JP2007159758A - Toilet seat device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a toilet seat device provided with a heated toilet seat with limited releasing heat and high durability which keeps the toilet clean inside by securely preventing filthy water from dispersing from a gap between the upper end of a toilet bowl body and the lower surface of the heated toilet seat. <P>SOLUTION: The toilet seat 2 makes a person who is seated on such seat feel comfortable warmth by moderately heating an outer cover member 5 by the heat generated on energizing a heater 12 of the toilet seat 2 of a toilet bowl with toilet seat 1 and transferred through a cover member 10B. The outer cover member 5 is made softer than a toilet seat case 10 to provide good cushioning characteristics and is provided with a heat insulating property to save energy by controlling heat emission from the upper surface and sides of the toilet seat 2. A lower projected section 5a with a length which can reach the lower end of a gap generated between the toilet seat case 10 and the toilet bowl body 3 is provided on the lower end of the outer cover member 5 along the inner periphery of the toilet seat case 10 to securely prevent cleaning water from splashing and leaping out from a local area by a heated water cleaning device 7 through the gap. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a toilet seat device that is attached to a toilet bowl and can keep the inside of the toilet hygienic.

In order to eliminate the unpleasant cooling sensation when sitting on the toilet seat, especially in winter, as shown in Patent Documents 1 to 3, heating toilet seats with various devices have been developed.
In Patent Document 1, it is configured to form a closed space with a toilet seat and a toilet seat lid placed on top of the toilet seat, and a heat retaining layer and a protective layer are provided on the upper surface of the toilet seat so that a person enters. When heated, the toilet seat is heated by supplying heated air to the closed space, so that the toilet seat can be warmed up in a short time from when a person enters the toilet until it is seated on the toilet seat. A toilet seat device is disclosed which saves energy and saves energy.

  Further, in Patent Document 2, a toilet seat casing formed in a hollow shape from a skin material such as rubber having countless pores and a lower member, a heater disposed in the toilet seat casing, and a seating surface (upper surface) of the heater A heating toilet seat having a heat storage material arranged on the side of the heater and a heat insulating material arranged on the lower surface side of the heater and in which the heat radiator and the skin material come into contact when seated. . Thus, the toilet seat can be warmed only when seated, and heat dissipation when not in use is reduced, thereby saving energy.

Further, Patent Document 3 discloses a heating toilet seat in which a toilet seat is composed of a synthetic resin substrate and a cork upper plate placed on the substrate, and a heater is provided in a recess formed in the upper portion of the substrate. ing. As a result, there is no cold feel when seated due to the heat insulation of the cork, heating is unnecessary except for the cold season of midwinter, and the necessary power is reduced because the cork itself has heat retention even when heating. .
Japanese Patent Laid-Open No. 11-342095 JP 2003-245225 A JP 2004-180929 A

However, in these inventions, heat radiation from the seating surface and heat radiation to the inside of the toilet seat housing are large, and heat efficiency is poor, so that it is not possible to reliably save energy. In particular, the toilet seat device described in Patent Document 1 has a problem that heat radiation from the side surface of the toilet seat body is large. Moreover, in the heating toilet seat described in patent document 2, since a skin material contacts a heat radiator directly at the time of seating, there exists a problem that durability becomes low.
Furthermore, although the toilet seat material can be selected in various ways, the toilet body is still made of earthenware, and the back of the heated toilet seat has a plurality of resins to reduce the impact when it is put on the toilet body. Or a rubber foot member is attached. For this reason, a gap (usually about 5 mm to 10 mm) corresponding to the height of the leg member is generated between the upper end of the toilet body and the lower surface of the heating toilet seat. From this gap, sewage splashed out of the toilet bowl was caused by the splash of washing water from a local area in a warm water washing toilet seat that has been spreading in recent years. In addition, when a man urinates while sitting, a part of the urine jumps out of the gap and the upper surface of the toilet is soiled.

  Then, this invention makes it a subject to provide the toilet seat apparatus which can prevent scattering of the sewage to the clearance gap between a toilet seat and a toilet bowl, and can keep the inside of a toilet clean.

The toilet seat device according to the first aspect of the present invention is attached to the outside of the toilet seat housing, is made of a softer material than the toilet seat housing, and is detachably disposed on the toilet seat housing. A downward projecting portion having a covering cover material and having a length that substantially closes a gap formed between the toilet seat housing and the toilet body is provided at the lower end of the outer covering cover material along the inner periphery of the toilet seat. It is what.
Here, the outer covering cover material only needs to cover the upper part of the toilet seat housing outside the toilet seat housing, and does not ask for the area and the design. Further, the length of substantially closing the gap formed between the toilet seat housing and the toilet body does not mean that the toilet seat body is completely in contact with the upper surface of the toilet body and is sealed, What is necessary is just to reduce the clearance gap produced between the toilet bowl main bodies. Preferably, the length that substantially closes the gap generated between the toilet seat housing and the toilet body is not limited to the upper surface of the toilet body so long as a gap of about 1 to 3 mm is generated. That is, in view of the dimensional accuracy of the toilet body, it is preferable that the toilet body does not contact the upper surface of the toilet body.

According to a second aspect of the present invention, there is provided a toilet seat device including: a toilet seat housing having a cavity therein; a heater attached directly or indirectly to the inside of the toilet seat housing; and at least a seat on the outside of the toilet seat housing. An outer covering cover material that is attached to cover the surface and the side surface and is detachable with respect to the toilet seat casing that is softer and more thermally insulating than the toilet seat casing. A downward projecting portion having a length that substantially closes a gap generated between the housing and the toilet body is provided at the lower end of the outer covering cover member along the inner periphery of the toilet seat housing.
Here, the outer covering cover material only needs to cover the upper part of the toilet seat housing outside the toilet seat housing, and does not ask the area and the design. Further, the length of substantially closing the gap formed between the toilet seat housing and the toilet body does not mean that the toilet seat body is completely in contact with the upper surface of the toilet body and is sealed, What is necessary is just to reduce the clearance gap produced between the toilet bowl main bodies. Preferably, the length that substantially closes the gap generated between the toilet seat housing and the toilet body is not limited to the upper surface of the toilet body so long as a gap of about 1 to 3 mm is generated. That is, in view of the dimensional accuracy of the toilet body, it is preferable that the toilet body does not contact the upper surface of the toilet body.
And the heater directly or indirectly attached to the inside of the toilet seat casing is directly embedded in the toilet seat casing or attached or joined by burying other members. Means.

According to a third aspect of the present invention, in the toilet seat device according to the first or second aspect, the inner side of the downward projecting portion is in close contact with the side surface of the toilet seat housing from the side surface to the lower surface.
Here, the inside of the lower protruding portion is in close contact with the side surface from the side surface of the toilet seat casing, and the lower protruding portion itself or the inside thereof is in close contact with the side surface of the toilet seat housing. Means that

A toilet seat device according to a fourth aspect of the present invention is the toilet seat device according to the second or third aspect, wherein a heat insulating material is disposed in a lower cavity portion inside the toilet seat housing and the entire cavity is filled.
Here, the heat insulating material at the lower part of the cavity of the toilet seat housing has only to be completely filled in the lower surface, and does not necessarily mean that the upper surface is embedded. An air layer may be formed between the toilet seat housing and a heater attached directly or indirectly.

A toilet seat device according to a fifth aspect of the present invention is the toilet seat device according to the second or third aspect, wherein the heat insulating material is attached to the inner upper surface of the toilet seat housing and has a plate shape filling a part of the cavity. is there.
Here, the plate-shaped heat insulating material that fills a part of the cavity may be any material that makes it difficult for the heat energy of the heater directly or indirectly attached to the inside of the toilet seat housing to be radiated downward. .

The toilet seat device according to the first aspect of the present invention is attached to the outside of the toilet seat housing, is made of a softer material than the toilet seat housing, and is detachably disposed on the toilet seat housing. A downward projecting portion having a covering cover material and having a length that substantially closes a gap formed between the toilet seat housing and the toilet body is provided at the lower end of the outer covering cover material along the inner periphery of the toilet seat. Yes.
Thereby, a lower projecting portion having a length that substantially closes a gap generated between the toilet seat housing and the toilet body is provided at the lower end of the outer covering cover material along the inner periphery of the toilet seat. Make sure that the water that was washed back by the hot water washing device, etc., jumps out of the gap, which has been a problem in the past, splashes the sewage out of the toilet bowl, soils the toilet bowl, and enters the toilet seat. Can be prevented. And since the outer covering cover material can be attached to and detached from the toilet seat housing, when the sewage adheres to the downward projecting portion, the heating toilet seat can be kept clean if the outer covering cover material is removed and washed. it can. Therefore, since the outer covering cover material is attached so as to cover the outside of the toilet seat housing, it can be removed and cleaned, and a heater directly or indirectly attached to the toilet seat housing is incorporated. In what is doing, the heat radiation from the upper surface and side surface of a heating toilet seat is suppressed, and energy saving can be achieved.
Therefore, it becomes a toilet seat apparatus which can prevent the scattering of the sewage from the clearance gap between the upper end of the toilet bowl main body, and the lower surface of a toilet seat, and can keep the inside of a toilet clean.

According to a second aspect of the present invention, there is provided a toilet seat device including: a toilet seat housing having a cavity therein; a heater attached directly or indirectly to the inside of the toilet seat housing; and at least a seat on the outside of the toilet seat housing. An outer covering cover material that is attached to cover the surface and the side surface and is detachable with respect to the toilet seat casing that is softer and more thermally insulating than the toilet seat casing. A downward projecting portion having a length that substantially closes a gap generated between the housing and the toilet body is provided at the lower end of the outer covering cover member along the inner periphery of the toilet seat housing.
As described above, a lower projecting portion having a length that substantially closes a gap formed between the toilet seat housing and the toilet body is provided along the inner periphery of the toilet seat housing at the lower end of the outer covering cover material. From the gap that has been a problem in the past, the water splashed by the hot water washing device etc. jumps out, splashes the sewage out of the toilet bowl, soils the toilet bowl, enters the toilet seat, It can be surely prevented. And since the outer covering cover material can be attached to and detached from the toilet seat housing, when the sewage adheres to the downward projecting portion, the heating toilet seat can be kept clean if the outer covering cover material is removed and washed. it can. Therefore, since the outer covering cover material is attached so as to cover the outside of the toilet seat housing, it can be removed and cleaned, and a heater directly or indirectly attached to the toilet seat housing is incorporated. Therefore, the heat generated by the heater attached to the toilet seat housing is transferred to the outer covering cover material, and it becomes a heated toilet seat that feels comfortable warmth without feeling cold when seated, and the outer covering cover material Because it is softer than the toilet seat housing, it has good cushioning when seated, and an external cover material with heat insulation is attached to cover at least the seating surface of the toilet seat housing and the side facing the heater. Therefore, the heat radiation from the upper surface and the side surface of the heating toilet seat is suppressed, and energy saving can be achieved.
In this way, while having a heated toilet seat with little extra heat dissipation and high durability, it is possible to reliably prevent scattering of sewage from the gap between the upper end of the toilet body and the lower surface of the heated toilet seat, and clean the inside of the toilet The toilet seat device can be maintained.

  In the toilet seat device according to the invention of claim 3, since the inner surface of the downward projecting portion is in close contact with the side surface of the toilet seat housing from the side surface to the lower surface, in addition to the effects of claim 1 or claim 2, The section has a function to reliably prevent the sewage from splashing out of the toilet due to the water splashing from the hot water washing device splashing out from the gap between the original toilet seat housing and the toilet body. In addition, the outer cover material can be firmly integrated with the toilet seat housing, and the displacement of the outer cover material becomes even less likely to occur. Therefore, even if it is removed for cleaning, the outer covering cover material is stably attached.

  In the cavity inside the toilet seat casing of the toilet seat device according to the invention of claim 4, a heat insulating material is disposed at a lower portion inside the cavity, and the heat insulating material filling the entire cavity is formed on an inner lower surface of the toilet seat casing. In addition to the effects of claim 2 or claim 3, the heater has a structure sandwiched between the outer covering cover material and the heat insulating material. However, by filling the entire cavity of the toilet seat casing, the heat dissipation of the heater to the lower portion of the toilet seat casing is significantly reduced, which contributes to energy saving.

  The heat insulating material of the toilet seat device according to the invention of claim 5 is a plate shape that is attached to the inner upper surface of the toilet seat housing and fills a part of the cavity. Thereby, the usage-amount of the heat insulating material for reducing the heat dissipation of the heater to the lower part of a toilet seat housing | casing can be reduced, and the cost of a heating toilet seat can be reduced.

Hereinafter, a toilet seat device according to an embodiment of the present invention will be described with reference to the drawings.
[Embodiment 1]

First, a toilet seat device according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 3.
Fig.1 (a) is a side view which shows the state which opened the toilet seat cover which uses the toilet seat apparatus concerning Embodiment 1 of this invention as a toilet bowl with a toilet seat, (b) is a top view. FIG. 2: is a figure which shows the AA cross section of FIG.1 (b), and is a longitudinal cross-sectional view which shows the cross section of the heating toilet seat of the toilet seat apparatus concerning Embodiment 1 of this invention. FIG. 3 is a view showing a state in which the outer covering cover material is removed from the longitudinal sectional view of FIG.

  As shown in FIG. 1, the toilet seat device according to the first embodiment includes a warm water washing device 7 and, as shown in FIG. 2, a toilet seat 2 having a heating function in which a heater 12 is disposed. Have In FIG. 1, the toilet lid 6 is opened and the toilet seat 2 is lowered. In order to reduce the impact when the toilet seat 2 is lowered on the ceramic toilet body 3 on the lower surface of the toilet seat 2, A plurality of hard rubber foot members 4 are attached.

  As a result, as shown in FIG. 1 (a), in the state where the toilet seat 2 is lowered on the toilet body 3, the upper end of the toilet body 3 and the lower surface of the toilet seat 2 are increased by the height of the plurality of foot members 4. A gap (about 5 mm to 10 mm) is generated between them. In the toilet seat-equipped toilet 1 using the toilet seat device according to the first embodiment, when the gap is closed, the washing water from the hot water washing device 7 bounces off from the local area through the gap, and the sewage to the outside of the toilet due to jumping out or the like In order to prevent scattering, a downward projecting portion 5a is provided inside the outer covering cover material 5 constituting the toilet seat 2.

For the structure of the toilet seat 2 and the configuration of the downward projecting portion 5a in the toilet seat-equipped toilet 1 using the toilet seat device according to the first embodiment, refer to FIGS. 2 and 3 which are AA cross sections of FIG. I will explain.
As shown in FIG. 2, the toilet seat 2 according to the first embodiment covers a toilet seat housing 10 made of a hard plastic material (for example, polypropylene, ABS resin, etc.) and a seating surface outside the toilet seat housing 10. The outer covering cover material 5 is made of a material softer than the toilet seat housing 10 and rich in heat insulation.

  The toilet seat housing 10 is configured so that a cavity is formed inside by combining the base material 10A and the covering material 10B, and a plurality of hard rubber foot members 4 are attached to the bottom surface of the base material 10A. On the inner surface of the covering material 10B (the inner upper surface of the toilet seat housing 10), a plate-shaped heat insulating material 11 that fills a part of the cavity is attached. And between this heat insulating material 11 and coating | covering material 10B, the heater 12 which consists of a tubing heater fixed to the aluminum foil 13 as a reflecting plate and an attachment member is arrange | positioned.

  Accordingly, when the heater 12 is energized, the heat generated from the heater 12 is transmitted through the covering material 10B to appropriately warm the outer covering cover material 5, so that it is comfortable without feeling cold when the user is seated. The toilet seat 2 feels warm, and since the outer covering cover material 5 is softer than the toilet seat housing 10, the cushioning property when seated is good, and the outer covering cover material 5 having heat insulation is used for the toilet seat housing 10. Since it is attached so as to cover the seating surface and the side surface, heat radiation from the upper surface and the side surface of the toilet seat 2 can be suppressed and energy saving can be achieved.

  Further, a lower projecting portion 5 a having a length reaching the lower end of a gap formed between the toilet seat housing 10 and the toilet body 3 is provided at the lower end of the outer covering cover material 5 along the inner periphery of the toilet seat housing 10. As a result, the washing water from the hot water washing device 7 bounces off the local area from the gap, which has been a problem in the past, and the sewage splashes out of the toilet body 3 due to the jumping out, or the upper surface of the toilet body 3 is soiled. Intrusion into the toilet seat 2 can be reliably prevented. Since the outer covering cover material 5 is detachable from the toilet seat housing 10, when dirty water adheres to the downward projecting portion 5a, the toilet covering 2 can be cleaned by removing the outer covering cover material 5 and washing it. Can be kept in.

  Here, as shown in FIG. 3, the dimension L1 to the inner edges of both ends of the opening relative to the inner peripheral edge of the outer covering cover material 5 is the covering material 10B of the toilet seat housing 10 on which the outer covering cover material 5 is covered. The dimension is the same or slightly smaller (about 3 mm to 6 mm) than the dimension L2 up to the outer peripheral edge of the covering material 10B with reference to the inner peripheral edge. Due to this dimensional difference, when the outer covering cover material 5 is covered on the covering material 10B of the toilet seat housing 10, it can be elastically contacted with an appropriate tightening force, and in an integrated state as shown in FIG. Even if the collar portion is shifted in a state where the user is seated, it is possible to prevent the external covering cover material 5 from being shifted from the covering material 10B.

As described above, the toilet seat-equipped toilet 1 using the toilet seat device according to the first embodiment has the toilet seat 2 with less excessive heat dissipation and high durability, and the upper end of the toilet body 3 and the lower surface of the toilet seat 2. It is possible to reliably prevent splashing of washing water from a hot water washing device etc. from the gap between them, splashing sewage outside the toilet bowl, soiling the toilet upper surface, and entering the toilet seat .
[Embodiment 2]

Next, a toilet seat-equipped toilet using the toilet seat device according to the second embodiment of the present invention will be described with reference to FIG. FIG. 4 is a longitudinal sectional view showing a cross section corresponding to the AA cross section of the toilet seat portion of FIG. 1 in a toilet seat with a toilet seat using the toilet seat device according to the second embodiment of the present invention.
The overall configuration of the toilet seat-equipped toilet 1 using the toilet seat device according to the second embodiment is substantially the same as the toilet seat-equipped toilet 1 according to the first embodiment shown in FIGS. 1 to 3. That is, it has the warm water washing | cleaning apparatus 7, and as shown in FIG. 4, it has the toilet seat 22 by which the heater 12 was arrange | positioned inside. A plurality of hard rubber foot members 4 are attached to the lower surface of the toilet seat 22 in order to reduce the impact when the toilet seat 22 is lowered onto the ceramic toilet body 3.

  As a result, as shown in FIG. 1A, in the state where the toilet seat 22 is lowered on the toilet body 3, the upper end of the toilet body 3 and the lower surface of the toilet seat 22 are increased by the height of the plurality of foot members 4. A gap (about 5 mm to 10 mm) is generated between them. In the toilet seat device according to the second embodiment, by closing this gap or reducing the area thereof, the wash water from the hot water washing device 7 bounces off the local area from outside the toilet. In order to prevent the scattering of sewage, a downward projecting portion 25 a is provided inside the outer covering cover material 25 constituting the toilet seat 22.

In the toilet seat 22 according to the second embodiment, as shown in FIG. 4, the cross-sectional shape of the lower protruding portion 25 a provided inside the outer covering cover material 25 is the lower protruding portion 5 a of the first embodiment. Is different. That is, the inner surface of the downward projecting portion 25a is in close contact with the side surface of the toilet seat housing 10 from the side surface to the lower surface.
As a result, the downward projecting portion 25a scatters sewage out of the toilet bowl due to, for example, jumping out of the water flushed by the hot water cleaning device 7 from the original gap formed between the toilet seat housing 10 and the toilet body 3 It is possible to reliably prevent the upper surface of the toilet bowl from becoming dirty, or to enter the toilet seat, and the outer covering cover member 25 and the toilet seat housing 10 can be more firmly integrated. .

In this way, the toilet seat device according to the second embodiment has the toilet seat 22 with less excessive heat dissipation and high durability, and sewage from the gap between the upper end of the toilet body 3 and the lower surface of the toilet seat 22. It is possible to reliably prevent scattering and keep the inside of the toilet clean.
[Embodiment 3]

Next, a toilet seat-equipped toilet using the toilet seat device according to the third embodiment of the present invention will be described with reference to FIG. FIG. 5: is a longitudinal cross-sectional view which shows the cross section equivalent to the AA cross section of the toilet seat part of FIG. 1 of the toilet seat apparatus concerning Embodiment 3 of this invention.
The overall configuration of the toilet seat device according to the third embodiment is substantially the same as that of the toilet seat-equipped toilet 1 according to the first embodiment shown in FIG. That is, the toilet seat device according to the third embodiment includes the toilet seat 27 having the warm water cleaning device 7 and a heater disposed therein. A plurality of hard rubber foot members 4 are attached to the lower surface of the toilet seat 27 in order to reduce the impact when the toilet seat 27 is lowered onto the ceramic toilet body 3.

  The configuration of the toilet seat 27 will be described with reference to FIG. As shown in FIG. 5, the toilet seat 27 according to the third embodiment includes a toilet seat housing 10 made of a hard plastic material (for example, polypropylene, ABS resin, etc.), as in the first and second embodiments. The outer cover cover 28 is made of a material that is softer than the toilet seat casing 10 and rich in heat insulation, and is detachably placed on the outside of the toilet seat casing 10 so as to cover the seating surface.

  The toilet seat housing 10 is configured so that a cavity is formed inside by combining the base material 10A and the covering material 10B, and a plurality of hard rubber foot members 4 are attached to the bottom surface of the base material 10A. On the upper surface of the base material 10A (inside the toilet seat housing 10), a heat insulating material 21 that fills the entire cavity is attached. And between this heat insulating material 21 and the coating | covering material 10B, the heater 12 which consists of the tubing heater fixed to the aluminum foil 13 is arrange | positioned.

  Accordingly, when the heater 12 is energized, the heat generated from the heater 12 is transmitted through the covering material 10B and appropriately warms the outer covering material 28, so that it is comfortable without feeling cold when the user is seated. The toilet seat 27 feels warm, and the outer covering cover material 28 is softer than the toilet seat housing 10, so that the cushioning property is good when seated, and the outer covering cover material 28 having heat insulation is used for the toilet seat housing 10. Since it is attached so as to cover the seating surface and the side surface, heat radiation from the upper surface and the side surface of the toilet seat 27 can be suppressed and energy saving can be achieved.

  Further, in the toilet seat 27 according to the third embodiment, since the entire cavity inside the toilet seat housing 10 is filled with the heat insulating material 21, the heat dissipation of the heater 12 to the lower portion of the toilet seat housing 10 is remarkably reduced. This will contribute to further energy saving.

  And the thing which the washing water by a warm water washing device rebounded from the crevice which arises between the toilet seat case 10 and the toilet bowl main body 3 along the inner circumference of the toilet seat case 10 at the lower end of the outer covering cover material 28. It is possible to reliably prevent the sewage from jumping out and splashing out of the toilet bowl or contaminating the upper surface of the toilet bowl. Since the outer covering cover material 28 can be attached to and detached from the toilet seat housing 10, when dirty water adheres to the downward projecting portion 28a, the toilet covering 27 can be cleaned by removing and cleaning the outer covering cover material 28. Can be kept in.

As described above, the toilet seat device according to the third embodiment has the toilet seat 27 that can further reduce excessive heat dissipation and has high durability, and from the gap between the upper end of the toilet body 3 and the lower surface of the toilet seat 27. It is possible to reliably prevent the sewage from splashing and keep the inside of the toilet clean.
In practicing the present invention, the configuration, shape, quantity, material, size, connection relationship, etc. of other parts of the toilet seat device are not limited to the above embodiments.

Fig.1 (a) is a side view which shows the state which opened the toilet seat cover which uses the toilet seat apparatus concerning Embodiment 1 of this invention as a toilet bowl with a toilet seat, (b) is a top view. FIG. 2: is a figure which shows the AA cross section of FIG.1 (b), and is a longitudinal cross-sectional view which shows the cross section of the heating toilet seat of the toilet seat apparatus concerning Embodiment 1 of this invention. FIG. 3 is a view showing a state in which the outer covering cover material is removed from the longitudinal sectional view of FIG. FIG. 4 is a longitudinal sectional view showing a cross section corresponding to the AA cross section of the toilet seat portion of FIG. 1 in a toilet seat with a toilet seat using the toilet seat device according to the second embodiment of the present invention. 5 is a longitudinal sectional view showing a cross section corresponding to the AA cross section of the toilet seat portion of FIG. 1 in a toilet seat equipped with a toilet seat device according to a third embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Toilet with toilet seat 2,22,27 Toilet seat 3 Toilet body 4 Foot member 5,25,28 Outer covering cover material 5a, 25a, 28a Lower protrusion 10 Toilet seat casings 11, 21 Heat insulating material 12 Heater

Claims (5)

It is attached so as to cover the outer side of the toilet seat housing, is made of a softer material than the toilet seat housing, and includes an outer covering cover material that is detachably disposed on the toilet seat housing,
A toilet seat characterized in that a downward projecting portion having a length that substantially closes a gap formed between the toilet seat housing and the toilet body is provided at the lower end of the outer covering cover material along the inner periphery of the toilet seat. apparatus. A toilet seat housing having a cavity therein, a heater directly or indirectly attached to the inside of the toilet seat housing, and attached to cover at least a seating surface and a side surface outside the toilet seat housing, Comprising an outer covering cover material that is detachable from the toilet seat housing that is softer and more thermally insulating than the toilet seat housing;
A downward projecting portion having a length that substantially closes a gap formed between the toilet seat housing and the toilet body by the outer covering cover material is formed at the lower end of the outer covering cover material along the inner periphery of the toilet seat housing. A toilet seat device provided.   3. The toilet seat device according to claim 1, wherein an inner side of the downward projecting portion is in close contact with the side surface of the toilet seat housing from the side surface to the lower surface thereof.   4. The toilet seat device according to claim 2, wherein a heat insulating material is disposed in a cavity inside the toilet seat housing so as to fill the entire cavity. 5.   4. The toilet seat device according to claim 2, wherein the heat insulating material is attached to an inner upper surface of the toilet seat housing and has a plate shape filling a part of the cavity.

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