JP2001018577A - Mixing pen - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mixing pen hardly receiving restriction of ingredient characteristics when combination of the content is selected, in which mixing ration and degree of mixing of the content are easily adjusted. SOLUTION: A mixing pen 10 is provided with a pen point part 14 on the apex of which a ball 15 is freely rotatably held, a storing body 16 with a plurality of storing rooms 19a and 19b which separately store contents 2 and 3 with different colors or compsn. each other and a main body shaft 11 storing the storing body. A mixing room 23 which mixes the contents fed from the storing room and guides it to the apex of the pen point part is formed in the pen point part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mixing pen applicable to a writing instrument, an applicator, and the like, and more particularly, to a method in which a plurality of ink materials or coating materials are mixed during supply from a storage chamber to the pen tip. A mixing pen that can be led out of the device.

[0002]

2. Description of the Related Art In recent years, there has been known a ball-point pen which is configured so that a plurality of gel inks that do not mix in color are preliminarily mixed and accommodated in a housing tube, and the gel ink is drawn out from a ball surface at the tip of a pen tip during writing. I have. On the other hand, Japanese Utility Model Registration No. 3044410 discloses that two independent ink supply paths are formed at the pen tip, two balls are held at the tip of the pen tip, and two ball surfaces are formed from the two ink supply paths. Ball-point pens configured to derive different color inks via the same have been proposed. Further, Japanese Utility Model Laid-Open Publication No. Hei 7-43846 discloses that a plurality of ink containers having a plurality of ink containers and a pen tip portion made of a water-absorbing material whose base is connected to the plurality of ink containers are provided. There is shown a marker which can be applied in a state of forming a gradation by being guided into the pen tip portion from a plurality of ink storage portions independent of each other.

[0003]

In a ball-point pen of a type in which a plurality of gel inks that do not mix in color are preliminarily mixed and accommodated in a housing tube, the combination of premixed gel inks requires a short time and a long time. Since it is necessary to select a gel ink component that does not cause a chemical reaction, there is a restriction that the selection range is narrowed. Also,
The different colors of ink are led out of the pen tip in a pre-mixed order, so that the user cannot freely change the color mixing.

On the other hand, in a ballpoint pen configured to derive different colors of ink from two ink supply paths via two ball surfaces, two different colors of ink are not mixed with each other, and two different colors of the pen tip are used. Since the ink is guided to the outside from the ball, it is impossible to draw a line or the like in which different inks are mixed.

Further, in a ball-point pen for guiding a plurality of inks of different colors from mutually independent accommodating portions into a pen tip portion made of a water-absorbing material, a plurality of inks of different colors are brought into the pen tip portion made of a water-absorbing material. Although they can be mixed with each other, they can only be expected to be progressively mixed such that a color gradation is formed.

Accordingly, an object of the present invention is to provide a mixing pen which is less subject to restrictions on component characteristics when selecting a combination of contents, and which can easily adjust the mixing ratio and the degree of mixing of the contents. To provide.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention separately accommodates a pen tip having a ball rotatably held at a tip thereof and a plurality of contents having different colors or compositions from each other. A mixing chamber having a plurality of storage chambers and a main body shaft for storing the storage bodies, wherein the pen tip section mixes contents supplied from the storage chamber and guides the mixture to the tip of the pen tip section; The present invention provides a mixing pen characterized by having:

In the mixing pen having the above-described structure, different mixtures can be individually stored in the storage chambers of the storage body and mixed when supplied from the storage chamber to the pen tip through the mixing chamber. Even a combination of contents that may cause a chemical change in time and deteriorate in quality can be mixed and led out from the pen tip without deteriorating the quality. Therefore, the degree of freedom in selecting a combination of contents is increased. Also, by appropriately selecting the outlet area ratio of the storage chamber, the viscosity of the contents, and the like, the mixing ratio and the degree of mixing of the contents can be easily adjusted. In addition, the mixture can move freely in the mixing chamber, and the ball held at the tip of the pen tip rotates during writing or application, thereby causing the ball to stir the contents in the mixing chamber. Therefore, the contents with a good mixing degree can be led out of the pen tip along the ball surface. Therefore, it is possible to provide a mixing pen having a wide variety of colors, components, and the like and a good mixing degree.

Preferably, the housing comprises a large-diameter housing pipe and a small-diameter housing pipe provided inside the large-diameter housing pipe, and the inside of the small-diameter housing pipe and the small-diameter housing pipe and the large-diameter housing pipe are provided. The accommodating chambers are respectively formed between the tubes.

According to the above configuration, the entire space occupied by the large-diameter storage tube can be effectively used as a storage room for a plurality of contents without waste, so that the contents are increased and the service life of the mixing pen is extended. be able to. Also, the contents contained in the inner diameter housing pipe are hidden by the contents stored between the large diameter housing pipe and the inner diameter housing pipe, so that the color and the like are difficult to understand from the outside. It is possible to provide a mixed pen that can be written or applied with a high degree of character.

[0011] Preferably, the container comprises a plurality of storage tubes arranged in parallel with each other and connected to the mixing chamber, and the storage chambers are formed inside the respective storage tubes.

[0012] According to the above configuration, since the housing is composed of a plurality of housing pipes arranged in parallel with each other and connected to the mixing chamber, the mixing pen whose color and the like of the contents can be easily understood from the outside is provided. Can be provided.

Preferably, the container comprises a single storage tube connected to the mixing section, and the inside of the storage tube extends along the inner surface of the storage tube by a partition extending in the longitudinal direction. And is divided into the plurality of storage chambers extending.

According to the above construction, the entire space occupied by a single storage tube can be effectively used without waste as a storage room for a plurality of contents. Can be extended. In addition, since a plurality of storage chambers extending along the inner surface of the storage pipe are divided and formed inside the storage pipe by partition walls, the color and the like of the contents stored in each storage chamber can be easily checked from the outside. A mixing pen can be provided.

According to another aspect of the present invention, there is provided a pen tip having a ball rotatably held at a tip thereof, and a storage chamber for storing a plurality of contents having different colors or compositions in a non-mixed state. And a main body shaft that houses the housing, wherein the pen tip has a mixing chamber that mixes the contents supplied from the housing chamber and guides the mixture to the tip of the pen tip. In the mixing chamber, a stirring ball that is rotated with the rotation of the ball is rotatably held.

According to the above configuration, the ball at the tip of the pen tip rotates during writing or coating, so that the stirring ball in contact with the ball also rotates. Can be effectively stirred. Therefore, a mixing pen having a good mixing degree can be provided.

In the above configuration, the housing may have a plurality of storage chambers for individually storing a plurality of contents, but a single storage chamber for storing the plurality of contents in a non-mixed state. You may have.

On the other hand, it is more preferable that the number of the stirring balls is plural. Further, when a plurality of stirring balls are arranged in series with respect to the ball at the tip of the pen tip portion, the stirring balls may be held in the mixing chamber so as to be in contact with each other and interlock with each other. On the other hand, when a plurality of stirring balls are provided in contact with the ball at the tip of the pen tip, respectively, the stirring balls in contact with the ball at the tip of the pen tip are separated from each other and placed in the mixing chamber. Preferably, it is held rotatably.

Further, preferably, in the mixing pen having the above-described configuration, a notch is formed in the main body shaft to expose a side portion of the housing to the outside.

According to the above construction, since the side of the container can be pressed by the finger of the hand from the notch of the main body shaft, the internal pressure of the contents in the container is changed to change the pressure from the container to the mixing chamber. The supply can be varied. Therefore, the mixing ratio of the contents supplied from the storage chamber to the mixing chamber can be easily changed when necessary.

Preferably, in the mixing pen having the above-described configuration, the main body shaft is provided with a pressing member capable of pressing a side portion of the container by an external operation.

According to the above configuration, since the side portion of the container can be pressed by operating the pressing member provided on the main body shaft from the outside, the internal pressure of the contents in the container is changed to change the internal pressure of the container. The supply amount to the mixing chamber can be changed.
Therefore, the mixing ratio of the contents supplied from the storage chamber to the mixing chamber can be easily changed at any time, and it is possible to provide a mixing pen capable of writing or applying a variety of changes in the color and the mixing state of the components. .

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the drawings. In each figure,
Similar components are given the same reference numerals.

[0024]

FIG. 1 shows a first embodiment of a mixing pen according to the present invention. FIG. 1 (a) is a partial cross-sectional side view of a main part of a pen body including a refill, a main body shaft and a pen tip holder. Figure,
(B) is a cross-sectional view of a main part of the refill, (c) is a cross-sectional view taken along the line 1c-1c in (b) of the refill, and (d) is a method of fixing the large-diameter storage pipe and the small-diameter storage pipe in the refill. It is a principal part perspective view shown.

Referring to FIG. 1, the pen body 1 of the mixing pen
Reference numeral 0 denotes a main body shaft 11, a pen tip holder 12 which is screwed to the tip of the main body shaft 11 and is detachably attached thereto, and a refill 13 which is detachably fitted and held in the pen tip holder 12. Have.

The refill 13 has, at its tip, a pen tip portion 14 rotatably holding a ball 15, and a container 16 fitted and fixed to the pen tip portion 14, in which the container 16 has a large diameter. A housing pipe 17 and a small-diameter housing pipe 18 concentrically provided inside the large-diameter housing pipe 17 are provided between the large-diameter housing pipe 17 and the small-diameter housing pipe 18 and inside the small-diameter housing pipe 18, respectively. Storage chambers 19a and 19b for individually storing contents 2 and 3 having different colors or compositions are formed. Here, the small-diameter storage tube 18 is coaxially held inside the large-diameter storage tube 17 via the spacer 20.

The spacer 20 has an annular portion 20a fitted and fixed to the outer periphery of the distal end of the small-diameter storage tube 18, and a radially outwardly projecting portion formed from the annular portion 20a. The small-diameter storage pipe 18 is inserted into the large-diameter storage pipe 17 without blocking the outlet of the storage chamber 19a between the large-diameter storage pipe 17 and the small-diameter storage pipe 18. They are held coaxially.

The small-diameter storage tube 18 is also coaxially held inside the large-diameter storage tube 17 via a similar spacer 24 on the rear end side. Also, as shown in FIG.
The pen tip portion 14 is composed of a pen tip main body portion 21 made of synthetic resin and a metal tip tip 22 fixed and attached to the tip of the pen tip main body portion 21. By caulking the tip of the tip 20, it is rotatably held at the tip of the tip 20. Pen tip main body 21 and tip 22 constituting pen tip 14
Is formed with a mixing chamber 23 for mixing the contents supplied from the storage chambers 19a and 19b of the storage body 16 and guiding the mixture to the tip of the pen tip portion 14.

The pen tip 14 of the refill 13 is fitted into the pen tip holder 12 such that the tip 22 projects from the tip of the pen tip holder 12. Thereafter, the pen tip holder 12 is screwed into the main body shaft 11 so that the refill 13
Can be accommodated inside the main body shaft 11.

The two storage chambers 19a, 19a,
The ink materials or coating materials having different colors can be stored as the contents 2 and 3 in the space 19b. Also,
An ink material or a coating material may be stored in one of the storage rooms, and an ink material, a coating material or a solvent mixed with a powder for producing a metallic effect may be stored in the other storage room. These contents 2 and 3 basically have low viscosity, but have relatively high viscosity statically, and the viscosity decreases by rotation of the ball 15 at the time of writing or application, and the ball 1 has a low viscosity.
5 has a property of being attached to the surface of the pen 5 and being led out of the pen tip portion 14. As these contents 2 and 3, it is possible to use a well-known ink material or an equivalent used for an existing ballpoint pen. Both accommodation rooms 19a,
In the portion 19b, the rear portions of the contents 2 and 3 are respectively filled with followers 4 and 5 made of a grease-like non-drying material. The followers 4 and 5 move in the accommodation chambers 19a and 19b following the decrease of the contents 2 and 3 due to writing, coating, and the like.

In the mixing pen having the above structure, different mixtures are individually stored in the storage chambers 19a and 19b of the storage body 16, and the mixing chamber 2 is
3 can be mixed when supplied to the tip of the pen tip portion 14, so that even if the combination of contents may cause a chemical change within a long period of time and deteriorate the quality, They can be mixed and led to the outside from the pen tip portion 14 without lowering the pen. Therefore, the degree of freedom in selecting a combination of contents is increased. The two storage chambers 19a and 19b communicate with each other via the mixing chamber 23. However, as described above, the contents have a statically high viscosity, and thus have different contents such as colors in normal use. Objects do not mix with each other in both storage chambers 19a, 19b.

In the mixing pen having the above structure, the mixing ratio and the degree of mixing of the contents can be easily adjusted by appropriately selecting the exit area ratio of the storage chambers 19a and 19b and the viscosity of the contents. Can be. In addition, the mixture can move freely in the mixing chamber 23, and the ball 15 held at the tip of the pen tip portion 14 rotates during writing or coating, so that the ball in the mixing chamber 23 Since the stirring action by the 15 can be generated, the contents with a good mixing degree can be led out of the pen tip portion 14 along the surface of the ball 15. Therefore, a mixing pen having a wide variety of colors, components, and the like and a good degree of mixing can be obtained.

Further, in the mixing pen of the above embodiment, the entire space occupied by the large-diameter storage tube 17 can be effectively used without waste as the storage chambers 19a and 19b for a plurality of contents. Can increase the service life of the mixing pen. Also, the inner diameter storage pipe 18
The contents accommodated in the large-diameter storage pipe 17 and the internal-diameter storage pipe 18
Since the contents and the like are hidden by the contents accommodated between them and the colors and the like are difficult to be recognized from the outside, it is possible to provide a mixed pen capable of writing or applying the writing color with a surprising and mysterious nature.

FIG. 2 shows a mixing pen according to a second embodiment of the present invention, in which (a) is a partial cross-sectional side view of a main part of a pen body comprising a refill, a main body shaft and a pen tip holder. ,
FIG. 2B is a cross-sectional view of a part of the refill that is partially broken, FIG. 2C is a cross-sectional view taken along line 2c-2c in FIG. 2B, and FIG. 2D is a perspective view of a spacer used for the refill.

In the second embodiment, the container 16
Are arranged in parallel with each other and connected and fixed to the rear part of the pen tip portion 14 via a spacer 27 (two in this case).
Of the storage tubes 25, 26,
6, accommodation chambers 19 a and 19 b communicating with the mixing chamber 23 of the pen tip portion 14 are formed. Spacer 2
Reference numeral 7 designates the accommodating tubes 25 and 26 as the pen tip main body 21 of the pen tip portion 14.
Role to be fixed to the housing pipes 25 and 26 and the housing pipe 2
It serves to seal the mixing chamber 23 from the outside by closing the gap between the nibs 5 and 26 and the pen tip main body 21.

In the mixing pen having the above structure, the container 1
6 comprises a plurality of storage tubes 25, 26 arranged in parallel with each other and connected and fixed to the rear end of the pen tip 14, so that the mixing state of the colors of the contents 2, 3 can be easily understood from outside. It can be.

FIG. 3 shows a third embodiment of the present invention, in which the housing 16 in the second embodiment is modified. That is, the two storage tubes 25 and 26 in the third embodiment are formed in a semicircular cross section.
The book tubes 25 and 26 can be overlapped and fitted into the pen tip portion 14 at the rear end of the pen tip body 21 without any gap. Therefore, the spacer 27 in the second embodiment
Can be omitted and the accommodation room 1 can be used without wasting space.
9a and 19b can be secured.

FIG. 4 shows a fourth embodiment of the present invention, in which another modification is added to the container 16 in the second embodiment. That is, in the fourth embodiment, the housing 16 is formed of a single housing tube 28, and the inside of the housing tube 28 is formed by the partition wall 28a extending in the length direction.
8 are formed in a plurality of (here, two) storage chambers 19a and 19b extending along the inner surface of the storage chamber 8.

According to the above configuration, the space for the housing 16 can be effectively used by the single housing tube 28 without waste, and the inside of the housing tube 28 is housed in a housing room for a plurality of contents. 19a and 19b can be effectively used without waste. Therefore, it is possible to extend the service life of the mixing pen by increasing the contents 2 and 3. In addition, since each of the storage chambers 19a and 19b is formed along the inner surface of the storage pipe 28, the color and the like of the contents 2 and 3 stored in the storage chambers 19a and 19b can be easily checked from the outside. It can be a mixing pen.

FIG. 5 shows a fifth embodiment of the present invention, in which (a) is a cross-sectional view of a main part of a mixing pen, and (b) is a cross-sectional view taken along line 4b-4b in (a). (C) is a perspective view of the ball support shaft.

Referring to FIG. 5, in this embodiment, the pen tip 14 of the refill 13 has a ball 15 rotatably held at the tip, and two accommodation tubes 25, 26 are provided at the rear of the pen tip 14. Is fixedly connected via a spacer 27. Further, a plurality of (here, three) stirring balls 30 for stirring the contents 2 and 3 in the mixing chamber 23 are rotatably provided in the mixing chamber 23 of the pen tip portion 14. These plurality of stirring balls 3
Numeral 0 is in contact with the ball 15 so as to rotate with the rotation of the ball 15, and the plurality of stirring balls 30 are mixed with the inner wall of the pen tip portion 14 so as to keep a state of being separated from each other. It is rotatably held by a ball support 35 provided in the chamber 23.

According to the above configuration, the ball 15 at the tip of the pen tip 14 rotates during writing or application,
Since the stirring ball 30 that is in contact with the ball 15 rotates together, the contents 2 and 3 in the mixing chamber 23 can be more effectively stirred. Therefore, it is possible to provide a mixing pen having a better mixing degree.

FIG. 6 shows a sixth embodiment of the present invention. In this embodiment, the pen tip portion 14 is composed of a pen tip body 21 and a tubular tip 22, and two housing tubes 2 forming a housing 16 are provided at the rear of the pen tip body 21.
5, 26 are fixedly connected. In addition, the tip 22
A ball 15 is rotatably held at the tip of the ball. A mixing chamber 23 inside the pen tip body 21 and the tip 22 mixes the contents 2 and 3 supplied from the storage chambers 19a and 19b in the storage tubes 25 and 26 and guides the contents to the tip of the pen tip portion 14. Are formed. Further, a plurality of (here, three) stirring balls 30 for stirring the contents 2 and 3 in the mixing chamber 23 are rotatably provided in the mixing chamber 23 of the pen tip portion 14. These plurality of stirring balls 3
Numeral 0 is arranged in series with the ball 15 in the tip 22 so as to be rotated with the rotation of the ball 15 and rotatably held in the tip 22 so that adjacent balls keep contact with each other. ing.

According to the above configuration, the ball 15 at the tip of the pen tip 14 rotates during writing or application,
Since the stirring balls 30 connected in series to the balls 15 also rotate sequentially, the contents 2 and 3 in the mixing chamber 23 can be more effectively stirred. Therefore, it is possible to provide a mixing pen having a better mixing degree.

FIGS. 7 and 8 show a seventh embodiment of the present invention. FIG. 7 is a partial cross-sectional side view of a mixing pen, and FIG. 8 (a) shows the use of the mixing pen shown in FIG. FIG. 8B is an enlarged cross-sectional view of a main part showing a method, and FIG.
It is sectional drawing along 8b-8b line in (a).

As shown in FIGS. 7 and 8, the mixing pen according to the seventh embodiment has a notch for exposing the sides of two housing tubes 25 and 26 forming the housing 16 on the main body shaft 11 to the outside. 3
1 and 32 are formed. In this embodiment, two housing tubes 25,
There is provided a partition wall 11a interposed between 26. The storage tubes 25 and 26 in this embodiment are formed of a material having flexibility enough to be elastically deformed by the force of the fingers of the hand.

According to the above configuration, the notch 3 of the main body shaft 11
Since the side portions of the storage tubes 25 and 26 can be individually pressed against the partition wall 11a by the fingers from the hands 1 and 32, the internal pressures of the contents 2 and 3 in the storage chambers 19a and 19b are individually changed and changed. Can be done. Therefore, the accommodation rooms 19a, 1
Since the supply amount of contents from the nozzle 9b to the mixing chamber 23 of the pen tip portion 14 can be individually changed, the accommodation chambers 19a, 1
The mixing ratio of the contents 2 and 3 supplied from 9b to the mixing chamber 23 can be easily changed when necessary.

FIG. 9 shows an eighth embodiment of the present invention, in which (a) is a partial cross-sectional side view of a main part of a mixing pen.
(B) is a sectional view along line 9b-9b in (a).

As shown in FIG. 9, the mixing pen according to the eighth embodiment is a modification of the above-described seventh embodiment. The mixing pen is attached to the main body shaft 11 by an external operation.
Pressing member 3 capable of pressing the side portions of storage tubes 25 and 26 forming
3, and 34 are provided. Other configurations are the same as in the seventh embodiment.

Accordingly, in the mixing pen according to the eighth embodiment, the pressing members 33, 34 provided on the main body shaft 11 are operated from the outside, and the side portions of the housing tubes 25, 26 are partitioned by the partition wall 11a.
Can be individually pressed against the storage tube 25,
The internal pressures of the contents 2 and 3 in the 26 accommodation chambers 19a and 19b can be individually changed. Therefore, accommodation room 1
Since the supply amounts from the storage chambers 9a and 19b to the mixing chamber 23 can be individually changed, the mixing ratio of the contents 2 and 3 supplied from the storage chambers 19a and 19b to the mixing chamber 23 can be easily changed at any time. It is possible to provide a mixing pen capable of writing or applying, which is rich in change of colors and mixing states of components.

FIG. 10 is a sectional view of a main part of a mixing pen according to a ninth embodiment of the present invention. In the figure, the same components as those of the first embodiment of FIG. 1 and the fifth embodiment of FIG. 5 are denoted by the same reference numerals.

Referring to FIG. 10, in this embodiment, the housing 16 has a single housing tube 17, and therefore has a single housing chamber 19a. This accommodation room 1
A plurality of (in this case, two) kinds of ink materials 2 and 3 having different colors or compositions are accommodated in a non-mixed state 9a.

On the other hand, similarly to the fifth embodiment, the pen tip portion 14 of the refill 13 in the ninth embodiment shown in FIG. A plurality (three in this case) of stirring balls 30 for stirring the contents 2 and 3 in the mixing chamber 23 is rotatably provided in the mixing chamber 23. The plurality of stirring balls 30 are respectively in contact with the balls 15 so as to be rotated with the rotation of the balls 15, and the plurality of stirring balls 30 are pen-shaped so as to maintain a separated state from each other. It is rotatably held by the inner wall of the tip 14 and a ball support 35 provided in the mixing chamber 23.

Therefore, in the mixing pen according to the ninth embodiment, when two kinds of ink materials 2 and 3 stored in a single storage chamber 19a in a non-mixed state enter the mixing chamber 23, especially In the vicinity of the tip of the pen tip portion 14, the two types of ink materials 2 and 3 are uniformly mixed by the effective stirring by the stirring ball 30, and then the pen tip portion 1 is mixed.
4 is guided to the outside along the surface of the ball 15 at the tip. Therefore, even if the contents such as a plurality of ink materials stored in a non-mixed state in the single storage chamber 19a are led out from the pen tip portion 14 to the outside while being uniformly mixed in the mixing chamber 23. Can be provided.

Although the illustrated embodiment has been described above, the present invention is not limited only to the above embodiment.
For example, in each of the above embodiments, the housing has two housing chambers, but three or more housing chambers are formed in the housing according to the use and purpose of the mixing pen, and these housing chambers have different colors. In addition, contents such as ink materials and coating materials having different components may be stored. Further, in the above embodiment, the container and the pen tip constitute a refill separate from the main body shaft. However, when the present invention is applied to a disposable writing instrument, an applicator, or the like, the main body shaft and the pen are not used. It may be configured integrally with the body.

[0056]

As is apparent from the above description, according to the present invention, a plurality of different mixtures are individually accommodated in the accommodating chamber of the container, or the plurality of different mixtures are unmixed in the container. It is stored in the storage chamber and mixed when supplying from the storage chamber to the pen tip through the mixing chamber, so even if there is a possibility that chemical changes may occur within a long time and the quality may deteriorate, Even in the case of a combination, they can be mixed and led out from the pen tip without deteriorating the quality. Therefore, the degree of freedom in selecting a combination of contents is increased. Also, by appropriately selecting the outlet area ratio of the storage chamber, the viscosity of the contents, and the like, the mixing ratio and the degree of mixing of the contents can be easily adjusted. Moreover, the mixture can move freely in the mixing chamber, and the ball held at the tip of the pen tip rotates during writing or application, thereby causing the ball to agitate the contents in the mixing chamber. Therefore, the contents with a good mixing degree can be led out of the pen tip along the ball surface. Therefore,
It is possible to provide a mixing pen having an abundant variation of mixing of colors, components, and the like and a good mixing degree.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of a mixing pen according to the present invention, in which (a) is a partial cross-sectional side view of a main part of a pen body including a refill, a main body shaft, and a pen tip holder; b) is a sectional view of a main part of the refill, and (c) is 1c in (b) of the refill.
FIG. 4D is a cross-sectional view taken along line -1c, and FIG. 6D is a perspective view of a main part showing a method of fixing the large-diameter storage tube and the small-diameter storage tube in refilling.

FIG. 2 shows a mixing pen according to a second embodiment of the present invention, in which (a) is a partial cross-sectional side view of a main part of a pen body including a refill, a main body shaft, and a pen tip holder; FIG. 2B is a cross-sectional view of a part of the refill that is partially broken, FIG. 2C is a cross-sectional view along line 2c-2c in FIG. 2B, and FIG. 2D is a perspective view of a spacer used for the refill.

FIG. 3 is a sectional view of a main part of a mixing pen showing a third embodiment of the present invention.

FIG. 4 is a sectional view of a main part of a mixing pen showing a fourth embodiment of the present invention.

FIGS. 5A and 5B show a fifth embodiment of the present invention, in which FIG. 5A is a sectional view of a main part of a mixing pen, and FIG.
FIG. 4C is a cross-sectional view taken along line −4b, and FIG. 4C is a perspective view of a ball support shaft.

FIG. 6 is a sectional view of a main part of a mixing pen according to a sixth embodiment of the present invention.

FIG. 7 is a partial cross-sectional side view of a main part of a mixing pen according to a seventh embodiment of the present invention.

8 (a) is an enlarged sectional view of a main part showing a method of using the mixing pen shown in FIG. 7, and FIG. 8 (b) is (a) of the mixing pen shown in FIG.
It is sectional drawing along line 8b-8b.

9A and 9B show an eighth embodiment of the present invention, wherein FIG. 9A is a partial cross-sectional side view of a mixing pen, and FIG. 9B is a cross-sectional view taken along line 9b-9b in FIG. 9A. FIG.

FIG. 10 is a sectional view of a main part of a mixing pen according to a ninth embodiment of the present invention.

[Explanation of symbols]

 2, 3 Contents 10 Mixing pen 11 Main shaft 11a Partition wall 12 Pen tip holder 13 Refill 14 Pen tip 15 Ball 16 Container 17 Large diameter storage pipe 18 Small diameter storage pipe 19a, 19b Storage chamber 20, 27 Spacer 21 Pen tip Main body 22 Tip tip 23 Mixing chamber 25, 26, 28 Storage tube 30 Ball for stirring 31, 32 Notch 33, 34 Pressing member 35 Ball support

Claims (7)

[Claims] 1. A pen body having a tip rotatably holding a ball, a plurality of storage chambers for individually storing a plurality of contents having different colors or compositions, and a housing for accommodating the storage body. A mixing pen including a main body shaft, wherein the pen tip has a mixing chamber that mixes contents supplied from the storage chamber and guides the mixture to the tip of the pen tip. 2. The container according to claim 1, wherein the container includes a large-diameter storage pipe and a small-diameter storage pipe provided inside the large-diameter storage pipe, and the inside of the small-diameter storage pipe and the small-diameter storage pipe and the large-diameter storage pipe are provided. The mixing pen according to claim 1, wherein the storage chambers are formed between the mixing pens. 3. The container according to claim 1, comprising a plurality of storage tubes arranged in parallel with each other and connected to the mixing chamber, wherein each of the storage tubes is formed inside each of the storage tubes. The mixing pen according to claim 1. 4. The container comprises a single storage tube connected to the mixing section, and the interior of the storage tube extends along the inner surface of the storage tube by a partition extending in the length direction. The mixing pen according to claim 1, wherein the mixing pen is divided into a plurality of storage chambers. 5. A container having a pen tip portion rotatably holding a ball at the tip, a container for accommodating a plurality of contents different in color or composition from each other in a non-mixed state, and accommodating the container. A main body shaft, wherein the pen tip has a mixing chamber that mixes the contents supplied from the storage chamber and guides the mixture to the tip of the pen tip, and in the mixing chamber, with the rotation of the ball, A mixing ball that is rotatably held by a stirring ball that is rotated. 6. The mixing pen according to claim 1, wherein a cutout for exposing a side portion of the housing body to the outside is formed in the main body shaft. 7. The mixing pen according to claim 1, wherein the main body shaft is provided with a pressing member capable of pressing a side portion of the container by an external operation.