JPH04129511A - Coffee maker - Google Patents

Abstract

PURPOSE:To sufficiently deodorize water by installing an inner container inside a water tank and installing an active carbon filter in the lower part of the inner container. CONSTITUTION:An inner container 35 is engaged inside a water tank 24, and an active carbon filter 36 is installed on the lower part of the container 35 so as not to contact the bottom of the water tank 24. The water poured into the inner container 35 passes through the active carbon filter 36, and is deodorized, and introduced into the water tank 24. At this time, water is stored in separated form in the inside and outside the inner container 35 in the water tank 24, and the water stored in the inner container 35 passes through the active carbon filter 36 slowly at the speed of the drip of a coffee maker. Accordingly, the water which is sufficiently deodorized is obtained. Further, since the water left in the active carbon filter 36 drops, the active carbon filter 36 is easily dried, and favorable in sanitary aspect.

Description

[Detailed description of the invention] [Industrial application field] This invention relates to a coffee maker.

[Prior Art] As a conventional coffee maker, there is one shown in FIG. 5, for example.

In FIG. 5, the outer shell of the coffee maker (1) is composed of a main body case (2) and a bottom cover (3).

A heating plate (4) is provided at the bottom of the main body case (2), and a sheathed heater (5) for heating is installed on this heating plate (4).
and a water vibrator (6) through which the water to be heated passes.

A heat insulating plate (7) is in close contact with the upper surface of this heat plate (4), and this heat insulating plate (7) is connected to the main body case through a backing (8) and a holder (9) together with the heat plate (4). (2)
It is fixed by screws (not shown).

For example, a glass container (
10) is placed thereon, and a lid (11) is attached to the upper opening of the glass container (lO).

In addition, a band (12) is attached to the lower side of the glass container (10).
) (indicated by a broken line in the figure) is fitted, and a screw (1
4) is fixed.

A basket (15) is arranged above the glass container (lO). This basket (15) is formed in the shape of an inverted truncated conical funnel, and a paper filter (15a) for coffee maker filtration is loaded inside the basket (15). Ground coffee beans (15b) are added.

The bottom of the basket (15) is provided with a hole (19), and the outside of the bottom of the basket is provided with a hole (19).
) is provided with a valve (18) to close it. This valve (
18) is the arm (1B) attached to the bottom of the basket.
), and a spring (1) is formed between the other end of this arm (16) and the side of the basket (15).
7) is provided. The arm (16) is rotatable near its center, and the valve (18) closes the lid when the basket (15) is placed on If (11) of the glass container (10). The upper end of (11) is the arm (l
By pushing up the base end side of B) against the spring (17), it retreats downward and opens the hole (19).

A part of the main body case (2) mentioned above rises upward to form a vertical part (2 people), and from this vertical part (2 people), the upper cover (22) and the lower part extend upward from the basket (15). A cover (23) is provided.

A basket (15) is attached to this lower cover (23).

One of the water vibrators (6) in the hot plate (4) described above is extended as a hot water vibrator (2) and is installed inside the vertical part (2A) and in the space between the upper cover (22) and the lower cover (23). The hot water outlet (20) is connected to the substantially central portion of the lower cover (23) through the bottom cover (23), and a hot water outlet (20) is formed toward the basket (15).

On the back side of the vertical part (2A) mentioned above, there is a water tank (24
) is provided, and the upper part of this water tank (24) is
Closed by ME (25).

A valve (2G) is provided at the bottom of this water tank (24). This valve (2B) is formed so that it is closed when the water tank (24) is removed from the main body case (2) of the coffee maker (1), and opened when it is attached to the main body case (2). This prevents water from leaking from time to time.

The lower body case side of the valve (26) is connected to the other end of the water pipe (6) inside the hot plate (4), and the check valve (27)
) is provided. This check valve (27) is connected to the hot plate (4).
) to prevent the water in the water pipe (6) heated by the water pipe (6) from flowing back into the water tank (24).

The operation of the above-mentioned conventional coffee maker will be explained.

Water in the water tank (24) is supplied to the hot plate (4) via a valve (26).
) is introduced into the water vibrator (6).

On the other hand, a sheathed heater (5
), and the sheathed heater (5) generates heat.

Due to this heat generation, the water in the water vibrator (8) boils, and the heat insulating plate (7) is heated via the hot plate (4) to keep the glass container (lO) warm.

The hot water in the water pipe (8) falls into the basket (15) from the hot water outlet (20), penetrates into the coffee beans (15b), and extracts coffee liquid. The coffee liquid is filtered by a paper filter (15a) and falls into the glass container (IO) through the hole (19).

Incidentally, the coffee beans (15b) are ground to an appropriate particle size in a mill (not shown) and then put into the paper filter (15a) in the basket (15).

1. Problems to be Solved by the Invention] The conventional coffee maker as described above is configured as described above, so when trying to attach an activated carbon filter to the water tank in order to obtain odor-free water, If installed directly at the bottom of the water tank, drainage may be difficult and bacteria may grow, and if installed at the top, the injected water will be directly
When filtering with activated carbon, there are problems such as insufficient deodorizing ability of the activated carbon due to the short contact time with the activated carbon.

This invention was made to solve the above-mentioned problems, and an object thereof is to provide a coffee maker that is hygienic and can brew coffee using odorless water.

[Means for Solving the Problems] A coffee maker according to the present invention includes an inner container provided in a water tank, and an activated carbon filter provided at the bottom of the inner container.

That is, the present invention provides a funnel-shaped basket that holds a paper filter for coffee filtration, a hot water supply means that heats water and blows it out from the top of the basket, and a removable water tank that stores water to be supplied to the hot water supply means. In a coffee maker, an inner container is provided inside the water tank, and an activated carbon filter is provided below the container. This coffee maker is characterized by:

[Function] The activated carbon filter for a coffee maker according to the present invention has the following features:
Since it is fixed at the bottom of the inner container, the water in the filter falls into the water tank, making it easy to drain and hygienic, and the water in the inner container passes through the activated carbon filter at drip speed. By doing so, you will be able to obtain a sufficient deodorizing effect.

[Example] Hereinafter, an example of the present invention will be described based on FIGS. 1 to 4.

1 and 2 are respectively a perspective view and a partially exploded view of a coffee maker according to an embodiment of the present invention, FIG. 3 is a cross-sectional explanatory view of a coffee maker according to an embodiment of the present invention, and FIG. 4 is a perspective view of a coffee maker according to an embodiment of the present invention. FIG. 2 is a partial explanatory diagram of the coffee maker.

In FIGS. 1 to 4, the same reference numerals as those in FIG. 5, which shows a conventional coffee mechanism, are the same or corresponding parts, so explanations of structures that overlap with those in FIG. 5 will be omitted, and different Let me explain the points.

As shown in FIG. 2, above the glass container (10),
A basket (15) is arranged to rotate around a rotation axis (A).

This basket (15) is formed on an inverted truncated conical funnel, and has a paper filter for coffee maker filtration inside (
15a) and a basket M (28) equipped with a seal (28a) is mounted on the top of the basket (15).

At the top of the main body case (2) mentioned above is the electric motor (29).
The mill chamber (31) has a built-in mill consisting of a cutter (3) and a cutter (3).
), and a small hole (32) is provided at the bottom thereof.

Further, above the mill chamber (31), an opening/closing lid (33) for charging coffee beans (15a) and an inner lid (34) made of metal parts are provided.

The inner container (35) is locked in the water tank (24) described above, and the activated carbon filter (3B) is attached to the lower part of the inner container so as not to touch the bottom of the water tank (24).

Next, to explain the operation of the coffee maker of the present invention, the coffee beans (15b
) is crushed by a cutter (30) connected to an electric motor (29) and falls through a narrow hole (32) into a basket (15).
) is deposited on the paper filter (15a).

Furthermore, the water poured into the inner container (35) passes through an activated carbon filter (36), is deodorized, and is introduced into the water tank (24). At this time, water is stored inside and outside the inner container (35) in the water tank (24), and the water is stored in the inner container (35).
5) The water stored in the coffee maker's drip stream slowly passes through the activated carbon filter (36), resulting in water that is sufficiently deodorized.

In addition, the activated carbon filter (36) is locked without touching the bottom of the water tank (24), so after use, the activated carbon filter (36)
36) The activated carbon filter (3G) dries easily and is hygienic because the water remaining inside falls out.

The water introduced into the water tank (24) is introduced into the water pipe (6) in the hot plate (4) via the valve (26).

On the other hand, power is supplied to the heater (5) from an AC power source (not shown), and the heater (5) generates heat.

Due to this heat generation, the water in the water pipe (6) boils and the heat insulating plate (7) is heated via the hot plate (4), thereby keeping the glass container (lO) warm.

The hot water in the water pipe (6) is poured from the outlet (20) into the mill chamber (
31), the coffee liquid falls through the small hole (32) and the basket M (28), permeates into the coffee beans (15b), and the coffee liquid is filtered by the paper filter (15a) and flows through the hole (19) into the glass container (10). fall inside.

[Effects of the Invention] As described above, according to the present invention, the inner container is provided inside the water tank, and the activated carbon filter is provided at the bottom of the inner container so as not to touch the bottom of the water tank. This has the effect of providing a coffee maker that can brew coffee without using water.

[Brief explanation of the drawing]

1 and 2 are respectively a perspective view and a partially exploded view of a coffee maker according to an embodiment of the present invention, FIG. 3 is a sectional view of a coffee maker according to an embodiment of the present invention, and FIG. 4 is a sectional view of a coffee maker according to an embodiment of the present invention. FIG. 5 is a cross-sectional explanatory diagram of a timer of a coffee maker. FIG. 5 is a cross-sectional explanatory diagram of a conventional coffee maker. In the diagram, (1) is the coffee maker, (2) is the main case, and (3) is the coffee maker.
is the bottom lid, (4) is the heating plate, (5) is the sheathed heater (6)
is water pipe, (7) is heat insulation board, (8) is packing, (9
) is the holder, (io) is the glass container, (11) is the lid,
(12) is a band, (13) is a handle, (14) is a screw,
(15) is a basket, (15a) is a paper filter, (1
5b) is coffee beans, (18) is arm, (J7) is spring, (18) is valve, (19) is hole, (20) is hot water outlet, (21) is hot water supply vibrator, (22) is top cover,
(23) is the lower cover, (24) is the water tank, (25) is the lid, (26) is the valve, (27) is the check valve, (28) is the basket lid, (29) is the electric motor, (30) is a cutter, (
31) is the mill chamber, (32) is the handle hole, (33) is the opening/closing lid,
(34) is an inner lid, (35) is an inner container, and (36) is an activated carbon filter. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims (1)

[Scope of Claims] A funnel-shaped basket that holds a paper filter for coffee filtration, a hot water supply means that heats water and blows it out from the top of the basket, and a removable water tank that stores water supplied to the hot water supply means. In the coffee maker, an inner container is provided inside the water tank, and an activated carbon filter is provided below the inner container. A coffee maker with a unique feature.