JP2912550B2 - Bathtub equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention can move between a bathtub and a washing place once seated, and is particularly useful when a physically handicapped person such as an elderly person or a physically handicapped person takes a bath. The present invention relates to a bathtub device that can reduce a burden on a target and prevent a fall accident or the like from occurring to enhance safety.

[0002]

2. Description of the Related Art In today's rapidly aging society, there is a strong demand for a living environment which is safe and comfortable for people with physical disabilities such as illness, injury, aging and the like and which is considered for life.

On the other hand, bathing not only keeps the skin clean, but also promotes blood circulation and promotes metabolism, so that bathing is particularly indispensable for maintaining the health and rehabilitation of the elderly and the physically handicapped. I have.

[0004] The bathtub generally has a height of about 350 mm from the floor to the upper edge of the washing place, and the movement when entering and leaving the bath between the washing place and the bathtub is conventionally performed in an upright state.
It was necessary to take an unstable posture such as straddling the upper edge of the bathtub and standing on one leg.

[0005]

However, the unstable posture of one foot standing when moving between the washing place and the bathtub is physical, especially for the elderly, the physically handicapped and the physically handicapped. The burden was large, the work was heavy, and the safety was poor, sometimes causing a fall accident.

The present invention is based on the fact that a seating portion capable of sitting is formed on an upper surface of a trapezoidal portion provided at a corner portion of a bathtub where a washing bathtub wall intersects another bathtub wall extending in contact with the bathroom wall. Once seated, it can move between the washing area and the bathtub, reduce the physical burden when entering and exiting the bath, prevent falling accidents due to an unstable posture with one foot, and improve safety It aims to provide bathtub equipment.

[0007]

To achieve the above object, a bathtub apparatus according to the present invention comprises a bathtub surrounding a hot water storage section and rising from a washing place, wherein a bathtub wall intersects another bathtub wall extending in contact with the bathroom wall. In the corner portion, a trapezoid is provided separately from the bathtub and extends from the corner portion to the wall in contact with the wall and extends to the washing area , and the upper surface of the trapezoid portion and the vicinity of the corner portion can be seated and a seated person can be seated. Form a seating area with a seating area that moves the legs between the wash tub and the tub beyond the wash tub wall
Along with the seating part, the bathroom wall, the washing tub
Connect the wall and the bathroom wall with the wash tub wall and
A substantially triangular shape surrounded by a straight leading edge,
In addition, both seating areas near and along the bathroom wall
A handrail extending between the ends is provided.

[0008]

As described above, the bathtub apparatus of the present invention is capable of sitting on the upper surface of the trapezoidal portion provided at the corner of the bathtub where the wall of the washing bathtub extends in contact with the wall of the bathroom and intersects with the other bathtub wall. A seating portion having a seating area for moving the leg between the washing tub and the bathtub beyond the washing tub wall is formed. Therefore, once seated, it is possible to move between the washing place and the bathtub after sitting, and it is possible to eliminate the unstable posture of standing on one foot during the movement, especially for the elderly, physically handicapped, It can reduce the physical burden when people with disabilities enter and exit the bath, prevent accidents such as falls, and enhance safety. Also the seating part
In the vicinity of the bathroom wall and along the wall between both ends of the seating part
Because a handrail is extended, for example, a seated person can use a handrail.
Can be swiveled, smoothing bathing movement, especially elderly
For people with disabilities, people with disabilities and people with disabilities
Equipment can be provided.

Further, the seating portion is formed on the upper surface of the trapezoidal portion extending to the washing place in contact with the corner of the bathtub and in contact with the wall of the bathroom, so that the size of the seating portion can be adjusted independently of the bathtub. The size can be increased by the trapezoidal portion that can be formed, and the occupant can sit stably.

The seating portion can also be used as a seat when the bathroom is used as a steam bath.

Further, since the trapezoid portion extends to the washing area in contact with the bathroom wall, waterproof pans formed on the opposite walls of the bathroom can be used without affecting the shape of the bathtub. In addition, the seating portion can be formed on either the left or right side without changing the shape of the bathtub, thereby suppressing an increase in cost.

According to the second aspect of the present invention, when a substantially horizontal chair-shaped stepped surface is formed on the wall of the washing tub wall on the side of the hot water storage section, the bathtub can be seated on the seating portion or when the standing operation is performed. The two legs can be stably placed on the stepped surface inside, and the bathing operation can be smoothed, the usability of the bathtub can be improved, and the scaffolding can be secured in the bathtub, so that the safety can be further improved. The step surface can also be used as a seat for so-called half-body bathing, in which a child is bathed, and the lower part is slowly warmed from the pit.

According to the third aspect of the present invention, when the step surface is substantially at the same height as the floor surface of the washing place, when the leg is moved between the washing place and the bathtub while sitting on a seating portion, the movement is reduced. Can be carried out conveniently and without any trouble, and it is possible to enhance the convenience and safety of the elderly, the physically handicapped, the physically handicapped, and the like.

In the invention according to claim 4, the seating portion is provided.
However, when it has a pivotable rotating plate on its upper surface ,
When the occupant sitting on the upper surface of the rotating plate moves his leg between the washing place and the bathtub, the burden of twisting the body can be reduced by turning the rotating plate, and the usability can be improved.

[0015]

[0016]

An embodiment of the present invention will be described below with reference to the drawings. In FIGS. 1 to 9, a bathtub apparatus 1 of the present invention includes a bathtub wall 4 which surrounds a vertically long hot water storage unit 2 and rises up in a washbasin 3 and a bathtub wall 4 which is in contact with another bathtub wall 5A extending in contact with the bathroom wall. In the part C, a trapezoidal part 8 extending in contact with the wall and extending to the washing place 3 is provided in a row, and the upper part of the trapezoidal part 8 and the vicinity of the corner part C can be seated and the occupant can lift the washing tub wall 4. A seating portion 7 having a seating area for moving the legs between the washing place 3 and the bathtub 6 is formed.

As shown in FIG. 1, the bathtub apparatus 1 has a horizontal bottom plate 20 having a substantially rectangular plane and a non-slip embossing provided on the upper surface forming the floor F of the washing place 3.
Bathroom wall 2 standing up, leaving entrance A of washing place 3 at the side edge of
1 and a bathroom unit 24 comprising a bathtub standing wall 23 which rises along three inner surfaces of a flat U-shaped protrusion 22 protruding from the washing place 3 of the bathroom wall 21. On one of the bathroom walls 21 of the portion 24, a counter-shaped base portion 25 having a horizontal upper surface is provided.

A washing room standing wall portion 26 rising from the washing room 3 and gently curving toward the washing room 3 is bridged between both ends of the bathtub standing wall portion 23 arranged in a plane U-shape.

Such a bathroom unit 24 is made of a so-called FRP integrally molded product using a reinforced plastic in which a reinforcing material such as glass fiber or carbon fiber is mixed with a thermosetting resin such as unsaturated polyester or epoxy. It is integrally formed as various molded products.

As shown in FIG. 9, the counter 25 is provided on the bathroom wall 21 of the washing room 3, and the upper surface of the base 25 is recessed so as to be substantially parallel to the bathroom wall 21, as shown in FIG. Then, a rectangular rear surface 15 which is slightly inclined so that the lower end is located closer to the washing place 3 than the upper end, a pair of side surfaces 16 and 16 extending from both ends to the washing place 3 side, and the rear surface 15, the side surfaces 16, 16 and the lower end are joined. A recess 19 having a peripheral wall 18 consisting of a bottom surface 17 extending slightly inclined downward to the washing place 3 side for drainage;
Are formed.

Further, at the intersection between the upper surface and the side surface 16 of the base 25, a notch step extending horizontally along the intersection and a part thereof, in this example, a back end portion connected to the back surface 15 is formed. A support surface 13 having a depressed upper open rectangular parallelepiped locking portion 13A is formed.

On the back surface 15 of the peripheral wall 18 of the recess 19,
An outlet O for discharging steam for steam bath is provided.

Further, the bathtub standing wall 23 and the washing stand standing wall 26 are provided.
The bathtub 6 is arranged in a substantially rectangular space in a plane surrounded by. As shown in FIGS. 2 to 7, the bathtub 6 extends from the inner edge of a substantially horizontal flange plate 29 arranged in a plane substantially rectangular frame shape.
The wall plate 30 surrounding the four sides of the wall plate is lowered, and the bottom plate 31 is bridged between the lower edges of the wall plate 30 so that the vertically elongated hot water storage unit 2 is formed.
And a substrate 32 formed with.

At one corner of the bathtub 6 is provided a push-type button 75 which allows the drainage operation to be performed at hand, thereby eliminating the burden caused by the draining operation of the forward slant like a conventional rubber stopper.

The washing room standing wall portion 26 and the wall plate 30 facing the washing room standing wall portion 26 form the washing room bathtub wall 4 which rises at the end of the washing room 3, and are formed in the hot water storage portion 2 of the wall plate 30. The facing wall surface forms a wall surface W1 of the washing tub wall 4 on the hot water storage unit 2 side.

The bathtub standing wall 23 and the bathtub standing wall 2
The three side wall plates 30 facing 3 form the other three side bathtub walls 5A, 5B and 5C which surround the hot water storage unit 2 together with the washing bathtub wall 4 and extend in contact with the bathroom wall. The wall surfaces facing the hot water storage unit 2 at 30 are the wall surfaces W2, W3, W4 of the other bathtub walls 5A, 5B, 5C on the hot water storage unit 2 side.
Make

The washing tub wall 4 and the other tub wall 5A
The base 25 extending to the corner C of the bathtub 6 and extending to the washing place 3 intersects with the bathtub 6, and a trapezoidal portion 8 extending to and in contact with the wall of the bathroom is formed separately from the bathtub 6. As shown in FIG. 1, a side 3 along the bathroom wall 21 is provided on the upper surface of the trapezoidal portion 8 and near the corner portion C.
4A, a straight line facing the washing place bathtub wall 4 along the sides 34B, and bathroom walls 21 and washing space tub wall 4 and washing space 3 bear
The side 34C forming the Jo leading edge thus flat, substantially triangular seat 7 enclosed is formed. The seating portion 7 has a seating area capable of seating and allowing a seated person to move his / her legs between the washing place 3 and the bathtub 6 beyond the washing bathtub wall 4.
Is approximately the same height as the upper end of. Therefore, as shown in FIG.
This movement can be performed after the user once sits on the seating portion 7, preventing an accident due to an unstable posture with one foot standing, improving safety, and also being used as a seat for steam bathing.

One side 34C surrounding the seating portion 7
Since the connecting portion 35 that connects the washing room standing wall portion 26 and the base portion 25 is hung on the floor surface F of the washing room 3, both feet are placed on the floor surface F of the washing room 3 and the sitting portion 7 is conveniently seated. Can.

Further , as shown in FIG.
The neighborhood of the side 34A along the bathroom wall 21 and the bathroom wall
A handrail 14 extending between the two ends of the seating portion 7 along the vicinity 21 and capable of being gripped by a seated person is provided. The upper body can be supported for convenience and safety can be improved. The handrail 14 is made of a material having a cushioning property on its surface, has a non-slip effect, and has a diameter of about 30 mm for easy gripping.

As described above, since the seating portion 7 is formed on the upper surface of the trapezoidal portion 8 extending toward the washing place 3, a large area for seating can be taken, and the stability at the time of sitting can be improved, and the seating portion 7 can be seated. Since the section 7 is provided integrally with the bathroom unit section 24, the position of the seating section 7 can be selected and formed on both sides of the washing stand wall section 26 without changing the shape of the bathtub 6.

A wall plate 30 forming the wall surface W1 of the bathtub 6, that is, the wall surface W1 of the washing tub wall 4 on the hot water storage unit 2 side.
2, 3 and 5, a bulging portion 37 bulging toward the washing room standing wall portion 26 is provided at the bulging portion 37 and above the bottom plate 31 and on the floor. At the same height as the surface F, the washing tub wall 4
A protruding plate 39 is provided which has a side slightly lower than the hot water storage unit 2 side, that is, is slightly inclined downward toward the washing tub wall 4 or forms a horizontal chair-shaped step surface 9.

Therefore, even when the legs do not reach the bottom plate 31 of the bathtub 6 when sitting on the seating portion 7, the legs are placed on the step surface 9 having substantially the same height as the floor F of the washing place 3. It can be placed on the floor, and the bathing operation can be facilitated.
Since the inclination direction is set as described above, it is possible to reduce an accident of slipping over the step surface 9 toward the hot water storage unit 2 and falling down, and to further enhance safety. In addition, by sitting on the step surface 9, a so-called half-body bathing method of slowly warming down from the groove can be performed, and bathing with a small child is convenient.

The inner edge of the protruding plate 39 and the bottom plate 31 are connected to the wall surface W3 which faces the wall surface W1 loosely in a plane.
It is joined by the lower wall plate 40 which bulges to the side and curves. Also, the protruding plate 39 forming the step surface 9 is the wall plate 3 of the washing tub wall 4.
A groove 41 having a water gradient for draining toward the hot water storage unit 2 is provided at an edge along the zero to prevent stagnation of water on the step surface 9.

The step surface 9 is provided with a plurality of protrusions 50 for preventing slippage. As shown in FIG. 4, the protrusion 50 is smoothly curved and protrudes from the step surface 9, so that it is possible to prevent water deposits, molds, and the like from adhering and accumulating.

A plurality of non-slip projections 51 are formed on the upper surface of the bottom plate 31 of the bathtub 6 in the same manner as the projections 50 to prevent overturning on the step surface 9 and the upper surface of the bottom plate 31 to enhance safety. ing.

The washing bathtub wall 4 and the bathtub wall 5B, which constitute the vertical wall of the vertically long hot water storage unit 2, and the wall surfaces W1 and W3 facing the hot water storage unit 2 are provided with the bathtub wall 5 extending horizontally.
Pressing surface portions 10 standing up toward the wall surfaces W2, W4 of A, 5C are provided.

Two pressing surfaces 1 provided on the wall surface W1
0 and 10 correspond to the lower wall plate 40 as shown in FIGS.
Of the hot water storage unit 2 with the lower end thereof being closer to the center in the vertical direction of the hot water storage unit 2 than the upper end of the inclined surface 5.
2, 52 are formed. Further, the pressing surface portion 10 is provided with an inclined wing surface portion 53 connected to the step surface 9 via the groove portion 41. From the upper edge of the wing surface portion 53, a receiving plate 55 that is slightly inclined downward along the wall surface W1 extends.

As shown in FIGS. 2, 6, and 7, the two pressing surfaces 10, 10 provided on the wall surface W3 rise from the bottom plate 31 to the wall surfaces W2, W4, respectively. The upper end is connected to the wall surfaces W2, W4 by inclined plates 54, 54 which are inclined downward toward the wall surfaces W2, W4.

As shown in FIG. 2, the four pressing surfaces 10 are provided in mirror symmetry with respect to a vertical center plane P which divides the hot water storage unit 2 in the middle in the vertical direction.

In the upper surfaces of the bathtub walls 5A, 5C, recesses 56, 56 for placing a head H on which a bather rests are provided to enhance comfort during bathing.

Since the pressing surfaces 10 inclined in this manner are provided, even a child or a small person can take a bath, especially a bathtub 6 when performing a bathing operation.
When getting out of the room, the legs can be protruded from the pressing surface portion 10 to stand up, so that the bathing operation can be smoothly performed, the legs can be prevented from slipping, and an accident in the bathtub 6 can be prevented.

The inclined plates 54, 54, receiving plates 55, 55
Can also be used as a surface on which a bather places his / her arm.
6, the posture at the time of bathing can be kept in a relaxed state.

Further, the recesses 56, 56
It also helps not to hurt the head H when it is stretched.

Further, since the pressing surfaces 10 are provided in mirror symmetry with respect to the vertical center plane P, the bather can use the bathtub wall 5.
The head H can be safely and smoothly exited from the bathtub 6 with the head H directed to any of the bathtub walls among A and 5C.

In the present embodiment, a shelf 11 which covers the outlet O of steam is arranged in the recess 19.

The shelf 11 is, as shown in FIGS.
A pair of parallel side frame members 61, 61 placed on the support surfaces 13, 13, respectively, is joined by, for example, three horizontal frame members 62,. 63,
The lower end of the upper frame 63 is fixed to the lower surface of the horizontal frame member 62, so that the side frame members 61 are downwardly fitted into the locking portions 13 </ b> A when placed on the support surfaces 13. The lower cross member 64 forming the projection 47 of the upper frame 63 and one horizontal frame member 62 forming an edge of the upper frame 63 on the side of the washing place 3, and the lower end from the vicinity of both ends and the lower end are set to the washing place 3 side and hang down slightly. A hanging frame 48 connected between the vertical frame members 65 by a plurality of horizontal joint frame members 66, and the upper frame 6 extends from the vertical frame members 65 of the hanging frame 48 below the upper frame 63, respectively.
3 is provided with a pair of rod-shaped leg pieces 49, 49 whose rear ends abut against the back surface 15 of the recess 19 when both ends of the 3 are placed on the support surfaces 13, 13.

As described above, the shelf 11 is
A, projections 47, 47 fitted into 13A, and the back surface 15
And the leg pieces 49, 49 contacting the
9 can be easily and reliably removably disposed in the recess 19 while blocking the outlet O of steam and the washing place 3 provided on the peripheral wall 18 of the peripheral wall 18 with the hanging frame 48, thereby preventing displacement, dropping, etc., and burns caused by steam. In addition to preventing accidents such as the above, the safety can be improved, and the counter 2
5 and the appearance can be enhanced.
No storage space is required.

The upper surface of the upper frame 63 of the shelf 11 is
The placement on the support surfaces 13, 13 substantially aligns with the upper surface of the base 25.

FIGS. 10 and 11 show other examples of the shelf.
In this example, the shelf 11 is provided with the side surface 16 of the concave portion 19,
And a base 67 having downward projecting portions 47, 47, both ends of which are mounted on the support surfaces 13, 13 formed at the upper end of the support member 16, and which are fitted into the locking portions 13A, 13A, respectively.

On the upper surface and the peripheral edge of the base 67, a raised ridge 69 bulging upward is formed continuously, leaving an open portion 70 at the front edge curved convexly on the side of the washing place 3. At the same time, the washing part 3
A flat rectangular recess 71 having an inclined bottom 57 inclined downward toward the side is formed.

Further, on the upper surface of the inclined bottom portion 57, a plurality of ridges 58 provided with concave portions 58A for placing soap or the like without slipping on the upper surface are directed to the washing place 3 side in the longitudinal direction. A soap basin 59 protruding in the direction
Is formed.

The base 67 is provided on the support surfaces 13, 13.
It has a back piece 60 that hangs down along said back face 15 when both ends are mounted thereon.

Accordingly, the shelf 11 is provided with the projections 47, 47.
In addition to being able to be detachably and reliably arranged on the upper portion of the concave portion 19 with good stability, various small items such as soap and other facial cleansing foam can be stably placed on the ridges 58... In addition, the drainable inclined bottom portion 57 can reliably drain the water, and can be easily removed, thereby facilitating cleaning of dirt and the like.

Further, the shelf 11 can be arranged in the recess 19 provided in the base 25 so as to give a sense of unity and the appearance can be improved, and the stability of the shelf 11 can be improved by the back piece 60. It can be further improved.

The space of the concave portion 19 below the shelf 11 is
It can be effectively used as a storage space for placing a shampoo container or the like on the bottom surface 17.

FIGS. 12 and 13 show another embodiment of the present invention. In this example, the seating portion 7 includes a pivotable rotating plate 12 on the upper surface thereof . The rotating plate 12 is rotatable into a flat circular fitting portion 42 recessed on the upper surface of the trapezoidal portion 8, and the upper surface 12 </ b> A is positioned higher than the upper surface of the trapezoidal portion 8.
In the present embodiment, for example, an appropriate foaming agent 45 is filled in the interior of a surface member 44 formed of a synthetic resin molded product.

On the periphery of the lower surface of the rotating plate 12, a lower piece 42A of the fitting portion 42 having a fluororesin-processed upper surface is provided.
In order to reduce the frictional force between the surface member 44 and the upper surface of the lower member 42A, the leg portion 46 having a small area and contacting the lower piece 42A is provided integrally.

The bather sits on the upper surface 12A of the rotating plate 12 to reduce the burden of twisting his / her body and reduce
It is possible to move between the bathtub 6 and the bathtub 6 so that the bathing operation can be performed smoothly and the bath can be safely taken without taking an unreasonable posture.

Further, by providing a handrail 14 that can be gripped by a seated person near the seating portion 7, the bathing operation can be performed more safely and easily.

[0060]

As described above, according to the bathtub apparatus of the present invention, the washing tub wall is provided at a corner where the tub wall intersects with another tub wall extending in contact with the wall of the bathroom. A seating area is provided that extends in contact with and extends to the washing area, and that can be seated on the upper surface of the trapezoid area and in the vicinity of the corner, and in which the occupant can move his legs between the washing area and the bathtub over the washtub tub wall. The seating part is provided so that it is possible to temporarily sit on the seating part and move between the washing place and the bathtub, and especially the elderly, the physically handicapped, and the physically handicapped. While reducing the physical burden when taking a bath,
Accidents such as falling due to an unstable posture such as standing on one leg can be prevented, and safety can be improved. Also, the seating area is near the bathroom wall.
A handrail extending beside and along the wall between the two ends of the seating part
For example, the seated person can rotate by holding the handrail
Bathing movements, especially for the elderly, disabled,
Can provide affordable equipment for people with disabilities
You.

Further, the seating portion is formed on the upper surface of the trapezoidal portion extending to the washing place in contact with the corner of the bathtub and in contact with the wall of the bathroom, so that the size of the seating portion can be adjusted independently of the bathtub. The size can be increased by the trapezoidal portion that can be formed, and the occupant can sit stably.

The seating section can also be used as a seat when the bathroom is used as a steam bath.

Further, since the trapezoidal portion extends to the washing area in contact with the bathroom wall, waterproof pans formed on the opposite walls of the bathroom can be used without affecting the shape of the bathtub. In addition, the seating portion can be formed on either the left or right side without changing the shape of the bathtub, thereby suppressing an increase in cost.

According to the second aspect of the present invention, when a substantially horizontal chair-shaped step surface is formed on the wall surface of the washing tub wall on the hot water storage portion side, the legs do not reach the bottom of the bathtub due to the seating on the seating portion. Even in this case, both feet can be placed on this step surface in a stable state, which can further enhance the safety when entering and exiting the bathtub, while sitting on the step surface when taking a bath, the so-called half-body bathing method Can be performed, and the usability of the bathtub can be improved.

According to the third aspect of the present invention, when the step surface is substantially at the same height as the floor surface of the washing place, when the leg is moved between the washing place and the bathtub while sitting on the seating portion, the movement is reduced. Can be performed conveniently and without hindrance, and the usability and safety for elderly people, physically handicapped people, physically handicapped people, and the like can be enhanced.

Further, in the invention of claim 4, when the flat portion is formed by the upper surface of the swiveling rotary plate, the burden of twisting the body when moving between the washing place and the bathtub can be reduced, In addition, the bathing operation can be performed smoothly.

[0067]

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a plan view illustrating a bathtub.

FIG. 3 is a sectional view taken along the line XX.

FIG. 4 is a sectional view showing a protrusion.

FIG. 5 is a partial perspective view showing a step surface and a pressing surface portion.

FIG. 6 is a sectional view taken along line YY of FIG. 2;

FIG. 7 is a partial perspective view showing a pressing surface portion.

FIG. 8 is a partial perspective view showing an attached state of a shelf.

FIG. 9 is an exploded perspective view thereof.

FIG. 10 is a perspective view showing another example of the shelf.

FIG. 11 is a partially exploded perspective view thereof.

FIG. 12 is a perspective view showing another embodiment of the present invention.

FIG. 13 is a cross-sectional view illustrating a rotating plate.

FIG. 14 is a perspective view showing the operation of the seating portion.

[Explanation of symbols]

 2 Hot water storage unit 3 Washing area 4 Washing area bathtub wall 5A Other bathtub wall 6 Bathtub 7 Seating part 8 Trapezoidal part 9 Step surface 12 Rotating plate 14 Handrail C Corner part F Washing floor

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) A47K 3/02-4/00

Claims (4)

(57) [Claims] A bathtub wall surrounding a hot water storage section and rising up at a washing place, wherein the wall of the bathtub intersects with another bathtub wall extending in contact with the wall of the bathroom, and separate from the bathtub and from the corner section to the wall. A trapezoidal portion extending to the washing place in contact with the washing machine , and <br/> an upper surface of the trapezoidal portion and the vicinity of the corner portion can be seated, and a seated person can move over the washing tub wall between the washing tub wall and the leg between the washing tub and the bathtub. Form a seating area of the seating area to be moved with
The seating portion includes a wall of the bathroom, a wall of a washing tub, and a bath.
The straight wall facing the washing area by connecting the wall of the room and the washing tub wall
A substantially triangular shape surrounded by the front edge, and a seating portion
In the vicinity of the bathroom wall and along the wall between both ends of the seating part
A bathtub device provided with a handrail that extends . 2. The bathtub apparatus according to claim 1, wherein a substantially horizontal chair-shaped step surface is formed on a wall surface of the washing bathtub wall on the hot water storage section side. 3. The bathtub apparatus according to claim 2, wherein said step surface is substantially flush with a floor surface of a washing place. 4. The bathtub apparatus according to claim 1, wherein said seating portion has a pivotable rotating plate on an upper surface thereof .