JP6893318B2 - Sinks, countertops and kitchen equipment - Google Patents

Description

The present invention relates to sinks, countertops and kitchen devices.

Conventionally, a sink in which a convex portion is formed on a bottom surface and a peripheral wall is known (see, for example, Patent Document 1).

Japanese Unexamined Patent Publication No. 2007-197999

In the sink shown in Patent Document 1, when a cooking container such as a pot is placed on the bottom surface of the sink, all the convex portions located on the lower side of the cooking container easily come into contact with the lower surface of the cooking container. That is, since the lower surface of many cooking containers is flat, when such a cooking container is placed on the bottom surface of the sink, all the convex portions located on the lower side of the cooking container come into surface contact with the lower surface of the cooking container. To do.

At this time, when the cooking container is at a high temperature, there is a problem that all the convex portions in contact with the cooking container are easily discolored by heat.

The present invention has been invented in view of the above-mentioned conventional problems, and an object of the present invention is to provide a sink capable of narrowly suppressing a portion discolored by contact with a cooking container on the bottom wall. It is an object of the present invention to provide a countertop and a kitchen device equipped with the countertop.

In order to solve the above problems, one form of sink according to the present invention includes a bottom wall and a side wall that rises from the peripheral edge of the bottom wall. The bottom wall has a plurality of bottom convex portions on the upper surface, and the plurality of bottom convex portions include at least two types of the bottom convex portions having different protrusion heights from the upper surface of the bottom wall. The side wall has a plurality of lateral convex portions on the inner surface, and the plurality of lateral convex portions have a lower protrusion height from the inner surface of the side wall, or an upward presence density. Low.

One form of the counter according to the present invention includes the sink and a counter having a rectangular shape in a plan view. The side wall of one of the sinks is arranged along the short side of one end of the counter in the longitudinal direction.

One form of the kitchen device according to the present invention includes the counter and storage furniture on which the counter is placed.

In one form of the sink according to the present invention, the bottom convex portion having a low protruding height is hard to come into contact with the cooking container and is hard to be discolored, so that the discolored portion of the bottom wall can be suppressed narrowly.

One form of the counter according to the present invention may be provided with a sink that can narrowly suppress the discolored portion due to contact with the cooking container on the bottom wall.

One form of the kitchen device according to the present invention can be a kitchen device provided with a sink that can narrowly suppress the discolored portion due to contact with the cooking container on the bottom wall.

FIG. 1 is a perspective view of a sink according to an embodiment of the present invention. FIG. 2 is a plan view of the sink as above. FIG. 3A is an end view of the AA cross section of FIG. FIG. 3B is an enlarged view of part C of FIG. 3A. FIG. 3C is an enlarged view of part D of FIG. 3A. FIG. 4A is an end view of the BB cross section of FIG. FIG. 4B is an enlarged view of part E of FIG. 4A. FIG. 4C is an enlarged view of part F of FIG. 4A. FIG. 5 is a partial perspective view of the bottom wall of the sink as above. FIG. 6A is a partial perspective view of the sink from the curved surface portion to the side wall portion of the same. FIG. 6B is a partial perspective view of the side wall of the sink as above. FIG. 7A is a plan view of a kitchen device provided with a countertop having the same sink. FIG. 7B is a partially broken front view of the kitchen apparatus of the same as above. FIG. 7C is an enlarged view of part G of FIG. 7B.

The present invention relates to sinks, countertops and kitchen devices. More specifically, the present invention relates to a sink having a bottom convex portion on a bottom wall and a lateral convex portion on a side wall, a countertop provided with the sink, and a kitchen device provided with the countertop.

Hereinafter, a sink according to an embodiment, a cooking table provided with the sink, and a kitchen device provided with the cooking table will be described with reference to FIGS. 1 to 7.

As shown in FIGS. 1 and 2, the sink 1 includes a bottom wall 2, a side wall 3, and a flange 11. The sink 1 is integrally formed of resin, and in the present embodiment, it is formed of acrylic resin, but the type of resin formed is not limited.

The bottom wall 2 is formed in a square shape having a length and a width of 20 to 100 cm (about 90 cm in the present embodiment) in a plan view. The bottom wall 2 constitutes the lower end portion of the sink 1, and as shown in FIG. 1, the vertical direction is determined. The thickness of the bottom wall 2 is formed to be 5 to 30 mm.

Here, regarding the shape of the bottom wall 2 in a plan view, a strict square is of course included in the square shape. Further, a shape having a curved shape such as a so-called R at the four corners, which is substantially square in a plan view, is also included in the square shape. Further, as a condition for forming a square shape, the vertical and horizontal lengths are not exactly the same, and the ratio of the horizontal length to the vertical length may be within the range of about 98% to 102%. Further, the angle formed by the sides adjacent to each other is not limited to a strict right angle, and may be within the range of 88 to 92 degrees.

Further, as shown in FIG. 2, the deck 21 is formed in a region including one of the four corners of the bottom wall 2 in a plan view. The deck 21 will be described later.

In a plan view, a drainage port 22 is formed at the center of the bottom wall 2. The drainage port 22 has a circular shape in a plan view, and the central portion (central portion) of the drainage port 22 and the central portion of the bottom wall 2 coincide with each other. The fact that the drainage port 22 is formed in the central portion of the bottom wall 2 does not mean that the central portion of the drainage port 22 does not exactly coincide with the central portion of the bottom wall 2, and the center of the bottom wall 2 is formed. It suffices if any part of the drainage port 22 is located in the part. The bottom wall 2 has a water gradient of about 3 degrees toward the drain port 22.

The side wall 3 stands up from the peripheral edge of the bottom wall 2 in a plan view. In this embodiment, as shown in FIGS. 3A and 3B, the side wall 3 includes a curved surface portion 12 having a smooth curved surface at an end connected to the bottom wall 2 and smoothly continuing to the bottom wall 2. Here, "smooth" means smooth, which is generally mathematically referred to, that is, the tangential direction of points on a curve in the cross section shown in FIG. 3B is determined in one way. The curved surface portion 12 is included in the side wall 3.

The length of the side wall 3 in the plan view is formed to be substantially the same as the length of the standing bottom wall 2, and the side wall 3 forms an annular shape in the plan view. The side wall 3 is formed to have a vertical length of 10 to 30 cm (however, excluding the side wall 3 adjacent to the deck 21 described later) and a thickness of 5 to 30 mm.

Further, the side wall 3 does not stand vertically above the peripheral edge of the bottom wall 2, but as it goes upward, it is separated from the central portion of the bottom wall 2 in a plan view by about 3 degrees with respect to the vertical upper side. It stands upright to incline.

Further, as shown in FIG. 3C, the side wall 3 is a surface in which a part near the upper end portion of the inner surface 30 faces upward, and this portion is a mounting portion 32 on which a cutting board or a net cage is placed.

As shown in FIG. 3B, the curved surface portion 12 has a shape having a radius of curvature of 10 mm, which is obtained by cutting the side wall 3 and the bottom wall 2 in a cross section having a normal line orthogonal to the thickness direction thereof.

As shown in FIGS. 1, 2, and 3C, the flange 11 is provided integrally with the side wall 3 from the upper end edge of the side wall 3 toward a direction away from the central portion of the bottom wall 2 in a plan view. That is, the sink 1 integrally includes a bottom wall 2, a side wall 3, and a flange 11. The width of the flange 11, that is, the length in the direction of contacting the central portion of the bottom wall 2 in the plan view is 20 mm, and the flange 11 has an annular shape in the plan view. The flange 11 constitutes the upper end of the sink 1.

As shown in FIGS. 1 and 4A, the upper surface 210 of the deck 21 is higher than the other upper surface 20 portion of the bottom wall 2 (meaning a portion where the deck 21 is not formed and is referred to as a base surface 200). Moreover, it is formed so as to have a height lower than the upper end edge of the side wall 3. The deck 21 is mainly used as a dry sink on which the washed or cut foodstuffs or the like are placed on the upper surface 210.

The deck 21 is a part of the bottom wall 2, and the upper surface 210 of the deck 21 is included in the upper surface 20 of the bottom wall 2. In the present embodiment, in a plan view, a rectangular region extending from the apex portion located at one of the four corners of the bottom wall 2 to the other end side of both sides sandwiching the apex portion to about 23 cm is formed. , A square-shaped deck 21 is formed. The height of the upper surface 210 of the deck 21 from the base surface 200 is about 16 cm.

In a plan view, a vertical wall 31 connecting the upper surface 210 of the deck 21 and the base surface 200 is provided on a portion of the peripheral edge of the deck 21 adjacent to the base surface 200. The vertical wall 31 is included in the side wall 3. As shown in FIG. 4B, a curved surface portion 12 is also formed at an end portion connected to the bottom wall 2 of the vertical wall 31. Further, as shown in FIG. 4C, a mounting portion 32 on which a cutting board or a net cage is mounted is formed in the vicinity of the end portion of the vertical wall 31.

Further, in a plan view, a side wall 3 connecting the upper surface of the deck 21 and the flange 11 is located at a portion of the peripheral edge of the deck 21 that is not adjacent to the base surface 200. The vertical length of the side wall 3 is formed to be 5 to 50 mm, but the numerical value is not particularly limited.

As shown in FIG. 5, the bottom wall 2 has a plurality of bottom convex portions 4 on the upper surface 20. In the present embodiment, the bottom convex portion 4 is formed on the base surface 200 of the bottom wall 2, and the bottom convex portion 4 is not formed on the upper surface of the deck 21. The plurality of bottom convex portions 4 include at least two types of bottom convex portions 4 having different protrusion heights from the upper surface 20 of the bottom wall 2. In the present embodiment, the plurality of bottom convex portions 4 have two types of protrusion heights, and the bottom convex portion 4 having a protrusion height of 0.07 mm is the first bottom convex portion 41 and the protrusion height is 0. Let the .03 mm bottom convex portion 4 be the second bottom convex portion 42.

The shape of the bottom convex portion 4 in a plan view is a circular shape having a diameter of 0.5 mm, but is not particularly limited. In the present embodiment, in a plan view, an intersection of a square lattice in which virtual horizontal lines 131 and virtual vertical lines 132 parallel to the vertical end edge and the horizontal end edge of the base surface 200 of the bottom wall 2 are lined up at 1 mm intervals, respectively. It is arranged so that the center of the bottom convex portion 4 is located on the top. Further, the first bottom convex portion 41 and the second bottom convex portion 42 are alternately arranged in both the vertical direction and the horizontal direction.

As shown in FIG. 6A, the side wall 3 has a plurality of side protrusions 5 on the inner surface 30. Further, in the present embodiment, as shown in FIG. 6A, the convex portion 6 is formed on the curved surface portion 12. The convex portion 6 is included in the lateral convex portion 5. In the present embodiment, the shape of the side convex portion 5 in front view (that is, the shape seen from the normal direction of the side wall 3 on which the side convex portion 5 is provided) is a circular shape having a diameter of 0.5 mm. There is no particular limitation. In the present embodiment, in front view, a side convex portion is formed on an intersection of a square lattice in which a virtual horizontal line 141 parallel to the upper end side of the inner surface 30 of the side wall 3 and a virtual vertical line 142 orthogonal to the virtual horizontal line 141 are arranged at intervals of 1 mm. It is arranged so that the center of 5 is located.

The plurality of lateral convex portions 5 (including the convex portions 6) are formed so that the height of protrusion of the side wall 3 from the inner surface 30 becomes lower as it goes upward. In the present embodiment, the protruding height of the side wall 3 of the plurality of side convex portions 5 from the inner surface 30 is 0.03 mm for the first-stage side convex portion 51 formed at the lower end portion of the side wall 3. To. The second-stage side-convex portion 52 formed 1 mm above the side-convex portion 51 is formed to have a protrusion height of 0.0298 mm, which is 0.0002 mm lower than that of the first-stage side-convex portion 51. Then, each time it is located 1 mm above, that is, every time it goes up one step, the protruding height becomes 0.0002 mm lower than the protruding height of the side convex portion 5 immediately below. As shown in FIG. 6B, the protruding height of the 149th step side convex portion 5149 is 0.0004 mm, and the protruding height of the 150th step lateral convex portion 5150 is 0.0002 mm. The side convex portion 5 is not formed above the side convex portion 5150 of the 150th step.

In the present embodiment, the plurality of bottom convex portions 4 have at least two types of protrusion heights from the upper surface 20 of the bottom wall 2. At this time, when the cooking container having a flat lower surface is placed on the upper surface 20 of the bottom wall 2, the lower surface of the cooking container has a higher protruding height than the bottom convex portion 4 located on the lower side of the cooking container. It contacts the upper surface of the bottom convex portion 41 of No. 1 and does not contact the upper surface of the second bottom convex portion 42. Therefore, even if the cooking container is at a high temperature, only the first bottom convex portion 41 of the bottom wall 2 comes into contact with the cooking container and discolors, and the discolored portion of the bottom wall 2 can be narrowed. it can.

Further, the plurality of lateral convex portions 5 are formed so that the protruding height of the side wall 3 from the inner surface 30 becomes lower as it goes upward, and the lateral convex portions 5 gradually stand out from the lower side to the upper side of the side wall 3. The disappearing pattern is formed, and the design of the sink 1 becomes excellent.

Next, the countertop 7 provided with the sink 1 and the kitchen device 8 provided with the countertop 7 will be described with reference to FIGS. 7A and 7B.

As shown in FIG. 7A, the counter 7 includes a sink 1 and a counter 70. The counter 70 is made of a rectangular resin having a long side of about 3 m and a short side of about 100 cm in a plan view. The thickness of the counter 70 is about 10 mm.

On the counter 70, one side wall 3 of the sink 1 is arranged along the short side on one end side in the longitudinal direction thereof. In a plan view, a square opening 71 having a side of about 90 cm is formed on one end side of the counter 70 in the longitudinal direction with a gap of 5 cm from the edge. As shown in FIG. 7B, the upper surface of the flange 11 of the sink 1 is fixed to the lower surface around the opening 71 of the counter 70 with an adhesive or the like. As shown in FIG. 7C, a crosspiece 72 is fixed to the lower surface of the counter 70 around the opening 71 at a position slightly distant from the flange 11. The portion between the stile 72 and the flange 11 on the lower surface around the opening 71 of the counter 70 is filled with a sealing material 73 made of urethane or the like, and the gap between the stile 72 and the flange 11 is closed.

Since the sink 1 is formed in a square shape in a plan view, the orientation of the sink 1 when fixing the sink 1 to the lower surface around the square-shaped opening 71 in the plan view of the counter 70 is the central portion of the bottom wall 2. It is possible to take four directions rotated by 90 ° around the center. Therefore, the degree of freedom of fixing the sink 1 to the counter 70 is increased. Moreover, since the drainage port 22 is formed in the central portion of the bottom wall 2, the position of the drainage port 22 does not change even if the direction of the sink 1 with respect to the counter 70 changes.

Further, since the deck 21 is not formed in the central portion of the end edge of the sink 1 having a square shape in a plan view, it is possible to suppress the difficulty in using the portion of the sink 1 in which the deck 21 is not formed.
Further, the position of the deck 21 can be arbitrarily determined from the four ways.

As shown in FIG. 7B, the kitchen device 8 includes a countertop 7 and storage furniture 80. A countertop 7 is placed on the upper end of the storage furniture 80.

Next, a modified example of the above-described embodiment will be described.

In the above-described embodiment, the sink 1 is made of acrylic resin, but the material of the sink 1 is not limited to the resin. Further, although the sink 1 is integrally provided with the flange 11, the sink 1 does not have to be provided with the flange 11. That is, the sink 1 may be provided with at least the bottom wall 2 and the side wall 3 integrally.

The length and width of the bottom wall 2 in a plan view are not limited to 20 to 100 cm, respectively. Further, the shape of the bottom wall 2 in a plan view is not limited. Further, the thickness of the bottom wall 2 is not limited to 5 to 30 mm.

The drainage port 22 does not have to be formed at the central portion of the bottom wall 2 in a plan view, and the position where the drainage port 22 is formed is not limited. Further, the magnitude of the water gradient of the bottom wall 2 is not limited, and the bottom wall 2 may be formed so that the water gradient is not provided and the upper surface 20 of the bottom wall 2 is a horizontal plane. Further, the upper surface 20 of the bottom wall 2 may be a flat surface or a curved surface having a small curvature (for example, a radius of curvature of several m or more).

The curved surface portion 12 may not be provided on the side wall 3. Further, when the sink 1 has the curved surface portion 12, the radius of curvature of the curved surface portion 12 is not limited.

The vertical length of the side wall 3 is not limited to 10 to 30 cm, and the thickness is not limited to 5 to 30 mm.

In the above-described embodiment, the side wall 3 is inclined about 3 degrees vertically upward so as to be separated from the central portion of the bottom wall 2 in a plan view toward the upper side, but the angle is not limited. Further, the side wall 3 may not be inclined and may stand vertically above the peripheral edge of the bottom wall 2.

In the above-described embodiment, the width of the flange 11 is not limited to 20 mm. Further, the flange 11 does not have to be continuous in an annular shape in a plan view.

In the above-described embodiment, the deck 21 is formed as a part of the bottom wall 2, but such a deck 21 may not be formed, and the upper surface 20 of the bottom wall 2 may be the base surface 200. Good. Further, when the deck 21 is formed, the shape and size of the deck 21 are not limited. Further, the height of the upper surface 210 of the deck 21 from the base surface 200 is not limited. Further, although not shown, the deck 21 may be provided with a through hole (not shown) that penetrates vertically and a curan (not shown) having a pipe (not shown) through which the through hole is inserted.

In the above-described embodiment, the bottom convex portion 4 is formed on the base surface 200, but the bottom convex portion 4 may be formed on the upper surface of the deck 21.

In the above-described embodiment, the protruding heights of the first bottom convex portion 41 and the second bottom convex portion 42 are 0.07 mm and 0.03 mm, respectively, but the numerical values are not limited. Further, the plurality of bottom convex portions 4 may have three or more types of protruding heights. In this case as well, the numerical value of the protrusion height is not limited. Further, the shape of the bottom convex portion 4 in a plan view is not limited to a circular shape, and may be various shapes such as a rectangular shape. Further, the size of the bottom convex portion 4 is not limited. Further, the interval between the bottom convex portions 4 is not limited, and the bottom convex portions 4 may be arranged at irregular positions in a plan view. Further, the method of arranging the bottom convex portions 4 having a plurality of types of protrusion heights is not limited. For example, the bottom convex portion 4 is formed at an irregular position of the bottom wall 2 in a plan view, so that the ratio of the first bottom convex portion 41 and the ratio of the second bottom convex portion 42 become a predetermined ratio. The bottom convex portion 4 may be formed.

Further, the shape of the side convex portion 5 (including the convex portion 6) in the front view is not limited to a circular shape, and may be various shapes such as a rectangular shape. Further, the size of the lateral convex portion 5 is not limited. Further, the interval between the lateral convex portions 5 is not limited, and the lateral convex portions 5 may be arranged at irregular positions in a plan view. Further, the method of reducing the protruding height of the side convex portion 5 is not limited.

Further, as the side convex portion 5, only the convex portion 6 formed on the curved surface portion 12 may be provided. In this case, in the curved surface portion 12, the convex portion 6 (side convex portion 5) may be formed from the end portion on the bottom wall 2 side to the intermediate portion in the direction along the virtual vertical line 142 in FIG.

Further, the length of the long side, the length of the short side, the thickness, and the material of the counter 70 are not limited. Further, the method of fixing the sink 1 to the counter 70 is not limited. The countertop 7 and the storage furniture 80 are not limited to those shown in the above-described embodiment.

In the above-described embodiment, the protrusion heights of the plurality of side protrusions 5 from the inner surface 30 of the side wall 3 become lower as the protrusion height increases upward, whereas the protrusion heights of the plurality of side protrusions 5 do not change depending on the position. You may. Alternatively, the abundance density of the plurality of lateral convex portions 5 may decrease as it goes upward. As a result, a pattern is formed in which the lateral convex portion 5 gradually becomes inconspicuous from the lower side to the upper side of the side wall 3, and the design of the sink 1 becomes excellent.

As is clear from the above-described embodiment and its modification, the sink 1 of the first aspect includes a bottom wall 2 and a side wall 3 that rises from the peripheral edge of the bottom wall 2. The bottom wall 2 has a plurality of bottom convex portions 4 on the upper surface 20, and the plurality of bottom convex portions 4 have at least two types of bottom convex portions 41, 42 having different protrusion heights from the upper surface 20 of the bottom wall 2. Including. The side wall 3 has a plurality of lateral convex portions 5 on the inner surface 30, and the plurality of lateral convex portions 5 have a lower protrusion height from the inner surface 30 of the side wall 3 or an upper density. How low it is.

According to the first aspect, when the high-temperature cooking container is placed on the bottom wall 2, the bottom wall 2 that easily comes into contact with the cooking container and is easily discolored has a high protrusion height (particularly, the protrusion height). Is the highest), and the bottom convex portion 4 having a low protruding height is hard to come into contact with the cooking container and is hard to discolor. Therefore, the discolored portion of the bottom wall 2 can be suppressed to be narrow.

Further, a pattern is formed in which the lateral convex portion 5 gradually becomes inconspicuous from the lower side to the upper side of the side wall 3, and the design is excellent.

The second aspect is realized in combination with the first aspect. In the second aspect, the side wall 3 includes a curved surface portion 12 having a smooth curved surface at an end connected to the bottom wall 2 and smoothly continuing to the bottom wall 2. Only the curved surface portion 12 has a side convex portion 5.

According to the second aspect, the side convex portion 5 is formed only on the curved surface portion 12 which is the lower end portion of the side wall 3, and the side convex portion 5 is suppressed from being conspicuous on the side wall 3.

The third aspect is realized in combination with the first or second aspect. In the third aspect, the bottom wall 2 is formed in a square shape in a plan view. In a plan view, a drainage port 22 is formed at the center of the bottom wall 2.

According to the third aspect, when the sink 1 is fixed to the lower surface around the square-shaped opening 71 in the plan view of the counter 70, the sink 1 can be oriented in four ways, and the counter 70 of the sink 1 can be oriented in four ways. The degree of freedom of fixing to is increased, and the position of the drain port 22 does not change.

The fourth aspect is realized in combination with the third aspect. In the fourth aspect, in a plan view, the upper surface 210 is higher than the other upper surface 20 portions of the bottom wall 2 and is higher than the upper end edge of the side wall 3 in the region including one of the four corners of the square-shaped bottom wall 2. A low deck 21 is formed.

According to the fourth aspect, since the deck 21 is not formed in the central portion of the end edge of the sink 1 having a square shape in a plan view, it is possible to suppress the difficulty in using the portion of the sink 1 in which the deck 21 is not formed. ..

The fifth aspect is realized by the combination with any one of the first to fourth aspects. In a fifth aspect, the counter 7 includes a sink 1 according to any one of the first to fourth aspects, and a counter 70 having a rectangular shape in a plan view. One side wall 3 of the sink 1 is arranged along the short side of the counter 70 on one end side in the longitudinal direction.

According to the fifth aspect, it is possible to obtain a cooking table 7 provided with a sink 1 capable of narrowly suppressing a portion of the bottom wall 2 that changes color due to contact with the cooking container.

The sixth aspect is realized in combination with the fifth aspect. In the sixth aspect, the kitchen device 8 includes the countertop 7 of the fifth aspect and the storage furniture 80 on which the countertop 7 is placed.

According to the sixth aspect, it is possible to obtain a kitchen device 8 having a cooking table 7 provided with a sink 1 capable of narrowly suppressing a portion of the bottom wall 2 that changes color due to contact with a cooking container.

1 Sink 2 Bottom wall 20 Top surface 21 Deck 210 Top surface 22 Drainage port 3 Side wall 30 Inner surface 4 Bottom convex part 5 Side convex part 7 Cooking table 70 Counter 8 Kitchen equipment 80 Storage furniture

Claims (7)

With the bottom wall
A side wall that rises from the peripheral edge of the bottom wall is provided.
The bottom wall has a plurality of bottom convex portions on the upper surface.
The plurality of bottom convex portions include at least two types of bottom convex portions, a first bottom convex portion and a second bottom convex portion, which have different protrusion heights from the upper surface of the bottom wall, and the first bottom convex portion. The bottom convex portion has a higher protrusion height than the second bottom convex portion.
The sink is characterized in that the first bottom convex portion and the second bottom convex portion are alternately arranged in both the vertical direction and the horizontal direction on the bottom wall. The side wall has a plurality of lateral protrusions on the inner surface.
The sink according to claim 1, wherein the plurality of lateral convex portions have a lower protrusion height from the inner surface of the side wall, or a lower abundance density as the upper side. The side wall includes a curved surface portion having a smooth curved surface at an end connected to the bottom wall and smoothly continuing to the bottom wall.
The sink according to claim 1 or 2, wherein the side convex portion is provided only on the curved surface portion. The bottom wall is formed in a square shape in a plan view.
The sink according to any one of claims 1 to 3 , wherein a drainage port is formed in a central portion of the bottom wall in a plan view. In a plan view, a deck having an upper surface higher than the other upper surface portions of the bottom wall and lower than the upper end edge of the side wall is formed in a region including one of the four corners of the square-shaped bottom wall. 4. The sink according to claim 4. The sink according to any one of claims 1 to 5 and
Equipped with a rectangular counter in a plan view,
A countertop characterized in that the side wall of one of the sinks is arranged along a short side on one end side in the longitudinal direction of the counter. The countertop according to claim 6 and
A kitchen device including storage furniture on which the counter is placed.

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