JP3496591B2 - Flat roof tile - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flat roof tile capable of roofing with a feeling of small division.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 6, a sub-groove 3 in the eaves direction is formed in an exposed portion 2 of a flat tile main body 1, and the side end is formed along the side edge of the flat tile main body 1. A flat roof tile is known in which the cutouts 4 are formed so that when the edges are abutted against each other, the cutouts 4 have a groove-like appearance. In the flat tile, the notches 4 are formed on both side edges of the flat tile main body 1, and the width dimension A of the notches 4 is set to 1/2 of the width dimension B of the small groove 3, that is, The total width dimension (2A) of both notches 4 is set to be equal to the width dimension B of the same small groove 3 (2A = B).

Therefore, in this case, when the flat roof tiles are lined up on the roof so that the non-exposed portions 5 of the flat tiles are overlapped with each other, the exposed portions 2 are exposed to the front side. And
The exposed portion 2 looks as if it was divided by the slits 3, and roofing with a feeling of splitting is performed. Therefore, it is possible to construct the roof tiles as a flat tile without arranging a large number of small tiles side by side, and to easily obtain a roofing appearance with a small split feeling.

[0004]

However, in the above-mentioned prior art, the side edges of the flat tile main body 1 are generally not mirror-finished and have an uneven surface. When the side edges of the above are abutted against each other, a clearance is generated at the abutted portion. Therefore, the total width of both notches 4 (2
Even if (A) is set to be equal to the width dimension B of the small groove 3 (2A = B), in the construction state in which the roof is lined up on the roof, the small groove-like appearance at the abutting portion The width dimension is 2A + α, which is wider than the width dimension B of the same small groove 3 by α.

That is, the width dimension of the groove, which has a shape of a small groove at the abutting portion due to the notch 4, has a flat roof tile main body 1
There is a problem in that the width dimension B of the other small groove 3 formed in 1 is widened, and a discomfort is caused at the abutting portion, so that the appearance of the construction when the roof is raised is not good.

The present invention has been invented in order to solve the above problems in the prior art, and its object is to provide a flat roof tile that can be raised up with a good construction appearance so as not to cause discomfort at the butted portions. Is to provide.

[0007]

The flat tile according to claim 1 of the present invention has a bottom-shaped slotted groove in the eaves ridge direction in the exposed portion of the flat tile main body, and a side end of the flat tile main body. the Kowari groove-like appearance when the said side edges together butted along the edges Yes
Extending to form shapes <br/> by over unexposed portions of the bottom shape of the notch from the exposure unit, Ri Na is set smaller than the width dimension of said Kowari groove the sum of the width dimension of the notch, the side edges Butt between edges
The width dimension of the groove that looks like a small groove is
The width dimension will be approximately equal to the width dimension .

Therefore, in this case, the sum of the width dimensions of the notches formed along the side edge of the flat tile main body and having a small groove-like appearance when abutted against each other is the exposed portion of the flat tile main body. Since it is set to be smaller than the width dimension of the small groove in the eaves direction formed on the roof, even if it is roofed side by side on the roof so that clearance is created at the abutting portion, the appearance of a small groove-like shape at the abutting portion. Can be constructed by making the width dimension of the groove substantially equal to the width dimension of the small groove,
It is possible to raise the roof with a good construction appearance so that there is no discomfort in the butted part.

[0009]

Further, since Kowari grooves and notches are formed in a bottomed shape, from the small split grooves and cut-back side water not easily around, waterproof in portion and the abutting portion of the Kowari groove Can be improved.

[0011]

Further , since the notch extends from the exposed portion to the non-exposed portion, a space is formed by the notch with the back surface of the flat tile main body to be superposed on the notch, and at the abutting portion. The contact area between the side edges of the flat tile main body is also reduced, water is prevented from entering the back side due to the capillary phenomenon at the abutting portions, and the waterproofness at the abutting portions can be further improved.

[0013] flat tile according to claim 2 of the present invention, in the flat tiles according to the claim 1 is characterized in that juxtaposed formed at intervals a plurality of Kowari grooves mutually.

Therefore, in this case, in particular, since the exposed portion of the flat roof tile body has a plurality of small dividing grooves, the feeling of small dividing is increased without complicating the construction, so that a better appearance can be obtained. It can be easily raised.

The flat tile according to claim 3 of the present invention is the flat tile according to claim 1 or 2 , wherein the eaves side edge of the flat tile main body is formed in a stepped shape on both sides of the small groove. It has a feature.

Therefore, in this case, in particular, since the eave-side edge of the flat tile body is formed in a stepped shape on both sides of the small groove, the eaves of the exposed portion are divided by each small groove. The length in the ridge direction is different, and the feeling of small splits is increased, and it is possible to raise the roof to create a variety of construction appearances.

A flat roof tile according to a fourth aspect of the present invention is the flat roof tile according to any one of the above first to third aspects,
It is characterized in that cutouts are formed on both side edges of the flat tile main body.

Therefore, in this case, in particular, since the notches are formed on both side edges of the flat tile body, the total width dimension of the notches is distributed to both sides, and the width dimension of each notch is different. As a result, the reduction in strength at the side edge of the flat plate tile main body due to the formation of the notch can be reduced.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS.
4 shows an embodiment corresponding to all four , the flat roof tile of the embodiment, the small groove 3 in the eaves ridge direction in the exposed portion 2 of the flat roof tile body 1
And a notch 4 which forms a small groove-like appearance when the side edges are abutted with each other along the side edges of the flat tile main body 1.
And the sum of the width dimensions A1 and A2 of the notch 4 (A1 + A2) is smaller than the width dimension B of the small groove 3 (A1 + A2 <B).
Set it.

Further, in the flat roof tile of the embodiment, the small groove 3 and the notch 4 are formed in a bottomed shape, and the notch 4 is extended from the exposed portion 2 to the non-exposed portion 5 to form a plurality of portions. The sub-grooves 3 are formed in parallel with each other at intervals. or,
The eaves side edge 6 of the flat tile main body 1 is formed in a stepped shape on both sides of the small groove 3, and the notches 4 are formed on both side edges of the flat tile main body 1.

The flat roof tile main body 1 is formed of a cement board in a substantially oblong rectangular shape. The entire surface of the flat roof tile 1 is waterproof coated. Further, powder such as ricin paint is applied to the exposed surface 2 and the end surface. A coating material containing is applied, and the end surface of the flat plate tile main body 1 becomes uneven. Both ridge-side corners of the flat tile main body 1 are cut into chamfers, and the eaves-side edge 6 is formed in a stepped concave shape in the middle thereof.

Further, approximately half of the flat roof tile body 1 on the eaves side is the exposed portion 2.
It is said that approximately half of the same building side is the unexposed part 5, and the exposed part 2
The small groove 3 is formed within the range. The small groove 3 is in the shape of a square groove with a bottom, and is formed in parallel at intervals such that the exposed portion 2 is divided into approximately three equal parts. The eaves-side end of the small groove 3 is open to the eaves-side edge 6 of the flat tile main body 1, and the eaves-side edge 6 is formed so as to be inclined and stepped at the open portion. ing.

At both end edges of the flat tile main body 1, bottomed stepped notches 4 are formed over the entire length thereof, and the width dimensions of both notches 4 differ from A1 and A2. The total width dimension (A1 + A2) is set to be slightly smaller than the width dimension B of the small groove 3 (A1 + A2 <B). When the side edges of the flat roof tile main body 1 are abutted against each other, as shown in FIG. 2, the flat tile main body 1 has a shape similar to that of the small groove 3, and the groove width dimension of the shape is such that the same side edges have uneven surfaces and are spaced from each other. With clearance, A1 +
It is slightly larger than A2 and is substantially equal to the width dimension B of the small groove 3.

The flat roof tile of this embodiment is arranged and roofed so that the non-exposed portions 5 of the flat tiles are overlapped with each other, and the exposed portion 2 is constructed so as to appear on the front side. And exposed part 2
Is like being divided into three by the two small grooves 3, and roofing with a feeling of small dividing is performed. Therefore, it is possible to construct the roof tiles as a flat tile without arranging a large number of small tiles side by side, and to easily obtain a roofing appearance with a small split feeling.

Therefore, in the flat tile of this embodiment, the width dimension of the notch 4 is formed along the side edge of the flat tile main body 1 and has a width dimension of the notch 4 which looks like a small groove 3 when abutted against each other. Since the total sum (A1 + A2) is set to be smaller than the width dimension B of the same subdivision groove 3 formed in the exposed part 2 of the flat plate tile main body 1 in the eaves ridge direction, a clearance is created at the abutting part on the roof. Even if they are lined up in a row, the width dimension of the groove which becomes a small groove-like shape at the abutting portion can be made substantially equal to the width dimension B of the small groove portion 3 and the construction can be performed. It can be raised up with a good construction appearance so that no cracks occur.

Further, in the flat roof tile of the embodiment, since the small groove 3 and the notch 4 are formed in a bottomed shape, it becomes difficult for water to flow from the small groove 3 and the notch 4 to the back side, It is possible to improve the waterproof property in the part of the small groove 3 and the abutting part. Moreover, since the notch 4 extends from the exposed portion 2 to the non-exposed portion 5, a space is formed by the notch 4 with the back surface of the flat tile main body 1 that is overlapped on the notch 4, and the abutting portion is formed. Also, the contact area between the side edges of the flat tile main body 1 is reduced, water is prevented from entering the back side due to the capillary phenomenon at the abutting portion, and the waterproofness at the abutting portion can be further improved. .

Further, in the flat tile of this embodiment, since the exposed portion 2 of the flat tile main body 1 has a plurality of small grooves 3,
The feeling of splitting is increased without making the construction complicated, and it is possible to easily raise the roof to obtain a better construction appearance. Moreover, since the eaves-side edge 6 of the flat tile main body 1 is formed in a stepped shape on both sides of the small groove 3, each of the parts divided by the small groove 3 is located in the eaves ridge direction of the exposed portion 2. The lengths are different and the feeling of small splitting is increased, and it can be roofed to give a variety of construction appearances. Further, in this case, since the notches 4 are formed on both side edges of the flat tile main body 1, the sum of the width dimensions (A1 + A2) of both notches 4 is distributed to both sides. The width dimensions A1 and A2 are reduced, and the reduction in strength at the side edge of the flat tile main body 1 due to the formation of the notch 4 can be reduced.

3 and 4 show a reference embodiment. In the flat roof tile of the embodiment, the notch 4 is not extended from the exposed portion 2 to the non-exposed portion 5, and They are formed side by side within the range. Therefore, the contact area between the side edges of the flat tile main body 1 at the abutting portion of the non-exposed portion 5 becomes large, and the capillary phenomenon is likely to occur. There is no notch 4 between them, and the flat tile main body 1 is firmly mounted and supported. Other than that, the configuration is the same as that of the embodiment shown in FIGS. 1 and 2, and the cutout is formed from the exposed portion to the non-exposed portion.
The operation and effect other than the extending and forming are achieved as in the above embodiment.

FIG. 5 shows yet another reference embodiment,
In the flat tile of the embodiment, the notch 4 is formed only on one side edge of the flat tile main body 1, and the notch 4 is not extended from the exposed portion 2 to the non-exposed portion 5, and the exposed portion is not exposed. It is formed within the range of 2. Therefore, the contact area between the side edges of the flat tile main body 1 at the abutting portion of the non-exposed portion 5 becomes large, and the capillary phenomenon is likely to occur. There is no notch 4 between them, and the flat tile main body 1 is firmly mounted and supported. or,
In this case, the width dimension A of the notch 4 on one side is set smaller than the width dimension B of the small groove 3 (A <B). Other than that, the configuration is similar to that of the embodiment shown in FIGS. 1 and 2 above, and the notch is provided from the exposed portion to the non-exposed portion.
And the effects other than those according to claim 3 are achieved in the same manner as in the above embodiment.

[0030]

As described above, in the flat tile according to the first aspect of the present invention, the width dimension of the groove which is in the shape of the small groove at the abutting portion is approximately equal to the width dimension of the other small groove. It is possible to perform the construction, and it is possible to raise the construction appearance in good condition so that the abutting portion does not feel uncomfortable.

[0031] Also, from a small split grooves and notches not easily around the water back side, it is possible to improve the waterproof property in the part and the abutting portion of the Kowari groove.

Furthermore, it is prevented penetration of water into the back side by capillary phenomenon in the match-section, it is possible to further improve the waterproof property in the abutting portion.

Further, in the flat tile according to the second aspect of the present invention, in particular, the feeling of small division is increased without making the construction complicated, and it is possible to easily raise the roof to obtain a better appearance of construction. it can.

Further, in the flat tile according to the third aspect of the present invention, the length of the exposed portion in the eaves direction is different particularly in each part divided by the division groove, and the feeling of division is increased. Then, it can be roofed up to give a variety of construction appearances.

Further, in the flat tile according to the fourth aspect of the present invention, in particular, the total width dimension of the notches is distributed to both sides to reduce the width dimension of each notch, and the flat panel formed by the notch is formed. It is possible to reduce the decrease in strength at the side edge of the roof tile body.

[Brief description of drawings]

FIG. 1 is a plan view showing a flat roof tile which is an embodiment of the present invention.

FIG. 2 is a perspective view of a main part showing a construction state of the flat roof tile.

FIG. 3 is a plan view showing a flat roof tile as another embodiment.

FIG. 4 is a perspective view of essential parts showing a construction state of the flat roof tile.

FIG. 5 is a plan view showing a flat roof tile which is still another embodiment.

FIG. 6 is a plan view of a main part showing a construction state of a flat roof tile which is a conventional example.

[Explanation of symbols]

1 Flat roof tile body 2 exposed parts 3 small grooves 4 notches 5 Non-exposed area 6 eaves side edge

Claims (4)

(57) [Claims] 1. A bottomed roof- shaped roof tile exposed in the eaves direction
And the bottomed notch that becomes a small groove-like aspect when the side edges are abutted along the side edge of the flat tile main body from the exposed part to the non-exposed part. Extended over
Forming Te, the sum of the width dimension of the notch Ri name is set smaller than the width dimension of said Kowari groove, butt between the side edges
The width of the groove, which looks like a small groove at the part, is
A flat roof tile that is applied by making it approximately equal to the width of the groove . 2. The flat roof tile according to claim 1, wherein a plurality of small grooves are formed in parallel with each other at intervals. 3. A process according to claim 1 or 2, characterized in that formed on the stepped shape of the eaves side edge of the flat plate tile main body on opposite sides of Kowari groove
Flat roof tile described in. 4. The flat roof tile according to any one of claims 1 to 3 , wherein notches are provided on both side edges of the flat roof tile main body.