JP6786085B2 - Beverage extraction bag and beverage extraction bag containing raw materials - Google Patents

Description

The present invention relates to a beverage extraction bag and a beverage extraction bag containing raw materials.

Disposable extraction bags equipped with an extraction filter and a holder for extracting a favorite beverage such as coffee by a drip method have become widespread.
Disposable extraction bags are widely known to have an extraction filter attached to the inside of the holder, and there are several types depending on how they are installed in the cup.

The type of brewing bag that is placed on the top of the cup is stored in a flatly folded state before use, and the holder and brewing filter are expanded during use to allow pouring. To maintain the holder in this state, push both ends of the folded holder inward, or fold a part of the holder inward along the creases or discontinuous cuts provided at the top of both ends of the holder. The method is known.

However, some means of maintaining the holder expanded as described above are time-consuming.
Therefore, in the present invention, a beverage extraction bag and a beverage containing a raw material can be extracted by providing a bottom portion on the holder and stretching the bottom portion to facilitate the opening of the holder and to maintain the opening very easily. Provide a bag.

The beverage extraction bag of the present invention includes a bag-shaped extraction filter for extracting a beverage and a holder for supporting the extraction filter, and the holders are overlapped with the extraction filter sandwiched between them, and both ends are closed. It has two side surface portions and a bottom surface portion in which the lower end edges of the side surface portions are connected to each other and a hole is formed inside, and the lower end edge is an arc shape bulging toward the upper end edge side of the side surface portion. It is a bending line between the side surface portion and the bottom surface portion, and the bottom surface portion can be bent in two so that the bottom surface portion can extend from each side surface portion on the same surface. A center line and a slit extending in a direction intersecting the center line are formed.
According to this configuration, when the folded holder is opened, the bottom surface portion can be stretched so as to warp upward, and the opening of the holder and the filter can be easily maintained.

Notches for installing the holder at the upper end of the container may be provided on both sides of the bending line of the beverage extraction bag of the present invention in a shape recessed toward the upper end edge side of the side surface portion.
According to this configuration, the beverage extraction bag can be stably installed in the container.

The bending line of the beverage extraction bag of the present invention may be formed at the same height as the upper end of the notch or below the upper end.
According to this configuration, it is possible to bend between the side surface portion and the bottom surface portion without difficulty while bending the lower portion of the side surface portion.

The shape of the hole of the beverage extraction bag of the present invention may be circular or oval.
According to this configuration, when the bottom surface portion is warped upward, the hole and its periphery can also be warped smoothly.

The slit of the beverage extraction bag of the present invention may be formed from the bending line side between the side surface portion and the bottom surface portion toward the opening edge of the hole.
According to this configuration, the bottom surface portion can be recessed upward at a portion around the slit, and the bottom surface portion can be firmly stretched upward.

The beverage extraction bag containing a raw material of the present invention has the beverage extraction bag according to any one of the above and the extraction raw material contained in the beverage extraction bag.
According to this configuration, any of the above actions is achieved.

The beverage extraction bag of the present invention has an effect that the holder can be easily opened and the state can be maintained by expanding the bottom surface portion provided on the holder.

It is a front view which showed the folded state of the beverage extraction bag which concerns on 1st Embodiment of this invention. (A) It is a front view (or rear view) which showed the extraction filter of the beverage extraction bag which concerns on 1st Embodiment of this invention. (B) It is a side view of the extraction filter of the beverage extraction bag which concerns on 1st Embodiment of this invention. It is a bottom view which showed the state which opened the bottom part of the beverage extraction bag which concerns on 1st Embodiment of this invention. It is a top view which showed the state which expanded the bottom part of the beverage extraction bag which concerns on 1st Embodiment of this invention. It is a front view which showed the state which opened the bottom part of the beverage extraction bag which concerns on 1st Embodiment of this invention. It is a front view which showed the modification of the beverage extraction bag which concerns on 1st Embodiment of this invention. It is a front view which showed another modification of the beverage extraction bag which concerns on 1st Embodiment of this invention.

Hereinafter, embodiments of the beverage extraction bag and the beverage extraction bag containing raw materials of the present invention will be described with reference to the drawings. The dimensions of each part of the figure used in the following description are not necessarily the same as the actual ones, and can be changed as appropriate.

As shown in FIG. 1, the beverage extraction bag 1 of the first embodiment includes a bag-shaped extraction filter 2 for extracting a beverage such as coffee, and a holder 3 for supporting the extraction filter 2.

FIG. 2A is a view of the extraction filter 2 as viewed from the front surface (or back surface). As shown in FIGS. 2A and 2B, the extraction filter 2 is a so-called gusset bag, and has a front surface portion 2a and a rear surface portion 2b and a gusset portion 2c connected between the front surface portion 2a and the rear surface portion 2b. have.
The front surface portion 2a and the rear surface portion 2b are formed in a substantially rectangular shape. The gusset portion 2c is folded in two along the central line in the width direction and is sandwiched between the front surface portion 2a and the rear surface portion 2b.

The space between both ends 2d and 2d of the front surface portion 2a and one side side 2e and 2e of the two gusset portions 2c is closed. Further, both ends 2f and 2f of the rear surface portion 2b and the other side sides 2h and 2h of the two gusset portions 2c are closed. Further, the bottom side 2g of the front surface portion 2a and the rear surface portion 2b sandwiching the bottom surface of the gusset portion 2c is closed substantially in a straight line. As a result, the extraction filter 2 is formed in a bag shape with an open top. Further, as shown in FIG. 2B, the extraction filter 2 has a shape that is recessed toward the closed bottom surface in a side view.

The extraction filter 2 may be formed in any way as long as it has the above-mentioned bag shape, but in the present embodiment, the ends of one sheet are fused to form a tubular shape. A gusset portion 2c is provided on a ring-shaped side portion formed by folding a tubular sheet flat. On top of that, one of the tubular openings is fused and closed to form a bag-shaped extraction filter 2.
The extraction filter 2 is made of a non-woven fabric, a mesh cloth, or the like.

As shown in FIG. 1, the holder 3 is the center of two side surface portions 5, 5 which are overlapped so as to face each other and whose both end edges 4, 4 are closed, and the lower end edges 6, 6 of the side surface portions 5, 5. It has a bottom surface portion 8 in which the portions 6a and 6a are connected and a hole 7 is formed inside.

The side surface portion 5 has a substantially rectangular support portion 9 that covers and supports the front surface portion 2a or the rear surface portion 2b of the extraction filter 2 shown in FIG. 2B, and a tab portion in which the upper end edge 10 of the support portion 9 projects upward. 11 and leg portions 12 and 12 in which both end portions 6b and 6b of the lower end edge 6 of the support portion 9 project downward, and an extension portion 13 in which the central portion 6a of the lower end edge 6 of the support portion 9 projects downward. ing.

The support portion 9 is formed in a substantially horizontally long rectangle.
The tab portion 11 is a portion in which the central portion of the upper end edge 10 of the support portion 9 projects in a substantially trapezoidal shape slightly dented toward the tip end. In the present embodiment, the width dimension of the tab portion 11 is substantially the same as the dimension between both ends of fixing the extraction filter 2 to the support portion 9.
The leg portion 12 is a portion in which both end portions 6b, 6b of the lower end edge 6 of the support portion 9 project downward.

The extension portion 13 is a portion protruding downward from the inner ends P1 and P1 of both end portions 6b and 6b of the lower end edge 6 between two points P2 and P2 having a predetermined dimensional interval toward the center in the width direction. The lower end edge 6a is formed so as to warp in an arc shape toward the upper end edge 10 side.

At the lower end edge 6, the space 6c between the leg portion 12 and the extension portion 13 is a mounting portion 14 that hangs on the upper end of a container such as a cup. The mounting portion 14 is a notch portion formed so as to be recessed toward the upper end edge 10 side between the leg portion 12 and the extension portion 13, and has a horizontal straight portion at the upper end. As a result, the lower end edge 6a of the extension portion 13 is positioned below the upper end of the lower end edge 6c forming the mounting portion 14.

The lower end edge 6a of the extension portion 13 formed in an arc shape is a bending line that separates the side surface portion 5 and the bottom surface portion 8. The lower end edge 6a is appropriately provided with a notch for facilitating bending.
The bottom surface portion 8 has an elliptical or perfect circular hole 7 formed inside, and the outer peripheral edge 15 is formed in a substantially elliptical shape.

The holes 7 formed in the bottom surface 8 are holes for passing the extracted beverage.
One hole 7 may be formed so that the center thereof substantially coincides with the center of the bottom surface portion 8. The width dimension of the peripheral portion forming the hole 7 is not particularly limited as long as the extract can flow down smoothly, but the inner peripheral edge (that is, the contour of the hole 7) 18 and the outer peripheral edge 15 of the bottom surface portion 8 are not particularly limited. It is preferable that the hole 7 is formed so that the size of the hole 7 is 1.5 or more and 3.0 times or less (minor diameter in the case of an ellipse) with respect to the shortest distance.
In the bottom surface portion 8, the bottom surface portion 8 can be bent in two so that the bottom surface portion 8 can extend from the lower end edge 6 of the extension portion 13 to the same surface as the side plate surfaces 5 and 5 when the holder 3 is folded. A center line 16 and a slit 17 intersecting the center line 16 are formed.

The slit 17 is on the outer peripheral edge 15 side of the bottom surface portion 8 and extends from both end sides of the lower end edge 6a of the extension portion 13 toward the inner peripheral edge 18 of the bottom surface portion 8. As a result, as shown in FIG. 3, the slits 17 are formed so that the slits 17, 17 adjacent to each other with the center line 16 in between are slightly recessed ">" or "<" in bottom view. ing.

As shown in FIG. 1, the holder 3 fixes the central portion of the front surface portion 2a of the extraction filter 2 to the inner surface of one support plate 9, and the central portion of the rear surface portion 2b of the extraction filter to the inner surface of the other support plate 9. It is fixed.

The upper end of the extraction filter 2 is located near the tab portion 11, and the bottom 2g of the extraction filter 2 is configured to reach between both ends of the lower end edge 6a and the center line 16 when the holder 3 is folded. In the present embodiment, the bottom 2g of the extraction filter 2 is configured to substantially reach the center line 16.
As described above, the beverage extraction bag 1 is formed.

Before use, the beverage extraction bag 1 is folded flat at both end edges 4 and 4 of the side surface portions 5 and 5 and the center line 16 of the bottom surface portion 8.
When coffee or the like is extracted by the beverage extraction bag 1, as shown in FIGS. 3 or 4, the upper end edge 10 and the lower end edge 6 of the side surface portions 5 are separated from each other so that the central portions of the side surface portions 5 and 5 are separated from each other. Is expanded so as to be curved outward, and a space S is formed inside.
As a result, the front surface portion 2a and the rear surface portion 2b of the extraction filter 2 are separated from each other, the folded gusset portion 2c expands, and the upper end opening of the extraction filter 2 opens in a substantially rectangular shape in a plan view.

As shown in FIG. 1, in the bottom surface portion 8 folded along the center line 16, the lower end edge 6a, which is the boundary with the side surface portion 5, bulges (warps) toward the upper end edge 10 of the side surface portion 5. ) Since it is formed in an arc shape, as shown in FIG. 5, a substantially central portion of the bottom surface portion 8 is stretched along the lower end edge 6a so as to slightly warp toward the upper end edge 10 of the side surface portion 5. Further, as shown in FIG. 3, the slits 17 formed in the bottom surface portion 8 form portions K, K in which the bottom surface portion 8 is recessed toward the upper end edge 10.

The tension of the bottom surface portion 8 and the portions K and K further recessed upward from the bottom surface portion 8 can resist the closing force of the side surface portions 5 and 5 that are open while bending, and the side surface portions 5 and 5 can be resisted. The opening of 5 is retained. Further, the recessed portions K and K are easily formed by stretching the bottom surface portion 8 and lightly pressing the bottom surface portion 8 from below.
Then, in the extraction filter 2 having a length below the lower end edge 6a to the vicinity of the center line 16, the bottom 2g side is pushed upward by the bottom surface portion 8, and the bottom portion of the extraction filter 2 is substantially flat as shown in FIG. become.

The beverage extraction bag 1 opened in this way is installed at the upper end of the cup, raw materials for beverages such as coffee beans and tea leaves are added, and hot water or the like is poured to extract beverages such as coffee, black tea and green tea.
The beverage extraction bag 1 is inside the extraction filter 2 because the opening is held by the bottom surface portion 8 stretched so as to warp upward so that the side portions 5 and 5 cannot be folded in the direction of closing. It has the effect of maintaining the opening even when the bag is filled with liquid.

Further, since the bottom of the extraction filter 2 of the beverage extraction bag 1 becomes substantially flat when installed in the cup, the raw material can be poured evenly at the same timing as much as possible, and the raw material can be easily moved during the pouring. It has the effect of becoming.

Further, since the beverage extraction bag 1 has the extension portion 13, the effect is that the bottom surface portion 8 can be bent without difficulty while bending the extension portion 13.
Further, in the beverage extraction bag 1, the extension portion 13 allows the center of gravity of the beverage extraction bag 1 to be positioned downward without immersing the bottom 2 g of the extraction filter 2 in the hot water in the cup, so that the beverage extraction bag 1 can be installed in the cup. It has the effect of being able to be stable.
Further, the mounting portion 14 has an effect that the cup can be stably installed.

Further, since both ends of the extension portion 13 in the width direction have the same protruding length, the holder 3 can be erected at four points at both ends of the extension portion 13. Therefore, a plurality of beverage extraction bags 1 can be installed in a horizontal place such as a table, and the beverage extraction raw materials can be efficiently charged. The protruding length of the leg portion 12 may be aligned with the protruding length of both ends of the extension portion 13. According to this, the holder 3 can be erected more stably by both ends of the extension portion 13 and six points of the leg portions 12.

The present invention may be a beverage extraction bag containing a raw material in which an extraction raw material for a beverage such as ground coffee beans is housed inside the extraction filter 2 of the beverage extraction bag 1 and the opening of the extraction filter 2 is sealed. ..
Such a beverage extraction bag containing raw materials can be immediately poured with hot water simply by opening the extraction filter 2 and expanding the holder 3, which has the effect of making the drip of the beverage extremely convenient. Then, in the beverage extraction bag, the beverage extraction bag 1 can be stably installed and the beverage can be extracted by the above-mentioned function.

It is preferable that an extension portion 13 is formed between the side surface portion 5 and the bottom surface portion 8, but the extension portion 13 is not essential and is located on the same line as the lower end edge 6c of the above embodiment. The lower end edge 6a may be formed on the upper end edge 10 side.
Further, the extraction filter 2 is preferably formed to have a length reaching the expanded bottom surface portion 8 with a bottom surface of 2 g, but may have a length of not more than the expanded bottom surface portion 8.

Further, as shown in FIG. 6, the mounting portion 14 has one or more recesses 19 in which the holder 3 can be installed according to the diameter of the upper end opening of the container and can be stably installed in the cup. May be good.

Further, in the above embodiment, the extension portion 13 has a shape slightly dented toward the upper end edge 10 of the side surface portion 5, but as shown in FIG. 7, the extension portion 13 has a shape toward the upper end edge 10. It may have a slightly widened shape. When the extension portion 13 has such a shape, the installation in the cup becomes more stable.

Further, the bottom surface portion 8 may also be formed so that the distance between the outer peripheral edge 15 and the inner peripheral edge 18 on the center line 16 is larger than that in the above embodiment, and as shown in FIG. 7, the lower end portion 8 is also formed. The width of both ends of the edge 6a may have substantially the same width as the extension portion 13. Furthermore, the degree of opening of the side surface portions 5 and 5 can be determined by appropriately setting the dimensions of the bottom surface portion 8.
Further, although the side surface portion 5 is formed by a support plate 9 having no crease, the side surface portion 5 may have a crease that can make the holder 3 rectangular in a plan view at the time of opening.

The extraction filter 2 may protrude from the upper end of the holder 3 as shown by a virtual line in FIG. 7. With this configuration, a sealing portion for enclosing a raw material such as coffee beans in the extraction filter 2 and a perforation for removing the sealing portion are provided on the protruding portion from the holder 3 to facilitate the sealing and removal of the sealing. It has the effect of being able to. In addition, it has the effect that coffee beans can be easily put into the extraction filter 2.

1 Beverage extraction bag 2 Extraction filter 3 Holder 4 Edge edge 5 Side part 6 Lower edge edge 6a Bending line 7 Hole 8 Bottom part 10 Upper edge edge 16 Center line 17 Slit

Claims (6)

A bag-shaped extraction filter for extracting beverages and a holder for supporting the extraction filter are provided.
The holder has two side surface portions that are overlapped with the extraction filter sandwiched between them and whose both end edges are closed, and a bottom surface portion that connects the lower end edges of the side surface portions and has holes formed inside. And
The lower end edge has an arc shape that bulges toward the upper end edge side of the side surface portion, and is a bending line between the side surface portion and the bottom surface portion.
The bottom surface is formed with a center line that allows the bottom surface to be bent in two so that the bottom surface can extend from each side surface onto the same surface, and a slit that extends in a direction intersecting the center line. Beverage extraction bag that has been. The beverage extraction bag according to claim 1, wherein notches for installing the holder at the upper end of the container are provided on both sides of the bending line in a shape recessed toward the upper end edge side of the side surface portion. The beverage extraction bag according to claim 2, wherein the bending line is formed at the same height as the upper end of the notch or below the upper end. The beverage extraction bag according to any one of claims 1 to 3, wherein the shape of the hole is circular or oval. The beverage extraction bag according to any one of claims 1 to 4, wherein the slit is formed from the bending line side between the side surface portion and the bottom surface portion toward the opening edge of the hole. The beverage extraction bag according to any one of claims 1 to 5.
A beverage extraction bag containing a raw material having an extraction raw material housed in the beverage extraction bag.

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