JPS6036699Y2 - Door bag integrated sash - Google Patents

Description

[Detailed description of the invention] This invention relates to a sash with an integrated door pocket, and more specifically, a sash with an integrated door pocket that is attached to a window opening opened in a wall mainly made of aerated concrete, etc. An object of the present invention is to provide a door pocket integrated sash that can be easily attached to a door.

Next, the first embodiment of the present invention will be explained according to Figs. 1 to 3. In the figures, S is a door pocket integrated sash (hereinafter simply referred to as sash), which is installed on a wall mainly made of aerated concrete. The sash S is attached to a sash frame 1 which integrally forms a shoji sliding frame 2 and a shutter sliding frame 3, and is connected to one side of the sash frame 1. , shutter 2
7, and a door bag frame 10 for storing the door bag 7.

4 is the upper frame of the above-mentioned sash frame 1, and in its cross section, 4A is a shoji sliding web, which is provided horizontally;
An inner edge 4B, shoji sliding pieces 4C, 4D-, and screen door sliding pieces 4E are vertically disposed on the lower surface in order from the indoor side to the outdoor side.

Further, an edge piece 4F having a substantially double-shaped cross section is provided upward on the outdoor end of the sliding web 4A, and a protruding piece 4G is provided on a part of the edge piece 4F to protrude toward the indoor side. ing.

Furthermore, a protrusion 4H having a hook-shaped cross section is formed at the indoor end of the sliding web 4A and is engaged with the anchor member 22 by the protrusion 4G.

Further, 4J is a shutter web, which is formed to extend from a part of the edge piece 4F to the outdoor side from the outdoor surface U of the peripheral wall of the window opening W, and forms the upper part of the shutter sliding frame 3. On the lower surface side, the partition piece 4 and the front edge 4L are vertically provided to form a downwardly open shutter groove 4M.

In addition, 4N is a locking piece protruding indoors from a part of the inner edge 4B, and 4P is a screw receiver formed along the longitudinal direction of the upper frame 4.

Reference numeral 5 denotes a lower frame of the sash frame 1, which has a protruding width corresponding to the above-mentioned upper frame 4, and in its cross section, the shoji web 5A
, 5B and a screen door web 5C are formed in a step-like manner toward the outdoor side, and at the lower part of the screen door web 5C on the outdoor side, a storm door extends from the outdoor surface U of the peripheral wall toward the outdoors in correspondence with the shutter web 4J of the upper frame 4. A shutter web 5D forming the lower frame of the sliding frame 3 is provided via a connecting piece 5E.

Note that this connection piece 5E is formed to correspond to the partition piece 4 of the upper frame 4.

Furthermore, sliding pieces 4C and 4D of the upper frame 4 are provided on the upper surface sides of the shoji webs 5A and 5B and the screen door web 5C.

Rails 5F, 5G, and 5H are provided opposite rails 4E, and a front edge 5J is formed at the outdoor end of the shutter web 5D, and a shutter groove 5K is formed on the upper surface side of the web 5D. There is.

Further, an upwardly hanging piece 5L is provided at the indoor end of the shoji web 5A, and a locking piece 5M protruding toward the indoor side is formed at the upper end thereof.

Further, a support piece 5N is provided downwardly at the indoor end of the web 5A.
is installed vertically, and a part of the agency 5N is provided with a protruding piece 5P that projects downward on the outdoor side.

Further, a support piece 5R having a substantially double-shaped cross section is vertically provided at the joint between the shoji web 5B and the screen door web 5C, and an anchor member is provided in a part of the support piece 5R inwardly facing the projecting piece 5P. 22
A projecting piece 5T that engages with is provided in a protruding manner.

In addition, 5U is a reinforcing piece, 5■ is a hollow part formed on the lower surface side of the screen door web 5C, and 5W is a screw receiver formed in the longitudinal direction of the lower frame 5.

6 is a vertical frame on the left side of the sash frame 1 in the figure, and in its cross section, 6A is a door stop web, and the same web 6A is the upper frame 4.
The inner edge 4B is provided on the right side of the web 6A, and extends vertically from the indoor end of the lower frame 5 to the outdoor partition piece 4 and from the indoor end of the lower frame 5 to the outdoor connection piece 5E. Top hanging piece 5
The partition piece 6B corresponds to L, the door stop projection piece 6C corresponds to the shoji sliding piece 4D and the rail 5G, and the partition piece 6D corresponds to the screen door sliding piece 4E and the rail 5H. It protrudes to the right in the figure.

Further, on the left side surface of the web 6A, a protruding piece 6E having a hook-shaped cross section is provided to protrude to the left in the figure from the part where the partition piece 6B is protruded, and to the left in the figure from the part where the partition piece 6D is protruded. An edge piece 6F having a substantially double-shaped cross section in the direction is provided, and a protrusion piece 6G that faces the protrusion piece 6E and engages with the anchor member 17 is formed in a part of the edge piece 6F.

Further, a front edge 6H having an attachment piece 6J that protrudes leftward in the figure and bends toward the indoor side is integrally formed at the outdoor end of the web 6A.

Reference numeral 7 denotes a vertical frame on the right side of the sash frame 1, which has a protrusion width corresponding to that of the left vertical frame 6 described above. Shoji sliding piece 4C, rail 5F
The only difference is that the other parts are symmetrically formed, except that they are protruded toward the indoor side corresponding to 7, so the same part numbers A to J are added to the number 7, and the explanation thereof will be omitted.

8 is a door perpendicular vertical frame attached to one side of the shutter sliding frame 3 (in this example, attached to the left side in the figure), and in its cross section, 8A is a door reweb, which corresponds to the shutter webs 4J and 5D. A reinforcing piece 8B having an approximately double-shaped cross section is provided on the left side surface in the drawing, and is formed into a sealed box shape with a hollow portion 8C integrally formed therein.

Further, on the indoor side of the reinforcing piece 8B, a mounting piece 8D is formed which overlaps and abuts on the mounting piece 6J of the vertical frame 6.

In addition, protrusions 8E and 8F are provided at both the inner and outer ends of the door stop reweb 8A.
protrudes toward the right in the figure to form a door stop groove 8G.

Both ends of the upper frame 4, lower frame 5, and left and right vertical frames 6, 7 formed as described above have screw receivers 4P.

5W, and on the left end side of the shutter sliding frame 3 in the figure, the door perpendicular frame 8 abuts against the front edge 6H formed on the outdoor side of the vertical frame 6, and The mounting piece 8J is overlapped and abutted on the mounting piece 6J, and is tightened and fixed by the screw 9, and the door stop reweb 8A is attached to the shutter webs 4J and 5D.
A rectangular sash frame 1 is formed by contacting the end face of the sash frame 1 and fixed with screws via screw receivers 4P and 5W.

Next, the door bag frame 10 will be explained.

This door bag frame body 10 is formed into a rectangular frame by a door bag upper frame 11, a door bag lower frame 12, and left and right door bag vertical frames 14, 15.

Reference numeral 11 denotes the above-mentioned door bag upper frame, which is formed to have an overhang width corresponding to the overhang width of the upper frame 4 of the sash frame 1, and in its cross section, 11A is a base web, and this base web IIA
is located within the window opening W and is provided horizontally,
On the outdoor side, an edge piece 11B having a Z-shaped cross section corresponding to the edge piece 4F of the upper frame 4 is formed upward, and the edge piece 11B
A protruding piece 11G is provided in a part of the housing to protrude toward the indoor side.

Further, at the indoor end of the base web 11A, a protrusion 11 having a hook-shaped cross section is engaged with the anchor member 22 by a protrusion 11C.
D is formed, and a locking piece 11E is vertically provided on the lower surface of the web 11A near the indoor end.

Moreover, IIF is an outdoor web, which is stepped from a part of the edge piece 11B to the outdoor side from the outdoor surface U of the peripheral wall of the window opening W in correspondence with the shutter web 4J of the upper frame 4 of the sash frame 1. A front edge 11G corresponding to the front edge 4L of the upper frame 4 is provided vertically at the outdoor end thereof.

Note that IIH is a screw receiver formed along the longitudinal direction of the door bag upper frame 11.

12 is a door bag lower frame of the door bag frame 10, which is formed to have a protruding width corresponding to the door bag upper frame 11. In its cross section, 12A is a web, which is provided horizontally, and has a web at its outdoor end. A front edge 12B opposite to the front edge 11G of the door bag upper frame 11 is placed in an upper position, and a locking piece 12C opposite to the locking piece 11E of the door bag upper frame 11 is placed in an upper position on the upper surface of the web 12A near the indoor end. ing.

In addition, an edge piece 12D having a substantially double-shaped cross section is vertically provided on the lower surface side of the upper frame 11 of the web 12A corresponding to the outdoor end of the base web 11A, and a part of the edge piece 12D has an edge piece 12D extending toward the indoor side. A projecting piece 12E is provided in a protruding manner.

Further, a protruding piece 12F having a hook-shaped cross section is formed at the indoor end of the web 12A and is engaged with the anchor member 22 by the protruding piece 12E.

In addition, 12G is a screw receiver formed along the longitudinal direction of the door bag lower frame 12.

Reference numeral 14 denotes a vertical frame on the left side of the door bag frame 10 in the drawing, and the door bag upper frame 11
In its cross section, 14A is a web, which is provided vertically, and has a leading edge 14B formed at its outdoor end.
A locking piece 14C is provided near the indoor end of the frame 4A in correspondence with the locking pieces 11E and 12C of the upper frame 11 and the lower frame 12, projecting toward the right in the figure.

Further, a projecting piece 14D is provided on the left side surface of the web 14A in a manner opposed to the projecting piece 7E of the vertical frame 7 on the right side of the sash frame 1 in the drawing.

Reference numeral 15 denotes a vertical frame on the right side of the door bag frame 10 in the figure, and the door bag upper frame 11
and has an overhanging width corresponding to the door bag lower frame 12, and in its cross section, 15A is a doorstop reweb, which is provided vertically, and the outdoor side thereof is shown in the figure as overhanging from the outdoor surface U of the periphery to the outdoor side. A front edge 15B is formed that projects to the left.

Further, on the right side of the web 15A in the drawing, an edge piece 15C having a substantially double-shaped cross section is formed to protrude to the right in correspondence with the edge pieces 11B and 12D formed on the upper frame 11 and the lower frame 12. A protruding piece 15D is provided in a part of the housing to protrude toward the indoor side.

In addition, a protruding piece 15D is provided near the indoor end of the web 15A.
As a result, a protruding piece 15E having a substantially hook-shaped cross section that engages with the anchor member 22 is formed.

Further, a locking piece 15F that faces the locking piece 14C of the vertical frame 14 is protruded near the indoor end of the web 15A.

Both ends of the door bag upper frame 11, door bag lower frame 12, and left and right vertical frames 14, 15 formed in this way are screw receivers II.
H and 12G are connected to each other with screws to form a rectangular door bag frame 10, and this door bag frame 10 is integrally connected to the sash frame 1 through a connecting rail 16 and a connecting batten 18. has been done.

This connecting rail 16 connects the upper and lower end surfaces of the shutter sliding frame 3 of the sash frame 1 on the right side in the figure and the upper and lower frames 11 and 12 of the door bag frame 10.
The shutter 27 is connected to the outdoor end surface on the left side of the figure through a connecting fitting 17 in abutting manner, and communicates with the shutter 27 so that it can be stored in the door bag frame 10. ) is the cross-sectional shape of the shutter frame 1 of the upper frame 4.
Cross section approximately C corresponding to the front edge 4L and inner edge 4 of the nib 4J1
In addition, the lower connecting rail 16 is formed in a substantially C-shaped cross section corresponding to the shutter web 5D, front edge 5J and connecting piece 5E of the lower frame 5 of the sash frame 1, and these upper and lower connecting rails 16 is attached via a substantially oval-shaped connecting fitting 17.

Reference numeral 18 is the above-mentioned connecting batten, which connects the right vertical frame 7 of the sash frame 1 and the left vertical frame 14 of the door bag frame 10 and shields the inside and outside of the gap between both vertical frames 7 and 14. So, connecting member 1
It is composed of two members: 9 and a lid member 20.

This connecting member 19 abuts along the outdoor surface of the edge piece 7F of the vertical frame 7 and the front edge 14B of the vertical frame 14, and includes a lid member 19A that shields between the two 7F and 14B, and a lid member 20 attached to the indoor side. The connecting body 9B to be connected is formed in a T-shaped cross section, and the lid body 1
Dovetail grooves 19C, 19C are provided at the left and right ends of 9A in the longitudinal direction, into which airtight members 23 made of synthetic resin, synthetic leather, rubber, etc. are fitted.
is formed.

In addition, a bifurcated screw receiver is provided at the indoor end of the connecting body 19B.
9D is integrally formed.

In addition, the lid member 20 mainly includes a web 20A that abuts against the indoor surfaces of the protruding piece 7E of the vertical frame 7 and the protruding piece 14D of the vertical frame 14 and shields between the two 7E and 14D. A recess 20B for receiving the screw 21 is provided along its longitudinal direction, and a projecting piece 20 is provided at the left end of the web 20A in the drawing.
C protrudes toward the outside.

The connecting member 19 formed in this manner is inserted between the vertical frames 7 and 14 from the outdoor side, so that the lid 19A is brought into contact with the edge piece 7E and the front edge 14B, and the lid member 20 is inserted from the indoor side. The screw receivers are brought into contact with the projecting pieces 7E and 14D, and the screw receivers are connected by the screws 21 through the portions 19D, and both members 19 and 20 are connected to the vertical frame 7,
14 are connected in a clamp-like manner.

The sash S in which the sash frame 1 and the door bag frame 10 are integrally connected has a part on the indoor side, that is, a portion of the sash frame 1 corresponding to the shoji sliding frame 2 and the base of the door bag frame 10. An anchor member 2 whose width portion corresponding to the web IIA is inserted into the window opening W in the form of a base and attached to the peripheral wall of the window opening W.
2, and a sealing member 24 is filled between the outdoor peripheral edge of the sash S and the window opening W.

In addition, 25 in the figure is a glass shoji installed on the sash frame 1,
26 is the same screen door, 27 is the same rain door, and 28 is the locking piece 11E, 12C, 14C, 15F on the indoor side of the door bag frame 10.
Moisture-proof and sound-proof panels installed through
Reference numeral 29 denotes a rectangular frame 3 attached to the outdoor side of the door bag frame 10.
0 is a mirror plate fitted, 31 is a guide member for the shutter 27, 32
33 is an adjustment member attached to the storage area of the shutter 27, and 33 is an interior wall attached to the periphery of the window opening W on the indoor side.

Next, the operation and effect of the first embodiment configured as described above will be explained.

, Now, the sash S of this embodiment is an integrated door sash S in which a door sash frame 10 is connected to one side of the sash frame 1, and the sash frame 1 is The width portion corresponding to the shoji sliding frame 2, and the width portion equivalent to the base web 11A of the door bag frame 10, are inserted in an internal fit, and the outer periphery of these inserted areas An anchor member 22 is interposed between the window opening W and the sash S.
is installed on.

Therefore, at least a part of the indoor side of the sash frame 1 and the door bag frame 10 is inserted into the window opening W in a fit manner and fixed by the anchor member 22. When attaching the body 10, there is no need to provide a mounting hole in the wall portion through which a mounting bolt for attaching a bracket for supporting the door pocket is inserted, and the sash frame 1 and the door pocket frame 10
has a structure in which a part of the indoor side thereof is inserted into the window opening W and is fixed by an anchor member 22, so both frames 1, 10
The anchor member 22 can be fixed with sufficient strength, and the anchor member 22 can be installed extremely easily from the indoor side, making it extremely labor-saving to attach the satsushi S to the window opening W. be.

In addition, since the sash frame 1 and the door bag frame 10 are connected via the connecting battens 18, the watertightness and airtightness between the two frames 1 and 10 are increased, and the appearance is improved. It has many features such as:

Next, a second embodiment of the present invention will be described with reference to FIGS. 4 and 5.

In this second embodiment, the structure of the door pocket frame 36 and the connection means with the sash window frame 1 are different, and the sash frame 1 is structured similarly to the first embodiment, so that the door pocket frame 35 and the connecting portion P are different.
I will explain about it.

This door bag frame 35 is formed into a rectangular shape by a door bag upper frame 36, a door bag lower frame 37, and left and right vertical frames 38, 39, and when this door bag frame 35 is attached to a window opening W, the shutter 27 can be stored. The portion 35A is attached to extend outward from the outdoor surface U of the peripheral wall of the window opening W.

Reference numeral 36 denotes an upper frame of the door bag, and in its cross section, 36A is a web provided horizontally. A partition piece 36D having an approximately two-shaped cross section is vertically provided at a position separating both webs 36B and 36C, and a hanging piece 3-6E at the tip of this partition piece 36D is a sash frame. It corresponds to the partition piece 4K of the body 1.

Moreover, a dovetail groove 36F into which the airtight member 23 is fitted is formed in a part of the partition piece 36D along its longitudinal direction.

Further, an edge piece 36G having a substantially two-shaped cross section is provided on the indoor web 36B near the outdoor side, and a protruding piece 36H is provided in a part of the web 36G to protrude toward the indoor side.

Further, at the indoor end of the indoor web 36B, a protrusion 3 having a substantially hook-shaped cross section is engaged with the anchor member 22 by a protrusion 36H.
6J is formed.

Further, the outdoor web 36C has a projecting width sufficient to accommodate the shutter 27, and a front edge 36K is formed on the outdoor side thereof.

Further, 36L is the upper edge of the door bag upper frame 36, and the edge piece 36
A hollow portion 36M is formed integrally with a portion of G extending slightly downwardly toward the outdoor side and joined to the outdoor end of the outdoor web 36C.

In addition, 36N is a screw receiver formed in the longitudinal direction of the door bag upper frame 36.

Reference numeral 37 denotes a door bag lower frame, and since this lower frame 37 is formed to have a symmetrical cross-sectional shape with the above-mentioned door bag upper frame 36, the explanation will be given by adding the symbols A-N of the same parts to the number 37. Omitted.

38 is a vertical frame on the left side of the door bag frame 35 in the figure, and in its cross section, 38A is a web, which is slightly longer in the inward and outward direction than the projecting width of the indoor webs 36B and 37B of the upper frame 36 and lower frame 37. A mounting piece 38B is formed on the indoor side.

Further, on the outdoor side of the web 33A, a partition piece 38G having a dovetail groove 38D corresponding to the partition pieces 36D and 37D formed on the upper frame 36 and the lower frame 37 is provided to protrude rightward in the figure.

Further, a protruding piece 38E that faces the edge piece 7F of the right vertical frame 7 of the sash frame 1 projects from the left side surface of the web 38A.

Reference numeral 39 denotes a vertical frame on the right side of the door bag frame 35, which forms the door stop wall of the door bag frame 35; It is provided vertically along the right end, and a front edge 39B is formed at the outer end.

Further, on the right side of the web 39A in the drawing, there is an edge piece 36G formed on the upper frame 36 and the lower frame 37.

Corresponding to 37G, an edge piece 39G with a generally double-shaped cross section is provided protruding to the right, and a part of the same agency 39C has a protruding piece 39D toward the indoor side.
is installed protrudingly.

Further, at the indoor end of the web 39A, a protrusion 39 having a substantially hook-shaped cross section is engaged with the anchor member 22 by a protrusion 39D.
E is formed.

Moreover, 39F is a reinforcing piece, which overhangs obliquely from a part of the edge piece 39C toward the outside and is joined to the web 39A, so that a hollow part 39G is integrally formed therein.

Further, on the left side surface of the web 39A in the drawing, a partition piece 39H that faces the partition piece 38G of the left vertical frame 38 and has a groove 39J.
is installed protrudingly.

Door bag upper frame 36 and door bag lower frame 37 formed in this way
In the frame, the indoor webs 36B and 37B are cut out over a predetermined width dimension H on the left end side in the figure, and both ends of the vertical frame 38 are abutted on the cutout end surface, and are inserted through the screw receivers 36N and 37N. The upper frame 36 and the lower frame 37 are connected to each other by screws, and both ends of the vertical frame 39 are brought into contact with the right end surfaces of the upper frame 36 and the lower frame 37 as shown in the figure.
They are interconnected with screws to form a rectangular door bag frame 36.

At the connecting portion P of this door bag frame 35, the left end surfaces of the upper frame 36 and lower frame 37 extending toward the outside in the figure are aligned with the right end surfaces of the shutter webs 4J and 5D of the upper frame 4 and lower frame 5 of the sash frame 1. The vertical frame 7 and the vertical frame 38 are abutted and connected by a connecting fitting 17, and are connected by a connecting batten 40.

Similar to the first embodiment, this connecting plate 40 connects the vertical frames 7 and 38 and shields the inside and outside of the gap between both frames 7 and 36, and is composed of two members: a connecting member 41 and a lid member 42. has been done.

In this connecting member 41, the dovetail groove 19C formed in the connecting member 9 of the first embodiment is omitted, the lid body 41A and the connecting body 41B are formed in a substantially T-shaped cross section, and the end of the connecting body 41B has a bifurcated shape. The screw receiver is formed with a portion 41C.

Further, the lid member 42 is formed into a substantially double-shaped cross section with one end abutting the protruding piece 7F of the vertical frame 7 in an overlapping manner and the other end abutting the indoor end of the web 38A of the vertical frame 38. Mounting pieces 42A and 42B are integrally formed at both ends of the member 42 and abut against the webs 7A and 38A of the vertical frames 7 and 38 in an overlapping manner.

The connecting member 41 and the lid member 42 formed in this way are connected by the screw 21 via the screw receiver 41G, and both the members 41, 42 connect the vertical frames 7, 38 in a sandwich-like manner, and the mounting piece 42B is fixed to the vertical frame 38 with screws 43A, and
The mounting piece 42A is superimposed on the web 7A, and after the sash S is attached, it is fixed to the interior wall 33 with screws 43B.

As in the first embodiment, the door pocket frame 35 connected to the sash frame 1 has its indoor side portions, that is, the portions corresponding to the indoor webs 36B and 37B, inserted into the window opening W in a fit manner. is fixed via the anchor member 22, and the housing part 35
A is attached so as to extend outward from the outdoor surface U of the peripheral wall.

Therefore, in this second embodiment as well, the same effects as in the first embodiment can be obtained.

In addition, in the first and second embodiments, the sash frame 1
Although the door bag frame 10, the sash frame 1, and the door bag frame 35 are connected by connecting battens 18 and 40, the example is not limited to this. For example, the vertical frames 7 and 14 and the connecting battens 18 Alternatively, the vertical frames 7, 38 and the connecting battens 40 may be formed into a frame member that is integrated with each other.

It should be noted that all of the mold materials exemplified in the above embodiments are formed by extrusion molding of a light alloy material such as aluminum.

Now, the present invention is a door bag integral sash that is integrally framed by connecting a sash frame and a door bag frame, and the window opening of a wall such as aerated concrete to which the sash is attached is formed by connecting the sash frame and the door bag frame. It is opened with a frontage width corresponding to the size of the door bag frame, and the sash frame and the door bag frame are connected by frame with the indoor sides thereof almost aligned, and at least the indoor side of the sash frame and the door bag frame are connected. A part of the fitting part is fitted into the opening, and an anchor member is interposed between the outer periphery of the fitting part and the window opening to fix it to the peripheral wall of the window opening. At least a part of the indoor side of the sash frame and the door bag frame is integrally fitted into the window opening and fixed by the anchor member, so when attaching the door bag frame as in the conventional case, the wall There is no need to provide a mounting hole for the mounting bolt for attaching the bracket for supporting the door pocket in the window opening. Since it is fixed through a member, it is possible to secure the strength of both frames and fix it, and since the anchor member can be installed extremely easily from the indoor side, it is easy to attach to the window opening of the satsushi. It is an extremely practical idea as a door pocket integrated sash because the installation work can be carried out extremely labor-savingly.

[Brief explanation of the drawing]

1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a horizontal sectional view, FIG. 2 is a longitudinal sectional view of the sash frame side, and FIG.
The figure is a vertical cross-sectional view of the door bag frame side, Figures 4 and 5 show a second embodiment of the present invention, Figure 4 is a partially extracted horizontal cross-sectional view of the door bag frame side, and Figure 5 is a vertical cross-sectional view. It is. 1... Satsushi frame body, 10.35... Door bag frame body, 22... Anchor part, W...
・Window opening, S... Door pocket integrated sash.

Claims (1)

[Scope of utility model registration request] This is a door box integrated sash that connects and integrally frames a sash frame and a door bag frame, and the window opening of the wall such as aerated concrete to which the sash is attached is the same size as the sash frame and door bag frame. The sash frame and the door bag frame are connected to each other so that the indoor sides thereof are almost aligned, and at least a part of the indoor side of the sash frame and the door bag frame is connected to the opening. An integrated door bag, characterized in that it is configured to be fitted into the fitting part and fixed to the peripheral wall of the window opening by interposing an anchor member between the outer periphery of the fitting part and the window opening. sash.