JPH0745749Y2 - Bay window - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bay window of an assembled house and the like, and is intended to improve the workability of assembling the outer wall panel to the opening at the installation site.

[0002]

2. Description of the Related Art As this kind of bay window, the bay window is integrated into a wall panel in advance by factory production, the integrated wall panel is transported to an installation location, and the integrated wall panel is built at the installation location. There is one that omits the bay window installation work at the installation site. In addition, there is also one in which a set of bay window components is produced in a disassembled state, assembled at the installation site, and struck with nails or screws at the opening of the wall panel.

[0003]

[Problems to be Solved by the Invention] However, since the bay window of the former integrated wall panel is large in size and weight, it is transported by car, especially from the factory to the nearest location.
In the case of a residential land situation such as a narrow passage from the location where the vehicle is removed from the vehicle to the installation location, the operator must carry it around, which is not easy to carry around. Also, in a mini house, which is not a large-scale panel-type building that can be built using a crane, workers will be required to build this integrated wall panel one by one, but such work was not easy.

On the other hand, according to the bay window construction at the latter installation site, the bay window mounting frame made of wooden timber and the set of each component of the bay window frame are manufactured in a disassembled state, so that Since the number of construction steps is increased and the parts are assembled by simply abutting each other one by one, the positioning work for each part is troublesome and not only is it difficult to clean the area around the opening, but it also takes a lot of trouble. .

The present invention improves the work efficiency of assembling the bay window to the outer wall panel at the installation location and improves the finish around the opening by developing and improving the bay window structure constructed at the latter installation location, which is advantageous in transportation. The purpose is to

[0006]

In the bay window of the present invention, as shown in FIG.
And as illustrated in FIG. 3, a bay window mounting frame 7 which is attached to the opening 6 of the outer wall panel, mounted et the bay window mounting frame 7
A bay window frame 9 which, bay window sash 1 which is mounted on a bay window frame 9
0 that Do from the. All of the bayonet mounting frames 7 have a groove-shaped cross section.
Four upper and lower frames 11 and 12 and left and right frames 13 made of steel
・ 14 is framed in a quadrangle. Of these, bay window mounting
The upper frame 11 of the frame 7 is a room as shown in FIG. 4 and FIG.
The web 11a facing the side and the upper and lower sides of the web 11a.
Longitudinal flanges 11b and 11c and upper flange 11
Overhanging from b to the outside of the room via the upper lip 11d
And the mounting wall piece 11f formed by
A groove 19 is formed between the lower flange 11c and the lower flange 11c. bay window
The lower frame 12 of the mounting frame 7 is, as shown in FIG. 5 and FIG.
The web 12a facing the indoor side and the top and bottom of the web 12a
Has upper and lower flanges 12b and 12c connected to
A groove 23 is formed between the flanges 12b and 12c. Out
The left frame 13 of the window mounting frame 7 is as shown in FIGS. 6 and 16.
The web 13a facing the inside of the room and the left side of the web 13a
Left and right flanges 13b and 13c connected to the right and left flan
Mounting wall piece 13 formed by projecting to the outside of the room, which is formed by the j
f and between the mounting wall piece 13f and the right flange 13c
A groove 24 is formed in the. The right frame 14 of the bay window mounting frame 7 is
A web 1 facing the interior side as shown in FIGS. 7 and 17.
4a and left and right flanges connected to the left and right of the web 14a
14b and 14c, and overhangs from the right flange 14c to the outside of the room
And the mounting wall piece 14f formed by
A groove 35 is formed between it and the left flange 14b. square
The bayonet mounting frame 7 framed in a shape is placed inside the opening 6.
From the side, fix it in place, and in this fitted state, the window
At the lower end of the upper panel 2, attach the mounting wall piece 11f of the upper frame 11 to the upper frame 1.
1 upper lip 11d on the inner side surface of the lower end of the window upper panel 2
The bottom frame 1 as well as overlapping and stopping to contact
2 the lower flange 12c to the inner side surface of the upper end of the window lower panel 3
Is in contact with. The bay window frame 9 has four upper and lower panels 45.4
6 and the left and right panels 47 and 48 are assembled in a rectangular box frame
It is matched. The bay window frame 9 assembled in the box frame is
Indoor side of each panel 45, 46, 47, 48 on the left, right, top and bottom of
The ends are the upper, lower, left and right frames 11, 12, 13, of the bayonet mounting frame 7,
Inside the grooves 19, 23, 24, 35 of 14 from the outdoor side respectively
Inserted, the upper and lower left and right panels 45.4 of the bay window frame 9
Indoor end of 6, 47, 48 is attached to the bay window from inside the bay window frame 9.
Fran of each frame 11, 12, 13, 14 on the top, bottom, left and right of the frame 7.
Fastened to screws 11c, 12b, 13c, 14b with screws 53
It is characterized by being removed.

[0007]

[Operation] Upper, lower, left and right panels 45, 46, 47 of the bay window frame 9
The indoor side end of 48 is connected to the upper, lower, left and right frames 11.1 of the bay window mounting frame 7.
By inserting into the respective grooves 19, 23, 24, and 35 of 2, 13, and 14, the temporary fixing and positioning of the bay window frame 9 with respect to the opening 6 can be obtained, and therefore the bay window frame 9 is screwed to the bay window mounting frame 7. Work becomes easy, and even if the number is small, a sufficient fixed state can be obtained.

Upper, lower, left and right panels 45, 46.4 of the bay window frame 9
The indoor side end of 7.48 is the groove 19,23,24,35.
Since it is hidden inside and hidden by the bayonet mounting frame 7 so as not to be seen from the room, the bayonet mounting frame 7 also serves to make up the indoor side end of the bayonet frame 9. Also, on the upper frame 11 of the bay window mounting frame 7.
The lip 11d abuts on the indoor side surface at the lower end of the window upper panel 2.
However, the lower flange 12c of the lower frame 12 of the bayonet mounting frame 7 is below the window.
Since it is in contact with the inner side surface of the upper edge of the panel 3, the window top
The lower end of the flannel 2 and the upper end of the window lower panel 3 can be seen from the inside of the room.
Absent.

[0009]

According to the bayonet structure of the present invention , the chamber is provided in each of the grooves 19, 23, 24, 35 provided in the upper and lower frames 11, 12 and the left and right frames 13, 14 of the bayonet mounting frame 7. Outer window frame 9 from the outside
Of Nde vertical and horizontal panels 45, 46, 47, 48 inserting the interior side end to the structure to be screwed, it is Ru easy to operation of mounting the bay window frame 9 to bay window mounting frame 7 at the installation site.
That is, each groove 19, 23, 24, 35 of the bayonet mounting frame 7
The bayonet frame 9 is attached to the upper, lower, left and right panels 45, 46, 47,
The indoor end of 48 is the upper, lower, left, and right frames 11 and 12 of the bay window mounting frame 7.
・ 13 and 14 webs 11a, 12a, 13a and 14a
Make sure the bay window frame 9 by inserting until it hits
It is temporarily fixed in the positioned state. Therefore, in this state the bay window
The upper, lower, left and right frames of the bayonet mounting frame 7 from within the frame 9 (bay window mounting frame 7)
Flange 11c / 12b / 1 of 11/12/13/14
3c and 14b, upper and lower left and right panels 45 and 46 of the bayonet frame 9
Easily attach the indoor side ends of 47 and 48 with screws 53
This is advantageous for on-site installation work. Furthermore , the indoor side of the upper, lower, left and right panels 45, 46, 47, 48 of the bay window frame 9
The end is inside the groove 19, 23, 24, 35 and has a bay window
Upper, lower, left and right frames 11, 12, 13, 14 of the mounting frame 7
It is blindfolded by bu 11a ・ 12a ・ 13a ・ 14a
Not visible from the room side. Moreover, at the lower end of the window upper panel 2
The mounting wall piece 11f of the upper frame 11 of the bay window mounting frame 7 is superposed.
And the lower end of the window top panel 2 is the interior side surface of the
The upper lip 11d of the upper frame 11 that abuts against
No, the upper edge of the window lower panel 3 also abuts on the indoor side surface of it.
The lower flange 12c of the lower frame 12 is not visible from the indoor side.
Yes. Combined with these, the interior opening of the bay window can be finished nicely.

[0010]

[Embodiment] Although the drawings show an embodiment of a bay window attached to a mini-house of a small panel type prefabricated structure such as a study room, the invention can be similarly applied to bay windows of other assembled houses and the like. 1 to 3, the bayonet 1 has a bayonet mounting frame 7 fitted into an opening 6 formed by a window upper panel 2 which is an outer wall panel, a window lower panel 3, a window side panel 4 and a pillar 5. The bayonet frame 9 is fixed, then the bayonet frame 9 is fitted and fixed in the bayonet mounting frame 7, and finally, the bayonet sash 10 is fitted in the bayonet frame 9.

As shown in FIG. 9, the bayonet mounting frame 7 is formed into a quadrangle by combining four upper and lower frames 11 and 12 and left and right frames 13 and 14. First, in this frame, 8, the upper frame 11 is fixed to the window upper panel 2 with tapping screws 15, and then the upper ends of the left and right frames 13 and 14 are fixed to the upper frame 11 with bolts 16 as shown in FIG.
And the lower frame 12 is connected to the lower ends of the left and right frames 13 and 14 with bolts 17 for assembly.

[0012] Thus, as shown in FIGS. 10 and 11, the bay window mounting frame 7 is fitted from the interior side to the both opening 6 and the window on the panel 2. The upper frame 11 of the bay window mounting frame 7 is
As shown in FIGS. 4 and 14, made of a cross-section channel-shaped steel, and the web 11a facing the indoor side, the web 1
And upper and lower flanges 11b · 11c leading to the upper and lower 1a,
Upper and lower lips 11 connected to the upper and lower flanges 11b and 11c
and d · 11e, the upper lip 11d from the upper flange 11b
Mounting wall piece 11 that is formed to project stepwise to the outside of the room through
f, and a groove 19 is formed between the mounting wall piece 11f and the lower lip 11e of the lower flange 11c . The outer end of the mounting wall piece 11f projects outward from the lower lip 11e, and serves as a guide and a positioning member when inserting the indoor end of the window frame 9 between the mounting wall piece 11f and the lower lip 11e. There is. As shown in FIG. 8, the upper frame 11 is fixed to the lower end of the window upper panel 2 with a mounting wall piece 11f and fixed with a tapping screw 15. At this time, as shown in FIG. 4, a convex strip 20 having a chevron cross section is formed in the mounting wall piece 11f in the longitudinal direction thereof, and the convex strip 20 is fitted into a concave groove 21 formed in the lower end of the window upper panel 2 in the longitudinal direction. By combining, the webs 11a of the upper frame 11 are joined together so as to project from the inner surface of the window upper panel 2 to the indoor side. The tapping screw 15 is provided at several points in the longitudinal direction of the ridge 20.
A hole 22 is formed to pass through.

[0013] lower frame 12, as shown in FIGS. 5 and 15, taken from a cross-sectional channel-shaped steel, and the web 12a facing the indoor side, and the upper and lower flanges 12b · 12c leading to the upper and lower of said web 12a, and a lip 12d which attached to the tip of the upper flange 12b, lip 12d and the lower flange 12
A groove 23 is formed between the groove and c.

As shown in FIGS. 6 and 16, the left frame 13 is made of a steel material having a grooved cross section and faces the indoor side of the web 1.
And 3a, left and right flanges 13b · 13c leading to the left and right of the web 13a, a right lip 13d of the tip of the right flange 13c, and a mounting wall piece 13f of the shaped cross section "U" which is overhanging formed from left flange 13b to the outdoor side And a groove 24 is formed between the mounting wall piece 13f and the right lip 13d of the right flange 13c . The outer end of the mounting wall piece 13f projects to the outside of the room from the right lip 13d, and serves as a guide and a positioning member when inserting the indoor side end of the window frame 9 between the mounting wall piece 13f and the right lip 13d. There is. A convex strip 25 having a chevron cross section is formed in the longitudinal direction of the mounting wall piece 13f. As shown in FIGS. 3 and 9, the left frame 13 has its upper and lower end portions stacked on the indoor side surfaces on the left end side of the webs 11a and 12a of the upper frame 11 and the lower frame 12, respectively.
Holes 2 with holes 6 and 17 at the upper and lower ends of the web 13a
6 to the webs 11a-1 on the upper frame 11 and lower frame 12 sides
Nuts 27 (FIGS. 14 and 15) attached to the respective 2a.
(Refer to) and connect. As a result, as shown in FIG. 9, the ridge 2a provided on the left end surface of the window upper panel 2 and the ridge 25 of the mounting wall piece 13f of the left frame 13 are linearly connected, and the web 13a of the left frame 13 is connected. Is web 1 with top frame 11
Similar to 1a, a state of protruding from the inner surface of the window upper panel 2 to the indoor side is obtained.

As shown in FIGS. 7 and 17, the right frame 14 is a steel material having a groove shape in cross section which is substantially the same as the cross section of the left frame 13.
And a web 14a facing the indoor side and the web 1
Left and right flanges 14b · 14c leading to the right and left 4a,
A left lip 14d tip of the left flange 14b, and a mounting wall piece 14f of the shaped cross section "U" that overhang formed to the exterior side from the right flange 14c, a groove between the left flange 14b and the mounting wall piece 14f 35, and the groove 29 is provided in the mounting wall piece 14f over the longitudinal direction thereof, which is slightly different from the cross-sectional shape of the mounting wall piece 13f having the protrusion 25 of the left frame 13. The outer end of the mounting wall piece 14f projects to the outside of the room from the left lip 14d, and serves as a guide and a positioning member when inserting the indoor end of the window frame 9 between the mounting wall piece 14f and the left lip 14d. There is.
As shown in FIG. 3 and FIG. 9, the right frame 14 has upper and lower end portions of the webs 11a and 12 of the upper frame 11 and the lower frame 12, respectively.
a on the indoor side surface on the right end side of a, and bolts 16 and 17 are formed in the upper and lower ends of the web 14a to form holes 30 in the nuts 27 attached to the webs 11a and 12a on the upper frame 11 and the lower frame 12, respectively. Screw in and combine. As a result, as shown in FIG. 9, the concave groove 2b provided on the right end surface of the window upper panel 2 and the concave groove 29 of the mounting wall piece 14f of the right frame 14 are connected in a straight line, and the web 14a of the right frame 14 is formed. Like the web 11a of the upper frame 11, a state is obtained in which it projects inside from the inner surface of the window upper panel 2.

After assembling the bayonet mounting frame 7 with the window upper panel 2 in advance in this manner, the bayonet mounting frame 7 is fitted into the opening 6 from the indoor side. At this time, as shown in FIGS. 10 and 11, first, the lower flange 12c of the lower frame 12 of the bayonet mounting frame 7 is brought into contact with the indoor side surface of the upper end of the window lower panel 3, and the entire bayonet mounting frame 7 is raised. Then, the upper end of the window upper panel 2 is brought into contact with the inside of the girder 28, and the whole is moved to the left side, so that the right end of the window upper panel 2 and the mounting wall piece 14f of the right frame 14 are butted against the pillar 5. The upper end of the upper panel 2 and the girder 28 are fixed by bolts 38 with a mounting bracket (not shown). And the web 12a of the lower frame 12
The bolts 33 are passed through the holes 32 provided in the lower window panel 3 and screwed into the screw holes 34 provided in the window lower panel 3. As a result, the groove 23 of the lower frame 12 is closed at its lower half portion by the window lower panel 3, but the upper half thereof is accommodated in a state of being opened between the groove 23 and the lip 12d. Next, the mounting wall piece 14f of the right frame 14 is fixed to the column 5 from its groove 35 with a tapping screw 36. The inner and outer surfaces of the fixing mounting wall piece 14f and the inner and outer surfaces of the pillar 5 are flush with each other, and the web 14a is joined to the inner surface of the pillar 5 so as to project to the indoor side.

Next, as shown in FIG. 12, the window side panel 4 is installed and the right end thereof is left frame 13 of the bayonet mounting frame 7.
And the left end of the window lower panel 3 are butt-joined to each other via concave-convex fitting, and the mounting wall piece 13f of the left frame 13 has the groove 2
From the No. 4 screw it to the end of the window side panel 4 with a tapping screw 40. At this time, as shown in FIG. 6, the mounting wall piece 13f
Groove 41 in which the ridge 25 of the
The inner and outer surfaces of the mounting wall piece 13f and the inner and outer surfaces of the window side panel 4 are flush with each other and the web 13a
Are spliced in such a manner that they project from the inner surface of the window side panel 4 to the indoor side. Holes 42 through which the tapping screw 40 is inserted are formed at several points in the longitudinal direction of the ridge 25. Thus, the work of fitting and fixing the bayonet mounting frame 7 into the opening 6 is completed. In this fitted state, the upper lip 1 of the upper frame 11
When 1d is in contact with the inner side surface of the lower end of the window upper panel 2,
In both cases, the lower flange 12c of the lower frame 12 is attached to the window lower panel 3.
It abuts on the indoor side surface at the upper end, and
The upper end of the window-lower panel 3 becomes invisible from the indoor side.
ing.

Next, as shown in FIG. 12, the bayonet frame 9 is fitted and fixed to the bayonet mounting frame 7 from the outside.
Prior to this, the bay window frame 9 is assembled on site. Bay window frame 9
Is four upper and lower panels 45 and 46 and left and right panels 47
・ Combine 48 to assemble into a rectangular box frame. Each of the panels 45, 46, 47, and 48 is manufactured in a factory, and as shown in FIG. 18, plywood 50 and 51 are attached to both inner and outer surfaces of a wooden frame 49, and a metal exterior plate is provided on the outer surface side of the outer plywood 51. 52
Be stretched. The inner side end of the inner surface of each panel 45, 46, 47, 48 is recessed 43 so that the plate thickness is thin.
Is formed. And each panel 45 ・ 46 ・ 47 ・
48 are joined and fixed by tapping screws 44.

The bayonet frame 9 thus assembled is shown in FIG.
As shown in FIG. 3, the window frame is fitted into the bayonet mounting frame 7 from the outside, and as shown in FIGS.
Insert the indoor side ends of 6, 47, 48 into the grooves 19, 23, 24, 35 of the upper, lower, left, right frames 11, 12, 13, 14, of the bayonet mounting frame 7. At this time, as shown in FIG. 4 to FIG. 7, the indoor side ends of the upper, lower, left, and right panels 45, 46, 47, 48 have respective webs 11a, 12a.
By inserting until it hits the inner surface of 13a ・ 14a,
The bayonet frame 9 can be easily positioned in the inner and outer directions, and a retracted state in which the window frame 9 projects outside the room by a predetermined amount is obtained. Further, the upper, lower, left and right frames 11, 12, 13, 1 are formed in the recesses 43 at the indoor end of the upper, lower, left and right panels 45, 46, 47, 48.
Each of the flanges 11c, 12b, 13c, and 14b of 4 will be flush with the inner surface of each panel 45, 46, 47, and 48, and as shown in FIG.
3 and the respective flanges 11c, 12b, 13c, 14b are fixed with screws 53. At this time, the entire bay window frame 9 is temporarily fixed because it is inserted into the grooves 19, 23, 24, and 35 of the bay window mounting frame 7, so that the screw 53 can be easily fixed, and the screw 53 can be easily fixed. The number of is also small. In addition, the indoor side end of the bay window frame 9 is completely covered with the bay window mounting frame 7, and the surroundings of the indoor side opening of the bay window are finished in a good appearance.

Next, as shown in FIGS. 2 and 3, the sash frame 54 is fitted and fixed to the bay window frame 9, and the shoji 55 is fitted into the sash frame 54 as shown in FIG.

As shown in FIGS. 1 and 2, the upper panel 45 of the window frame 9 is covered with a roof plate 56 and fixed with screws 57.

Finally, a corner between the roof panel 56 and the window upper panel 2, a corner between the left panel 47 and the window side panel 4, a corner between the right panel 47 and the pillar 5, and a lower panel 46 and the window lower panel 3. The corners are subjected to caulking 59 for rain protection (see FIGS. 2 and 3).

The same can be applied to the case where a wall panel is used instead of the pillar 5.

[Brief description of drawings]

FIG. 1 is an external perspective view showing a housed state of a bay window.

FIG. 2 is a view AA shown in FIG. 1 with a shoji screen removed.
It is a line sectional view.

FIG. 3 is a BB shown in FIG. 1 with a shoji screen removed.
It is a line sectional view.

FIG. 4 is an enlarged cross-sectional view of the upper panel of the bayonet frame and the fitting portion of the upper frame of the bayonet mounting frame.

FIG. 5 is an enlarged cross-sectional view of the lower panel of the bayonet frame and the housing of the lower frame of the bayonet mounting frame.

FIG. 6 is an enlarged cross-sectional view of the left panel of the bayonet frame and the fitting portion of the left frame of the bayonet mounting frame.

FIG. 7 is an enlarged cross-sectional view of a right panel of the bayonet frame and a fitting portion of the right frame of the bayonet mounting frame.

FIG. 8 is a perspective view showing a state where the upper frame of the bayonet mounting frame is mounted on the upper window panel.

FIG. 9 is a perspective view of a state in which the bayonet attachment frame is attached to the window upper panel as viewed from the inside of the room.

FIG. 10 is a cross-sectional view showing a state where the bayonet attachment frame is fitted into the opening.

FIG. 11 is a perspective view showing a state where the bayonet attachment frame is fitted into the opening.

FIG. 12 is a perspective view showing a state where the bayonet frame is fitted into the bayonet mounting frame.

FIG. 13 is a front view showing a state in which the bayonet frame is screwed to the bayonet mounting frame.

FIG. 14 is a perspective view showing an upper frame of a bayonet mounting frame with a part thereof cut away.

FIG. 15 is a perspective view showing a lower frame of the bayonet mounting frame with a part thereof cut away.

FIG. 16 is a perspective view showing a left frame of the bayonet mounting frame with a part thereof cut away.

FIG. 17 is a perspective view showing a right frame of the bayonet mounting frame with a part thereof cut away.

FIG. 18 is a perspective view showing a panel of a bayonet frame with a part thereof cut away.

[Explanation of symbols]

 2 Window upper panel 3 Window lower panel 4 Window side panel 5 Pillar 6 Opening 7 Bay window mounting frame 9 Bay window frame 10 Bay window sash 11, 12, 13, 14 Top and bottom frame of bay window mounting frame 19, 23, 24, 35 groove 45・ 46 ・ 47 ・ 48 Upper, lower, left and right panels of the bay window frame

Claims (1)

[Scope of utility model registration request] 1. A and exits <br/> window mounting frame 7 which is attached to the opening 6 of the outer wall panel, bay window frame is attached to the bay window mounting frame 7 9
And a bay window sash 10 attached to the bay window frame 9. The bay window mounting frame 7 is made of steel material having a groove-shaped cross section.
The upper and lower frames 11 and 12 and the left and right frames 13 and 14 of the book are rectangular.
The upper frame 11 of the bay window mounting frame 7 is a web 11 facing the indoor side.
a and the upper and lower flanges 1 connected to the upper and lower sides of the web 11a
1b and 11c and upper flange 11b to upper lip 11d
Mounting wall piece 1 that is formed by projecting to the outside of the room through the
Of the mounting wall piece 11f and the lower flange 11c.
A groove 19 is formed therebetween, and the lower frame 12 of the bay window mounting frame 7 is a web 12 facing the indoor side.
a and the upper and lower flanges 1 connected to the upper and lower sides of the web 12a
2b and 12c, and between the upper and lower flanges 12b and 12c
A groove 23 is formed in the left window frame 13 of the bayonet mounting frame 7, and the left frame 13 of the bayonet mounting frame 7 faces the indoor side.
a and left and right flanges 1 connected to the left and right of the web 13a
3b ・ 13c and left flange 13b
The mounting wall piece 13f formed by extrusion, and the mounting wall piece 13f
The groove 24 is formed between the right flange 13c and the right flange 13c, and the right frame 14 of the bay window mounting frame 7 is the web 14 facing the indoor side.
a and left and right flanges 1 connected to the left and right of the web 14a
4b and 14c, and overhangs to the outside from the right flange 14c
It has the mounting wall piece 14f formed, and the mounting wall piece 14f and the left
The bayonet attachment frame 7 having a groove 35 formed between the flange 14 b and the flange 14 b is framed in the opening 6 in the opening 6.
Fix it by fitting it from the inside of the room.
And attach the mounting wall piece 11f of the upper frame 11 to the lower end of the window upper panel 2.
The upper lip 11d of the upper frame 11 is the lower end of the window upper panel 2
While overlapping and stopping so as to contact the side surface,
The lower flange 12c of the lower frame 12 is a chamber at the upper end of the window lower panel 3.
It is in contact with the inner side surface, and the bayonet frame 9 includes four upper and lower panels 45 and 46 and left and right panels.
The louvers 47 and 48 are combined into a rectangular box frame, and the bay window frame 9 assembled in the box frame has the upper, lower, left, and right sides.
Indoor side edge of panels 45, 46, 47, 48 is a bayonet mounting frame
Grooves 19 on the upper, lower, left and right frames 11, 12, 13, 14
Panels 45, 46, 47, 48 on the upper, lower, left, and right sides of the bayonet frame 9 inserted into the 23, 24, and 35 from the outdoor side, respectively.
The indoor side end of the inside of the bay window frame 9 is from the top, bottom, left and right of the bay window mounting frame 7.
Flange 11c / 12 of each frame 11/12/13/14
to b · 13c · 14b are attached stopped by a screw 53 bay window, wherein Rukoto.