JP2675871B2 - Flat roof material - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a flat roof material capable of giving a three-dimensional appearance to a roof.

[Prior art] The conventional flat roofing material A 'has a front edge which is only a straight line parallel to the eaves tip. I didn't put it out.

[Problems to be Solved by the Invention] In the conventional example as described above, since the thickness of only one step appears, the appearance of the roofing is monotonous and the front edge of each step is straight. Therefore, there was a problem that the roofing became more monotonous and lacked in three-dimensional appearance.

The present invention has been made in view of the above-mentioned problems of the conventional example, and its object is to have a portion in which the appearance of the roofing looks like three steps, a portion that looks like one step, and a portion that looks like two steps. It can be roofed so that the part that looks like a stack appears, and the appearance of the front edge of each step can be modified so that it has a change in the front-rear direction, creating a three-dimensional appearance of a roofing roof. There is to provide a flat roofing material that can be.

[Means for Solving the Problems] In the flat roof material of the present invention, the first side edge 2 is formed at one end of the front edge of the plate 1 and the second side edge 3 is provided at the other end. A protrusion 4 is formed which is continuous with the end of the first side edge 2 and is recessed rearward, and which projects forward between the end of the recess 4 and the end of the second side edge 3. The second side edge 3 is formed on the extension of the first side edge 2 and forms the portion 5, and the total length of the first side edge 2 and the second side edge 3 is the valley bottom side 6 of the recess 4. Length and protrusion 5
Is equal to the length of the front end apex side 7, the first side side 2, the valley bottom side 6 and the front end apex side 7 are parallel, and both side sides 8 of the recess 4 are
The side 8 which is continuous with the first side 2 and the side 10 which is continuous with the second side 3 out of both sides 10 and 11 of the protrusion 5 have the same length and the same inclination. By adopting such a configuration, the problems of the conventional example described above are solved.

[Operation] When roofing, the side edges of the adjacent flat plate roofing materials A in the first stage are butted side by side, and then the first flat plate roofing material A is placed on top. When the second flat plate roof material A is placed and thatched, the second flat plate material A of the first stage is connected to the first side edge 2 and the second side edge 3 of the second step. The front end top side 7 of the protrusion 5 of the flat sheet roof material A is overlapped, and the valley bottom side 6 of the concave portion 4 of the flat sheet roof material A of the first stage is overlapped.
The first side edge 2 and the second side edge 3 of the adjacent flat roof materials A in the second step are overlapped with each other, and the first side edge 8 and the second side edge 10 are overlapped with each other. Stacking, then the first of the flat roof material A of the second stage
The front end apex side 7 of the projection 5 of the flat plate roof material A of the third step is overlapped on the continuous portion of the side edge 2 and the second side edge 3, and the flat plate roof material A of the second step is The first side portion 2 and the second side portion 3 of the adjacent flat roof material A in the third step are overlapped on the valley bottom side 6 of the concave portion 4, and the third side is set in the side edge 8 of the second step. The work is performed by stacking the eye side edges 10, and includes the valley bottom side 6 of the first-stage flat roof material A, the second continuous first side edge 2 and the second step Side edge 3, front edge top edge 7 of the third stage
In the overlapping portion of and, it appears to be tripled, and in the overlapping portion of the side 8 of the first stage and the side 10 of the second stage, they appear to be two layers. Moreover, the part where the other side 9 of the recess 4 and the other side 11 of the protrusion 5 in each step are continuous can be seen in a single step. Further, the shape of the front edge of each step can be configured such that the first side portion 2, the concave portion 4, the protrusion 5, and the second side portion 3 are continuously concavo-convex in the lateral direction. Is.

EXAMPLES The present invention will be described below in detail based on examples shown in the accompanying drawings.

The flat roof material A is a cement-based material such as a fiber-containing cement board, and FIGS. 1 and 2 show examples of the flat roof material A of the present invention. That is, the first side edge 2 is formed at one end of the front edge of the plate body 1, the second side edge 3 is formed at the other end, and the first side edge 3 is connected to the end of the first side edge 2. To form a recess 4 which is recessed rearward, and the end of the recess 4 and the second
A flat roof material A is formed by forming a projection 5 that projects forward between the end of the side edge 3 and the end. Where the first side 2
The second side edge 3 is located on the extension line of the first side edge 2 and the second side edge 3 in the embodiment shown in FIGS. It is located on a horizontal line parallel to the edge 12, and the dimensional relationship is h = i in FIGS. 1 and 2. Also, the length a of the first side edge 2 and the second side edge 3
Is equal to the length c of the valley bottom side 6 of the recess 4 and the length d of the front end top side 7 of the protrusion 5, that is, the dimensional relationship is a + b = c = d. Therefore, in the embodiment of FIGS. 1 and 2, there is a further relationship of a = b = c / 2 = d / 2. Further, the first side edge 2 (and the second side edge 3), the valley bottom edge 6 and the front end apex edge 7 are parallel to each other,
In the embodiment of FIGS. 1 and 2, since the first side edge 2 is a horizontal line parallel to the horizontal rear edge 12 of the plate 1, the valley bottom edge 6 and the front edge top edge 7 are also horizontal. It is a straight line. Also,
Of the both sides 8 and 9 of the concave portion 4, the side 8 continuous with the first side edge 2 and the side edge 10 and 11 of the protrusion 5 which is continuous with the second side edge 3 have the same length. And the slope is the same. That is, in FIG. 1 and FIG. 2, the side edges 8 and 10 have the same inclination, and the relationship j = k. By the way, in the embodiment shown in FIG. 1, since the side sides 8 and 10 are oblique sides, the relation of e = f = g / 2 is further satisfied.

In addition, in FIG. 1 and FIG. 2, each corner of the unevenness of the front edge which is uneven may be chamfered linearly or arcuately.

The flat roofing material A having the above-described configuration is roofed as follows. An example of the flat roof material A shown in FIG. 2 will be described.

That is, the side edges of the flat roofing material A that is laterally adjacent to the side edge portions of the flat roofing material A are abutted one after another in a row. The first side portion of the flat roof material A of the first stage is placed on the flat roof material A of the second stage mounted on the flat roof material A of the first stage thus roofed. The front end apex side 7 of the projection 5 of the flat roof material A of the second step is overlapped on the continuous portion of the side 2 and the side edge 3 of the second side, and the concave portion 4 of the flat roof material A of the first step is formed. The first side portion 2 and the second side portion 3 of the adjacent flat roof material A on the second stage are overlapped on the valley bottom side 6, and the side 8 on the first stage and the side on the second stage are overlapped. The flat roofing materials A are piled up and roofed in such a manner that 10 and 10 are stacked, and in the same manner, the side flats are abutted to each other and the flat roofing materials A next to each other are roofed one after another to form the second flat roofing material A. Thatched aside. Next, the front end apex side 7 of the protrusion 5 of the flat plate roof material A of the third step is provided at the continuous portion of the first side part 2 and the second side part 3 of the flat plate roof material A of the second step. Recesses 4 of the flat roof material A of the second step
The first side portion 2 and the second side portion 3 of the adjacent flat roof material A in the third stage are overlapped on the valley bottom side 6 of the third stage, and the third side is formed on the side side 8 of the second stage. Flat roof material A is piled up and roofed in such a manner that the side edges 10 are stacked, and in the same manner, the flat roof material A is abutted one after another with the side edges thereof abutted to each other. To the side. FIG. 4 shows the positional relationship among the first-stage flat roof material A, the second-stage flat roof material A, and the third-stage flat roof material A (FIG. 5 shows 1 shows each positional relationship between the flat roof material A of the first stage, the flat roof material A of the second stage, and the flat roof material A of the third stage when the flat roof material A of FIG. ). Similarly, as shown in FIG. 3, the fourth stage, the fifth stage... Are performed. When constructed in this manner, as is clear from FIG. 3, the valley bottom 6 of the flat roofing material A of the first stage, the first side 2 and the second side 2 which are continuous in the second stage Third, in the part where the front end top side 7 of the third stage overlaps, it appears to be triple overlapped. In addition, in a portion where the side 8 of the first stage and the side 10 of the second stage overlap, it is seen as a two-stage overlap. Furthermore, the other side 9 of the recess 4 of each step
And the other side 11 of the protruding portion 5 is continuous, and can be seen in a single-stage state. Then, as shown in FIG. 3, the shape of the front edge of each step becomes a shape in which the first side 2, the recess 4, the protrusion 5, and the second side 3 are continuously uneven in the horizontal direction. Things.

In addition, a starter flat roof material (not shown) having a horizontal front edge is laid below the first stage at the eaves-side tip.

FIG. 6 shows still another embodiment of the present invention. The embodiment shown in FIG. 6 shows an embodiment in which a ≠ b and a + b = c = d.

FIG. 7 shows still another embodiment of the present invention. In this embodiment, the length a of the first side edge 2 and the second side edge 3 is
This is a point when the lengths c and d of b, the bottom side 6 of the valley, and the top side 7 of the front end are shortened to their limits. An example in this case is shown in FIG.

FIG. 8 shows still another embodiment of the present invention. In this embodiment, the first side edge 2, the second side edge 3, the valley bottom edge 6, and the front end apex edge 7 are respectively inclined. Different embodiments are shown.

By the way, according to the present invention, the ninth
As shown in the figure, the original plate B can be set up as shown by the broken line in FIG. This shows an example of manufacturing the flat roof material A shown in FIG.
The flat roof material A shown in FIGS. 8A and 8B can be similarly set up.

EFFECTS OF THE INVENTION In the present invention, as described above, the first side part side is formed at one side end part of the front end edge of the plate body, and the second side part side is formed at the other end part. A concave portion that is recessed rearward is formed continuously at the end of the first side edge, and a protrusion protruding forward is formed between the end of the concave portion and the end of the second side edge. The second side edge is located on the extension of the side edge, and the total length of the first side edge and the second side edge is made equal to the length of the valley bottom side of the recess and the front edge top side of the protrusion. , The first side edge, the valley bottom edge, and the front end apex edge are parallel to each other, and the side edge that is continuous with the first side edge out of both sides of the recess and the second edge out of both sides of the protrusion. Since the side edges have the same length and the same inclination, the protrusion of the second-stage flat roof material is provided at the continuous portion of the first side edge and the second side edge of the first-stage flat roof material. The top side of the front part of the section overlaps, and the first-stage flat shop The first side edge and the second side edge of the adjacent flat roofing material of the second step overlap with the bottom side of the valley of the concave part of the root material, and the first side and the second step side of the flat roofing material adjacent to the second step Side, and then overlap the front end top side of the projection of the third-stage flat roof material on a continuous portion of the first side edge and the second side edge of the second-stage flat roof material. In addition, the first side edge and the second side edge of the third-stage adjacent flat roof material overlap with the valley bottom of the concave portion of the second-stage flat roof material, and It can be constructed in such a manner that the side of the third step is overlapped on the side, and as a result, the bottom of the valley of the flat roof material of the first step, the first side that is continuous at the second step, The portion where the second side edge overlaps the top edge of the front end of the third stage appears to overlap three times, and the portion where the first stage side edge and the second stage side edge overlap. Looks like a two-tiered The portion where the other side of the recess is continuous with the other side of the protrusion is visible in a single step, and the shape of the front edge of each step is the first side, the recess, the protrusion, the second side. The two sides are continuously uneven in the lateral direction, and for these reasons, when the flat roofing material of the present invention is roofed, a roofing with an unprecedented appearance having an excellent three-dimensional appearance and an excellent change in appearance is obtained. It is possible.

[Brief description of the drawings]

FIG. 1 is a plan view of one embodiment of the flat roofing material of the present invention, and FIG.
FIG. 4 is a plan view of another embodiment of the above, FIG. 3 is a perspective view showing a construction example of the embodiment shown in FIG. 2 of the same, and FIG. 4 is a first-stage flat roof material in the construction example of the above. And a perspective view showing the positional relationship between the second-stage flat roof material and the third-stage flat roof material, and FIG. 5 is the first stage in the construction example of the flat roof material of the embodiment shown in FIG. 7 is a plan view showing the positional relationship between the flat roof material of FIG. 1, the second flat roof material and the third flat roof material, and FIG. 6 is a plan view of still another embodiment of the present invention, FIG. Is a plan view of still another embodiment of the present invention, FIG. 8 is a plan view of yet another embodiment of the present invention, FIG. 9 is an explanatory view showing the description of the production of the flat roof material of the present invention, and FIG. FIG. 1 is a perspective view of a conventional example, in which 1 is a plate body, 2 is a first side portion side, 3 is a second side portion side, 4 is a concave portion, 5 is a protruding portion, 6 is a valley bottom side, and 7 is a front end top portion. Side, 8 is side, 9 is side, 10 is side , 11 are the sides.

Claims (1)

(57) [Claims] 1. A first side edge is formed at one end of a front edge of a plate body, and a second side edge is formed at the other end of the plate edge so as to be continuous with the edge of the first side edge. A concave portion that is recessed rearward is formed, and a protrusion that protrudes forward is formed between the end portion of the concave portion and the end portion of the second side edge, and the second side edge is formed on the extension line of the first side edge. And the total length of the first side side and the second side side is made equal to the length of the valley bottom side of the recess and the length of the front end top side of the protrusion, and the first side side, the valley bottom side and the front end. The top side is parallel, and the side of the recess that is continuous with the first side and the side of the protrusion that is continuous with the second side have the same length and slope. A flat roofing material characterized by comprising: