JP7158207B2 - bathtub - Google Patents

Description

The present invention relates to bathtubs.

Patent Document 1 discloses a bathtub main body including a flange extending substantially horizontally outward from an inner tub and a rim continuously hanging from the flange, and a bank separating a bathtub mounting portion of a waterproof pan and a washing place. A bathtub provided with an apron detachably erected on a part and covering the front surface of the bathtub body on the washing place side, the rib hanging down from the lower surface of the flange substantially parallel to the rim, and the upper end of the apron and the back surface of the rim contacting the rib front side surface. and a gasket fitted between the apron and pressing the upper end of the apron against the rib. In this bathtub, a grip portion for gripping a bather is formed by a flange, a rim and a gasket.

JP 2005-296185 A

However, in Patent Document 1, both ends of the side surface of the inner tub on the washing area side are curved away from the washing area toward both ends, and a grip portion (handle portion) is formed over the entire side surface on the washing area side. . For this reason, it is considered that both ends of the grip portion of the bathtub are difficult to grasp and rarely grasped. This bathtub occupies a part of the area of the washing place by a part of the grip portion which is considered to be held less frequently in plan view from above.

SUMMARY OF THE INVENTION The present invention has been made in view of the above conventional circumstances, and an object thereof is to provide a bathtub that is easy to use.

The bathtub of the present invention is
In a state of being installed in a bathroom having a washing place, an upper edge provided on the upper part of the side part on the side of the washing place and extending toward the washing place in a plan view seen from above is closer to at least one of both ends of the washing place. Equipped with a handle protruding to the side,
The handhold portion has an upper surface formed by a curved surface or a flat surface which is inclined downward in a direction away from the washing place from the upper edge extending toward the washing place and protrudes upward. It is characterized by

This bathtub is provided with a hand holding part in which the upper part of the side part on the side of the washing place protrudes toward the washing place from at least one of both ends of the upper edge extending to the washing place side where the hands are less frequently touched. Therefore, in a plan view from above, this bathtub occupies the area of the washing area by suppressing the protrusion of both ends of the upper edge extending toward the washing area where hands are less frequently touched. can be suppressed.

Therefore, the bathtub of the present invention is convenient to use.

Fig. 2 is a top plan view showing the arrangement of the bathtub of Example 1 and the washing area adjacent to the bathtub in the bathroom; 2 is a cross-sectional view taken along line AA in FIG. 1; FIG. FIG. 2 is a cross-sectional view taken along line BB in FIG. 1; Fig. 2 is a perspective view of the apron main body of the bathtub of Example 1, viewed from the side to which the apron cover is attached; Fig. 2 is a perspective view of the apron cover of the bathtub of Example 1 as seen from the side where the apron main body is attached. FIG. 3A is a cross-sectional view taken along line CC in FIG. 3, in which (A) shows a state in which the claw main body is positioned on the right side of the screw and is positioned below the elongated hole of the locked portion of the apron cover; ) shows a state in which the pawl main body is located above the screw and inserted into the elongated hole of the engaged portion of the apron cover. The apron cover is attached to the apron body attached to the bathtub body installed in the bathroom in the cross-sectional view taken along the arrow AA in FIG. (B) is a state in which the abutted portion is engaged with the second hanging piece of the second hanging portion, and (C) is an apron This is a state in which the lower end surface of the engaged portion of the cover is in contact with the upper end surface of the engaging portion of the apron body. Fig. 1 shows a cross-sectional view of the apron cover attached to the bathtub body installed in the bathroom, and (A) shows the engaging portion of the apron cover and the abutment. The contact portion is arranged below the first base portion of the first hanging portion of the apron body and below the contact portion, and (B) is the engaging portion engaged with the first hanging piece of the first hanging portion. In (C), the claw portion body of the claw portion of the apron body is inserted into the elongated hole of the locked portion of the apron cover, and the upper end surface of the contacted portion of the apron cover is attached to the contact portion of the apron body. It is in a state of contact with the lower end surface. In the cross-sectional view of FIG. 1 taken along the arrow AA, it shows a state where a hand is placed on the handle of the bathtub from the washing place, and (A) is a state in which a larger hand than (B) is placed on the handle. , and (B) is a state in which a hand smaller than that in (A) is placed on the handhold portion. In the cross-sectional view taken along line AA in FIG. 1, a hand is shown from the side of the bathtub body to the handhold portion of the bathtub. (B) is a state in which a hand smaller than that in (A) is placed on the handhold portion.

A preferred embodiment of the present invention will be described.

The handle portion of the bathtub of the present invention can increase in dimension from the top end to the bottom end as the distance from the washing place increases. When the user puts his or her hand on the handhold from the washing area, the fingers of the user's hand are arranged so that the thumb and other fingers are opposed to each other, and the distance between them widens toward the fingertips. In this case, in this bathtub, when a user in the washing area extends his/her hand to the handhold, the shape of the fingers of the hand can easily follow the shape of the handhold, making it easy to place the hand.

The handle portion of the bathtub of the present invention is formed by a curved surface or flat surface that slopes downward toward the side surface of the washing area and that is recessed and curved upward, and the bottom surface is continuous with the side surface of the washing area. and the top surface may be more sloping than the bottom surface. In this case, the handle portion of the bathtub has a lower surface formed by a curved surface or a flat surface that is recessed upward, so that it fits easily with the user's fingers. In addition, since the upper surface has a gentler slope than the lower surface, the user can easily put his or her hand on the upper surface and rest his or her weight on the upper surface.

Next, Embodiment 1 embodying the bathtub of the present invention will be described with reference to the drawings.

<Example 1>
The bathtub 1 of Example 1 is installed in a bathroom B having a washing space 2 and arranged adjacent to the washing space 2, as shown in FIG.
The bathtub 1 includes a bathtub main body 10, an apron main body 11, and an apron cover 12 (see FIGS. 2 and 3). The bathtub main body 10 has a concave portion 10A that is recessed downward. The concave portion 10A has a substantially elliptical shape extending in the horizontal direction (left and right are the upper and lower sides in FIG. 1; the same shall apply hereinafter) when viewed from above in plan view. The bathtub main body 10 hangs down from a flange portion 10B provided on the peripheral edge of the upper end of the recess 10A (the upper and lower sides are the front side and the back side in FIG. 1; the same applies hereinafter), and the outer edge of the flange portion 10B on the washing place 2 side. It has a flange drooping portion 10C extending along the length thereof (see FIGS. 2 and 3).

An upper inclined portion 10D is formed in the left-right central portion of the flange portion 10B positioned closer to the washing place 2 than the recessed portion 10A. The upper inclined portion 10D is provided in the upper part of the left and right center of the side portion 3 of the bathtub 1 on the side of the washing place 2, and is closer to the washing place 2 than the left and right ends of the upper edge extending to the washing place 2 side in a plan view seen from above. It protrudes, and the protruding dimension gradually increases toward the left-right center. Further, both left and right end portions of the flange portion 10B positioned closer to the washing space 2 than the concave portion 10A do not protrude toward the washing space 2 from a plane portion 12A of the apron cover 12, which will be described later. In addition, the upper inclined portion 10D is formed with a curved surface that is inclined downward in the direction away from the washing place 2 (that is, the bathtub 1 side) from the upper edge extending toward the washing place 2 side, and protruding upward. It has an upper surface 10E.

As shown in FIGS. 2 and 3, the apron main body 11 extends in the vertical direction, forms a substantially flat plate shape, extends in the horizontal direction, and is arranged and attached to the bathtub main body 10 on the side of the washing area 2 . In addition, as shown in FIG. 4, the apron body 11 has a contact portion 11A, four first hanging portions 11B, a second hanging portion 11C, six locking portions 11D, and four claw portions 11E. there is
The contact part 11A is provided on the upper part of the apron main body 11 so as to extend in the left-right direction and protrude toward the washing place 2 side. Further, the abutting portion 11A is cut out at the left-right central portion of the apron main body 11 and divided into left and right sides.

The four first drooping portions 11B are provided in the vicinity of the lower portion of the contact portion 11A and arranged side by side in the horizontal direction in which the contact portion 11A extends. These first hanging parts 11B have a first mounting part 11F, a first base part 11G, and a first hanging piece 11H.
The first mounting portion 11F has a plate-like shape, abuts on the surface of the apron body 11 on the washing area 2 side, and is connected to the apron body 11 with a screw S1 and a nut N1 (see FIG. 3).

The first base portion 11G extends in the left-right direction and protrudes from the first attachment portion 11F toward the washing area 2 side.
The first hanging piece 11H hangs downward from the tip of the first base portion 11G. That is, the first hanging piece 11H of the first hanging portion 11B hangs downward.

The second drooping portion 11C is arranged between the left and right contact portions 11A (see FIG. 4). The second hanging portion 11C includes a second mounting portion 11J, a second base portion 11K, and a second hanging piece 11L.
The second attachment portion 11J has a plate shape, contacts the surface of the apron body 11 on which the contact portion 11A is provided, and is connected to the apron body 11 with a screw S2 and a nut N2 (see FIG. 2). Also, the upper end of the second mounting portion 11J is inclined toward the washing area 2 (see FIG. 2).

The second base portion 11K extends in the left-right direction and protrudes from the second attachment portion 11J toward the washing area 2 side. The lower end surface of the second base portion 11K is substantially flush with the lower end surface of the contact portion 11A (not shown).
The second hanging piece 11L hangs downward from the tip of the second base portion 11K. That is, the second hanging piece 11L of the second hanging portion 11C hangs downward.

The six locking portions 11D are provided at the lower end portion of the apron body 11 so as to protrude toward the washing area 2 and extend in the left-right direction, and are arranged side by side in the direction in which the contact portions 11A extend. The vertical positions of the upper end surfaces of the locking portions 11D are the same.

The four claw portions 11E are arranged at the lower end portion of the apron body 11 and substantially directly below each first hanging portion 11B. These claw portions 11E have a rotating portion 11M, a knob portion 11N, and a claw portion main body 11P.
The rotating portion 11M has a substantially flat plate shape. A through hole is formed in the rotating portion 11M so as to penetrate in the plate thickness direction. Each claw portion 11E has a cylindrical member 11Q having a flange formed on the outer peripheral edge and an insertion hole formed therein. and is connected to the apron main body 11 with a nut N3 (see FIG. 3). Each claw portion 11E is rotatable around the central axis of the screw S3.

The knob portion 11N hangs downward from the lower end of the rotating portion 11M.
The claw portion main body 11P has a flat plate shape and is formed to be thinner than the rotating portion 11M. The claw portion main body 11P extends rightward from the right side of the rotating portion 11M along the surface of the rotating portion 11M on the side away from the apron main body 11 .
As shown in FIG. 6, the claw portion 11E is rotated around the central axis of the screw S3 by putting a finger on the knob portion 11N, for example, so that the position of the claw portion main body 11P is shifted to the right side and the upper side of the screw S3. can be changed to As a result, the claw portion body 11P of the claw portion 11E can be freely inserted into and removed from an elongated hole 12K of a locked portion 12G of the apron cover 12, which will be described later. In addition, the claw portion 11E is configured to be able to maintain its posture so that the position of the claw portion main body 11P does not inadvertently change from the right side to the upper side and from the upper side to the right side with respect to the screw S3.

As shown in FIGS. 2 and 3, the apron cover 12 is arranged closer to the washing place 2 than the apron main body 11, and its upper end is adjacent to the lower edge of the flange drooping portion 10C of the bathtub main body 10. As shown in FIGS.
5, the apron cover 12 has a flat portion 12A, a lower inclined portion 12B, a bent portion 12C, a contacted portion 12D, four engaging portions 12E, and a locked portion 12G. ing.

The planar portion 12A extends in the vertical direction, has a substantially flat plate shape, and extends in the horizontal direction.
The lower inclined portion 12B is provided at the upper end portion of the left-right central portion of the flat portion 12A and protrudes toward the washing area 2 (see FIGS. 2 and 3). That is, the apron cover 12 has a lower inclined portion 12B, which is the upper end portion of the apron cover 12, protruding toward the wash area 2 compared to a flat portion 12A located below the lower inclined portion 12B. The dimension of the lower inclined portion 12B protruding toward the washing area 2 increases toward the left-right center (see FIG. 1).
As shown in FIGS. 2 and 3, the upper end portion of the lower inclined portion 12B is positioned closer to the washing area 2 than the flange drooping portion 10C of the bathtub body 10. As shown in FIGS.
On the washing place 2 side of the lower inclined portion 12B, there is formed a lower surface 12J which is inclined downward toward the flat portion 12A and is formed by a curved surface which is recessed upward and whose lower end is continuous with the flat portion 12A. ing. A non-slip portion 12H is formed on the lower surface 12J. The anti-slip portion 12H is formed, for example, by texturing the lower surface 12J.

The bent portion 12C is connected to the upper end of the apron cover 12 and bent toward the apron main body 11 side.
The abutted portion 12D extends in the left-right direction at the distal end portion of the bent portion 12C and protrudes upward. The upper end surface of the contacted portion 12D contacts the lower end surface of the contact portion 11A of the apron body 11 and the lower end surface of the second base portion 11K of the second hanging portion 11C.
A contacted portion 12D of the portion of the second hanging portion 11C that contacts the lower end surface of the second base portion 11K engages the second hanging piece 11L of the second hanging portion 11C (see FIG. 2). A contacted portion 12D, which is a portion of the second hanging portion 11C that contacts the lower end surface of the second base portion 11K, contacts the surface of the second hanging piece 11L on the bathtub main body 10 side. The upper end of the side surface is in contact with the upper end of the surface of the second mounting portion 11J on the washing space 2 side (see FIG. 2). As a result, movement of the upper part of the apron cover 12 toward the washing area 2 and the bathtub main body 10 can be restricted. That is, the contacted portion 12D of the portion of the second hanging portion 11C that contacts the lower end surface of the second base portion 11K is the engaging portion 12L (see FIGS. 2 and 5).

The four engaging portions 12E are provided side by side in the left-right direction at the upper end portion of the surface of the apron cover 12 on the bathtub main body 10 side. These engaging portions 12E extend in the left-right direction, are separated from the surface of the bathtub main body 10 of the apron cover 12 on the bathtub main body 10 side by a predetermined distance, and both the left and right ends are bent toward the washing area 2 side. , is connected to the surface of the apron cover 12 on the side of the bathtub body 10 . The inner two of these engaging portions 12E are disposed on the lower inclined portion 12B (see FIGS. 3 and 5). The four engaging portions 12E are respectively engaged with the first hanging pieces 11H of the four first hanging portions 11B of the apron body 11 (see FIG. 3). The surface of the first hanging piece 11H on the side of the bathtub body 10 abuts against the surface of each engaging portion 12E on the side of the washing area 2 (see FIG. 3). The surface of the first hanging piece 11H facing the washing area 2 comes into contact with the surface of the lower inclined portion 12B on which the engaging portions 12E are arranged, which faces the bathtub main body 10 (see FIG. 3). As a result, movement of the upper part of the apron cover 12 toward the washing area 2 and the bathtub main body 10 can be restricted.

As shown in FIG. 5, the engaged portion 12G is provided at the lower end portion of the apron cover 12 so as to protrude toward the bathtub main body 10 and extend in the left-right direction. The engaged portion 12G is cut out in the left-right central portion of the apron cover 12 and divided into left and right sides.
Further, four elongated holes 12K are formed in the engaged portion 12G. Each elongated hole 12K is elongated in the left-right direction. Each long hole 12K is arranged substantially directly below the four engaging portions 12E. The lower end surface of the engaged portion 12G contacts the upper end surface of the engaging portion 11D of the apron body 11 (see FIG. 2). Further, the claw portion body 11P of the claw portion 11E of the apron body 11 is inserted into the long hole 12K of the locked portion 12G (see FIGS. 3 and 6B).

Next, a method for attaching the apron cover 12 to the apron body 11 attached to the bathtub body 10 installed in the bathroom B will be described.

First, the engaging portion 12E of the apron cover 12 and the engaging portion 12L of the abutted portion 12D are engaged with the first drooping portion 11B and the second drooping portion 11C of the apron body 11 . Specifically, the engaging portion 12E of the apron cover 12 and the engaging portion 12L of the abutted portion 12D are connected to the first base portion 11G of the first hanging portion 11B of the apron body 11 and the second base portion 11K of the second hanging portion 11C. (see FIGS. 7(A) and 8(A)). Then, the apron cover 12 is moved upward so that the engaging portion 12E and the contacted portion 12D are engaged with the first hanging piece 11H of the first hanging portion 11B and the second hanging piece 11L of the second hanging portion 11C. The joint portion 12L is engaged (see FIGS. 7(B) and 8(B)).

Next, as shown in FIG. 7C, the engaged portion 12G of the apron cover 12 is engaged with the engaging portion 11D of the apron main body 11. Next, as shown in FIG. Specifically, while maintaining the state in which the engaging portion 12E of the apron cover 12 and the engaging portion 12L of the contacted portion 12D are engaged with the first hanging portion 11B and the second hanging portion 11C of the apron main body 11, The lower side of the apron cover 12 is brought close to the apron main body 11. - 特許庁Then, the lower end surface of the locked portion 12G of the apron cover 12 is brought into contact with the upper end surface of the locking portion 11D of the apron main body 11 to be locked. Thereby, while restricting the apron cover 12 from moving downward with respect to the apron main body 11, the engaging portion 12E and the engaging portion 12L of the abutted portion 12D are moved to the first drooping portion 11B of the apron main body 11 and The state of being engaged with the second drooping portion 11C can be maintained. Also, at this time, the upper end surface of the contacted portion 12D contacts the lower end surface of the contact portion 11A of the apron main body 11 (see FIG. 8(C)).

Next, as shown in FIGS. 6A, 6B, and 8C, the claw portion body 11P of the claw portion 11E of the apron main body 11 is inserted into the elongated hole 12K of the locked portion 12G of the apron cover 12. insert. Specifically, the grip portion 11N of the claw portion 11E is gripped to rotate the claw portion 11E, thereby changing the position of the claw portion main body 11P with respect to the screw S3 from the right side to the upper side (FIG. 6A, ( B).). In this way, the claw main body 11P is inserted into the elongated hole 12K of the engaged portion 12G of the apron cover 12. As shown in FIG. As a result, movement of the lower portion of the apron cover 12 toward the washing area 2 can be restricted. Thus, the apron cover 12 is attached to the apron main body 11 attached to the bathtub main body 10 installed in the bathroom B.

Moreover, the bathtub 1 is provided with a hand-holding part 30. - 特許庁As shown in FIG. 2, the handhold portion 30 has an upper surface 10E of the upper inclined portion 10D and a lower surface 12J of the lower inclined portion 12B. A non-slip portion 12H is formed on the lower surface 12J. In other words, the handhold portion 30 has the anti-slip portion 12H. As shown in FIGS. 1 and 2, the handhold portion 30 is provided at the upper left and right center portions of the side portion 3 of the bathtub 1 on the side of the washing area 2 . Thereby, even if the user's body is positioned on the left side or the right side of the bathtub 1, it is easy to put the hand on the handholding portion 30.例文帳に追加In plan view from above, the handhold portion 30 protrudes toward the washing area 2 from both left and right ends of the upper edge of the flange portion 10B extending toward the washing area 2 (see FIG. 1).

The upper surface 10E is formed by a curved surface that slopes downward in the direction away from the washing place 2 from the upper edge of the flange portion 10B that extends toward the washing place 2, and projects upward and curves. The lower end of the upper surface 10E is approximately the same height as the upper end of the lower surface 12J.

The lower surface 12</b>J is provided on the lower inclined portion 12</b>B provided on the upper portion of the apron cover 12 . The lower surface 12J is formed by a curved surface that slopes downward toward the flat portion 12A of the apron cover 12 on the side of the washing space 2 and is recessed and curved upward, and the lower end is the flat portion 12A of the apron cover 12 on the side of the washing space 2. is continuous with In other words, the apron cover 12 has a hand holding portion 30 on the top. The lower surface 12J of the handle portion 30 of the apron cover 12 is arranged below and adjacent to the lower end of the flange drooping portion 10C.
The upper surface 10E of the handholding portion 30 has a gentler slope than the lower surface 12J. Moreover, the dimension from the upper end to the lower end of the hand portion 30 increases as the distance from the washing place 2 increases. Here, the upper end of the handle portion 30 is the upper end of the upper surface 10E. Further, the lower end of the handle portion 30 is the lower end of the lower surface 12J.

When the user puts his or her hand on the handhold portion 30 from the washing area 2 side, the thumb and other fingers of the user's hand face each other as shown in FIGS. The distance between each other spreads as it goes to the fingertips. The hand portion 30 has a larger dimension from the upper end to the lower end as the distance from the washing place 2 increases. In other words, since the shape of the user's hand and the cross-sectional shape of the handhold portion 30 in the direction perpendicular to the left-right direction are similar, even if the size of the user's hand is different, the handhold portion 30 can be comfortably handled. can be applied.
Also, when the user puts his or her hand on the handhold portion 30 from the side of the bathtub body 10, the user's palm may be different in size, as shown in FIGS. However, the contact is made along the upper surface 10E of the upper inclined portion 10D, and the fingertip surely contacts the lower surface 12J of the lower inclined portion 12B. As a result, the bathtub 1 can be satisfactorily put on the hand holding portion 30 from the bathtub main body 10 side.

Further, since the upper end face of the contacted portion 12D of the apron cover 12 is in contact with the lower end face of the contact portion 11A of the apron main body 11 (see FIG. 3), even if the user grabs the handle portion 30, the apron is It is possible to suppress upward bending of the cover 12 .

Further, since the upper end surface of the engaging portion 12L of the abutted portion 12D of the apron cover 12 is in contact with the lower end surface of the second base portion 11K of the second hanging portion 11C of the apron main body 11 (see FIG. 2), the use of the apron cover 12 is facilitated. Even if a person grabs the place where the second hanging portion 11C of the handhold portion 30 is provided, the upward bending of the apron cover 12 can be suppressed.
The upper end of the surface of the engaging portion 12L of the contact portion 12D of the apron cover 12 facing the bathtub body 10 is the upper end of the surface of the second mounting portion 11J of the second hanging portion 11C of the apron cover 11 facing the washing area 2. 2), the apron cover 12 does not bend toward the bathtub main body 10 even if the user grabs the place where the second hanging part 11C of the handhold part 30 is provided. can be suppressed.
In addition, the surface of the engaging portion 12L of the contact portion 12D of the apron cover 12 facing the washing area 2 is in contact with the surface of the second hanging piece 11L of the apron main body 11 facing the bathtub main body 10 (see FIG. 2). Even if the user grabs the place where the second drooping part 11C of the handhold part 30 is provided, it is possible to prevent the apron cover 12 from bending toward the washing place 2 side.

Also, two of the four engaging portions 12E of the apron cover 12, which are arranged inside, are provided in the handle portion 30 (see FIGS. 3 and 5). Since the surface of the first hanging piece 11H of the first hanging portion 11B on the side of the bathtub main body 10 is in contact with the surface of the engaging portion 12E on the side of the washing area 2, the user can engage the hand portion 30. It is possible to prevent the apron cover 12 from bending toward the washing place 2 side even if the user grabs the place where the part 12E is provided.
In addition, since the surface of the first hanging piece 11H facing the washing area 2 is in contact with the surface of the lower inclined portion 12B on which the engaging portions 12E are arranged, the surface facing the bathtub main body 10 is in contact with the surface of the lower inclined portion 12B. It is possible to suppress the bending of the apron cover 12 toward the bathtub body 10 side even if the place where the engagement part 12E of the 30 is provided is grasped.

In this way, the bathtub 1 has a hand holding portion in which the left and right central upper portions of the side portions on the side of the washing place 2 protrude toward the washing place 2 from the left and right end portions of the upper edge extending to the washing place 2 side where the hand is less frequently placed. 30. Therefore, in a plan view from above, the bathtub 1 has a region of the washing place 2 by suppressing the left and right ends of the upper edge extending toward the washing place 2 where hands are less frequently touched from protruding toward the washing place 2 side. can be restrained from occupying

Therefore, the bathtub 1 of the present invention is convenient to use.

In addition, the handle portion 30 of the bathtub 1 has a larger dimension from the upper end to the lower end as the distance from the washing place 2 increases. When the user puts his or her hand on the handholding part 30 from the washing place 2 side, the fingers of the user's hand are arranged so that the thumb and other fingers face each other and the distance between them widens toward the fingertips. Therefore, in the bathtub 1, when a user in the washing area 2 extends his/her hand to the handholding portion 30, the shape of the fingers of the hand easily follow the shape of the handholding portion 30, making it easy to place the hand.

In addition, the handle portion 30 of the bathtub 1 is formed by a curved surface that slopes downward toward the side portion 3 on the side of the washing place 2 and that is recessed upward and curved, and the lower end faces the side portion 3 on the side of the washing place 2. It has a continuous bottom surface 12J, and the top surface 10E is more gradual than the bottom surface 12J. Therefore, since the hand-holding portion 30 of the bathtub 1 has the lower surface 12J formed by a curved surface that is recessed upward, it is easy for the user's fingers to fit. In addition, since the upper surface 10E has a gentler inclination than the lower surface 12J, the user can easily put his or her hand on the upper surface 10E and rest his or her weight on the upper surface 10E.

The present invention is not limited to the first embodiment explained by the above description and drawings, and the following embodiments are also included in the technical scope of the present invention.
(1) In the first embodiment, the non-slip portion is a portion whose bottom surface is textured, but a member made of rubber, elastomer, or the like may be attached.
(2) In the first embodiment, the upper surface of the upper inclined portion and the lower surface of the lower inclined portion of the handhold portion are curved surfaces. may be formed on a plane. Also, the upper surface of the upper inclined portion and the lower surface of the lower inclined portion may be formed of a curved surface and a flat surface.
(3) The number of long holes formed in the first drooping portion, the second drooping portion, the locking portion, the claw portion, the engaging portion, and the locked portion is not limited to the number disclosed in the first embodiment.
(4) In Example 1, the upper end surface of the contacted portion contacts the lower end surface of the contact portion and the lower end surface of the second base, and the surface of the contacted portion facing the washing area is the second hanging piece. It abuts on the surface on the main body side, and the surface on the bathtub main body side abuts on the upper end portion of the surface on the washing area side of the second mounting portion, but a gap may be provided.
(5) In Embodiment 1, the lower sloped portion is formed integrally with the apron cover, but the lower sloped portion formed separately from the apron cover may be connected to the apron cover.
(6) In Example 1, the handhold is provided at the top left and right center of the side of the bathtub facing the washing area. good too.
(7) In Example 1, in plan view from above, the handle protrudes toward the washing area from the left and right ends of the upper edge of the flange extending toward the washing area. may extend to the left or right end of the In other words, the handle portion protrudes toward the washing area from at least one of both ends of the upper edge extending toward the washing area.

DESCRIPTION OF SYMBOLS 1... Bathtub 2... Washing place 3... Side part 10E... Upper surface 12J... Lower surface 30... Handle part B... Bathroom

Claims (3)

In a state of being installed in a bathroom having a washing place, an upper edge provided on the upper part of the side part on the side of the washing place and extending toward the washing place in a plan view seen from above is closer to at least one of both ends of the washing place. Equipped with a handle protruding to the side,
The hand holding portion has an upper surface formed by a curved surface that is inclined downward in a direction away from the washing place from an upper edge extending toward the washing place and protrudes upward ,
The bathtub , wherein the upper edge is located at the outer edge of the washing area . 2. The bathtub according to claim 1, wherein the handle portion has a dimension from an upper end to a lower end that increases with increasing distance from the washing place. The handhold portion is formed by a curved surface or flat surface that slopes downward toward the side portion on the washing area side and that is recessed and curved upward, and the lower end is a lower surface that is continuous with the side portion on the washing area side. has
3. The bathtub according to claim 1 or 2, wherein said upper surface has a gentler slope than said lower surface.

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