JP6275963B2 - Floor parting material - Google Patents

Description

  The present invention relates to a floor parting material. In detail, it is related with the floor parting material which can respond | correspond to the level | step difference of various height.

  Conventionally, floor coverings have been placed at these joints and steps to cover the joints between the flooring materials, the joints between the flooring and members that make up doors and windows, or the steps formed at these joints. To be done. For example, a floor parting material is disclosed that includes a main body part and a collar part rotatably attached to the main body part so that the heights can be adjusted even when members having different heights are adjacent to each other. (For example, refer to Patent Document 1).

  According to the floor parting material disclosed in Patent Document 1, one end of the collar portion is rotatably connected to the main body portion, and the other end portion of the collar portion is placed on a surface such as a floor. The position of the other end can be adjusted according to the height of the surface such as the floor.

Japanese Patent No. 4414976

  However, in the floor parting material disclosed in Patent Document 1, since the upper surface of the flange portion extends in a flat plate shape, the step may not be connected gradually depending on the angle of the flange portion.

  An object of this invention is to provide the floor parting material which can respond | correspond to the level | step difference of various height, and can connect a level | step difference gently.

  In order to achieve the above object, the present invention provides a floor parting material (for example, a floor parting material described later) disposed between the first surface and the second surface or in the vicinity of the boundary between the first surface and the second surface. 1) a vertically long main body (for example, a main body 2 described later) provided with a shaft support (for example, a shaft support 23 described later) having an open upper surface and extending in the longitudinal direction; A substantially cylindrical shaft portion (for example, a shaft portion 33 described later) supported in a possible manner, a first extension portion (for example, a first extension portion 31 described later) extending outward in the width direction from the shaft portion, and the A flange portion (e.g., a later described) having a second extension portion (e.g., a second extending portion 32 described later) that is bent downward from an end portion on the outer side in the width direction of the first extending portion and extends further outward in the width direction. A floor parting material provided with a collar part 3).

  In this invention, a collar part is comprised including the 1st extension part and the 2nd extension part bent below from the edge part of the width direction outer side of this 1st extension part. Thereby, since the 2nd extension part is bent and extended below from the tip of the 1st extension part, even when the angle of the collar part is changed variously, the surface connected to the tip of the collar part and the collar part It can be connected gently. Therefore, it is possible to cope with steps of various heights and to connect the steps gently.

  It is preferable that the diameter of the shaft portion is larger than the thickness of the first extension portion and the second extension portion.

  In this invention, the diameter of the shaft portion is made larger than the thicknesses of the first extension portion and the second extension portion. Thereby, the floor parting material which can be rotated is realizable, maintaining the intensity | strength of the connection part of a collar part and a main-body part.

  It is preferable that the thickness of the first extension portion is thicker than the thickness of the second extension portion.

  In the present invention, the thickness of the first extension part is made larger than the thickness of the second extension part. Thereby, the intensity | strength with respect to the load from an upper surface side can be raised.

  The shaft support portion is disposed on one side portion in the width direction of the main body portion, and the upper surface of the other side portion in the width direction of the main body portion has an inclined surface portion (for example, described later) inclined downward toward the outside. It is preferably constituted by an inclined surface part 24).

  In this invention, the shaft support portion is disposed on one side portion in the width direction of the main body portion, and the upper surface of the other side portion in the width direction of the main body portion is constituted by an inclined surface portion that is inclined downward toward the outside. Thereby, the surfaces having different heights can be connected more gently.

  It is preferable that a pair of the flange portions are disposed on both sides in the width direction of the main body portion.

  In this invention, a pair of collar portions are arranged on both sides in the width direction of the main body portion. Thereby, even when the clearance gap is formed between the adjacent surfaces, the surfaces having different heights can be connected gently.

  It is preferable to further include a base (for example, a base 4 described later) that is disposed below the main body and supports the main body.

  In the present invention, a base is provided that is disposed below the main body and supports the main body. Thereby, a base part can be installed in installation surfaces, such as a flooring, and a main-body part can be attached on a base. For this reason, even when the floor material is installed before the floor parting material, the floor parting material can be constructed without processing the floor material.

  The main body and the collar are preferably fixed with an adhesive.

  In this invention, a main-body part and a collar part are fixed with an adhesive agent. Thereby, even if a flange part bends and a clearance gap is formed between members, such as a flange part and a flooring, a flange part can be bonded and fixed in the state where pressure was suppressed and the clearance gap was filled up.

  ADVANTAGE OF THE INVENTION According to this invention, the floor parting material which can respond to various level | step differences and can connect a level | step difference gently can be provided.

It is a perspective view of the floor parting material concerning a 1st embodiment of the present invention. It is a disassembled perspective view of the floor parting material of FIG. (A) A figure shows a main-body part, (b) A figure shows a base. It is a figure which shows the state of use of the floor parting material which concerns on 1st Embodiment. It is a figure which shows the state of use of the floor parting material which concerns on 1st Embodiment. It is a figure which shows the state of use of the floor parting material which concerns on 1st Embodiment. It is a figure which shows the state of use of the floor parting material which concerns on 1st Embodiment. It is a perspective view of the floor parting material concerning a 2nd embodiment of the present invention. It is a figure which shows the state of use of the floor parting material which concerns on 2nd Embodiment. It is a figure which shows the state of use of the floor parting material which concerns on 2nd Embodiment. It is the schematic which shows the floor parting material which concerns on the modification of this invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view of a floor parting material 1 according to the first embodiment.
The floor parting material 1 includes a first surface and a second surface that are two surfaces having different heights, such as the vicinity of a boundary between adjacent members at different heights, for example, a floor and a lower frame of a window, a floor and a fence. It is arrange | positioned at the level | step-difference part of the vicinity of the boundary of this surface.

  The floor parting material 1 has a main body 2, a collar 3, and a base 4. The floor parting material 1 has a vertically long shape. The floor parting material 1 is formed of a synthetic resin.

  FIG. 2A is a perspective view of the main body 2. As shown in FIG. 2A, the main body portion 2 includes a flat surface portion 21, an installation surface portion 22, a shaft support portion 23, an inclined surface portion 24, and a fitting portion 25. The main body 2 is a vertically long member. The main body 2 is installed on a flat installation surface such as a floor.

  The flat surface portion 21 is a flat surface that is positioned substantially at the center in the upper width direction of the main body portion 2 and extends in the longitudinal direction.

  The shaft support portion 23 is formed on one side portion in the width direction of the main body portion 2. The shaft support portion 23 has a surface that is curved in an arc shape so as to support a columnar shaft, and the upper surface is open.

  The inclined surface portion 24 is formed on the other side portion of the main body portion 2 in the width direction. The inclined surface portion 24 is inclined downward from the other side edge of the flat surface portion 21 toward the outside. The inclined surface portion 24 has the lowermost end portion located at the same height as the installation surface portion 22. The lower end of the inclined surface portion 24 is bent toward the inside of the main body portion 2 and is in contact with the installation surface.

  The plane part 21, the shaft support part 23, and the inclined surface part 24 described above constitute the upper surface of the main body part. The installation surface portion 22 includes a surface positioned below the shaft support portion 23 and a surface bent inward from the lower end of the inclined surface portion 24, and is in contact with the installation surface below both sides in the width direction of the main body portion 2. Yes.

  The fitting part 25 is formed below the main body part 2. Specifically, the fitting portion 25 is located between the two installation surface portions 22 on the lower side of the inclined surface portion 24. The fitting portion 25 is formed by a pair of protrusions 252 that protrude downward from a middle step portion 251 formed so as to extend in parallel to the flat surface portion 21. The fitting portion 25 is formed so that its lower end protrudes for a length that does not reach the installation surface. As shown in FIG. 2A, a groove 27 extending along the longitudinal direction of the main body 2 is formed on the outer surface of the protrusion 252 of the fitting portion 25.

  The collar portion 3 includes a shaft portion 33, a first extension portion 31, and a second extension portion 32. The collar portion 3 is a vertically long member extending along the main body portion 2.

  The shaft portion 33 has a substantially cylindrical shape, and is formed to have a dimension that allows the shaft portion 33 to slide and rotate on the arc-shaped surface of the shaft support portion 23. The shaft portion 33 is fitted to the shaft support portion 23.

  The first extension portion 31 extends further outward in the width direction from the end portion of the shaft portion 33 on the outer side in the width direction of the main body portion 2. The first extending portion 31 has an upper surface 31 a that is flat from the outer surface of the shaft portion 33. The thickness of the 1st extension part 31 is formed so that it may become thin gradually as it goes outside from the axial part 33 side.

  The second extending portion 32 extends from the end portion on the outer side in the width direction of the first extending portion 31 with the shaft portion 33 supported by the shaft support portion 23 while bending downward. The second extension part 32 is formed thinner than the first extension part 31, and the first extension part 31 and the second extension part 32 have a thickness smaller than the diameter of the shaft part 33. Is formed. The second extension portion 32 is bent with respect to the first extension portion 31. The second extending portion 32 is further bent downward at the outermost end in the width direction of the upper surface 32a, and is chamfered so that the thickness gradually decreases toward the tip.

  The collar portion 3 is formed by integrating the shaft portion 33, the first extension portion 31, and the second extension portion 32. The collar portion 3 rotates in the direction of arrow A in FIG. 1 when the shaft portion 33 rotates while being supported by the shaft support portion 23 of the main body portion 2. In addition, the 2nd extension part 32 can move up and down the range of 6 mm or more and 12 mm or less from an installation surface by the rotation of the axial part 33 by the front end side.

  FIG. 2B is a perspective view of the base portion 4. As shown in FIG. 2B, the base portion 4 has a bottom surface portion 41, a side wall portion 42, and a groove 44. The base 4 is a vertically long member that is disposed below the main body 2 and supports the main body 2. The base portion 4 is formed in a concave shape in a sectional view.

  The bottom surface portion 41 is formed of a flat surface and is disposed so as to contact the installation surface. A screw hole 43 is formed in the bottom surface portion 41. The bottom surface portion 41 is positioned on the installation surface and attached by screws 45 (see FIG. 3 and the like).

  A pair of side wall portions 42 are formed standing from both end portions on the outer side in the width direction of the bottom surface portion 41. The side wall part 42 is formed with a space between the side wall parts 42 facing each other so that the fitting part 25 in the main body part 2 is fitted.

  The groove 44 is formed on the inner surface of the pair of side wall portions 42 facing each other. The groove 44 corresponds to the groove 27 formed on the outer surface of the protrusion 252 of the fitting portion 25 and is formed so as to mesh with the groove 27.

Next, with reference to FIGS. 3 to 6, the state of use of the floor parting material 1 according to the first embodiment will be described.
FIG. 3 shows a diagram in which the floor parting material 1 according to the first embodiment is installed between the floor material 51 and the upper arm 61 of the entrance. At the time of installation, the floor parting material 1 is arranged so that the longitudinal direction is along the boundary between the first surface and the second surface. Specifically, the main body portion 2 is positioned so that the second extending portion 32 of the collar portion 3 covers the edge of the upper collar 61, and the base portion 4 is positioned at a position where it engages with the fitting portion 25 of the main body portion 2. Then, the base 4 is fixed to the flooring 51 through the screw 45 through the screw hole 43 of the base 4.

  Next, an adhesive is applied to the outer surface of the protrusion 252 or the inner surface of the side wall portion 42 of the base portion 4 in the fitting portion 25 so that the fitting portion 25 is fitted between the side wall portions 42 and fixed.

  When the level difference between the floor material 51 and the upper rod 61 is large, the shaft portion 33 is rotated upward and the tip end portion of the second extending portion 32 is placed on the upper rod 61. At this time, the tip of the second extending portion 32 can move to the height H1. The height H1 is 12 mm. When the surface on which the second extension portion 32 is placed is about 12 mm from the installation surface, the flat surface portion 21 of the main body portion 2 and the first extension portion 31 are connected at substantially the same height. A large step between the flooring 51 and the upper rod 61 is connected to the flat surface portion 21 and the first extension portion 31 from the inclined surface portion 24 of the main body portion 2, and is bent downward from the first extension portion 31. The protruding portion 32 leads to the upper surface of the upper collar 61. For this reason, the level | step difference between the flooring 51 and the upper eaves 61 becomes loose.

  In addition, when a gap is formed between the upper collar 61 and the second extending portion 32 due to the bending of the collar portion 3 or the like, the bending is suppressed to close the gap, and the shaft portion 33 and the shaft support portion are The adhesive can be applied and fixed between the two.

  FIG. 4 shows a diagram in which the floor parting material 1 according to the first embodiment is installed between the floor material 51 and the lower frame 62 of the door. The procedure for installing the floor parting material 1 is the same as that described with reference to FIG. At this time, the tip of the second extending portion 32 can move to the height of H2. H2 is 6 mm. Even if the level difference between the flooring 51 and the lower frame 62 is not large, the vertical level difference between the flooring 51 and the lower frame 62 can be obtained by rotating the shaft 33 downward in the case of FIG. Similarly to the above, the inclined surface portion 24, the flat surface portion 21, the first extending portion 31, and the second extending portion 32 can be made gentle.

  FIG. 5 shows a diagram in which the floor parting material 1 according to the first embodiment is installed between the floor material 51 and the sash angle piece 63. The procedure for installing the floor parting material 1 is the same as that described with reference to FIG. Even when a large gap is formed between the flooring 51 and the angle piece 63, the gap between the flooring 51 and the angle piece 63 is closed, and the step between the flooring 51 and the top surface of the angle piece 64 is illustrated in FIG. As in the case of No. 3, the inclined surface portion 24, the flat surface portion 21, the first extending portion 31, and the second extending portion 32 can be made gentle.

  FIG. 6 shows a diagram in which the floor parting material 1 according to the first embodiment is installed on a base material 52 arranged between the floor material 51 and the sash angle piece 64. The procedure for installing the floor parting material 1 is the same as that described with reference to FIG. Even when a gap is formed between the floor material 51 and the sash angle piece 64 and the base material 52 can be seen, the step between the floor material 51 and the base material 52 is similar to the case of FIG. The flat portion 21, the first extending portion 31, and the second extending portion 32 can be loosened and connected to the angle piece 64.

According to the floor parting material 1 according to the first embodiment having the above configuration, the following effects are exhibited.
In this embodiment, the floor parting material 1 is disposed in the vicinity of the boundary between the first surface and the second surface, such as the floor material 51 and the upper basket 61, the lower frame 62 of the door, and the sash angle pieces 63 and 64. . The floor parting material 1 has a vertically long main body 2 having a shaft support portion 23 whose upper surface is opened and extending in the longitudinal direction, a substantially cylindrical shaft portion 33 that is rotatably supported by the shaft support portion 23, and a shaft portion. A collar portion having a first extension portion 31 extending outward in the width direction from 33, and a second extension portion 32 bent downward from the end portion of the first extension portion 31 in the width direction and further extending outward in the width direction. 3 and so on.

  Thereby, since the 2nd extension part is bent and extended below from the tip of the 1st extension part, even when the angle of collar part 3 is changed variously, it leads to the tip of collar part 3 and collar part 3 The surface can be connected gently. Therefore, it is possible to cope with steps of various heights and to connect the steps gently. In addition, since the steps can be gradually continued, the risk of whispering and falling in the room can be reduced. Furthermore, since it can respond | correspond to the level | step difference of various heights, a unified external appearance can be formed by using it in various places in one building, such as a residence.

In the present embodiment, the diameter of the shaft portion 33 is configured to be larger than the thickness of the first extension portion 31 and the second extension portion 32.
Thereby, the floor parting material which can be rotated is realizable, maintaining the intensity | strength of the connection part of the collar part 3 and the main-body part 2. FIG.

Further, in the present embodiment, the thickness of the first extension portion 31 is configured to be thicker than the thickness of the second extension portion 32.
Thereby, the intensity | strength with respect to the load from an upper surface side can be raised.

In this embodiment, the shaft support portion 23 is disposed on one side in the width direction of the main body 2, and the upper surface of the other side in the width direction of the main body 2 is inclined downward toward the outside. The surface portion 24 is used.
Thereby, the surfaces having different heights can be connected more gently.

Moreover, in this embodiment, the floor parting material 1 was further comprised including the base 4 which is arrange | positioned under the main-body part 2 and supports the main-body part 2. As shown in FIG.
Thereby, since base 4 can be installed in the installation surface of flooring 51 etc. and main part 2 can be attached on base 4, even when flooring 51 is installed before floor parting material 1. The floor parting material 1 can be constructed without processing the floor material 51.

Moreover, in this embodiment, the main-body part 2 and the collar part 3 were fixed with the adhesive agent.
Thereby, even if the collar part 3 bends and a gap is formed between the collar part 3 and the member such as the flooring 51, the collar part 3 is bonded and fixed in a state in which the gap is filled by suppressing the deflection. be able to.

Next, the floor parting material 1A according to the second embodiment will be described with reference to FIGS. FIG. 7 is a perspective view of the floor parting material 1A according to the second embodiment.
The floor parting material 1A according to the second embodiment is different from the floor parting material 1 of the first embodiment in that a pair of collar parts 3A are arranged on both sides in the width direction of the main body part 2A. In the description of the second embodiment, points that are not particularly described are the same as in the first embodiment.

The main body portion 2A includes a pair of shaft support portions 23A, a pair of shaft portions 33A, a main body central portion 26, a pair of leg portions 29, and a fitting portion 25A.
The main body central portion 26 is disposed at the approximate center in the width direction of the main body portion 2A. The upper surface of the main body central portion 26 constitutes a flat portion 21A of the main body portion 2A.
The pair of shaft support portions 23 </ b> A are provided substantially symmetrically on both sides in the width direction of the main body portion 2 </ b> A across the main body central portion 26.
The pair of leg portions 29 continuously extend downward from the shaft support portion 23A and abut against the installation surface. The leg portions 29 are arranged symmetrically with the main body central portion 26 in between. The back surface of the leg portion 29 constitutes an installation surface portion 22A of the main body portion 2A.
The fitting portion 25A extends downward from the lower surfaces of the pair of shaft support portions 23A.

The collar portion 3A includes a pair of first extending portions 31A and a pair of second extending portions 32A.
The first extending portion 31A is formed wider than the first extending portion 31 in the first embodiment. Further, the first extending portion 31A is formed with the same thickness.

As shown in FIG. 7, the upper surface 32a of the second extending portion 32A is formed in a gentle curve, and the lower surface 32b is bent downward from the first extending portion 31A and extends flat.
In the second embodiment, the pair of collar portions 3A are attached to the main body portion 2A so as to be rotatable in the direction of arrow B shown in FIG.
Similarly to the case of the first embodiment, the second extending portion 32A can move up and down in the range of 6 mm or more and 12 mm or less from the installation surface on the tip side by the rotation of the shaft portion 33A.

Next, with reference to FIG.8 and FIG.9, the state of use of the floor parting material 1A which concerns on 2nd Embodiment is demonstrated.
FIG. 8 shows a base material in which the floor parting material 1A according to the second embodiment extends from the bottom of the floor 51 to the lower frame 62 in a gap formed between the floor 51 and the lower frame 62 of the door. The figure installed on 52 is shown. The second embodiment is different from the first embodiment in that the floor parting material 1A is disposed in the gap between the adjacent first surface and the second surface.

  In the second embodiment, the base 4 is disposed between the floor material 51 and the lower frame 62 and fixed on the base material 52 extending from the bottom of the floor material 51. In the example shown in FIG. 8, the height H1 from the installation surface (the upper surface of the base material 52) to the floor material 51 is 12 mm, and the height H2 from the installation surface to the upper surface of the lower frame 62 is 6 mm.

  Even if there is a gap between the adjacent floor material 51 and the lower frame 62, the floor material 51 and the lower frame 62 are connected by placing the floor parting material 1A between them and passing the pair of collar portions 3A. Specifically, as the pair of shaft portions 33A rotate, one first extending portion 31A extends toward the flooring 51, and the second extending portion 32A extends downward from the first extending portion 31A. The tip of the second extending portion 32A is placed on the upper surface of the flooring 51. The other first extending portion 31A extends toward the lower frame 62, the second extending portion 32A is bent downward from the first extending portion 31A, and the tip of the second extending portion 32A is the lower frame. 62 is placed on the upper surface. Therefore, the other second extending portion placed on the upper surface of the lower frame 62 from one second extending portion 32A placed on the flooring 51 with the pair of first extending portions 31A interposed therebetween. Up to 32A is gradually connected.

  FIG. 9 shows a view in which the floor parting material 1A according to the second embodiment is installed in the gap between the floor materials 51 and 53 having different thicknesses. In FIG. 9, the base 4 is installed on an adjustment member 7 that adjusts the height. The adjustment member 7 is formed in a shape equivalent to the width and length of the main body 2A, and a member having a desired thickness is used.

  In FIG. 9, one floor material 51 adjacent to each other has a thickness of 12 mm, and the other floor material 53 has a thickness of 15 mm. In this case, the movable range of the distal end portion of the second extending portion 32A is 6 mm to 12 mm in the vertical direction, so that it does not reach the upper surface of the floor material 53 having a thickness of 15 mm as it is. Therefore, the adjustment member 7 having a thickness of 3 mm is installed in the gap between the floor material 51 and the floor material 53. And by attaching the base part 4 on the adjustment member 7, the distance from each upper surface and installation surface of flooring materials 51 and 53 becomes 9-12 mm, and a pair of 2nd extension part 32A is the flooring materials 51,53. Placed on top.

According to the floor parting material 1A according to the second embodiment having the above-described configuration, the following effects are exhibited.
In the present embodiment, a pair of collar portions 3A are arranged on both sides in the width direction of main body portion 2A.
Thereby, even when the clearance gap is formed between the adjacent surfaces, the surfaces having different heights can be connected gently.

It should be noted that the present invention is not limited to the above-described embodiment, and modifications, improvements, etc. within a scope that can achieve the object of the present invention are included in the present invention.
FIG. 10 shows a floor parting material 1B according to a modification of the present invention. In the floor parting material 1B according to the modification, the height of the main body 2B is formed lower than that of the main body 2 in the first embodiment as compared with the first embodiment. The collar portion 3B has the same configuration as the shaft portion 33A, the first extension portion 31A, and the second extension portion 32A in the collar portion 3A of the second embodiment. The inclined surface portion 24B is narrower than the inclined surface portion 24 in the first embodiment, and the flat surface portion 21B is wider than the flat surface portion 21 in the first embodiment.

  The above-mentioned floor parting material 1B is disposed in the vicinity of the boundary between the first surface and the second surface having smaller steps. Since the floor parting material 1B is low in height, the flat surface portion 21B is wide, and the inclined surface portion 24B is narrow, smaller steps can be gradually continued. Further, it is possible to cope with a case where the gap between the first surface and the second surface is wide.

DESCRIPTION OF SYMBOLS 1 Floor parting material 2, 2A Main body part 3, 3A collar part 4 Base part 23 Shaft support part 24 Inclined surface part 31 1st extension part 32 2nd extension part 33 Shaft part

Claims (7)

A floor parting material disposed between a first surface and a second surface or in the vicinity of a boundary between the first surface and the second surface,
A vertically long main body provided with a shaft support portion whose upper surface is opened and extends in the longitudinal direction;
A substantially cylindrical shaft portion that is rotatably supported by the shaft support portion, a first extension portion that extends outward in the width direction from the shaft portion, and a lower portion from an end portion in the width direction of the first extension portion. A flange portion having a second extending portion that is bent to a width direction and extends outward in the width direction;
A base for supporting the main body ,
The shaft support portion is disposed on one side portion in the width direction of the main body portion, and the upper surface of the other side portion in the width direction of the main body portion is configured by an inclined surface portion that is inclined downward toward the outside,
The main body portion has an installation surface portion at the lower portion of the shaft support portion, and a fitting portion at the lower portion of the inclined surface portion,
The base is a floor parting material that is disposed below the inclined surface portion and fits with the fitting portion . The floor parting material according to claim 1, wherein the fitting portion is formed by a pair of protrusions that protrude downward from the back surface of the inclined surface portion, and the base portion is formed in a concave shape . The installation surface portion is also formed on a surface bent inward from the lower end of the inclined surface portion, and the fitting portion is located between the installation surface portion of the inclined surface portion and the installation surface portion below the shaft support portion. Item 3. The floor parting material according to item 1 or 2 . A floor parting material disposed between a first surface and a second surface or in the vicinity of a boundary between the first surface and the second surface,
A vertically long main body having a pair of shaft support portions and leg portions extending in the longitudinal direction on both sides in the width direction;
A substantially cylindrical shaft portion rotatably supported by each of the pair of shaft support portions, a first extension portion extending outward in the width direction from the shaft portion, and an outer side in the width direction of the first extension portion Two collar portions having a second extension portion bent downward from the end portion and extending further outward in the width direction;
A base for supporting the main body,
The leg portion has an installation surface portion,
The base part is a floor parting material that is disposed on the lower side of the main body part and fits with a fitting part provided in the main body part. The diameter of the said axial part is a floor parting material in any one of Claims 1-4 larger than the thickness of a said 1st extension part and a 2nd extension part. The floor parting material according to any one of claims 1 to 5 , wherein a thickness of the first extension portion is thicker than a thickness of the second extension portion.   The floor parting material according to any one of claims 1 to 6, wherein the main body portion and the collar portion are fixed by an adhesive.

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