KR101890578B1 - Portable espresso extractor - Google Patents

Abstract

The present invention relates to a portable espresso extractor. The portable espresso extractor comprises: a water storage unit to store water; a coffee storage unit to store roasted coffee grounds; and a press unit which, when pressed by a hand, provides a pressure to cause espresso, extracted as the water in the water storage unit passes through the roasted coffee grounds, to be stored in an espresso storage unit. Accordingly, espresso can be extracted as hot water rapidly passes through the coffee.

Description

Portable espresso extractor {PORTABLE ESPRESSO EXTRACTOR}

The present invention relates to a hand-operated type portable espresso extractor, and more particularly, to a portable espresso extractor for easily extracting espresso coffee without using electricity even outdoors.

Espresso is fast in Italian, and espresso coffee is a very dark Italian coffee that is drunk in the Demitasse cup of coffee, which is quickly extracted at high temperature and pressure. It provides high pressure hot water to the ground coffee beans, It is the coffee extracted through the extraction method. Recently, a coffee machine for extracting such espresso coffee quickly extracts high-temperature high-pressure water, and then mixes with water and soft drinks such as americano and milk are applied to latte and cappuccino.

The apparatus for extracting such espresso coffee comprises a porta filter, which is a filter unit for extracting coffee by receiving the ground coffee beans, a boiler for supplying hot water, and a pump for supplying hot water to the coffee beans .

Such espresso coffee extracting apparatuses are being developed in various forms for use in coffee shops, industries, companies, homes, and the like.

On the other hand, Korean Patent Laid-Open Publication No. 2014-0053555 (published on Apr. 05, 2008) discloses a portable coffee making apparatus using gas pressure as one of the conventional portable espresso coffee extracting apparatuses. A first housing for accommodating up to the upper portion the hot water introduced through the holes formed in the bottom surface; A second housing coupled to an upper portion of the first housing and having a bottom surface formed of a pressure plate; And a third housing coupled to the first housing and the second housing and having a gas charging part filled with gas at a central part thereof, wherein the gas charging part is configured to generate a gas diffusion pressure And the hot water accommodated in the first housing is discharged through the hole while being separated from the second housing in a direction perpendicular to the second housing.

According to this conventional technique, it is possible to manufacture a coffee bean (espresso, for example) conveniently at any place and time, more conveniently than ever before, and it is possible to mass- But there is a limitation in that it is necessary to charge the gas to generate thermal energy of water.

Accordingly, there is a need in the art to develop a technique for extracting espresso easily and quickly without using electricity or other tools in the field.

Korean Patent Laid-Open Publication No. 10-2014-0053555 "Pressure type drip coffee manufacturing apparatus" Korean Patent Laid-Open Publication No. 10-2014-0053423 entitled " All in one portable espresso extracting machine that can grind coffee bean " Korean Utility Model Publication No. 20-2010-0009358 entitled "A coffee extractor for espresso coffee"

In order to solve the above problems, the present invention provides a device for easily obtaining espresso coffee whenever and wherever it is needed, by applying pressure to the silicon material on the upper part of the container, And to provide a portable espresso extractor capable of extracting espresso coffee.

In addition, the present invention provides a portable espresso extractor capable of extracting espresso coffee of various flavors by allowing the user to adjust the intensity of the pressure at the time of pressurization.

In addition, the present invention is to provide a portable espresso extractor which is simpler and simpler than any existing espresso extractor, and is easy to use for extracting espresso by user's force without requiring external power such as electricity or battery.

However, the objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

The portable espresso extractor of the present invention is characterized in that the coffee beans 130 are first filled with ground coffee beans and then tightly fixed with the third thread 120c of the water storage part 120 to securely fix the espresso storage part 140 And the second screw thread 120b of the water storage part 120 is engaged.

Next, the hot water prepared in the water storage part 120 is filled up to a predetermined amount, and the first screw thread 120a of the water storage part 120 is coupled with the pressing part 110 using the connecting member 111. [

Thereafter, the container is fixed so as not to collapse, and pressure is manually applied to the pressing portion 110 to extract espresso. The extracted espresso is collected in the espresso storage part 140 and separated from the water storage part 120, and then hot water or milk is added to the espresso storage part 140 to enjoy the coffee.

More specifically, to achieve the above object, a portable espresso extractor according to an embodiment of the present invention includes a water storage unit 120 for storing water for extracting espresso; A coffee storage part 130 for storing ground coffee beans for espresso extraction; The water storage part 120 and the coffee storage part 130 are assembled together and then the water in the water storage part 120 passes through the ground coffee beans of the coffee storage part 130 A pressure unit 110 for providing a pressure to store the extracted espresso in the espresso storage unit 140 located under the coffee storage unit 130; And a control unit.

At this time, the portable espresso extractor according to another embodiment of the present invention connects the pressurizing unit 110 and the water storage unit 120. The portable espresso extractor can be fixed to the water storage unit 120 with a female screw inside, A connecting member 111 formed to prevent pressure of air from leaking to the outside when pressurized by the pressing part 110 of the upper silicon material; .

In addition, in the portable espresso extractor according to another embodiment of the present invention, the water storage part 120 includes a first screw thread (not shown) coupled with a connecting member 111 for fastening the upper pressing part 110 of silicon material, (120a); A second thread 120b coupled to the espresso storage unit 140, which is a container for containing the extracted espresso; And a third thread 120c coupled to the coffee storage 130; .

In addition, in the portable espresso extractor according to another embodiment of the present invention, it is preferable that the first to third threads 120a to 120c are sequentially formed from the top to the bottom.

In addition, in the portable espresso extractor according to another embodiment of the present invention, the water storage part 120 is formed with a first through hole 1 having a top surface opened and a bottom surface having a diameter of 0.5 mm, It is preferable to provide a structure in which water flows along the first through hole 1 when water is stored in the storage part 120. [

In the portable espresso extractor according to another embodiment of the present invention, the second threaded line 120b is formed with a pressure discharge groove 120b-1 in the middle, so that the pressure (pressure) provided by the upper pressing portion 110 It is preferable to provide a structure that can be discharged through the pressure discharge groove 120b-1.

Further, in the portable espresso extractor according to another embodiment of the present invention, the coffee storage part 130 is a part for holding and crushing the ground coffee beans, and internally has a female thread, And the second threaded portion 120c of the second threaded portion 120c.

Further, in the portable espresso extractor according to another embodiment of the present invention, the coffee storage part 130 is fastened by the third thread 120c of the water storage part 120, and the ground coffee beans is moved downward It is preferable to reduce the volume of the pulverized coffee bean and to increase the density thereof. This is because the principle of tamping is that the penetration time of water can be varied depending on the strength of the tamping.

In addition, in the portable espresso extractor according to another embodiment of the present invention, the coffee storage part 130 has a top surface opened and a second through hole 2 formed in the bottom surface of 0.2 to 0.3 mm desirable.

In the portable espresso extractor according to another embodiment of the present invention, when the pressure is applied through the pressing portion 110, the espresso storing portion 140 provides a force to push the water of the water storing portion 120 downward So as to provide a space in which water that has passed through the ground coffee beans of the coffee storage unit 130 is extracted and stored in an espresso state.

The portable espresso extractor according to the embodiment of the present invention provides a portable espresso extractor that is capable of extracting espresso by passing hot coffee through the folded silicon upper part with high pressure, It is possible to extract the espresso conveniently and easily, and it is possible to control the intensity of the pressure by the user according to the intention of the user.

In addition, the portable espresso extractor according to another embodiment of the present invention is simpler and simpler than any existing espresso extractor, and is easy to use for extracting espresso by user's power without needing external power such as electricity or battery. Provides the effect of reaching various tastes according to taste.

In addition, the portable espresso extractor according to another embodiment of the present invention is an espresso extractor that enables coffee beans to enjoy the best coffee taste anytime and anywhere. It can be used for home, traveling, camping, If hot water and crushed coffee beans are prepared, the pressure will provide the effect of making the coffee taste the quickest and easiest way.

1 is a view showing a portable espresso extractor 100 according to an embodiment of the present invention.
2 shows a state (a), a pressure (b), and a state (c) in which an espresso storage unit 140 is covered with a separate lid, in a state (a) Fig.
FIG. 3 is a view showing a water storage unit 120 and a coffee storage unit 130 having a through-hole in the portable espresso extractor 100 according to the embodiment of the present invention.
FIG. 4 is a view showing the pushing unit 110 of the portable espresso extractor 100 of FIG. 1 in detail.
5 is a view showing the connection member 111 of the portable espresso extractor 100 of FIG. 1 in detail.
FIG. 6 is a view showing the water storage unit 120 of the portable espresso extractor 100 of FIG. 1 in detail.
7 is a diagram specifically showing a coffee storage unit 130 in the portable espresso extractor 100 of FIG.
8 is a diagram specifically showing the espresso storage unit 140 of the portable espresso extractor 100 of FIG.

The present invention can be variously modified and may have various embodiments, and specific embodiments will be described in detail with reference to the drawings. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Terms including ordinals, such as first, second, etc., may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another.

For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be construed as ideal or overly formal in meaning unless explicitly defined in the present application Do not.

Hereinafter, preferred embodiments of a portable espresso extractor according to the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a view showing a portable espresso extractor 100 according to an embodiment of the present invention.

1, the portable espresso extractor 100 may include a pressing unit 110, a connecting member 111, a water storage unit 120, a coffee storage unit 130, and an espresso storage unit 140 .

The pressurizing portion 110 is made of a silicone material and when the water storage portion 120 and the coffee storage portion 130 are assembled together and pressure is applied by hand, water in the water storage portion 120 is crushed And the espresso coffee extracted through the coffee beans is stored in the espresso storage unit 140.

The connecting member 111 is a portion connecting the pressing portion 110 and the water storage portion 120 and has a female thread inside to fix the first threaded portion 120a of the upper region of the water storage portion 120 tightly And may be formed to prevent the air pressure from leaking to the outside when pressurized by the pressing part 110 of the upper silicon material.

The water storage part 120 is formed in a cylindrical shape with an upper portion having a diameter larger than that of the lower part. The water storage part 120 includes a protrusion 120a for separating the first screw thread 120a of the upper area from the second screw thread 120b and the third screw thread 120c It is possible to store the water for extracting the espresso coffee with the structure in which the step is formed.

In this case, the first threaded line 120a is engaged with the female threaded wire inside the connecting member 111 for fastening to the upper pressing part 110 of silicon material, and the second threaded thread 120b is coupled to the extracted espresso And the third screw thread 120c is engaged with the female thread on the inside of the coffee storage part 130. The third screw thread 120c is engaged with the female thread on the inside of the espresso storage part 140, The inside of the water storage part 120 is configured to contain water, and a scale gauge is displayed to confirm the amount of water.

The upper surface of the water storage part 120 is opened to provide a structure capable of holding water and the lower surface of the water storage part 120 is formed with the first through hole 1 of 0.5 mm, The water flows to the upper surface of the lower coffee storage part 130 along the first through-hole 1.

A pressure discharge groove 120b-1 is formed in the middle of the second threaded line 120b so that the pressure provided by the upper pressing portion 110 is transmitted through the water storage portion 120, the coffee storage portion 130, And serves as an outlet for espresso coffee to be extracted after the espresso storage unit 140 is extracted.

The coffee storage part 130 is a part for holding and crushing the ground coffee beans and has a female thread inside and can be fastened to the third thread 120c of the upper water storage part 120 as described above.

In other words, the coffee storage part 130 is fastened by the third thread 120c of the water storage part 120, and the ground coffee beans are moved downward and downward to reduce the volume of the ground coffee beans, Thereby achieving a function of reaching a pressure as high as the coffee extraction is possible.

The upper surface of the coffee storage part 130 is opened to receive the water of the water storage part 120 from the upper part and the lower surface of the coffee storage part 130 is formed with a second through hole 2 of 0.2 to 0.3 mm, So that the extracted espresso coffee moves downward.

In the meantime, in the present invention, the portable espresso extractor 100 is supposed to extract espresso coffee from the ground coffee beans. However, the present invention is not limited to this, and espresso coffee can be extracted from the capsule coffee. It is needless to say that the coffee bean 130 may contain coffee beans as well as pulverized coffee beans.

The espresso storage part 140 is provided with a force for pushing the water of the water storage part 120 downward when the pressure is applied through the pressing part 110 so that water passing through the ground coffee beans of the coffee storage part 130 Can be extracted and stored in an espresso state.

The espresso coffee contained in the espresso storage unit 140 can be diluted with water and can be enjoyed as a latte, such as Americano or milk.

The portable espresso extractor 100 having the above-described configuration can integrally form the pressurizing unit 110 and the water storage unit 120 and can further include the water storage unit 120, the coffee storage unit 130, The storage unit 140 may be integrally formed.

2 shows a state (a), a pressure (b), and a state (c) in which an espresso storage unit 140 is covered with a separate lid, in a state (a) Fig.

More specifically, FIG. 2A shows a state before fastening each member shown in FIG. 1 and then pressing it from the upper part to the lower part with the pressing part 110, FIG. 2B shows a state before the pressing part 110, 2C shows a state where the pressurizing unit 110, the connecting member 111, the water storage unit 120, and the coffee storage unit 130, which are the upper members of the espresso storage unit 140, are removed, Fig. 6 is a view showing a state in which a lid is provided.

That is, after the espresso extraction, a separately prepared lid can be covered with the espresso storage part 140 to enjoy a coffee drink.

FIG. 3 is a view showing a water storage unit 120 and a coffee storage unit 130 having a through-hole in the portable espresso extractor 100 according to the embodiment of the present invention.

3, the water storage part 120 has a first through hole 1 formed in a lattice shape so as to allow the stored water to pass through, and the coffee storage part 130 has a micro hole (not shown) for extracting espresso The second through hole 2 is formed in a lattice shape.

FIG. 4 is a view showing the pushing unit 110 of the portable espresso extractor 100 of FIG. 1 in detail.

Referring to FIG. 4, the pressurizing unit 110 is provided with a water storage unit 120 at a lower portion thereof, and generates pressure to transfer the generated pressure to the water storage unit 120.

In one embodiment, the pressing portion 110 may be formed of a rigid material that can withstand the pressure applied by the user, and may be formed of silicone with a flexible material. As shown in FIG. 4A, , And has a foldable structure that can be folded in multiple stages as shown in FIG. 2B.

That is, after coffee is put into the coffee storage unit 130 of the portable espresso extractor 100 and the water storage unit 120 and the espresso storage unit 140 are fastened to each other, When the user applies pressure to the handle member 110a, the elastic member 110b is compressed and the pressure member 110c fixedly attached to the fixing member 110d is pushed downward to store the water The fixing member 110d is fixed to the coffee storage unit 130 so that the elastic member 110b compressed by the pull member 110a is not restored and the compression is not released. You can do it.

The pressurizing unit 110 having the above-described structure uses the pull member 110a to apply pressure to the syringe principle to rapidly pass the ground coffee that has been stored in the water storage unit 120, thereby extracting the espresso coffee The espresso can be easily extracted conveniently outdoors without using electricity and the pressure can be safely applied using the pull member 110a and the user can control the intensity of the pressure by himself.

5 is a view showing the connection member 111 of the portable espresso extractor 100 of FIG. 1 in detail.

5, the connecting member 111 is formed in the form of a ring having an opening surface at an upper portion so as to engage between the pressing portion 110 and the water storage portion 120, and each of the rings The fixing end protruding inward in the spherical surface may be formed, so that the lower end of the pressing portion 120 can be fixed.

The pressing portion 110 is connected to the lower end silicone fixing member 110d through the fastening between the female screw formed inside the connecting member 111 and the male screw of the first screw 120a formed in the water storage portion 120. [ Can be positioned between the male screw of the first screw thread 120a formed on the upper part of the water storage part 120 and the female screw of the connecting member 111 and can be firmly fixed to the connecting member 111. [

FIG. 6 is a view showing the water storage unit 120 of the portable espresso extractor 100 of FIG. 1 in detail.

Referring to FIG. 6, the water storage part 120 is fastened to the connection member 111 as shown in FIG. 5 at the upper part, and has the first to third threaded lines 120a to 120c as described above, The pressure provided by the upper pressing portion 110 can be discharged to the outside through the pressure discharging groove 120b-1 by forming the pressure discharging groove 120b-1 which is a groove in the middle of the second screw thread 120b Structure can be provided. Here, four pressure discharge grooves 120b-1 may be formed on the horizontal plane at intervals of 90 degrees.

The water storage part 120 is provided at a lower portion of the coffee storage part 130 and is installed at a lower part of the pressing part 110 so as to store the water and pressurize the water by the pressure delivered from the pressing part 110. [ Through holes (1) to the coffee storage unit (130).

In one embodiment, the water reservoir 120 can store the amount of water (e.g., about 100 ml) that coffee is able to extract espresso coffee by water, and the coffee can be extracted It is preferable to store water formed at a preset predetermined temperature (e.g., 90 DEG C).

On the other hand, the water storage unit 120 may include a scale member on its inner surface, though not shown, to indicate the amount of water stored in the water storage unit 120. In one embodiment, the graduation members may be provided on the inner surface in one or more such that the amount of water can be adjusted to suit the user's preference.

7 is a diagram specifically showing a coffee storage unit 130 in the portable espresso extractor 100 of FIG.

7, the coffee storage part 130 is provided with a female thread on the inner side so as to be fastened to the third thread 120c of the water storage part 120, stores the coffee bean ground therein, Through the first through hole (1) of the body (120). On the other hand, the espresso storage part 140 is fastened to the second screw 120b of the water storage part 120 on the outside of the coffee storage part 130.

Although not shown in the same manner as the water storage part 120, the coffee storage part 130 preferably includes a scale member for measuring the height at which the coffee bean can be stored.

The coffee storage part 130 includes a second through hole 2 which is a minute hole on the lower surface so that the espresso coffee can be extracted when water passes through the third storing part 120. The third thread 120c ) And a female thread of the inner side and a female thread of the inner side of the female thread.

8 is a diagram specifically showing the espresso storage unit 140 of the portable espresso extractor 100 of FIG.

8, the espresso storage part 140 is connected to the water storage part 120 and is located at the lower part of the coffee storage part 130, The extracted espresso can be stored.

The espresso storage unit 140 has a container form, and can contain espresso coffee or pour water or milk to enjoy other kinds of coffee drinks.

The espresso storage unit 140 may have an internal thread and an integral shape that is fastened to the male thread of the second thread 120b of the water storage unit 120. [

As described above, preferred embodiments of the present invention have been disclosed in the present specification and drawings, and although specific terms have been used, they have been used only in a general sense to easily describe the technical contents of the present invention and to facilitate understanding of the invention , And are not intended to limit the scope of the present invention. It is to be understood by those skilled in the art that other modifications based on the technical idea of the present invention are possible in addition to the embodiments disclosed herein.

1: first through hole
2: second through hole
100: Portable Espresso Extractor
110:
110a: handle member
110b: elastic member
110c: pressure member
110d: Fixing member
111:
120: Water storage part
120a: first thread line
120b: second thread
120c: third thread
130: Coffee storage
140: Espresso storage unit

Claims (10)

A water storage part 120 for storing water for espresso extraction;
A coffee storage part 130 for storing ground coffee beans for espresso extraction; And
When the water storage part 120 and the coffee storage part 130 are assembled together and pressure is applied by hand, the water in the water storage part 120 passes through the ground coffee beans of the coffee storage part 130 A pressing unit 110 for providing a pressure to store the extracted espresso in the espresso storage unit 140 located under the coffee storage unit 130; , Wherein the first,
And is connected to the water storage part 120. The water storage part 120 has a female thread inside and can be fixed to the water storage part 120. When the pressing part 110 is pressed by an upper silicon material, A connecting member 111 formed to prevent the pressure of the air from being increased; Further comprising:
The water storage unit 120,
A first screw thread 120a coupled with a connecting member 111 for fastening the upper pressing part 110 of silicon material;
A second thread 120b coupled to the espresso storage unit 140, which is a container for containing the extracted espresso; And
A third thread 120c coupled to the coffee storage 130; And a second electrode,
The water storage unit 120,
The upper surface is opened and the lower surface is formed with a first through hole 1 of 0.5 mm so that the water flows along the first through hole 1 when water is contained in the water storage portion 120 And,
The second threaded line 120b,
And a pressure discharge groove 120b-1 is formed in the middle to provide a structure in which the pressure provided by the upper pressure portion 110 can be discharged through the pressure discharge groove 120b-1. Extractor.
delete delete The method according to claim 1,
Wherein the first screw thread (120a) to the third screw thread (120c) are formed in sequential positions from the top to the bottom.
delete delete The coffee machine according to claim 4, wherein the coffee storage unit (130)
And a third screw thread (120c) of the upper water storage part (120) is fastened to the second screw thread (120c).
The coffee machine according to claim 7, wherein the coffee storage unit (130)
The coffee beans are crushed by the third thread 120c of the water storage part 120 and the crushed coffee beans are moved downward to be compacted so as to reduce the volume of the ground coffee beans and to increase the density of the crushed coffee beans. Extractor.
The coffee machine according to claim 8,
And a second through hole (2) having a diameter of 0.2 to 0.3 mm is formed on the lower surface of the extractor.
The espresso storage unit (140) according to claim 9,
When pressure is applied through the pressurizing portion 110, a force of pushing the water of the water storage portion 120 downward is provided, so that water having passed through the ground coffee beans of the coffee storage portion 130 is extracted and stored in an espresso state Wherein the space is provided with a space.

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