JP2008061777A - Auxiliary toilet seat for infant - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an auxiliary toilet seat for infants, which is stably mounted on an adult toilet seat, easily attachable and detachable. <P>SOLUTION: This auxiliary toilet seat 11 for the infants is mounted on a western-style toilet seat for the adult. In concrete terms, this auxiliary toilet seat is provided with an approximately elliptical seat member 12 formed with a hole 12a at its center, an inner wall 12b downward projecting from the inner edge part of the seat member 12, an outer wall 12c downward projecting from an outer edge of the seat member 12, and a friction plate 13 disposed on a face abutting on the adult toilet seat of the seat member 12 and having the lower face positioned further below the front ends of the inner wall 12b and the outer wall 12c. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an auxiliary toilet seat for infants, and more particularly to an auxiliary toilet seat for infants used by being placed on a toilet seat of a Western-style toilet.

  A conventional auxiliary toilet seat for infants is described, for example, in JP-A-10-165329 (Patent Document 1). Referring to FIG. 7, an auxiliary toilet seat 101 for infants described in the publication discloses a substantially elliptical seating member 102 having a hole 102 a formed in the center, and a support for the hand of an infant in the front region of the seating member 102. And a positioning member 104 (indicated by a broken line in FIG. 7) for fixing the infant's auxiliary toilet seat 101 to the adult toilet seat (not shown) on the lower surface side of the seating member 102. Used on an adult toilet seat.

The positioning member 104 includes a shaft 104a protruding from the lower surface of the seating member 102 and a substantially oval engagement piece 104b. Further, the engagement piece 104b is rotatably held on the shaft 104a at a position off the center. And it is described that the auxiliary toilet seat 101 for infants is fixed to the toilet seat for adults by rotating the engagement piece 104b and engaging with the lower surface of the adult toilet seat.
JP-A-10-165329

  The positioning member 104 configured as described above is designed to be versatile so that the infant auxiliary toilet seat 101 can be fixed to any adult toilet seat. Therefore, depending on the shape of the adult toilet seat, there may be a gap between the lower surface of the adult toilet seat and the engagement piece 104b.

  The gap may cause the infant auxiliary toilet seat 101 to rattle on the adult toilet seat. In particular, this rattling becomes a problem when the child gets on and off the infant's auxiliary toilet seat 101 or when the child swings his / her body back and forth and right and left on the infant's auxiliary toilet seat 101.

  In addition, the child's auxiliary toilet seat 101 may not be attached or removed by the positioning member 104 for a small child. Therefore, every time the child uses the infant's auxiliary toilet seat 101, inconveniences such as having to borrow an adult's hand arise.

  Accordingly, an object of the present invention is to provide an infant toilet seat that can be stably placed on an adult toilet seat and can be easily attached and detached.

  The infant toilet seat according to the present invention is an infant toilet seat placed on an adult toilet seat of a Western-style toilet. Specifically, a substantially elliptical seating member having a hole in the center, an inner wall projecting downward from the inner edge of the seating member, an outer wall projecting downward from the outer edge of the seating member, and an adult of the seating member And a friction plate that is disposed on a surface that contacts the toilet seat and has a lower surface positioned further below the front ends of the inner wall and the outer wall.

  The infant auxiliary toilet seat having the above structure stably fixes the infant auxiliary toilet seat on the adult toilet seat by contact friction between the adult toilet seat and the friction plate. Thereby, the auxiliary toilet seat for infants which can be used in a stable state without depending on the shape of the toilet seat for adults can be obtained.

  Further, by providing wall surfaces that bend downward at the inner edge portion and the outer edge portion of the seating member, it is possible to prevent the child's body sitting on the seating member from being damaged. As a result, an auxiliary toilet seat for infants excellent in safety can be obtained.

  Furthermore, since the infant toilet seat having the above-described configuration can be used only by being placed on the adult toilet seat, it has a structure that can be easily attached and detached as compared with the conventional infant toilet seat.

  Preferably, the friction plate deforms along the shape of the adult toilet seat when in use. Thus, by forming the friction plate with a material having high elastic deformability, the contact area between the friction plate and the adult toilet seat is increased. As a result, an infant toilet seat that can be more stably held on the adult toilet seat can be obtained.

  More preferably, the friction plate is disposed only in the front region of the seating member. Usually, the child who uses the infant's auxiliary toilet seat sits in a forward bent state on the seating member. Therefore, in order to stabilize the infant's auxiliary toilet seat, it is effective to prevent the forward displacement. Therefore, by disposing the friction plate only in the front region of the seating member, the infant's auxiliary toilet seat can be effectively stabilized and the material of the friction plate can be saved.

  Preferably, the boundary portion between the upper surface and the inner wall of the seating member and / or the boundary portion between the upper surface and the outer wall of the seating member are curved with a predetermined curvature. As a result, it is possible to more effectively prevent the child sitting on the seating member from being damaged.

  Preferably, the infant toilet seat further includes a positioning hole communicating with the seating member and the friction plate, and a gripping portion fixed to the positioning hole and extending above the seating member. Providing the gripping portion stabilizes the posture of the child who uses the infant's auxiliary toilet seat. Further, the friction plate can be positioned at a predetermined position of the seating member by fixing the gripping portion to the positioning hole.

  With reference to FIGS. 1-6, the auxiliary toilet seat 11 for infants concerning one Embodiment of this invention is demonstrated. 1 is a perspective view of the auxiliary toilet seat 11 for infants, FIG. 2 is a bottom view of the auxiliary toilet seat 11 for infants, FIG. 3 is a view showing the friction plate 13, and FIG. 4 is a sectional view taken along line IV-IV in FIG. 5 is a cross-sectional view taken along the line V-V in FIG. 2, and FIG.

  First, referring to FIGS. 1 to 5, the infant auxiliary toilet seat 11 is placed on the adult toilet seat, and the seat member 12 on which the child sits and the lower surface of the seat member 12, that is, the adult toilet seat. A friction plate 13 disposed on the abutting surface and a gripping portion 14 extending upward in the front region of the seating member 12 are provided.

  Referring to FIG. 1, a seating member 12 is a substantially elliptical member, and is formed by, for example, injection molding of plastic or the like. A substantially oval hole 12a is formed at the center of the seating member 12, and an inner wall 12b and an outer wall 12c projecting downward are provided at the inner edge and the outer edge, respectively. In addition, a front guard portion 12d that protrudes upward is provided in the front region of the inner edge portion to prevent urine from scattering. A seat member 12e is attached to the upper surface of the seating member 12 along its shape.

  In front of the front guard portion 12d, a hole 12f for holding the grip portion 14 at the center and a pair of holes 12g for holding a toy or the like are formed at both ends of the hole 12f. The gripping part 14 has a pair of grips 14a that extend to the left and right.

  Next, referring to FIG. 2, a plurality of positioning protrusions 12 h that protrude downward are provided on the lower surface of the seating member 12. The positioning projection 12h is fitted inside the adult toilet seat and positions the infant auxiliary toilet seat 11 with respect to the adult toilet seat. In this embodiment, the positioning projections 12h are provided at a total of four locations, two in the front region and two in the rear region. However, the position and number of the positioning projections 12h can be arbitrarily selected. Further, a plurality of reinforcing walls 12i for increasing the rigidity of the seating member 12 are provided further rearward of the positioning projection 12h.

  Next, referring to FIG. 3, the outer shape of the friction plate 13 is formed in a substantially arc shape so as to fit into the front region of the lower surface of the seating member 12. The friction plate 13 is provided with a large-diameter hole 13a corresponding to the hole 12f of the seating member 12 at the center and small-diameter holes 13b for receiving the positioning projections 12h on both sides thereof.

  Next, referring to FIG. 4, the hole 12 f of the seating member 12 and the large-diameter hole 13 a of the friction plate 13 constitute a positioning hole 15 that communicates with the seating member 12 and the friction plate 13. The positioning hole 15 fixes the grip 14 and also fixes the position of the friction plate 13 with respect to the seating member 12.

  Next, referring to FIG. 4 and FIG. 5, the boundary portion between the upper surface of the seating member 12 and the inner wall 12b and the boundary portion between the upper surface of the seating member 12 and the outer wall 12c are curved with a predetermined curvature, respectively. is doing.

  The inner wall 12b and the outer wall 12c are used to increase the rigidity of the seating member 12 and to injure the child's body in contact with the inner edge and the outer edge of the seating member 12 when getting on and off the auxiliary toilet seat 11 for infants. In order to prevent, it is bent downward. Therefore, it is desirable that the curvatures of the bent portions of the inner wall 12b and the outer wall 12c are larger from the viewpoint of reducing the aggression on children and improving safety.

  In this embodiment, an example in which the root portions of the inner wall 12b and the outer wall 12c are curved with a predetermined curvature has been shown. However, the present invention is not limited to this, and the effect of the present invention can be obtained only in one of them. I can. In this case, since the outer edge portion is more likely to come into contact with the child's body, it is desirable to curve at least the root portion of the outer wall 12c.

  4 and 5, when the friction plate 13 is disposed on the lower surface of the seating member 12, the thickness dimension is set so that the lower surface is located further below the tips of the inner wall 12b and the outer wall 12c. Has been. Furthermore, the friction plate 13 is formed of a material having a high elastic deformation capability and a large friction coefficient, such as polyurethane or polystyrene foam.

  Next, with reference to FIG. 6, the use state of the auxiliary toilet seat 11 for infants will be described.

  The infant's auxiliary toilet seat 11 is used by being placed on an adult toilet seat 22 of a Western-style toilet bowl 21. At this time, the front region of the infant auxiliary toilet seat 11 on which the friction plate 13 is disposed is aligned with the tip of the adult toilet seat 22, and a plurality of positioning protrusions 12 h provided on the lower surface of the seating member 12 are provided in the adult toilet seat 22. It is placed so as to fit into the hole 23.

  When the infant auxiliary toilet seat 11 is placed on the adult toilet seat 22 in this manner, the friction plate 13 is elastically deformed to have a shape along the upper surface of the adult toilet seat. Thereby, the contact area of the friction plate 13 and the toilet seat for adults increases, and the contact friction between both also becomes large in connection with it. As a result, rattling of the infant's auxiliary toilet seat 11 can be suppressed and stably fixed on the adult toilet seat 22.

  Further, by forming the friction plate 13 with a material having high elastic deformability, the friction plate 13 can be freely deformed according to the shape of the adult toilet seat 22. As a result, this infant auxiliary toilet seat 11 can be used by being placed on an adult toilet seat of any shape.

  Further, the auxiliary toilet seat 11 for infants having the above-described configuration can be used only by being placed on the adult toilet seat 22 without performing any special work such as operating the positioning member 104 as in the prior art. In this way, the child's auxiliary toilet seat 11 can be used without having an adult's hand by using a simple structure for attachment and removal.

  Furthermore, a toy or the like may be fixed to the pair of holes 12g as necessary. Thereby, since a child comes to use it actively with interest in the auxiliary toilet seat 11 for infants, it is effective as toilet training.

  In the above-described embodiment, the example in which the friction plate 13 is disposed only in the front region of the seating member 12 has been described. However, the present invention is not limited to this, and the friction plate 13 can be disposed in any position. For example, it is desirable to dispose the friction plate 13 over the entire lower surface of the seating member 12 from the viewpoint of effectively preventing rattling in all directions of front, rear, left and right.

  However, a child sitting on the seating member 12 with the grip 14 is often bent forward. Therefore, it is particularly required to prevent the infant's auxiliary toilet seat 11 from shifting forward. From the above viewpoint, the friction plate 13 may be provided at least in the front region of the seating member 12. Further, by providing the friction member 13 only in the most effective part in this way, it is possible to save material and reduce the product cost.

  As mentioned above, although embodiment of this invention was described with reference to drawings, this invention is not limited to the thing of embodiment shown in figure. Various modifications and variations can be made to the illustrated embodiment within the same range or equivalent range as the present invention.

  The present invention is advantageously used for an infant auxiliary toilet seat that is used by being placed on an adult toilet seat of a Western-style toilet.

It is a perspective view of the auxiliary toilet seat for infants concerning one embodiment of this invention. It is a bottom view of the auxiliary toilet seat for infants of FIG. It is a figure which shows the friction board used for the auxiliary toilet seat for infants of FIG. It is sectional drawing in IV-IV of FIG. It is sectional drawing in VV of FIG. It is a figure which shows the use condition of the auxiliary toilet seat for infants of FIG. It is a figure which shows the conventional auxiliary toilet seat for infants.

Explanation of symbols

11 Infant toilet seat, 12 Seat member, 12a, 12f, 12g hole, 12b Inner wall, 12c Outer wall, 12d Front guard part, 12e Seat member, 12h Positioning protrusion, 13 Friction plate, 13a Large diameter hole, 13b Small diameter hole, 14 Gripping part, 14a handle, 15 positioning hole, 21 Western-style toilet, 22 adult toilet seat, 23 center hole.

Claims (5)

An auxiliary toilet seat for infants placed on an adult toilet seat of a Western-style toilet,
A substantially elliptical seating member with a hole in the center;
An inner wall protruding downward from an inner edge of the seating member;
An outer wall protruding downward from an outer edge of the seating member;
An infant's auxiliary toilet seat, comprising: a friction plate disposed on a surface of the seating member that comes into contact with the adult toilet seat, and having a lower surface positioned further below the tips of the inner wall and the outer wall.   The auxiliary toilet seat for infants according to claim 1, wherein the friction plate is deformed along the shape of the adult toilet seat during use.   The auxiliary toilet seat for infants according to claim 1 or 2, wherein the friction plate is disposed only in a front region of the seating member.   The boundary portion between the upper surface of the seating member and the inner wall and / or the boundary portion between the upper surface of the seating member and the outer wall is curved with a predetermined curvature. An auxiliary toilet seat for infants as described in 1. The infant toilet seat is
A positioning hole communicating with the seating member and the friction plate;
The infant's auxiliary toilet seat according to any one of claims 1 to 4, further comprising: a grip portion fixed to the positioning hole and extending above the seating member.

Images