions could not be utilized in the
»between 0.013 and 0.03 inch, said gas emerging from said
prior art self-contained aerosol devices because of the
gas discharge outlet serving to envelop a iixative out
incompatibility of such lotions with the propellants ern
-let communicating with a holder for said hair ñnishing
ployed and corrosive effects on containers. After adding
íixative, said ñxative having a Viscosity in the range
the setting and/ or styling lotion, the hair was dried and
ibetween 9.7 seconds and 55 seconds in a No. 4 Ford
combed in the desired manner. Hair finishing fixative
cup at 70° F., said hair finishing íìxative outlet having a
was then applied from a self-contained aerosol dispenser,
diameter in the range between about 0.0114 and about
such application having the objectionable effects above
0.060 inch, whereby the ilow of gas serves to atomize
described.
60 said preparation and causes yit to be dispensed inthe form
In accordance with this invention, any of the afore
of a soft, mist-like spray.
mentioned hair and scalp preparations can be applied to
3. A method of dispensing a hair setting lotion in an
the hair of the subject, each in the `form of a soft, mist
aspirator system which comprises discharging dry propel
like spray, by attachment of the separate holder for the
lant gas from a container holding liquiñed propellant, said
desired preparation in the aspirator system at the appro
liquiíied propellant «having density greater than 85 lbs.
priate time.
per cubic foot and exerting a pressure of less than 35
Dispensing of hair and scalp preparations in accord
pounds per square inch gauge at 70° F., directing said gas
ance with this invention is markedly more eñicient than
through a gas discharge outlet of a diameter in the range
with conventional self-contained aerosol dispensing. For
between about 0.013 and about 0.03 inch, said gas emerg
example, utilizing a product discharge orifice of about
ing from said gas discharge outlet serving to envelop a
0.030 inch in diameter and a gas discharge orifice of
lotion outlet communicating with a holder for said hair
about 0.02 inch in diameter, and 12 avoirdupois ounces
setting lotion, said lotion having ya viscosity in the range
of a propellant consisting of 80% dichlortetrañuorethane
between 9.7 seconds and 55 seconds measured in a No. 4
and 20% dichlordifluorethane which exerts an initial
Ford I‘cup at 70° F., said hair setting -lotion outlet having a
pressure of about 28 p.s.i. gauge, 26 liquid ounces of a 75 diameter in the range between about 0.014 and aboutV
3,058,669
8
í
0.060 inch, whereby the ñow of gas serves to atomize
said preparation and causes it to be dispensed in the form
eter, said gas outlet having a size in the range between
of a soft, mist-like spray.
ing a notch between the outlet for said gas passageway
having a density greater than 85 lbs. per cubic foot and
holder releasably secured thereto in a position providing
exerting a pressure in the range lbetween 13 pounds and
for side-by-side positioning of said container and said
holder `and a flexible tube connecting said gas discharge
0.013 and 0.03 inch in diameter, said discharge unit hav
and the outlet for said preparation to enable gas flowing
4. A method of dispensing a hair preparation for appli
cation to hair and/or scalp in an aspirator system which Cil outwardly from said gas outlet to expand and liow around
said outlet for preparation, a mounting member releasably
comprises discharging dry propellant gas from a container
secured to said propellant container and having said
holding the liquitied propellant, said liquiñed propellant
32 pounds per square inch gauge, directing said gas
through a gas discharge outlet of a diameter in the range
between about 0.013 and about 0.03 inch, said gas emerg
ing from said gas discharge outlet serving to envelop a
preparation outlet communicating with a holder for said
preparation, said preparation having a viscosity in the
range >between 9.7 seconds and 55 seconds measured in a
No. 4 Ford cup at 70° F., said preparation outlet having
nozzle to said transversely positioned gas passageway.
8. A dispensing assembly for a preparation for applica
tion to hair and/or scalp having a viscosity between 9.7
seconds and 55 seconds measured in a No. 4 Ford cup at
70° F. comprising in combination a propellant container
adapted to contain a regenerative liquilied gas having a
density greater that 85 lbs. per cubic foot and exerting a
pressure in the range between 13 pounds per square inch
and 32 pounds per square inch gauge, a gas release nozzle
a diameter in the range between about 0.014 and about
0.060 inch whereby the ñow of gas serves to atomize said
preparation and cause it to be dispensed in the form of a 20 projecting from a valve on said container, a holder for
soft, mist-like spray.
5. A method of dispensing a preparation for applica
tion to hair and/ or scalp in an aspirator system which
comprises discharging dry propellant gas selected from
the group consisting of fluorinated hydrocarbons and
chloriiuorinated hydrocarbons Iand mixtures thereof from
a container holding liquitied propellant, said liquiiied
said preparation, a unitary discharge unit having a pas
sageway for said preparation and a transversely positioned
gas passageway, said passageway for said preparation be
ing in communication with said holder and being adapted
to have said preparation ñow therethrough, said passage
way for gas being in communication with said propellant
container and being adapted to have dry gas flow there
propellant having a density greater than 85 lbs. per cubic
foot and exerting a pressure of less than 35 pounds per
through, said passageways having outlets positioned in
predetermined spaced relationship, said outlet for said
municating with a holder for said preparation, said prep
aration having a viscosity `in the range between 9.7 seconds
said gas passageway and the outlet for said preparation
to enable gas ñowing outwardly from said gas outlet t0
expand and flow around said outlet for preparation, a
square inch gauge at 70° F., directing said gas through a 30 preparation having a size in the range between 0.014
and 0.060 inch in diameter, said gas outlet having a size
gas discharge outlet of a diameter in the `range of 0.013
in the range between 0.013 and 0.03 inch in diameter,
and 0.03 inch, said gas emerging from said gas discharge
said discharge unit having a notch between the outlet for
outlet serving to envelop said preparation outlet com
and 55 seconds measured in 4a No. 4 Ford cup at 70° F.,
mounting member releasably secured to said propellant
said product outlet having a diameter in the range between
container and having said holder releasably secured there
0.014 and 0.060 inch, whereby the flow of gas serves to
to in a position providing for side-by-side positioning of
`atomize said preparation and causes it to be dispensed in
40 said container and said holder and a flexible tube connect
the `form of a soft, mist-like spray.
ing said gas discharge nozzle to said transversely posi
6. A method of dispensing hair preparation in an
tioned gas passageway.
aspirator system which comprises discharging gaseous
9. A dispensing assembly for preparation for applica
propellant from a container holding a liquiñed mixture
tion
to hair and/or scalp having a viscosity between 9.7
comprising 20% by weight of dichlordiíluormethane and
seconds and 55 seconds measured in a No. 4 Ford cup at
80% iby weight of dichloro tetrafluoroethane, directing
70° F. comprising in combination a propellant container
said gas through a gas discharge outlet of a diameter in
adapted to contain a regenerative liquiñed gas having a
the range between 0.013 and 0.03 inch, said gas emerging
density greater than 85 lbs. per cubic foot and exerting
from said gas discharge outlet serving to envelop a prep
a pressure less than 35 pounds per square inch gauge at
aration outlet communicating with a holder for a said
preparation, said preparation having a viscosity in the " 70° F., a gas release nozzle projecting from a valve on
said container, a holder for said preparation, a unitary dis
range between 9.7 seconds and 55 seconds measured in
charge unit having a vertically disposed passageway for
a No. 4 Ford cup at 70° F., said product outlet having a
said preparation and a horizontally positioned gas pas
diameter 4in the range between 0.014 and 0.060 inch,
sageway, said passageway for said preparation being in
whereby the ilow of gas serves to atomize said prepara
communication with said holder and being adapted to
tion and causes it to be dispensed in the form of a soft,
have said preparation ñow therethrough, said passageway
mist-like spray.
for gas being in communication with said propellant con
7. A dispensing assembly for a preparation for applica
tainer and being adapted to have dry gas flow there
tion to hair and/or scalp having a viscosity between 9.7
through, said passageways having outlets positioned in pre
seconds and 55 seconds measured in a No. 4 Ford cup
determined spaced relationship, said outlet for said prepa
60
at 70° F. comprising in combination a propellant con
ration having a size in the range between 0.014 and 0.060
tainer adapted to contain a regenerative liquiiied gas hav
inch in diameter, said gas outlet having a size in the range
ing a density greater than 85 lbs. per cubic foot and
between
.0.013 and 0.03 inch in diameter, said discharge
exerting a pressure less than 35 pounds per square inch
unit having a notch between the outlet for said gas pas
gauge at 70° F., a gas release nozzle projecting from a
sageway and the outlet for said preparation to enable gas
valve on said container, a holder for said preparation, a
ñowing outwardly from said gas outlet to expand and ñow
unitary discharge unit having a passageway for said prep
around said outlet for preparation, a mounting member re
aration and a transversely positioned gas passageway, said
leasably secured to said propellant container and having
said holder releasably secured thereto in a position provid
ing for side-by-side positioning of said container and said
holder .and a flexible tube connecting said gas discharge
nozzle to said transversely position of gas passageway.
10. A dispensing assembly for a preparation for appli
ways having outlets positioned in predetermined spaced
cation to the hair and/ or scalp having a viscosity between
relationship, said outlet for said preparation having a
size in the range between 0.014 and 0.060 inch in diam 75 9.7 seconds and 55 seconds measured in a No. 4 Ford cup
passageway for said preparation being in communication
with said holder and being adapted to have said prepara
tion ñow therethrough, said passageway for gas being in
communication with said propellant container and being
adapted to have dry gas ñow therethrough, said passage
3,058,669
9
10
at 70° F., comprising in combination a propellant con
tainer adapted to contain a regenerative liquified gas hav
ing a density greater than 85 lbs. per square inch gauge
having a density greater than 85 lbs. per cubic foot and
exerting a pressure less than 35 pounds per square inch
at 70° F., a gas release nozzle projecting from a valve
gauge at 70° F., a gas release nozzle projecting from a
valve on said container, a holder for said preparation, a
on said container, a holder for said preparation, mounting
unitary discharge unit having a passageway for said prep
means securable at one of its ends to said container and
aration and a transversely positioned gas passageway, said
passageway for said preparation being in communication
with said holder and being adapted to have said prepara
and side-by-side relationship, a unitary discharge unit
tion ilow therethrough, said passageway for gas being in
having a passageway for said preparation and a trans 10 communication with said propellant container and being
.adapted to have dry gas ñow therethrough, said passage
versely positioned gas passageway, said -passageway for
ways having outlets positioned in predetermined spaced
said preparation being in communication with said holder
relationship, said outlet for said preparation having a
and being adapted to have said preparation iiow there
size in the range between 0.014 and 0.060 inch in diam
through, said passageway for gas being in communica
tion with said propellant container and being adapted to 15 eter, said gas outlet having a size in the range between
have dry gas flow therethrough, said passageways having
0.013 .and 0.03 inch in diameter, said discharge unit hav
at the other of its ends to said holder, said mounting
means maintaining said container and said holder in Íìxed
outlets positioned in predetermined spaced relation, said
ing a notch between the outlet for said gas passageway
and the outlet for said preparation to enable gas ilowing
outlet for said preparation having a size in the range be
outwardly from said gas outlet to expand and ñow around
tween 0.0‘14 and 0.060 inch in diameter, said gas outlet
having a size in the range between 0.013 and 0.03 inch in 20 said outlet for preparation, said outlet for said preparation
terminating in an enlarged tip having a concave upper
diameter, said discharge unit having a notch between the
surface, a mounting member releasably secured to said
outlet for said gas passageway and the outlet for said
preparation to enable gas ñowing outwardly from said gas
propellant container and having said holder releasably
secured thereto in a position providing for side-by-side
outlet to expand and flow around said outlet for prepara
tion, a mounting member releasably secured to said pro 25 positioning of said container and said holder and a ñexible
tube connecting said .gas discharge nozzle to said trans
pellant container and having said holder releasably se
versely positioned gas passageway.
cured thereto ina position providing for side-by-side po
sitioning of said container and said holder and a ilexible
References Cited in the ñle of this patent
tube connecting said gas discharge nozzle to said trans
versely positioned gas passageway.
30
UNITED STATES PATENTS
11. A dispensing assembly for a preparation for ap
436,580
Hoell _______________ __ Sept. 16, 1890
plication to hair and/or scalp having a viscosity between
2,553,159
Able ________________ __ May 15, 1951
9.7 seconds and 55 seconds measured in a No. 4 Ford
2,635,921
Deutsch _____________ __. Apr. 21, 1953
cup at 70° F. comprising in combination a propellant
2,892,317
Holmes _____________ __ June 30, 1959
container adapted to contain a regenerative líquilìed gas 35 2,895,651
Mahon et al. _________ __ July 21, 1959
Документ
Категория
Без категории
Просмотров
0
Размер файла
947 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа