WO2019053816A1

WO2019053816A1 - Extraction container and method for producing extraction container

Info

Publication number: WO2019053816A1
Application number: PCT/JP2017/033080
Authority: WO
Inventors: 英平松
Original assignee: 椿本興業株式会社
Priority date: 2017-09-13
Filing date: 2017-09-13
Publication date: 2019-03-21

Abstract

This extraction container that houses an article to be extracted comprises a housing and a lid which are made of a water-permeable sheet. The housing includes: a first recessed part that is closed by the lid, and that forms a first housing part housing the article to be extracted; a second recessed part that is closed by the lid, and that forms a second housing part housing the article to be extracted; and peripheral edge parts that are provided to the respective peripheral edges of the first recessed part and the second recessed part, and that are joined with the lid.

Description

Extraction container and method of manufacturing extraction container

The present invention relates to an extraction vessel for containing an extract and a method for producing the same.

Conventionally, a tea bag having an envelope shape or a triangular pyramid shape is representative of the extraction container. Such a tea bag can be molded from a single sheet of material, and therefore is easy to manufacture, and is widely used in the market.
However, no matter what kind of object to be stored, an envelope-shaped or triangular pyramid-shaped tea bag is adopted, and therefore a design that is one of the most important elements for the user to select a product There is a problem that there are few things that have the same value and can not meet the demands of various users.

Moreover, in the conventional tea bag of envelope shape or triangular pyramid shape, the number of the accommodating parts which accommodate a thing to be extracted is one. In the case where all the substances to be extracted are contained in one container, depending on the amount of the substances to be extracted, the substances to be extracted located below are held down by the weight of the substances to be extracted stacked upward, and There is a problem that the inside of the department can not move sufficiently, and the extraction container can not exert excellent extraction power.

In relation to the problem that there are few items with the above-mentioned design value and can not meet the needs of a wide variety of users, Patent Document 1 combines the two filters into a heart-shaped, star-shaped one. A bag is formed which exhibits a design appearance such as type, fruit type, animal type or character type, and a tea bag is described in which tea leaves such as black tea, green tea, brown rice tea and roasted tea are contained in the bag body There is. Such a tea bag has a design value having an appearance fun, fun and cuteness.

In connection with the problem that it is not possible to exhibit the above-mentioned excellent extraction power, Patent Document 2 divides a continuous cylindrical tea bag material at a right angle to the axial direction, and stores the beverage raw material therein. There is described a tea bag for a PET bottle having a plurality of storage compartments characterized in that a plurality of storage compartments are provided and a plurality of storage compartments are characterized in that partition lines at both ends of each storage compartment are joined by 90 degrees deflection. Although this tea bag is limited to use for plastic bottles, it exhibits excellent extraction power.

Japan Utility Model Registration No. 3116503 Japanese Patent Application Laid-Open No. 2007-181505

However, the tea bag described in Patent Document 1 exhibits various shapes by laminating two sheets of a sheet-like upper filter and a sheet-like lower filter, and fusing and cutting them into a predetermined shape. Only the bag body is formed, and the room for containing the extract is one as before. For this reason, in the tea bag of patent document 1, depending on the quantity of to-be-extracted material, the to-be-extracted material in a bag body can not move enough and it was not able to improve extraction power.

Further, the tea bag described in Patent Document 2 divides a continuous cylindrical tea bag material at a right angle to the axial direction, and deflects the dividing lines at both ends of each storage chamber by 90 degrees to join them and have a three-dimensional space. Since the conventional tea bags have a series of shapes, the tea bags do not have design value and can not meet the needs of various users.

The present invention has been made in view of the problems as described above, and is configured to be able to provide design value meeting various user's requirements, and has an excellent extraction power, and its extraction container The purpose is to provide a manufacturing method.

A first aspect of the present invention is an extraction container for containing a substance to be extracted, comprising a container comprising a water permeable sheet and a lid, wherein the container is closed by the lid and the substance to be extracted A first recess that forms a first storage unit for storing the second storage unit, a second recess that is closed by the lid and forms a second storage unit that stores the extract, and the first recess And a peripheral edge provided at the periphery of the second recess and joined to the lid.
In the extraction container of this aspect, since a plurality of storage units for storing the extract are provided, the extract stored in the first storage unit, and the extract stored in the second storage unit. Can be moved around well.
Further, in the extraction container of the present embodiment, since the lid and the container are joined together, the first container and the second container are formed according to the shapes of the first recess and the second recess of the container. The shape of the second accommodation portion can be changed as appropriate.

In the first aspect, the lid is disposed to face the first recess, and a first facing recess that forms the first accommodation portion with the first recess, and the second A second facing recess which is disposed to face the recess of the second recess and which forms the second accommodation portion with the second recess, and a periphery of the first facing recess and the second facing recess. And a facing peripheral edge joined to the peripheral edge.
Since the peripheral edge portion and the facing peripheral edge portion are joined, in addition to the shapes of the first recess and the second recess of the container, the first facing recess and the second facing recess of the lid The shapes of the first housing portion and the second housing portion can be appropriately changed according to the shape.
Moreover, since the accommodating part which accommodates a to-be-extracted thing arranges the recessed part and the facing recessed part facing each other, joins the accommodating body and the lid, and is comprised, the volume of an accommodating part can be enlarged. .

In the first aspect, the water permeable sheet may be a non-woven fabric.
By forming the water-permeable sheet as a non-woven fabric, good formability can be obtained.

A second aspect of the present invention is a method for producing an extraction container for containing a to-be-extracted product, which comprises a first concave portion and a second concave portion in the water-permeable sheet due to the pressure difference between the both surfaces A container forming step of forming a peripheral portion of the periphery of the first recess and the second recess to form a container, a filling step of filling the extract with the container, and other water permeation It is a manufacturing method of an extraction container provided with a joining process which joins a lid which consists of a sex sheet, and the peripheral part, and closes the 1st crevice and the 2nd crevice.
In the manufacturing method of the extraction container of this aspect, in order to form a some recessed part in a water-permeable sheet, multiple accommodation parts which accommodate an extraction thing are provided and the to-be-extracted thing accommodated in the 1st storage part, The to-be-extracted thing accommodated in the 2nd accommodating part can be made to move favorably respectively.
Moreover, in the manufacturing method of the extraction container of this aspect, in order to form several recessed part in a water-permeable sheet by the pressure difference of the both surfaces of a water-permeable sheet, each shape of several recessed parts can be changed suitably.
Moreover, in the manufacturing method of the extraction container of this aspect, the shape of a 1st recessed part and a 2nd recessed part is formed by forming a containing body by making a 1st recessed part and a 2nd recessed part into a desired shape at a container formation process. In accordance with the above, the shape of the housing can be changed as appropriate.

In the second aspect, the pressure difference on both sides of the other water permeable sheet causes the other water permeable sheet to have a first facing recess, a second facing recess, the first facing recess, and the second facing recess. And a lid forming step of forming a lid on the periphery of the second facing recess, and forming the lid. In the bonding step, the first recess and the first facing recess are formed. The container and the lid may be disposed to face each other and to face the second recess and the second facing recess, and the peripheral edge and the facing peripheral edge may be joined.
The first recess and the second recess are formed into a desired shape in the container forming step to form a container, and the lid is formed to have the first facing recess and the second facing recess as a desired shape in the lid forming step. By forming, according to the shapes of the first recess and the first facing recess, and according to the shapes of the second recess and the second facing recess, the shapes of the plurality of accommodating portions are appropriately changed. can do. Further, the container and the lid are disposed and joined so that the first recess and the first facing recess face each other, and the second recess and the second facing recess face each other. Volume can be increased.

ADVANTAGE OF THE INVENTION According to this invention, it can be comprised so that the design value corresponding to a variety of user's request can be provided, and it can have the outstanding extractive power.

It is a perspective view which shows the extraction container of one Embodiment of this invention. FIG. 2 is a cross-sectional view taken along line II-II of FIG. It is explanatory drawing which shows the manufacturing method of the extraction container shown in FIG. It is explanatory drawing which shows the manufacturing method of the extraction container shown in FIG. It is explanatory drawing which shows the manufacturing method of the extraction container shown in FIG. It is explanatory drawing which shows the manufacturing method of the extraction container shown in FIG. It is a perspective view which shows the extraction container of the modification of embodiment of this invention. FIG. 5 is a cross-sectional view taken along the line VI-VI of FIG. 4; It is a perspective view which shows the extraction container of the modification of embodiment of this invention. FIG. 7 is a cross-sectional view taken along line XI-XI of FIG.

An extraction vessel according to an embodiment of the present invention will be described with reference to FIGS. 1 and 2.
FIG. 1 is a perspective view showing the extraction container 100 of the present embodiment. FIG. 2 is a cross-sectional view taken along line II-II of FIG. As shown in FIG. 1 and FIG. 2, the extraction vessel 100 is a vessel for containing the first extract 4 a and the second extract 4 b. The extraction container 100 is provided with a container 1 made of a water-permeable sheet and a lid 2. In addition, in FIG. 1, the cover 2 is drawn by the dashed-two dotted line so that it may be easy to visually recognize another component.
As the water-permeable sheet constituting the container 1 and the lid 2, the first extract 4a and the second extract 4a do not permeate the first extract 4a and the second extract 4b. A water-permeable sheet having strength to such an extent that breakage does not occur when extracting 4b, which can form a three-dimensional shape can be used.

The container 1 made of a water-permeable sheet includes a first recess 1 a, a second recess 1 b, and a peripheral portion 10 provided on the periphery of the first recess 1 a and the second recess 1 b. The peripheral edge portion 10 is configured of a first peripheral edge portion 1c provided on the outer peripheral edge of the first recess 1a and a second peripheral edge portion 1d provided on the peripheral edge of the second recess 1b. As shown in FIGS. 1 and 2, the peripheral edge of the second recess 1b coincides with the inner peripheral edge of the first recess 1a, and the second peripheral edge 1d is located within the first recess 1a. It can be said that it is provided at the periphery.

In the extraction container 100 shown in FIG. 1 and FIG. 2, the first concave portion 1 a is formed in an annular shape in plan view, and is formed in a semicircular shape in cross section. The first peripheral edge portion 1c is annularly extended outward from the opening end on the outer peripheral side of the first recess 1a so as to have a surface substantially parallel to the opening surface of the first recess 1a. Are continuously provided along the circumferential direction of the outer peripheral edge of the recess 1a.
The shape of the first peripheral portion 1c is not limited to the bowl-like shape as shown in FIG. 1, but may be discontinuously provided along the circumferential direction of the outer peripheral edge of the first recess 1a. The lengths extending outward from the open end on the outer peripheral side of the first recess 1 a may be nonuniform.

The second recess 1 b is formed in a hemispherical shape. The second peripheral edge 1d is extended outward from the opening end of the second recess 1b so as to have a surface substantially parallel to the opening surface of the second recess 1b, and the periphery of the second recess 1b It is provided continuously along the circumferential direction of. The second peripheral edge portion 1d is continuously provided up to the opening end on the inner peripheral side of the first recess 1a, and is connected to the opening end on the inner peripheral side of the first recess 1a.

As shown in FIG. 1 and FIG. 2, the first recess 1 a is closed by the lid 2 to form a first accommodating portion 3 a in which the first extract 4 a is accommodated.

As shown in FIG. 1 and FIG. 2, the second recess 1 b is closed by the lid 2 to form a second accommodating portion 3 b in which the second extractable 4 b is accommodated.

The housing body 1 and the lid 2 are fixed to each other by the joining of the first peripheral edge 1 c and the lid 2 and the joining of the second peripheral edge 1 d and the lid 2.
The first peripheral portion 1c and the lid 2 can be joined by a sealing method such as ultrasonic sealing or heat sealing. At this time, the entire region of the first peripheral portion 1c and the lid 2 may be joined, or the partial portion of the first peripheral portion 1c is within a range in which the filled first extract 4a does not flow out. The lid 2 may be joined in the following region. Moreover, it is not restricted to joining by the above sealing methods, You may suture with a thread | yarn or a rigid wire, may be pinched and joined with a clip etc., and you may join with an adhesive agent.
The bonding between the second peripheral edge 1 d and the lid 2 can also be performed in the same manner as the bonding between the first peripheral edge 1 c and the lid 2.

In the extraction vessel 100, as shown in FIGS. 1 and 2, a semispherical second accommodation portion 3b is provided in the vicinity of the center of the extraction vessel 100, and the cross section is semicircular so as to surround the second accommodation portion 3b. And the 1st cyclic | annular accommodating part 3a is provided in planar view. The first housing portion 3a and the second housing portion 3b are provided to be separated from each other with the region where the second peripheral portion 1d and the lid 2 are joined as a boundary. Further, the first accommodation portion 3a accommodates the first extractable 4a, and the second accommodation portion 3b accommodates the second extractable 4b.

A non-woven fabric can be mentioned as the water-permeable sheet forming the container 1 and the lid 2. As the non-woven fabric, dry non-woven fabric, wet non-woven fabric, spunbond non-woven fabric, air-laid non-woven fabric and the like can be used. Good moldability can be obtained by using a non-woven fabric as the water-permeable sheet. Moreover, as such a water-permeable sheet, not only a nonwoven fabric but a woven fabric, a knitted fabric, etc., or a laminate thereof can be used. In addition, the water-permeable sheet is not limited to the one obtained by accumulating the fibrous materials as described above, but a plurality of through holes to the extent that the extract does not pass are formed in the planar material formed of resin or the like. It is good also as things. As the material of the water-permeable sheet, chemical fibers such as polyester, polyethylene, polylactic acid, nylon, polypropylene, rayon and the like, natural fibers such as cotton, hemp, pulp and the like, or mixtures thereof can be used. The specifications such as thickness and weight of the water-permeable sheet 11 may be appropriately set according to the function required for the extraction container.

Next, a method of manufacturing the extraction container 100 will be described with reference to FIGS. 3A to 3D.

As shown in FIG. 3A, a flat water-permeable sheet 11 is prepared. The water-permeable sheet 11 is provided with

surfaces

11 a and 11 b facing in opposite directions. Although a non-woven fabric is described as an example of the water-permeable sheet 11, the present invention is not limited to the non-woven fabric, and various types of sheets can be applied as described above. In addition, it is preferable that the water-permeable sheet 11 is a stretchable thermoplastic material in consideration of the easiness of shaping | molding in the formation process mentioned later.
As a method of preparing the flat water-permeable sheet 11, a water-permeable sheet which has been cut into predetermined dimensions may be prepared in advance, or a sheet in which the water-permeable sheet is wound in a roll is used as a supply source. The water permeable sheet may be continuously fed out. When the water-permeable sheet is fed, the continuous water-permeable sheet is cut into a predetermined size in a later step.

As shown to FIG. 3B, the 1st recessed part 1a, the 2nd recessed part 1b, the 1st recessed part 1a, and the 1st recessed part 1a and the 1st recessed part 1a and the 1st recessed part 1a and the 1st recessed part 1a The peripheral edge portion 10 of the peripheral edge of the second recess 1 b is formed to form the container 1 (container forming step). The peripheral edge portion 10 is configured of a first peripheral edge portion 1c provided on the outer peripheral edge of the first recess 1a and a second peripheral edge portion 1d provided on the peripheral edge of the second recess 1b.
As a forming method using the pressure difference between the surface 11a and the surface 11b of the water-permeable sheet 11, a vacuum forming method, a pressure forming method, a vacuum pressure forming method, or the like can be used.
When the vacuum forming method is used, the surface 11a is vacuum suctioned so that the surface 11a of the water-permeable sheet 11 adheres to the mold 50 having a plurality of recesses corresponding to the first recess 1a and the second recess 1b. Thus, the first recess 1a, the second recess 1b, the first peripheral edge 1c, and the second peripheral edge 1d can be formed. When the pressure forming method is used, the pressure of the compressed air is applied so that the surface 11a of the water-permeable sheet 11 adheres to the mold 50 having a plurality of recesses corresponding to the first recess 1a and the second recess 1b. By applying pressure to the surface 11 b of the water-permeable sheet 11, the first recess 1 a, the second recess 1 b, the first peripheral edge 1 c, and the second peripheral edge 1 d can be formed. When vacuum pressure forming is used, the first concave portion 1a, the second concave portion 1b, and the first peripheral edge are combined by combining the vacuum suction of the surface 11a and the pressurization by the compressed air to the surface 11b. The portion 1c and the second peripheral edge 1d can be formed.
In any of the forming methods, the process of heating the water-permeable sheet 11 can be performed immediately before the formation of the water-permeable sheet 11. Moreover, you may shape | mold, heating the water-permeable sheet 11. Further, the water-permeable sheet 11 may be continuously heated from immediately before to during the formation of the water-permeable sheet 11. In addition, immediately after the water-permeable sheet 11 is formed, a cooling step of cooling and solidifying the water-permeable sheet 11 in which the container 1 is formed can be performed. Also, the adhesion of the water-permeable sheet 11 to the mold 50 may be assisted by using an auxiliary tool such as a plug.

As shown in FIG. 3C, the container 1 is filled with the extract (filling step). A first concave portion 1a and a second concave portion 1b are formed in the container 1, and the first concave portion 1a is filled with the first extractables 4a, and the second concave portion 1b is secondly extracted The object 4 b can be filled.
The first extract 4a and the second extract 4b may be tea leaves such as green tea and black tea, or may be finely chopped foodstuffs for extracting broth. The amounts of the first extract 4a and the second extract 4b can be appropriately set according to the types, extraction amounts, etc. of the first extract 4a and the second extract 4b. .
The first extract 4a and the second extract 4b may be different types of extract or may be the same type of extract.

As shown in FIG. 3D, the lid 2 made of another water-permeable sheet is disposed on the opening surface side of the first recess 1 a and the second recess 1 b, and the lid 2 and the first container 1 The peripheral portion 10 including the peripheral portion 1c and the second peripheral portion 1d is joined to close the first concave portion 1a and the second concave portion 1b (joining step).
FIG. 3D shows a state immediately before the lid 2 and the container 1 are joined. The lid 2 is disposed so as to cover and close the openings of the first concave portion 1a and the second concave portion 1b, and the lid 2 and the peripheral portion 10 of the container 1 are joined, as shown in FIGS. The extraction container 100 can be manufactured.
The lid 2 and the peripheral portion 10 of the container 1 can be joined by a sealing method such as ultrasonic sealing or heat sealing. At this time, the entire region of the first peripheral portion 1c and the lid 2 may be joined, or the partial portion of the first peripheral portion 1c is within a range in which the filled first extract 4a does not flow out. The lid 2 may be joined in the following region. Moreover, it is not restricted to joining by the above sealing methods, You may suture with a thread | yarn or a rigid wire, may be pinched and joined with a clip etc., and you may join with an adhesive agent.
The bonding between the second peripheral edge 1 d and the lid 2 can also be performed in the same manner as the bonding between the first peripheral edge 1 c and the lid 2.

As described above, in the extraction container 100 of the present embodiment, a plurality of storage sections for storing the extract are provided, and therefore, the first extractables 4a stored in the first storage section 3a The second object-to-be-extracted 4b accommodated in the second accommodation portion 3b can be favorably moved around. Therefore, according to the extraction container 100 of the present embodiment, an excellent extraction force can be realized.
Moreover, in the extraction container 100 of this embodiment, since the lid 2 and the container 1 are joined, according to the shape of the 1st recessed part 1a of the container 1, and the 2nd recessed part 1b, The shapes of the first housing portion 3a and the second housing portion 3b can be changed as appropriate. Therefore, according to the extraction container 100 of the present embodiment, it is possible to provide design value that meets the needs of various users.

Moreover, in the manufacturing method of the extraction container 100 of this embodiment, in order to form several recessed part (The 1st recessed part 1a and the 2nd recessed part 1b) in the water-permeable sheet 11, the accommodating part which accommodates a to-be-extracted thing A plurality of the first objects to be extracted 4a accommodated in the first accommodation portion 3a and a second object to be extracted 4b accommodated in the second accommodation portion 3b are favorably moved around. it can. Therefore, according to the manufacturing method of extraction container 100 of this embodiment, an extraction container having excellent extraction power can be manufactured.
Moreover, in the manufacturing method of the extraction container 100 of this embodiment, in order to form several recessed part (The 1st recessed part 1a and the 2nd recessed part 1b) in a water-permeable sheet by the pressure difference of the both surfaces of a water-permeable sheet The shape of each of the concave portions of can be changed as appropriate. Therefore, according to the manufacturing method of extraction container 100 of the present embodiment, it is possible to manufacture an extraction container configured to be able to provide design value meeting various user's requirements.

Next, the modification of extraction container 100 is explained.

(Modification 1)
FIG. 4 is a perspective view showing a brewing container 200 of Modification 1 of the present embodiment. FIG. 5 is a cross-sectional view taken along line VI-VI of FIG. As shown in FIGS. 4 and 5, the extraction vessel 200 is a vessel for containing the first extract 4 a and the second extract 4 b. The extraction container 200 includes a container 21 made of a water-permeable sheet and a lid 22. In FIG. 4, the lid 22 is drawn by a two-dot chain line so that other components can be easily recognized.

The container 21 formed of a water-permeable sheet includes a first recess 21 a, a second recess 21 b, and a peripheral portion 20 provided on the periphery of the first recess 21 a and the second recess 21 b. The peripheral portion 20 extends between the arc-shaped portion of the periphery of the first recess 21 a and the arc-shaped portion of the periphery of the second recess 21 b to form the first recess 21 a and the second recess 21 b. It is comprised from the 1st peripheral part 21c provided so that both may be enclosed, and the 2nd peripheral part 21d provided between the 1st recessed part 21a and the 2nd recessed part 21b. As shown in FIGS. 4 and 5, the first peripheral edge 21c is formed from the opening end of the first recess 21a and the second recess 21b outward from the first recess 21a and the second recess. It is extended so as to have a surface substantially parallel to the opening surface 21b, and is provided continuously along the circumferential direction of the container 21 and has a bowl-like shape. The second peripheral edge 21d is provided near the center of the container 21 so as to separate the first recess 21a and the second recess 21b from each other.
In the extraction container 200 shown in FIGS. 4 and 5, unlike the extraction container 100, the first recess 21a and the second recess 21b are formed in a semicircular shape in plan view and are formed in a cross-sectional fan shape. It is done. In addition, the first recess 21 a and the second recess 21 b are arranged in line symmetry with the second peripheral edge 21 d as an axis of symmetry.

As shown in FIG. 4 and FIG. 5, the first recess 21 a is closed by the lid 22 to form a first accommodating portion 23 a in which the first extractables 4 a are accommodated.

As shown in FIG. 4 and FIG. 5, the second recess 21 b is closed by the lid 22 to form a second accommodating portion 23 b in which the second extractable 4 b is accommodated.

The housing 21 and the lid 22 are fixed to each other by joining the first peripheral edge 21 c and the lid 22 and joining the second peripheral edge 21 d and the lid 22.

(Modification 2)
FIG. 6 is a perspective view showing a brewing container 300 of Modification 2 of the present embodiment. 7 is a cross-sectional view taken along line XI-XI of FIG. As shown in FIGS. 6 and 7, the extraction vessel 300 is a vessel for containing the first extract 4 a and the second extract 4 b. The extraction container 300 is provided with a container 31 made of a water-permeable sheet and a lid 32. The extraction container 300 differs from the above-described extraction container 100 and extraction container 200 in that the lid 32 has a plurality of facing recesses facing the plurality of recesses provided in the container 31 as described later.

The container 31 formed of a water-permeable sheet includes a first recess 31 a, a second recess 31 b, and a peripheral portion 30 provided on the periphery of the first recess 31 a and the second recess 31 b. The peripheral portion 30 includes a first peripheral portion 31c provided on the outer peripheral edge of the first recess 31a and a second peripheral portion 31d provided on the peripheral edge of the second recess 31b. As shown in FIGS. 6 and 7, the peripheral edge of the second recess 31b coincides with the inner peripheral edge of the first recess 31a, and the second peripheral edge 31d is inside the first recess 31a. It can be said that it is provided at the periphery.

The lid 32 made of a water-permeable sheet has a first facing recess 32a, a second facing recess 32b, and a facing peripheral edge 40 provided on the periphery of the first facing recess 32a and the second facing recess 32b. Is equipped. The facing peripheral portion 40 includes a first facing peripheral portion 32c provided on the outer peripheral edge of the first facing recess 32a and a second facing peripheral portion 32d provided on the periphery of the second facing recess 32b. ing. 6 and 7, the peripheral edge of the second facing recess 32b coincides with the inner peripheral edge of the first facing recess 32a, and the second facing peripheral edge 32d has a first facing It can be said that it is provided on the inner peripheral edge of the recess 32a.

As shown in FIGS. 6 and 7, the first facing recess 32a is disposed to face the first recess 31a, and has a three-dimensional first housing portion 33a in which the first extract 4a is stored. Is formed together with the first recess 31a. The lid 32 closes the first recess 31 a of the container 31 and includes the first facing recess 32 a to form a three-dimensional first housing 33 a together with the first recess 31 a.
The opening face of the first recess 31a and the opening face of the first facing recess 32a are opposed to each other, and the plane where the opening face of the first recess 31a and the opening face of the first facing recess 32a overlap is a symmetry plane. The first recess 31 a and the first facing recess 32 a are disposed such that the positional relationship between the first recess 31 a and the first facing recess 32 a is in plane symmetry. Since the first concave portion 31a having an annular and semicircular cross section in plan view and the first facing concave portion 32a having an annular and semicircular cross section in plan view are disposed in a plane symmetrical positional relationship, The first accommodation portion 33a formed by the first concave portion 31a and the first facing concave portion 32a is annularly formed in a plan view, and is formed in a circular shape in cross section.

As shown in FIGS. 6 and 7, the second facing recess 32b is disposed to face the second recess 31b, and has a spherical second accommodation portion 33b in which the second extractable 4b is accommodated. , And the second recess 31b. The lid 32 includes the second facing recess 32 b while closing the second recess 31 b of the container 31, thereby forming a three-dimensional second housing 33 b together with the second recess 31 b.
The opening face of the second recess 31b and the opening face of the second facing recess 32b are opposed to each other, and the plane where the opening face of the second recess 31b and the opening face of the second facing recess 32b overlap is a symmetry plane. The second recess 31 b and the second facing recess 32 b are arranged such that the positional relationship between the second recess 31 b and the second facing recess 32 b is in plane symmetry. Since the second concave portion 31b circular in plan and having a semicircular cross section and the second facing concave portion 32b circular and having a semicircular cross section in plan view are arranged in a plane symmetrical positional relationship The second accommodation portion 33b formed by the second recess 31b and the second facing recess 32b is formed in a circular shape in a plan view, and is formed in a circular shape in cross section.

The housing 31 and the lid 32 are fixed to each other by the joining of the first peripheral edge 31c and the first facing peripheral edge 32c, and the joining of the second peripheral edge 31d and the second facing peripheral edge 32d. It is done.

In the extraction container 300 of the modification 2 of the present embodiment, as shown in FIG. 6 and FIG. 7, the spherical second accommodation portion 33 b is provided in the vicinity of the center of the extraction container 300, and the second accommodation portion 33 b is A ring-shaped (floating ring-shaped) first housing portion 33a is provided so as to surround it. The first housing portion 33a and the second housing portion 33b are provided to be separated from each other with the region where the second peripheral edge 31d and the second facing peripheral edge 32d are joined as a boundary. Further, the first accommodation portion 33a accommodates the first extractable 4a, and the second accommodation portion 33b accommodates the second extractable 4b. That is, in the extraction container 300, the lid 32 has a plurality of facing recesses (a first facing recess 32a) at positions facing the plurality of recesses (a first recess 31a and a second recess 31b) of the container 31. And the second facing recess 32b), and the first recess 31a and the first facing recess 32a form a three-dimensional first housing portion 33a, and the second recess 31b and the second facing recess 32b). The extraction vessel 100 and the extraction vessel 200 described above are different from each other in that the second accommodation portion 33 b in a three-dimensional shape is formed.

Next, a method of manufacturing the extraction container 300 of the modified example 2 will be described with reference to FIGS. 3A to 3D.

The container 31 of the extraction container 300 can be formed in the same manner as the method of manufacturing the container 1 shown in FIGS. 3A and 3B (container forming step). More specifically, in FIG. 3B, the container 1 is a container 31, the first recess 1a is a first recess 31a, the second recess 1b is a second recess 31b, and the first peripheral edge 1c is a first. The peripheral portion 31c and the second peripheral portion 1d correspond to the second peripheral portion 31d, respectively.
The lid 32 of the extraction container 300 can be formed in the same manner as the method of manufacturing the container 1 shown in FIGS. 3A and 3B (lid molding step). More specifically, in FIG. 3B, the container 1 is the lid 32, the first recess 1a is the first facing recess 32a, the second recess 1b is the second facing recess 32b, and the first peripheral edge 1c is the first. One facing peripheral edge 32c and second peripheral edge 1d correspond to the second facing peripheral edge 32d, respectively.

Then, in the same manner as shown in FIG. 3C, the first recess 4a is filled in the first recess 31a of the container 31 and the second recess 4b is filled in the second recess 31b of the container 31. (Filling step).

Finally, in the same manner as shown in FIG. 3D, the container 31 and the lid 32 are face to face and joined (joining step). The first recess 31a of the container 1 and the first facing recess 32a of the lid 32 face each other, and the second recess 31b of the container 1 and the second facing recess 32b of the lid 32 are The container 31 and the lid 32 are disposed to face each other, and the first peripheral edge 31 c and the first facing peripheral edge 32 c are joined, and the second peripheral edge 31 d and the second facing peripheral edge 32 d are Join.

In the extraction container 300 of the modified example 2, the first accommodating portion 33a for accommodating the first extractables 4a is formed by the first concave portion 31a of the container 31 and the first facing concave portion 32a of the lid 32. Therefore, the volume of the first housing portion 33a can be increased. Similarly, since the second accommodation portion 33 b for accommodating the second extractable 4 b is formed by the second recess 31 b of the accommodation body 31 and the second facing recess 32 b of the lid 32, the second accommodation portion 33 b The volume of the accommodation portion 33b of can be increased. Therefore, according to the extraction container 300 of the modification 2, it is possible to further improve the excellent extraction power of the extraction container 100 described above.

In this embodiment, although the modification of the extraction container was described, the shape of the extraction container of the present invention is not limited to the above modification, and the number and the shape of the concave portions provided in the container can be appropriately changed. . Moreover, the facing recessed part which faces the recessed part with which a container is equipped can be provided in a lid. By appropriately combining the number and the shape of the concave portion provided in the container and the number and the shape of the facing concave portion provided in the lid, a plurality of housing portions with various shapes can be provided. Thus, the extraction container of the present invention can have design value that meets the needs of a wide variety of users, and can have excellent extraction power.

As mentioned above, although the embodiment of the present invention was described, the technical scope of the present invention is not limited to the above-mentioned embodiment, and various changes are added to each component in the range which does not deviate from the meaning of the present invention. It is possible to delete.

For example, although the method of manufacturing one extraction container 100 from two water-permeable sheets has been described in the above embodiment, a plurality of extraction containers 100 may be formed from two water-permeable sheets.
A plurality of containers 1 are formed on one water-permeable sheet, and two water-permeable sheets are fixed so as to cover the plurality of containers 1 by the other water-permeable sheet having an area capable of forming the plurality of lids 2 Do. Thereafter, two water-permeable sheets fixed to each other are matched with the shape of the extraction container 100 and punched out with a blade, whereby a plurality of extraction containers 100 separated from each other can be manufactured.
Also, two water-permeable sheets fixed to each other may be completely punched out with a blade according to the shape of the extraction container 100, but the two water-permeable sheets fixed to each other are weak like perforations Only by providing the line portion, the plurality of extraction containers 100 may be completely divided at any timing of the subsequent distribution process.

Further, in the above embodiment, the mold used when using the vacuum forming method, the pressure forming method, the vacuum pressure forming method, etc. is not limited to the mold 50 having a recess, and the first recess 1a and the second recess 1b are used. The mold may have a plurality of projections corresponding to the depressions. That is, in FIG. 3B, the surface 11a of the water-permeable sheet 11 is in close contact with the mold 50 having a plurality of recesses corresponding to the first recess 1a and the second recess 1b, but the first recess 1a and the second recess The water-permeable sheet 11 may be formed such that the surface 11 b of the water-permeable sheet 11 is in close contact with a mold having a plurality of convex portions corresponding to the concave portions 1 b.

For example, the extraction container of the present invention may be equipped with a thread tag.

1, 21, 31

accommodation body

1a, 21a, 31a 1st recessed

part

1b, 21b, 31b 2nd recessed

part

1c, 21c, 31c 1st

peripheral part

1d, 21d, 31d 2nd

peripheral part

2, 22, 32

Lids

3a, 23a, 33a

First storage portions

3b, 23b, 33b Second storage portions 4a First extractables 4b Second extractables 10, 20, 30 Peripheral portion 11 Water-

permeable sheet

11a, 11b Surface 32a first facing recess 32b second facing recess 32c first facing peripheral edge 32d second facing peripheral edge 40 facing peripheral edge 50

mold

100, 200, 300 extraction vessel

Claims

An extraction vessel for containing an extract to be extracted, wherein
A container comprising a permeable sheet and a lid;
The container is
A first recess closed by the lid and forming a first accommodating portion for accommodating the extract;
A second recess closed by the lid and forming a second accommodating portion for accommodating the extract;
And a peripheral portion provided on the periphery of the first recess and the second recess and joined to the lid.
The lid is
A first facing recess disposed opposite to the first recess and forming the first receiving portion with the first recess;
A second facing recess disposed opposite to the second recess and forming the second accommodation with the second recess;
The extraction container according to claim 1, further comprising: a facing peripheral edge provided on a periphery of the first facing recess and the second facing recess and joined to the peripheral edge.
The extraction container according to claim 1, wherein the water-permeable sheet is made of non-woven fabric.
It is a manufacturing method of the extraction container which stores a thing to be extracted,
Due to the pressure difference between both sides of the water-permeable sheet, the water-permeable sheet is provided with a first recess, a second recess, and peripheral edges of the first recess and the second recess, and the container Container forming process to be formed;
Filling the container with the substance to be extracted;
A method of manufacturing an extraction container, comprising: a bonding step of bonding a lid made of another water-permeable sheet and the peripheral portion and closing the first recess and the second recess.
Due to the pressure difference on both sides of the other water-permeable sheet, the other water-permeable sheet has a first facing recess, a second facing recess, and the periphery of the first facing recess and the second facing recess. A lid forming step of forming a facing peripheral portion to form the lid;
In the bonding step, the container and the lid are disposed such that the first recess and the first facing recess face each other, and the second recess and the second facing recess face each other. The manufacturing method of the extraction container of Claim 4 which joins the said peripheral part and the said facing peripheral part.