JPH0999984A - Aerosol can with nozzle mounting function - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: To provide an aerosol can equipped with a long nozzle that takes up no space during packaging and storage and reaches deep inside hair such as hair during use. SOLUTION: A can body 1, an aerosol valve 2, a push button 4 having a nozzle connection port 22, a ring-shaped shoulder cover 6 provided on a shoulder portion of the can body 1, and a nozzle connection port of the push button 4. Tube 2 that can be detachably attached to 22
5 and a long nozzle consisting of a nozzle 24 at the tip thereof, and an aerosol canister B having a locking projection 12 for detachably gripping the tube 25 of the long nozzle on the outer circumference of the shoulder cover 6.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to an aerosol can with a nozzle mounting function. More specifically, the present invention relates to an aerosol can with a nozzle mounting function in which a long nozzle having a nozzle at the end of a tube can be removably mounted on the side surface of a can body.

[0002]

2. Description of the Related Art Conventionally, it has been practiced to wash dirt such as sebum and keratin of the scalp with shampoo before the hair-growth agent is penetrated into the scalp. However, the dirt inside the pores and oxidized sebum cannot be removed sufficiently with shampoo. Aerosol-type cleansing oil is used to remove such dirt, but since the cleansing oil has a viscosity, it does not reach the scalp even if it is ejected from the upper part of the hair.

Therefore, the present inventors have considered using a long nozzle in which a tube is projected from a push button of an aerosol and a nozzle is provided at the tip of the tube so that it can be ejected in the vicinity of the scalp.

However, if the long nozzle is made long, it is inconvenient for packaging and storing the aerosol can, and if it is made detachable, it is easily lost.

[0005]

SUMMARY OF THE INVENTION It is a technical object of the present invention to provide an aerosol can equipped with a long nozzle that does not occupy space during packaging or storage after use, and has a long nozzle that reaches deep inside the scalp or the like during use. To do.

[0006]

The aerosol can with a nozzle mounting function of the present invention is an aerosol can in which a long nozzle having a nozzle at the end of a tube can be removably mounted on the side surface of a can body. Is a bottomed cylindrical can body, an aerosol valve attached to the upper end opening, a push button fitted to the stem of the aerosol valve, and a detachable connection to the connection port provided on the push button. A long nozzle consisting of a tube and a nozzle fixed to the end of the tube, and a ring-shaped shoulder cover provided on the shoulder of the can body, and on the outer periphery of the shoulder cover,
It is characterized in that a locking projection having a longitudinal groove for detachably gripping the tube is provided.

In such an aerosol can, it is preferable that a nozzle connecting portion having a diameter larger than that of the tube is provided at an end portion of the tube, and the nozzle is fitted into the nozzle connecting portion. Further, it is preferable that the shoulder cover is provided with an annular step portion so as not to include the locking protrusion, and the annular step portion is covered with a top cap for covering the push button.

[0008]

In the aerosol can according to the present invention, the shoulder cover is provided with the vertical groove for holding the tube so that the tube can be held in the shoulder cover. Therefore, when the tube is not used, the long nozzle is held in the can body. Can be held along. To use, simply remove the tube from the groove and insert the free end of the tube into the nozzle connection port of the push button to connect.

In the case where the nozzle connecting portion having a diameter larger than that of the tube is provided at the end of the tube, the nozzle connecting portion is brought into contact with the upper surface of the engaging protrusion by mounting the tube on the engaging protrusion with the nozzle facing upward. Therefore, it can be held more reliably. Also, in the case where the shoulder cover is provided with an annular step,
The top cap can be put on without disturbing the nozzle.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the aerosol can of the present invention will now be described with reference to the drawings. FIG.
1 is a sectional view of an essential part showing an embodiment of an aerosol can of the present invention, FIG. 2 is a perspective view of a shoulder cover in FIG. 1, and FIG.
3 is a partial cross-sectional side view showing a state before assembly of the aerosol can of FIG. 4, FIG. 4 is an enlarged view of part A of FIG. 3, FIG. 5 is a bottom view of the shoulder cover of FIG. 3, and FIG. 6 is an enlarged cross-sectional view of the nozzle shown in FIG. Is.

The aerosol canister B shown in FIG. 1 comprises a can body 1 which is a bottomed tubular metal can, an aerosol valve 2 which is provided so as to close the upper end opening of the can body 1, and the aerosol valve 2. A push button 4 fitted on the upper end of the stem 3 and a shoulder cover 6 mounted on the shoulder 5 of the can body 1.
And a top cover 7 that covers the shoulder cover 6.

The can body 1 is formed by deep drawing a metal plate into a cylindrical shape and drawing the upper end thereof to form a tapered shoulder portion 5.
The bead portion 8 is provided by curling the periphery of the opening. The aerosol valve 2 has a metal mounting cup 9 that is crimped on the inner periphery of the bead portion 8.
And a valve housing 11 held in the center of the mounting cup 9 via a rubber gasket 10.
And the above-mentioned stem 3 and the like provided in the valve housing 11 so as to be vertically slidable. These can body 1 and aerosol valve 2 are known.

As shown in FIG. 2, the shoulder cover 6 is a ring-shaped synthetic resin molded product having locking projections 12 on its outer peripheral surface. As shown in detail in FIGS. 3 and 4,
An outer ring 13 that comes into contact with the shoulder portion 5 of the can body 1 and an inner ring 14 that has an L-shaped cross section and covers the upper end of the mounting cup 9 are integrally formed.

The lower end surface 15 of the outer ring 13 is tapered so as to contact the shoulder portion 5, and the inner periphery of the lower end portion of the inner ring 14 has a locking projection 16 which engages with the lower edge of the outer periphery of the mounting cup 9. Are provided at three locations (see FIG. 5).

Further, on the inner peripheral surface of the inner ring 14, there is formed a vertical ridge 17 which strongly abuts the outer peripheral surface of the mounting cup 9 to prevent the rotation.

Further, as shown in detail in FIG. 4, between the upper end of the outer ring 13 of the shoulder cover 6 and the outer circumference of the inner ring 14, a step portion 18 for fitting the top cover 7 is provided.
An annular projection 20 is provided on the outer peripheral surface of the inner ring 14 to engage the engaging projection 19 on the inner surface of the top cover 7. The top cover 7 is a normally transparent synthetic resin molded product having a cylindrical shape with a bottom, and a plurality of the engaging projections 19 are provided on the inner circumference of the lower end so as to extend in the circumferential direction. These shoulder covers 6
The top cover 7 and the top cover 7 are publicly known except for the locking projection 12 of the shoulder cover 6.

The push button 4 shown in FIG. 1 is a conventionally known one except that a connecting member 21 is provided in a jetting opening to which a nozzle should be attached. A nozzle connection port 22 that communicates with the inner hole of the stem 13 via an L-shaped passage is formed at the tip of the connection member 21. The connecting member 21 is usually made of metal.

As shown in FIGS. 2 and 5, the shoulder cover 6
A vertical groove 23 having an arcuate cross-section extending in the vertical direction is formed at the tip of the locking projection 12 of, and a long nozzle composed of a tube 25 having a nozzle 24 at the upper end is detachably attached to the vertical groove 23. It is fitted. The tube 25 is made of a hard synthetic resin, such as polypropylene, and its diameter is such that it fits tightly with the nozzle connection port 22 described above.

The vertical groove 23 of the locking projection 12 has an inner diameter into which the tube 25 can be fitted. As shown in FIG. 5, the cross-sectional shape of the vertical groove 23 is a fan shape having a central angle slightly larger than 180 °, and therefore, when the tube 25 is attached as shown by an arrow P, the tube 25 or the locking projection 12 is formed.
Push in using the elastic deformation of. Once attached, the elasticity allows the tube 25 to be firmly held and gripped.

As shown in detail in FIG. 6, a pipe-shaped nozzle joint 26 (nozzle connecting portion) having a diameter larger than that of the tube is firmly connected to the tip of the tube 25 via a sleeve 27. The sleeve 27 also has a sealing function.

The tube 25, the sleeve 27, and the nozzle joint 26 may be bonded with an adhesive. At the other end of the nozzle joint 26, a nozzle 24 having a conventionally known injection port 28 is firmly fitted.

The injection port 28 discharges the liquid in the can body 1 as a liquid. However, it is also possible to eject in a mist state.

Aerosol can B constructed as described above
When not in use, as shown by the solid line in FIG.
Is attached, and the step portion 18 of the shoulder cover 6 is covered with the top cover 7. At this time, even if the tube 25 shifts downward, the nozzle joint 26 engages with the locking projection 12 and therefore does not come off.

Further, since the nozzle hole 28 of the nozzle 24 faces upward, even if the liquid remaining in the nozzle 24 is dried and solidified, the nozzle hole 28 is not blocked. Further, in this state, even if the tube 25 is long, it does not take up an extra space because it extends vertically along the side surface of the can body 1.

When the aerosol can B is used, the top cover 7 is first removed. Then, the tube 25 is locked with the protrusion 1
2 and draw the tube 2 into the nozzle connecting port 22 of the connecting member 21 of the push button 4 as shown by the imaginary line in FIG.
Fit the free end of 5. Then, when the push button 4 is pressed in this state, the aerosol valve 2 opens and the nozzle 24
The content liquid can be discharged from the tip of the.

This aerosol can B can be used, for example, to discharge cleansing oil that removes dirt and sebum in the pores of the scalp before applying a hair-growth agent. Since it can be dropped one by one, the cleaning effect is high. In addition to cleansing oil, it may be used to spray scalp cleansing soap, cleansing pack (conditioner), hair color (hair dye), perm agent, hair restorer and the like.

The push button 4, the stem 10 and the shoulder cover 6 described above hardly rotate with respect to the can body 1, but if desired, the push button 4 is prevented from moving up and down between the shoulder cover 6 and the push button 4. A non-turn stopper may be provided.

[0028]

EFFECTS OF THE INVENTION The aerosol can with a nozzle mounting function of the present invention does not occupy space during packaging or storage, and can be easily provided with a long nozzle that reaches deep inside hair or the like during use. Also, there is little risk of losing the long nozzle.

[Brief description of drawings]

FIG. 1 is a sectional view of an essential part showing a preferred embodiment of an aerosol can of the present invention.

FIG. 2 is a perspective view of a shoulder cover in FIG.

3 is a partial cross-sectional side view showing a state before assembly of the aerosol can of FIG. 1. FIG.

FIG. 4 is an enlarged view of part A of FIG.

5 is a bottom view of the shoulder cover of FIG.

FIG. 6 is an enlarged cross-sectional view of the nozzle in FIG.

[Explanation of symbols]

 B Aerosol can 1 Can body 2 Aerosol valve 3 Stem 4 Push button 6 Shoulder cover 7 Top cover 12 Locking protrusion 21 Connecting member 23 Vertical groove 24 Nozzle 25 Tube

Claims (4)

[Claims] 1. An aerosol can with a nozzle mounting function, wherein a long nozzle having a nozzle provided at an end of a tube can be removably mounted on a side surface of a can body. 2. A bottomed cylindrical can body, an aerosol valve attached to the upper end opening of the can body, a push button fitted to the stem of the aerosol valve, and a connection port provided on the push button. A long nozzle consisting of a tube removably connected to the tube and a nozzle fixed to the end of the tube, and a ring-shaped shoulder cover provided on the shoulder of the can body. An aerosol can with a nozzle mounting function, which is provided with a locking projection having a vertical groove for detachably gripping the tube. 3. The aerosol can according to claim 1, wherein a nozzle connecting portion having a diameter larger than that of the tube is provided at an end portion of the tube, and the nozzle is fitted in the nozzle connecting portion. 4. The shoulder cover is provided with an annular step portion so as not to include a locking projection, and a top cap for covering the push button is detachably attached to the annular step portion. Aerosol can.