JPH09252930A - Roman shade - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the efficiency of operation, realize the price reduction and improve the rear side appearance of a Roman shade by providing a structure causing a lift cord not to pass through a cord ring. SOLUTION: Inserting parts 13 capable of inserting an opening and closing cord 18 and lift cord 24 therethrough are constituted at predetermined lateral intervals in connection parts 15 of a rear side cloth 10 and front side cloth 14. A lift cord 24 suspended down vertically movably from a head rail 12 is inserted through the inserting part 13 to be connected to a bottom rail 16. The opening and closing cord 18 suspended down vertically movably from the head rail 12 is inserted through the inserting part 13 to be connected to the lower end 14b of the front side cloth 14.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a Roman shade.

[0002]

2. Description of the Related Art As a conventional Roman shade, there is one shown in Japanese Patent Application No. 8-8361 previously filed by the applicant of the present invention, which is shown in front of one rear cross. A plurality of front crosses are connected at a predetermined interval in the vertical direction, and a cord ring is connected to the rear surface of the rear cross at a predetermined interval in the vertical direction. By making the rear cross and the front cross move up and down integrally, the opening and closing cords are connected to the respective front crosses, and the lower ends of the front crosses are moved up and down by raising and lowering the opening and closing cords. Is.

[0003]

However, in the conventional Roman shade as described above, since a plurality of cord rings are connected to the rear surface of the rear cross in order to insert the lifting cord, the cord rings are connected to the rear cross. It takes time and labor to connect them, and the number of parts increases, so the price increases. Also, when the Roman shade is viewed from the rear, the cord ring and the lifting cord are exposed on the rear surface of the rear cross, so there is a problem that the appearance of the Roman shade when viewed from outside is not very good. is there. The present invention is an improvement of the above-mentioned invention in order to solve the above problems.

[0004]

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is characterized in that the upper end of the rear cross is connected to a head rail, and the rear cross is attached to the front of the rear cross. A plurality of front crosses are connected to each other at predetermined intervals in the up-down direction of the head cross, and the front cross hangs down from the head rail at an appropriate position other than the part connected to the rear cross. The opening and closing cords are sequentially connected, and the lifting cords are hung down from the head rail so as to be able to move up and down, and the connecting portion between the rear cross and the front cross or the front cross is inserted to raise and lower the rear cross. It is characterized by having.

As a result, since it is not necessary to connect the cord ring for inserting the lifting cord to the rear cross, it is possible to eliminate the work of connecting the cord ring to the rear cross, thereby improving work efficiency. In addition, since the number of parts for the cord ring is reduced, the price can be reduced.

Further, when the roman shade is viewed from the outside, the cord ring and the lifting cord are not visible on the rear surface of the rear cross, so that the appearance of the roman shade when viewed from the rear can be improved.

Further, since the front cross is formed by forming the fold projecting forward and the rear cross by forming the fold projecting rearward, the front cross and the rear cross do not overlap with each other. It will be folded nicely without it.

The invention according to claim 2 of the present invention is the invention according to claim 1, wherein one or both of one end of the lifting cord and one end of the opening / closing cord are provided in the head rail. It is characterized in that it is led out of the head rail through a stopper capable of restraining movement of both or one of the lifting cord and the opening / closing cord.

As a result, by pulling one end of the opening / closing cord and further pulling it out of the head rail, the portion of the opening / closing cord hanging from the head rail rises, and the lower end portions of the front crosses rise respectively. The rear cross on the rear side can be exposed.

Further, by pulling one end of the elevating cord and further pulling it out of the head rail, the portion of the elevating cord hanging from the head rail rises and the rear cross rises. The cross on the front side also rises.

In the invention according to claim 3 of the present invention, in the invention according to claim 1, one or both of one end of the elevating cord and one end of the opening / closing cord are provided in the head rail. It is characterized in that it is wound and unwound around a drum that is rotationally driven by an external operation.

Thus, by winding one end of the opening / closing cord around the drum, the portion of the opening / closing cord hanging from the head rail rises, and the lower end portions of the front crosses rise respectively, and the rear side on the rear side thereof. The cloth can be exposed.

Further, by winding one end of the lifting cord around the drum, the portion of the lifting cord hanging from the head rail rises to raise the rear cross, and the front cross connected to the rear cross accordingly rises. To rise.

In the invention according to claim 4 of the present invention, in the invention according to claim 1, 2 or 3, the opening / closing cord is a connecting portion between each of the front side cross and the rear side cross or the same. It is characterized in that it is inserted through the connecting portion or the front cross in the vicinity and is connected to the lower end of each front cross.

As a result, the lower end of each front cross rises as the portion of the opening / closing cord hanging from the head rail rises, and the rear cross on the rear side can be exposed. Further, if the opening / closing cord and the lifting cord are inserted through the same insertion portion, the insertion portion can be reduced, so that the work for forming the insertion portion can be reduced.

In the invention according to claim 5 of the present invention, in the invention according to claim 1, 2, 3 or 4, the upper end of the rear cross is connected to the rear surface of the head rail. It is characterized by.

As a result, the lifting cord hanging from the head rail is always positioned in front of the rear cross, so that the lifting cord is hung from the head rail on the rear surface side of the rear cross. Since it is not necessary to provide an insertion hole for inserting the lifting cord in the rear cross in order to pass the cord to the front of the rear cross, the reduction of the strength of the rear cross and the friction with the lifting cord by providing the insertion hole. It is possible to prevent the strength of the rear cloth from further lowering due to the wear of the insertion hole caused by. Moreover, since it is not necessary to perform the work for forming the insertion hole in the rear cross, the manufacturing efficiency can be improved.

The invention according to claim 6 of the present invention is the invention according to claim 1, 2, 3, 4 or 5.
The rear cross is divided into a plurality of pieces in the lateral direction of the head rail.

As a result, when the front cross is raised, an opening without a shield can be formed between the front crosses that are vertically adjacent to each other and the rear crosses that are laterally adjacent to each other. It is possible to obtain a view function that does not go through and to change the shape of the Roman shade.

The invention according to claim 7 of the present invention is the invention according to claim 1, 2, 3, 4, 5 or 6, characterized in that it has a balance depending from the front surface of the head rail. It is what

This makes it possible to cover the upper ends of the head rail, the front cross and the rear cross with balance.

[0022]

1 and 2 show a first embodiment of the present invention. The upper end 10a is connected to the rear surface 12a of the head rail 12 and the upper surface 14b of the front cloth 14 is connected to the front surface 10b of the rear cloth 10 at predetermined intervals in the vertical direction of the rear cloth 10. ,
A weight bar 16 is provided at the lower end 10c of the rear cross 10. As shown in FIG. 2, the rear cross 10
The connecting portion 15 of the front cross 14 is formed with insertion portions 13 through which opening / closing cords 18 and elevating cords 24, which will be described later, can be inserted, at three locations at predetermined intervals in the lateral direction.

A plate-like member 17 is attached to the lower end 14b of each front cross 14 over the entire length in the width direction in order to hold this portion in a straight shape, and it hangs up and down from the head rail 12 so that the front cross. Opening / closing cords 18 inserted through the insertion portions 13 of the rear cross 10 and the rear cross 10 are sequentially connected. One end of the opening / closing cord 18 is inserted into an insertion hole 12c of a cord guide 12b that hangs below the head rail 12, and is led out via a stopper 12d at the left end portion of the head rail 12 in FIG. 1 and connected to a knob 20. The knob 20 has a weight bar 16 at one end.
The other end of the connection cord 22 connected to is connected.

An elevating cord 24 hangs down from the lower part of the head rail 12 so as to be able to ascend and descend, and the weight bar 16 is inserted through the insertion portion 13 of the rear cross 10 and the front cross 14.
It is connected to. Further, one end of the lifting cord 24 is provided at the drum 2 which is rotatably driven in the head rail 12.
It is wound around 6 so that it can be wound and unwound. A rotary shaft 28 is connected to the drum 26 so as to rotate integrally therewith, and a left end portion of the rotary shaft 28 in FIG. 1 is connected to a pulley (not shown) so as to rotate integrally. A ball chain 30, a part of which is drawn out from the head rail 12, is wound around the pulley, and by operating this ball chain 30, the pulley is rotationally driven.

An upper end 32a of the balance 32 is connected to the front surface 12e of the head rail 12, and the balance 32 hangs up to an intermediate position in the vertical direction of the uppermost front cross 14.

Next, the operation of the first embodiment will be described. When the front cross 14 is opened from the closed state as shown in FIG. 1, the knob 20 or the opening / closing cord 18 is pulled down. As a result, FIG.
As shown in FIG. 4, the portion of the opening / closing cord 18 hanging from the head rail 12 rises, and the lower ends 14 b of the front crosses 14 are integrally formed with the plate-shaped member 17.
And rises while forming a straight line in the width direction between the lower ends of the folds of the adjacent upper front crosses 14 and the upper ends 14a of the lower front crosses 14 and the lowermost front cross 14
A linear opening 34 is formed between the lower end of the fold and the weight bar 16, and the rear cross 10 is formed through the opening 34.
Is exposed. Finally, the stopper 12d is fastened to restrain the movement of the opening / closing cord 18, whereby the open state of the front cross 14 is held.

As described above, by raising the opening / closing cord 18, the front cross 14 adjacent to each other vertically and the lower front cross 14 and the weight bar 16 are opened,
Since the rear cross 10 can be exposed through the opening 34, the shape of the Roman shade can be changed.

By using a translucent rear cross 10, a certain view function can be obtained through the rear cross 10 exposed from the opening 34.

Further, the amount of light from the rear cross 10 can be finely adjusted by adjusting the degree of elevation of the front cross 14.
A dimming function can be obtained.

Next, when closing the front cloth 14, holding the knob 20 or the opening / closing cord 18, the opening / closing cord 18
Is operated to release the fastening of the stopper 12d so that the opening / closing cord 18 is movable, and the hand is released from the knob 20.
8 and the front cross 14 are lowered to the lowermost end and stopped, and the state shown in FIGS. 1 and 2 is obtained. In addition, front cross 1
When stopping 4 in the middle of closing, it can be done by operating the opening / closing cord 18 and fastening the stopper 12d.

Next, when the rear cross 10 is tucked up, the ball chain 30 is operated to drive the pulley to rotate in the winding direction of the lifting cord 24 so that the drum 26 winds up one end of the lifting cord 24. As a result, as shown in FIG. 5, the portion of the elevating cord 24 that hangs from the head rail 12 rises, and the weight bar 16 rises integrally with these and abuts against the upper end 14a of the lowermost front cross 14. Then, the front cross 14 adjacent to the upper and lower sides of the rear cross 10
The connecting portions 1 that are adjacent to each other while forming regular folds between the connecting portions 15 and
The five come in contact with each other in sequence and rise together. At this time, as shown in FIG.
At the same time, they are tucked up while forming regular pleats projecting forward over the entire length in the width direction, and since the rear cross 10 and the front cross 14 do not overlap with each other and are bulky, they can be folded neatly. Thereby, the Roman shade can be opened.

On the other hand, the ball chain 30 is operated to rotationally drive the pulley in the unwinding direction of the elevating cord 24 to unwind the elevating cord 24 from the drum 26. The cloth 10 descends sequentially from the lower side. Along with this,
The front cloth 14 can also descend sequentially from the lowermost front cloth 14 to close the Roman shade.

FIG. 6 shows a second embodiment. What is shown in the drawing is that the horizontal bars 40 and 42 are attached to the lower end 14b of the front cross 14 from both side ends thereof to the portion where the opening / closing cord 18 is connected, respectively. It has the same structure as that of the first embodiment.

The opening / closing operation of the front cross 14 and the raising / lowering operation of the rear cross 10 and the front cross 14 in the second embodiment are performed in the same manner as in the first embodiment, whereby the first embodiment is performed. It is possible to obtain the same effect as that of the above-mentioned form.

On the other hand, the structure of the second embodiment differs from that of the first embodiment, and
When the front cross 14 is opened, the horizontal bar 40 inclines in the upper right direction in FIG. 6 and the horizontal bar 42 inclines in the upper left direction in FIG. 6, and the width of the part where the horizontal bars 40 and 42 are not attached is wide. Rises while forming a waveform in the direction. As a result, the opening 44 having a shape in which straight lines and curved lines are mixed forms the lower end 14b of the upper front cross 14 and the lower front cross 14 that are vertically adjacent to each other.
Between the upper ends 14a and the lower end 1 of the lowermost front cross 14
Since it is formed between the 4b and the weight bar 16, it is possible to obtain an effect that the shape of the opening 44 can be changed.

FIG. 7 shows a third embodiment. What is shown in this is that the four horizontal bars 50, 52, 54 and 5 are provided at the lower end 14b of the front cross 14 over the entire width direction thereof.
6 are attached in series, and the other structure is the same as that of the first embodiment.

The opening / closing operation of the front cross 14 and the raising / lowering operation of the rear cross 10 and the front cross 14 in the third embodiment are performed in the same manner as in the first embodiment, whereby the first embodiment is performed. It is possible to obtain the same effect as that of the above-mentioned form.

On the other hand, the structure of the third embodiment differs from that of the first embodiment, and
When the front cross 14 is opened, the lower end 1 of the front cross 14
By raising the portion of the connecting cord 18 of 4b connected, the horizontal bar 50 moves to the upper right in FIG. 7, the horizontal bar 52 moves to the lower right in FIG. 7, and the horizontal bar 54 moves to the upper right in FIG. Horizontal bar 5
6 inclines linearly downward to the right in FIG. 7, and rises while forming a linear waveform in the width direction of the front cross 14. As a result, the opening 58 having a linear waveform is formed.
Is the lower end 14b of the upper front cross 14 that is vertically adjacent
And the lower end 14b of the front cross 14 and the lower end 14b of the front cross 14 and the weight bar 16 are formed respectively, so that it is possible to obtain an effect that the shape of the opening 58 can be changed. .

FIG. 8 shows a fourth embodiment. What is shown in this is that the opening / closing cord 18 and the lifting cord 2 do not have the rear cross 10 having the same width as the front cross 14.
4 is provided only in the hanging portion, and the front cross 14
The upper end of each front cross 14 is formed as a band tape having a width that allows the opening / closing cord 18 and the lifting cord 24 to be inserted between The upper plate member 60 is connected to 14a over the entire length in the width direction thereof, and the other structure is the same as that of the first embodiment.

The opening / closing operation of the front cross 14 and the raising / lowering operation of the rear cross 10 and the front cross 14 in the fourth embodiment are performed in the same manner as in the first embodiment, whereby the front cross 14 is formed. With respect to the closing and the raising and lowering of the rear cross 10 and the front cross 14, it is possible to obtain the same operational effects as those of the first embodiment.

However, in the fourth embodiment, as shown in FIG. 9, when the front cross 14 is opened, the lower ends of the folds of the upper front cross 14 which are vertically adjacent to each other and the lower folds of the upper front cross 14 are opened. Although a linear opening 62 similar to that of the first embodiment is formed between the upper end 14a of the front cross 14 and between the lower end of the fold of the lowermost front cross 14 and the weight bar 16, Since the rear cloth 10 is in the form of a tape strip, the rear cloth 10 does not obstruct the field of view, and the opening 62 provides a complete view function.

In the first to fourth embodiments, the opening / closing cord 18 and the elevating cord 24 are inserted into the insertion portion 13 formed by the rear cross 10 and the front cross 14, but the invention is not limited to this. Front cross 1
An insertion hole may be formed in the vicinity of the connecting portion 15 with the rear cross 10 of the No. 4, and the insertion hole may be inserted. Further, the opening / closing cord 18 may be hung in front of the front cross 14 without being inserted anywhere.

Further, in the above-described first to fourth embodiments, the rear cross 10 is connected to the rear surface 12a of the head rail 12.
However, the present invention is not limited to this, and may be connected to the lower surface of the head rail 12 or the front surface 12e. in this case,
The rear cross 10 has an opening / closing cord 18 and a lifting cord 24.
When it is located on the front side of the head rail 12 rather than the hanging position, an insertion hole is formed at an appropriate position of the rear cross 10, and the opening / closing cord 18 and the lifting cord 2 are inserted in this insertion hole.
4 are inserted, and these are hung down in front of the rear cross 10.

In the first to fourth embodiments, the opening / closing cord 18 is led out from the head rail 12 via the stopper 12d, and the lifting cord 24 is connected to the drum 26.
Although the configuration is not limited to this, the opening / closing cord 18 is wound around the drum 26, and the lifting cord 24 is
Is configured to be led out from the head rail 12 via the stopper 12d, and the opening / closing cord 18 and the lifting cord 24
Both of them may be wound around the drum 26, or may be led out from the head rail 12 via the stopper 12d.

Further, in the fourth embodiment described above,
Although the rear cross 10 is in the form of a tape strip and is provided only in the portion where the opening / closing cord 18 and the lifting cord 24 hang down, the present invention is not limited to this, and at least the opening / closing cord 18 and the lifting cord 24 are provided. As long as it is provided in the hanging portion, the others may be provided in an appropriate number at an appropriate position. This is the same as in the case of forming the insertion hole in each front cross 14 and inserting the opening / closing cord 18 and the elevating cord 24 therethrough. Further, the width of the rear cross 10 may be an appropriate dimension as long as it has at least a width that constitutes the insertion portion 13 and can hold the front cross 14.
This also applies to the case where the front cross 14 is formed with an insertion hole and the opening / closing cord 18 and the lifting cord 24 are inserted therethrough.

[0046]

As described above, according to the first aspect of the present invention, since the cord ring for inserting the lifting cord through the rear cross does not have to be connected, the cord is connected to the rear cross. Since the work of connecting the rings can be eliminated, work efficiency can be improved and
Since the number of parts for the cord ring is reduced, the price can be reduced.

Further, since the cord ring and the lifting cord are not visible on the rear surface of the rear cross when the Roman shade is viewed from the outside, the appearance of the Roman shade when viewed from the rear can be improved.

Further, since the front cross is formed by forming the fold projecting forward and the rear cross by forming the fold projecting rearward, the front cross and the rear cross do not overlap with each other. It will be folded nicely without it.

In the invention according to claim 2 of the present invention, in the invention according to claim 1, the one end of the opening / closing cord is pulled and further led out of the head rail, whereby the head rail of the opening / closing cord is provided. The portion hanging from the upper part rises and the lower ends of the front cross parts rise, respectively, and the rear cross part on the rear side can be exposed.

By pulling one end of the elevating cord and further pulling it out of the head rail, the portion of the elevating cord hanging from the head rail rises to raise the rear cross, and accordingly the rear cross. The connected front cross can be raised.

According to a third aspect of the present invention, in the first aspect of the invention, one end of the opening / closing cord is wound around a drum so that the portion of the opening / closing cord hanging from the head rail is raised. Then, the lower ends of the front crosses are respectively raised, and the rear cross on the rear side can be exposed.

By winding one end of the lifting cord around the drum, the portion of the lifting cord hanging from the head rail rises to raise the rear cross, and the front cross connected to the rear cross is accordingly raised. Can be raised.

Further, in the invention according to claim 4 of the present invention, in the invention according to claim 1, 2 or 3, the lower end portion of each front cross is caused by the portion of the opening / closing cord hanging from the head rail rising. Can be raised to expose the rear cross on the rear side. Further, if the opening / closing cord and the lifting cord are inserted through the same insertion portion, the insertion portion can be reduced, so that the work for forming the insertion portion can be reduced.

In the invention according to claim 5 of the present invention, in the invention according to claim 1, 2, 3 or 4, the elevating cord hanging from the head rail is located in front of the rear cross. Therefore, it is necessary to provide an insertion hole on the rear surface of the rear cross for inserting the lifting cord into the rear cross in order to pass the lifting cord in front of the rear cross as in the case where the lifting cord hangs down from the head rail. Therefore, it is possible to prevent the strength of the rear cross from being reduced due to the provision of the insertion hole and the strength of the rear cross from being further reduced due to wear of the insertion hole caused by friction with the lifting cord. Moreover, since it is not necessary to perform the work for forming the insertion hole in the rear cross, the manufacturing efficiency can be improved.

The invention according to claim 6 of the present invention is the invention according to claim 1, 2, 3, 4 or 5.
When the front cross is raised, it is possible to construct an opening without shields between the front crosses that are vertically adjacent to each other and between the rear crosses that are adjacent to each other in the horizontal direction. In addition to being able to obtain, the shape of the Roman shade can be changed.

In the invention according to claim 7 of the present invention, in the invention according to claim 1, 2, 3, 4, 5 or 6, the upper ends of the head rail, the front cross and the rear cross are balanced. Can be covered by.

[Brief description of drawings]

FIG. 1 is a perspective view showing a first embodiment.

FIG. 2 is a sectional view taken along line 2-2 of FIG.

FIG. 3 is a perspective view showing a state in which a front cross according to the first embodiment is opened.

4 is a sectional view taken along line 4-4 of FIG.

FIG. 5 is a perspective view showing a state in which a rear cross and a front cross according to the first embodiment are raised.

FIG. 6 is a perspective view showing a second embodiment.

FIG. 7 is a perspective view showing a third embodiment.

FIG. 8 is a perspective view showing a fourth embodiment.

FIG. 9 is a perspective view showing a state in which a front cross of the fourth embodiment is opened.

[Explanation of symbols]

 10 Rear Cross 12 Head Rail 13 Insertion Portion 14 Front Cross 15 Connection Portion 16 Weight Bar 18 Opening / Closing Cord 24 Lifting Cord

Claims (7)

[Claims] 1. A plurality of front cloths are connected to a front surface of a rear cloth whose upper end is connected to a head rail at predetermined intervals in the vertical direction of the rear cloth. Opening and closing cords that can be lifted and lowered from the head rail are sequentially connected to appropriate positions other than the portion that is connected to the rear cross, and can be lifted and lowered from the head rail and the rear cross. A roman shade having an elevating cord capable of ascending and descending the rear cloth by inserting a connecting portion with the front cloth or the front cloth. 2. One or both of one end of the elevating cord and one end of the opening / closing cord is provided in the head rail, and a stopper capable of restraining movement of both or one of the elevating cord and the opening / closing cord. The roman shade according to claim 1, which is led out of the head rail through the. 3. One or both of one end of the lifting cord and one end of the opening / closing cord are provided in the head rail, and are wound and unwound around a drum that is driven to rotate by an external operation. The roman shade according to claim 1. 4. The opening / closing cord is inserted into the connecting portion or the front cross at or near a connecting portion between the front cross and the rear cross, and is connected to a lower end portion of each front cross. The Roman shade according to Item 1, 2 or 3. 5. The Roman shade according to claim 1, 2, 3 or 4, wherein an upper end of the rear cross is connected to a rear surface of the head rail. 6. The rear cross is divided into a plurality of pieces in the lateral direction of the head rail.
Or the Roman shade described in 5. 7. The roman shade according to claim 1, 2, 3, 4, 5, or 6, having a balance that hangs from the front surface of the head rail.