JPH09324572A - Window opening / closing control device - Google Patents

Abstract

(57) [PROBLEMS] To provide a window opening / closing control device capable of smoothly opening and closing a window and separating an arm and a shoji. An arm (2) can be rotatably connected to a lower frame (14) of a window frame (12) in a horizontal direction and a vertical direction, and can be rotatably connected to a lower frame (13) of a shoji (11) in a horizontal direction and a vertical direction. As a result, the arm 2 is prevented from extending or folding when the window is opened and closed so that the operability when opening and closing the window is excellent. Further, the arm 2 and the shoji screen 11 are configured to be separable so that only the shoji screen 11 can be rotated.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window opening / closing regulating device for regulating the opening angle of a shoji with respect to a window frame.

[0002]

2. Description of the Related Art Generally, a window of a building or the like has an arm mounted on a window frame attached to an opening of the building and a shoji attached to the window frame so as to be vertically or horizontally rotatable. A window opening / closing control device is provided. The so-called horizontal axis rotating window, in which the shoji rotates in the vertical direction,
In the case of a protruding window, a tumbling window, etc., conventionally, as a window opening / closing control device, in order to reduce the amount of arm projection into the room when the window is closed, a pair of short arms are foldably connected to each other. The one used is known (Shokaisho 6
1-95876, Japanese Utility Model Laid-Open No. 61-189962.
issue). Further, conventionally, in a horizontal axis rotating window or the like, the arm is detachably attached to the window frame, and by removing the arm from the window frame, the sliding door is rotated by 165 ° and the outdoor surface of the sliding door is wiped from the indoor side. Is able to.

[0003]

However, in the conventional window opening / closing restricting device having the foldable arm described above,
It may be difficult to open and close the window smoothly, the connecting part that connects a pair of arms with a horizontal axis is likely to deteriorate,
There was a disadvantage. Further, in the window opening / closing restriction device in which the arm is detachably attached to the window frame, since the shoji is rotated by 165 ° while the arm is attached to the shoji, there is a disadvantage that the arm becomes an obstacle.

The present invention has been made in order to solve the above problems, and provides a window opening / closing regulating device capable of smoothly opening and closing a window and separating an arm from a shoji. With the goal.

[0005]

A window opening / closing control device according to a first aspect of the present invention includes a lower frame of a window frame and a shoji attached to the window frame so as to be vertically rotatable via a horizontal shaft. In a window opening / closing control device having an arm that can be bridged to a lower frame, the arm is rotatably connected to the lower frame between a state along the longitudinal direction and a state intersecting the longitudinal direction, Further, it can be connected to the lower frame so as to be rotatable and convertable into a state along the longitudinal direction thereof and a state of intersecting the longitudinal direction thereof, and at the same time rotatably vertically in at least one of the lower frame and the lower frame. Since the arms can be connected to each other, the arms do not extend or fold when the window is opened and closed, so that the operability is excellent when the window is opened and closed.

According to a second aspect of the present invention, there is provided a slide block which is slidably mounted in the longitudinal direction of the lower frame and a guide member which guides the sliding movement of the slide block. An arm is vertically rotatably connected to a lower frame connecting piece that can be horizontally rotatably connected to the lower frame via a horizontal shaft, and is vertically rotatable to the slide block. It may be configured to be rotatably connected in the horizontal direction via an axis perpendicular to the arm connecting piece that is freely connected.

According to the invention of claim 2, claim 3
According to the present invention, a vertical connecting pin is erected on the lower frame connecting piece, and is rotatably hooked to the lower frame connecting piece and attached to the lower frame via the connecting pin. You may make it have a hook member to obtain.

According to a fourth aspect of the present invention, there is provided a window opening / closing restricting device which is mounted on a lower frame of a window frame and a lower frame of a shoji which is vertically rotatably attached to the window frame via a horizontal shaft. In a window opening / closing control device having an arm that can be passed over, a vertical connecting pin is provided at a connecting portion of the arm with the lower frame, and a first hooking member that can be fixed to the lower frame and the lower frame are provided. A second hooking member that can be movably attached to the frame, and restrains the connecting pin when the second hooking member is retracted relative to the first hooking member. In addition, the arm and the shoji can be separated from each other by releasing the restraint of the connecting pin in the advanced state.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to FIGS. FIG.
Shows an example of a window to which the window opening / closing regulating device according to the present invention is applied. This window is, for example, a horizontal axis (horizontal axis)
The shoji 11 is a so-called horizontal axis rotating window 1 which is rotatably attached to the center of a window frame 12 through a window frame 10. The window opening / closing restricting device according to the present invention includes a lower frame 13 of the shoji 11 and a window frame. It has a configuration including an arm 2 that is bridged over a lower frame 14 of 12. Then, as shown in FIG. 13, the window opening / closing control device has means for releasing the locked state when closing the shoji 11 (see FIG. 12) that is locked at a predetermined opening angle (hereinafter, unlocked). (Means) 3
Are exposed on the indoor side of the lower frame 14 (front side in FIG. 13). Further, on the indoor side of the lower frame 13 of the shoji screen 11, for example, two levers 15 for operating locking and unlocking of the shoji screen 11 with respect to the window frame 12 are provided.

1 and 2 are a side view and a plan view showing an example of a state in which a horizontal axis rotary window 1 to which a window opening / closing regulating device according to the present invention is attached is opened. Further, FIGS. 3 and 4 are respectively a side view and a plan view showing a state in which the horizontal axis rotating window 1 to which the window opening / closing regulating device of the present embodiment is attached is closed. When the window is open, the lower half of the shoji screen 11 projects outward. 1 to 4, the shoji screen 11, the lower frame 13 thereof, and the lower frame 14 of the window frame 12 are indicated by a chain double-dashed line.

In the window opening / closing restriction device of this embodiment, the arm 2 and the base end portion of the arm 2 are connected and the base end portion is movably supported along the longitudinal direction of the lower frame 14. A slide means 8 comprising a slide block 4 and a guide member 5, a lock means 7 for locking the sliding function of the base end portion of the arm 2 to fix the shoji 11 at a predetermined opening angle, the unlock means 3. An opening / closing regulation releasing means 6 capable of releasing the connection of the tip portion of the arm 2 to the lower frame 13 is provided.

In the window to which the window opening / closing control device constructed as described above is attached, the slide block 4 and the guide member 5 are located below the inner surface 14a of the lower frame 14 which is exposed to the inside of the room. 14 is installed. Further, the upper half portion of the lower frame 14 is a standing piece 14b that extends above the slide block 4 and the guide member 5 on the indoor side. On the other hand, the lower frame 13
The lower half portion is a hanging piece 13a that extends below the connecting portion on the outdoor side of the connecting portion between the lower frame 13 and the tip of the arm 2. As a result, when the window is closed, the arm 2, the slide block 4, and the guide member 5 are housed in the space between the upright piece 14b of the lower frame 14 and the hanging piece 13a of the lower frame 13 and are stored indoors and on the roof. It is in a state of being hidden from both outsides (see FIGS. 3 and 4).

The arm 2 is made of a strip-shaped plate material,
As shown in FIG. 5, its base end is connected to the slide block 4 via a connecting piece 20. This connecting piece 20
Is attached to the slide block 4 via a horizontal shaft 40 so as to be rotatable in the vertical direction as indicated by arrow a. Further, the arm 2 is attached to the connecting piece 20 via a vertical shaft 21 so as to be rotatable in the left and right lateral directions as indicated by the arrow B. Therefore, the arm 2 is rotatable in the up-down direction and the left-right direction with respect to the lower frame 14 of the window frame 12.

On the other hand, at the tip of the arm 2, a connecting piece 22 connected to the lower end of the lower frame 13 of the shoji 11 (hereinafter, this connecting piece 22 is referred to as a lower frame connecting piece 22 and the previous connecting piece 20 is an arm). A connecting piece 20 is provided). The lower frame connecting piece 22 is attached to the arm 2 via a horizontal shaft 23 so as to be vertically rotatable as indicated by an arrow C. The lower frame connecting piece 22 is provided with a connecting pin 24 protruding upward. Arm 2 with this connecting pin 24 as a vertical axis
Is in a state of being rotatable laterally with respect to the lower frame 13. Therefore, the arm 2 is rotatable in the up-down direction and the left-right direction with respect to the lower frame 13 of the shoji screen 11.

As described above, since the arm 2 can freely move with respect to the window frame 12 and the shoji 11, as shown in FIG. 5A, for example, the horizontal axis of various sizes can be used. The arms 2 of the same size can be attached to the rotating window. That is, Shoji 1 regardless of the size of the window
Since the protruding amounts of 1A and 11B are the same, in the case of a high window, the angle α formed by the shoji 11A and the arm 2 and the window frame 12
The angle β formed by A and the arm 2 becomes large, and the angle γ formed by the shoji 11B and the arm 2 and the angle δ formed by the window frame 12B and the arm 2 become small in the case of a low window. In general,
The projection amount of the shoji screens 11A and 11B to the outside is, for example, 120 mm
The height of the window is about 700 mm to 2000 mm.

Incidentally, as shown in FIG.
A window (a protruding window or the like) whose upper edges of C and 11D are rotatably supported via a horizontal shaft (not shown) is formed by the window frames 12C and 12D and the arm 2 regardless of their size. The angles β and δ are the same, and the angles α and γ formed by the shoji 11C and 11D and the arm 2 are large in the case of a high window and small in the case of a low window. Therefore, when the window opening / closing regulating device according to the present invention is used for a window as shown in FIG.
At least one of the base end portion and the tip end portion of the arm 2 may be rotatable in the vertical direction and the horizontal direction.

As shown in FIG. 6, the slide block 4 is provided with engaging pins 41 which can be retracted and retracted. The engaging pin 41 faces the spring 2 in the recess 42 that opens in the slide block 4 in the direction opposite to the direction in which the arm 2 extends.
3, and is biased by the spring 43 so as to project from the slide block 4 in the direction opposite to the arm 2.

In the guide member 5, a bottom plate portion 50, a front side standing plate portion 51 and a top plate portion 52 are formed by bending, and further, the arm connecting piece 20 is arranged on the back side relative to the standing plate portion 51. The upright plate portion 53 having a height that allows it to escape is welded to, for example, the bottom plate portion 50. The slide block 4 is inserted into a space surrounded by the bottom plate portion 50, the pair of upright plate portions 51 and 53, and the top plate portion 52, and the slide block 4 is inserted along the longitudinal direction of the guide member 5 as indicated by arrow D. Is designed to slide. Standing plate part 5 on the front side
1, a through hole 54 is formed at a predetermined position so that the small diameter portion 41a at the tip of the engaging pin 41 of the slide block 4 is engaged. That is, the through hole 54
Is an engagement receiving portion that receives the engagement pin 41 (hereinafter referred to as the engagement receiving portion 54).
And)). When the engagement receiving portion 54 and the engagement pin 41 engage with each other, the slide block 4 is locked in the guide member 5 so as not to slide. Therefore, the engagement pin 41, the recess 42, the spring 43, and the engagement receiving portion 54 of the slide block 4 have a function as the locking means 7.

In the guide member 5, the bottom plate portion 50 is fixed to the lower frame 14 of the window frame 12 by screws 55, so that the window frame 1
2 is fixed (see FIGS. 1 to 4). The bottom plate portion 50
Extends further inward than the upright plate portion 53 on the inner side, and is screwed to the lower frame 14 at the extending portion 50a. A stopper 56 is provided at a side end of the guide member 5 on the engagement receiving portion 54 side in the longitudinal direction so that the slide block 4 does not slide beyond a predetermined lock position. Around the engagement receiving portion 54, the contact plate 57 is welded to be thicker than other portions, and the engagement margin between the engagement pin 41 of the slide block 4 and the engagement receiving portion 54 is increased. Therefore, it is considered that the mutual engagement is strong.

When the window is opened or closed, the arm 2 and the slide block 4 move as follows. That is, in the state where the window is closed, as shown in FIG.
Is located near an end of the guide member 5 opposite to the engagement receiving portion 54, and the arm 2 extends along the guide member 5 so that the arm 2 fits within the size of the window frame 12 in the indoor-outdoor direction. It will be in the state of extending in the direction. When the window is opened from that state, the shoji screen 11 opens to the outside as shown in FIG. 7B.
Along with the movement, the slide block 4 slides toward the opposite side of the guide member 5, that is, the end on the engagement receiving portion 54 side, and the tip end side of the arm 2 moves away from the guide member 5 to the outdoor side. When the engagement pin 41 is engaged with the engagement receiving portion 54, the movement of the slide block 4 is stopped and the slide block 4 is locked. In this locked state, the shoji screen 11 does not move further open or close unless intentionally performed. When closing the window from the locked state,
While the engaging pin 41 is pushed toward the slide block 4 side by the lock releasing means 3 to be disengaged from the engaging receiving portion 54,
The shoji screen 11 is pulled from the indoor side. At this time, the stopper 56 of the guide member 5 prevents the slide block 4 from falling off the guide member 5. Then, the slide block 4 slides toward the end of the guide member 5 opposite to the engagement receiving portion 54, and the arm 2
Moves along with the guide member 5 to be in the state shown in FIG. 7 (A).

The unlocking means 3 is shown in FIG.
As shown in (B), it has an operation lever 30 that is operated when performing a release operation, and a movable pin 31 that is pushed out by operating the operation lever 30. The operation lever 30 is rotatably supported by a horizontal shaft 32. The upper end portion of the operation lever 30 forms a pressing piece 33 which is substantially horizontal and substantially flat and has a width that is easy to release. When the pressing piece 33 is operated so as to be pushed down, the operation lever 30 rotates, and the lever 30
The base end of the movable pin 31 is pushed by the lower end portion 30a of the shaft, and a releasing operation occurs. The movable pin 31 is returned to a state where it is not pushed out (a state where a releasing operation is not performed) by the bias of the spring 34. The unlocking means 3 is fixed to the upright piece 14b of the window frame 14 with a screw 35 (see FIGS. 1 to 4). The movable pin 31 is provided at a position corresponding to the engagement receiving portion 54 (FIG. 7).
(B)). The stroke of pushing out the movable pin 31 is such that the engagement pin 41 can be disengaged from the engagement receiving portion 54.

As shown in FIG. 2, the opening / closing restriction releasing means 6 has a pair of hooking members 60 and 61 to which the connecting pin 24 of the lower frame connecting piece 22 of the arm 2 is hooked, for example. . Depending on the relative positional relationship between the pair of hooking members 60 and 61, the connecting pin 24 changes to a state in which it can be held and a state in which it can be released.

That is, of the pair of hook members 60, 61, the hook member (hereinafter, referred to as a fixed hook member) 60 fixed to the lower end of the lower frame 13 of the shoji 11 by a screw 62 is There is a linearly extending notch 60a which is open to the inside (lower side in FIG. 2), and is fixed by a screw 64 to a movable rod 63 which is movable along the longitudinal direction of the lower frame 13. The other hooking member (hereinafter, referred to as a movable hooking member) 61 that moves together with the movable rod 63 has a cutout portion 61a that is open to face the indoor side and extends to form a substantially L shape.

By the movement of the movable hook member 61, FIG.
As shown in FIGS. 10B and 10B, when the open ends of the notches 60a and 61a facing the indoor side are aligned with each other, the connecting pin 24 is in the released state, and the lower frame 1
The connection between the arm 3 and the arm 3 is released. On the other hand, as shown in FIGS. 9 (A) and 10 (A), both notches 60
When the positions of the open ends of the a and 61a facing the indoor side are deviated from each other, the open ends of the cutout portions 60a are closed by the hook-shaped portions 61b of the movable locking member 61, and the connecting pin 24 is The lower frame 13 and the arm 2 are connected by being restrained by the pair of hook members 60 and 61. The connecting pin 24 includes a small diameter portion 24a and a large diameter portion 24b.
And the small diameter portion 24a is formed by the cutout portion 60a,
61a, and the large-diameter portion 24b is cut into the cutout portions 60a, 61a.
It is a retaining portion that prevents the connecting pin 24 from falling off from a.

FIG. 11 shows an example of a moving mechanism for the movable locking member 61. The opening / closing restriction releasing means 6 is provided with an operation lever 6A that is operated when the opening / closing restriction is validated or released so as to project from the indoor side surface of the lower frame 13 of the shoji 11 (FIGS. 1 and 3). reference). A swinging piece 64A, which is swung about the shaft of the lever 6A by the rotation of the operating lever 6A, is attached to the tip of the operating lever 6A so as not to run idle. Note that FIG.
Shows a state in which the operation lever 6A is viewed from the front end side. A driven piece 64C that moves with the swinging piece 64A is connected to the tip of the swinging piece 64A via a support shaft 64B, and the tip of the driven piece 64C has a movable piece 6 that is linearly movable.
4E is connected via a support shaft 64D. Movable piece 64
A bracket 66 is fixed to E by a screw 65, and the movable rod 63 is fixed to the bracket 66 by a screw 67. Since the movable retaining member 61 is fixed to the movable rod 63, the movable retaining member 61 is converted so as to reciprocate linearly in accordance with the rotational movement of the operation lever 6A.

A state in which the swinging piece 64A and the driven piece 64C are bent and the movable piece 64E is retracted (FIG. 11 (A)) is a state in which the opening / closing regulation is effective, and the swinging piece 64A and the driven piece 6 are provided.
The state where 4C extends linearly and the movable piece 64E advances (FIG. 11B) is the state in which the open / close restriction is released. In the state in which the opening / closing regulation of the window is released, the shoji 11 is, for example, 1
It can rotate at a rotation angle of 65 °. The swinging piece 6
4A, driven piece 64C, movable piece 64E, and support shafts 64B, 6
4D is stored in a case 68, and the case 6
The screw 8 is fixed to the lower end of the lower frame 13 of the shoji 11 by a screw 69.

According to the above-described embodiment, the arm 2 has the window frame 1
2 can be pivotally connected to the lower frame 14 in the horizontal and vertical directions and can be pivotally connected to the lower frame 13 of the shoji 11 in the horizontal and vertical directions. With excellent operability, you can open and close the window smoothly. Further, since the arm 2 is not a foldable structure as in the conventional case, the drawback of the conventional window opening / closing restricting device that the arm is deteriorated is solved. In addition, since the arms 2 of the same size can be attached to windows of various sizes, the versatility of the arms 2 can be obtained. Furthermore, the arm 2 and the shoji 11 are separated to separate the shoji 1
Since only one can be rotated, the drawback of the conventional window opening / closing control device that the arm becomes an obstacle when rotating the shoji by 165 ° for wiping the outdoor surface of the shoji is solved. .

The window opening / closing restricting device according to the present invention is not limited to the structure described in the above embodiment, but various design changes are possible. For example, the arm 2 is vertically rotatably connected to the arm connecting piece 20 via a horizontal axis, and the arm connecting piece 20 is horizontally rotatably connected to the slide block 4 via a vertical axis. Therefore, the arm 2 may be attached to the lower frame 14 of the window frame 12 so as to be rotatable in the vertical direction and the horizontal direction.

Needless to say, the shapes of the cutouts 60a, 61a of the fixed hooking member 60 and the movable hooking member 61 and the moving mechanism of the movable hooking member 61 are not limited to those of the above-described embodiment. .

Further, in the above embodiment, the case where the window opening / closing regulating device according to the present invention is applied to the horizontal axis rotating window 1 has been described. However, the present invention is as shown in FIG. It is also applicable to so-called protruding window 1A or inclining window (a window that is opened by inverting the protruding window 1A upside down and inclining the upper part of the sliding door toward the indoor side) so that the shoji 11 is projected to the outside by using the shaft 10 as a rotation axis. Yes, and also Figure 1
As shown in FIG. 5, the shoji screen 11 is connected via a vertical axis (vertical axis) 16.
Is a so-called rigid shaft rotation window 1B rotatably attached to the substantially center of the window frame 12, and a vertical axis (not shown) on either the left or right side of the window as shown in FIG. As a result, the sliding door 11 can be rotated and the sliding door 11 can be horizontally moved toward the other side of the window frame 12 so as to be applied to a so-called fixed window 1C.

[0031]

According to the present invention, the lower frame of the window frame and the lower frame of the shoji attached to the window frame so as to be vertically rotatable via a horizontal shaft. In the window opening / closing restricting device having an arm that can be bridged to the
The lower frame is rotatably connected to a state along the longitudinal direction of the lower frame and a state of intersecting the longitudinal direction, and the lower frame is rotated between a state along the longitudinal direction and a state of intersecting the longitudinal direction. Since it can be movably converted and can be rotatably connected to at least one of the lower frame and the lower frame so as to be vertically rotatable, a window having the window opening / closing restricting device is attached to the window. Has excellent operability in opening and closing windows, and can open and close windows smoothly. In addition, since the arm is not foldable as in the conventional case, the drawback of the conventional window opening / closing restricting device that the arm is deteriorated is solved.

According to the fourth aspect of the present invention, it is bridged between the lower frame of the window frame and the lower frame of the shoji which is rotatably attached to the window frame through a horizontal shaft in the vertical direction. In a window opening / closing restricting device having an arm to be obtained, a vertical connecting pin is provided at a connecting portion of the arm with the lower frame, and a first hooking member that can be fixed to the lower frame and the lower frame are provided. A second latching member that can be movably attached, and restrains the connecting pin when the second latching member is retracted relative to the first latching member, Further, since the restraint of the connecting pin can be released in the advanced state, the arm and the shoji can be separated and only the shoji can be rotated. Therefore, in order to wipe the outdoor surface of the shoji, the shoji is, for example, 165. ° When the arm rotates, it obstructs A disadvantage of the window opening and closing regulation device is resolved.

[Brief description of drawings]

FIG. 1 is a side view showing an example of a state in which a horizontal axis rotating window equipped with a window opening / closing regulating device according to the present invention is opened.

FIG. 2 is a plan view showing an example of a state in which a horizontal axis rotating window provided with the window opening / closing regulating device according to the present invention is opened.

FIG. 3 is a side view showing an example of a state in which a horizontal axis rotating window provided with the window opening / closing restricting device according to the present invention is closed.

FIG. 4 is a plan view showing an example of a state in which a horizontal axis rotating window provided with a window opening / closing regulating device according to the present invention is closed.

5 (A) and 5 (B) are schematic diagrams for explaining the influence of the difference in the type and size of the window to which the window opening / closing control device according to the present invention can be attached.

FIG. 6 is an exploded perspective view of an example of an arm and a sliding means of the window opening / closing restriction device according to the present invention.

7A and 7B are perspective views of an example of an arm and a sliding means of the window opening / closing restriction device according to the present invention.

8 (A) and 8 (B) are side sectional views of an example of a lock releasing means of the window opening / closing restricting device according to the present invention.

9A and 9B are plan sectional views of an example of opening / closing restriction releasing means of the window opening / closing restriction device according to the present invention.

10A and 10B are side sectional views of an example of opening / closing restriction releasing means of the window opening / closing restriction device according to the present invention.

11A and 11B are cross-sectional views of a main part of an example of opening / closing restriction releasing means of the window opening / closing restriction device according to the present invention.

FIG. 12 is a perspective view showing an example of a horizontal axis rotating window to which the window opening / closing restricting device according to the present invention is applied.

FIG. 13 is a front view showing an example of a horizontal axis rotating window to which the window opening / closing restricting device according to the present invention is applied.

FIG. 14 is a perspective view showing an example of a protruding window to which the window opening / closing restricting device according to the present invention is applied.

FIG. 15 is a perspective view showing an example of a vertical axis rotating window to which the window opening / closing restricting device according to the present invention is applied.

FIG. 16 is a perspective view showing an example of a vertical flashing window to which the window opening / closing restricting device according to the present invention is applied.

[Explanation of symbols]

1 Horizontal axis rotating window 1A Sticking window 1B Hard axis rotating window 1C Hard sliding window 10 Horizontal axis 11, 11A, 11B, 11C, 11D Shoji 12, 12A, 12B, 12C, 12D Window frame 13 Lower frame 2 Arm 13a Hanging piece 20 arm connecting piece 14 lower frame 21 vertical axis 14a indoor surface 22 lower frame connecting piece 14b standing piece 23 horizontal axis 15 lever 24 connecting pin 16 rigid axis 24a small diameter part 24b large diameter part 3 lock releasing means 4 slide block 30 operation Lever 40 Horizontal shaft 30a Lower end 41 Engagement pin 31 Movable pin 41a Small diameter part 32 Horizontal shaft 42 Recessed portion 33 Pushing piece 43 Spring 34 Spring 35 Screw 5 Guide member 50 Bottom plate portion 50a Extended portion 6 Opening / closing regulation releasing means 51, 53 Standing Plate 6A Operation Lever 52 Top Plate 60 Fixed Locking Member (First Locking Member) 54 If receiving 60a, 61a cutout portion 55 screw 61 movable latch member (second latch member) 56 stopper 61b barb 57 caul 62,64,65,6
7, 69 screw 63 movable rod 64A swinging piece 64C driven piece 64B, 64D spindle 7 locking means 8 sliding means

Claims (4)

[Claims] 1. A window opening / closing control device having a lower frame of a window frame and an arm that can be bridged over a lower frame of a shoji that is vertically rotatably attached to the window frame via a horizontal shaft. In the above, the arm is rotatably connected to the lower frame in a state along the longitudinal direction thereof and in a state of intersecting the longitudinal direction, and the arm is in the longitudinal direction along the longitudinal direction of the lower frame. A window opening / closing regulation, which is rotatably convertible in an intersecting state and is rotatably connected to at least one of the lower frame and the lower frame in a vertical direction. apparatus. 2. A slide block which can be slidably mounted in a longitudinal direction of the lower frame, and a guide member which guides a sliding movement of the slide block.
The arm is vertically rotatably connected to a lower frame connecting piece that can be horizontally rotatably connected to the lower frame via a horizontal shaft, and is vertically rotatable to the slide block. 2. The window opening / closing restriction device according to claim 1, wherein the arm opening is rotatably connected in a horizontal direction to an arm connecting piece that is movably connected through a vertical axis. 3. A vertical connecting pin is erected on the lower frame connecting piece, and can be rotatably hooked to the lower frame connecting piece via the connecting pin and attached to the lower frame. The window opening / closing restriction device according to claim 2, further comprising a hooking member. 4. A window opening / closing control device having a lower frame of a window frame and an arm that can be bridged over a lower frame of a shoji that is vertically rotatably attached to the window frame via a horizontal shaft. A vertical connecting pin is provided at a connecting portion of the arm with the lower frame, and a first hook member that can be fixed to the lower frame and a second hook that can be movably attached to the lower frame. Locking member, the second locking member restrains the connecting pin when the second locking member is relatively retracted with respect to the first locking member, and is the connecting pin when the second locking member is advanced. A window opening / closing control device, which is capable of releasing the restraint of.