JP3243173B2 - Roman shade - Google Patents

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 disclosed in Japanese Patent Application No. 8-8361 previously filed by the present applicant. A plurality of front crosses are connected at predetermined intervals in the vertical direction, respectively, and a code ring is connected to the rear surface of the rear cross at a predetermined interval in the vertical direction, and a lifting code is inserted through these to raise and lower the lifting code. The rear cross and the front cross are moved up and down integrally by connecting the front and rear crosses, and the opening and closing cords are connected to the respective front crosses, and the lower ends of the front crosses are raised and lowered by moving the opening and closing cords up and down. It is.

[0003]

However, in the conventional Roman shade as described above, a plurality of code rings are connected to the rear surface of the rear cross in order to insert the lifting cord, so that the code rings are connected to the rear cross. The connecting work takes time and labor, and the number of parts increases, so the price increases. In addition, when the Roman shade is viewed from behind, the cord ring and the lifting cord can be seen exposed on the rear surface of the rear cross, so 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 an upper end is provided on a front surface of a rear cross connected to a head rail. A plurality of front crosses are connected to each other at predetermined intervals in the vertical direction, and the front crosses are suspended from the head rail at appropriate positions other than the portions connected to the rear crosses of the front crosses. The opening / closing cords are sequentially connected, and are suspended from the head rail so as to be able to ascend and descend so that a connecting portion between the rear cross and the front cross or the front cross can be inserted, and the rear cross can be moved up and down. Which is characterized by having

[0005] This eliminates the need to connect the code ring for inserting the lifting cord through the rear cross, and eliminates the work of connecting the code ring to the rear cross, thereby improving work efficiency. And the number of parts for the code ring is reduced, so that the price can be reduced.

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

Further, since the front cross and the rear cross are folded up while forming pleats projecting forward, and the rear cross forming pleats projecting rearward, the front cross and the rear cross are bulky without overlapping each other. It folds nicely without it.

According to a second aspect of the present invention, in the first aspect of the invention, one or both of one end of the lifting cord and one end of the opening / closing cord are provided in the head rail. The lifting cord and / or the opening / closing cord are led out of the head rail via a stopper capable of restraining movement of one or both of the cord.

Thus, by pulling one end of the opening / closing cord and further leading it out of the head rail, the portion of the opening / closing cord hanging down from the head rail rises, and the lower end of each front cross rises. The rear cross on the rear side can be exposed.

[0010] Further, by pulling one end of the lifting / lowering cord and further leading it out of the head rail, a portion of the lifting / lowering cord hanging down from the head rail rises and the rear cross rises, and accordingly, it is connected to the rear cross. The raised front cross also rises.

According to a third aspect of the present invention, in the first aspect, 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 is wound around a drum that is driven to rotate by an external operation so that the drum can be wound and unwound.

Thus, by winding one end of the opening / closing cord around the drum, the portion of the opening / closing cord hanging down from the head rail rises, and the lower end of each front cross rises, and the rear side on the rear side is raised. The cloth can be exposed.

Further, by winding one end of the lifting / lowering cord on the drum, a portion of the lifting / lowering cord hanging down from the head rail rises and the rear cross rises, and accordingly, the front cross connected to the rear cross also rises. To rise.

According to a fourth aspect of the present invention, in the first, second or third aspect of the present invention, the opening / closing cord is a connecting portion between each of the front cross and the rear cross or a connecting portion thereof. It is characterized in that it is inserted in the vicinity of the connecting portion or the front cross and connected to the lower end of each front cross.

Thus, the lower portion of each of the front crosses is raised by raising the portion of the opening / closing cord that hangs down from the head rail, and the rear cross on the rear side can be exposed. Further, if the opening / closing cord and the lifting / lowering cord are inserted through the same insertion portion, the number of insertion portions can be reduced, so that the work for forming the insertion portion can be reduced.

According to a fifth aspect of the present invention, in the first, second, third or fourth aspect, an upper end of the rear cross is connected to a rear surface of the head rail. It is characterized by.

[0017] Thus, since the lifting cord hanging down from the head rail is always located in front of the rear cross, the lifting cord falls down from the head rail to the rear side of the rear cross. It is not necessary to provide an insertion hole for passing the lifting cord through the rear cross in order to pass the front of the rear cross, so that the provision of the insertion hole reduces the strength of the rear cloth and friction with the lifting cord. Therefore, it is possible to prevent a further decrease in the strength of the rear cross due to abrasion of the insertion hole caused by the above. In addition, since it is not necessary to perform an operation for forming an insertion hole in the rear cross, manufacturing efficiency can be improved.

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

With this arrangement, when the front cross is raised, an opening without any obstruction can be formed between the vertically adjacent front crosses and the horizontally adjacent rear cross, so that the rear cross can be formed. It is possible to obtain a view function that does not pass through, and change the shape of the Roman shade.

According to a seventh aspect of the present invention, in the first, second, third, fourth, fifth or sixth aspect of the present invention, the head rail has a balance hanging down from a front surface of the head rail. It is what it was.

Thus, the upper ends of the head rail, the front cross, and the rear cross can be covered by the balance.

[0022]

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

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

An elevating cord 24 is suspended from the lower part of the head rail 12 so as to be able to ascend and descend.
It is connected to. One end of the lifting cord 24 is connected to the drum 2 rotatably provided in the head rail 12.
6 is wound so that it can be wound and unwound. A rotating shaft 28 is connected to the drum 26 so as to rotate integrally therewith, and a left end portion of the rotating shaft 28 in FIG. 1 is connected to a pulley (not shown) so as to rotate integrally. A ball chain 30 that is partially extended from the head rail 12 is wound around the pulley, and the pulley is rotationally driven by operating the ball chain 30.

An upper end 32a of a balance 32 is connected to the front surface 12e of the head rail 12, and the balance 32 hangs down to a middle 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 state where the front cross 14 is closed 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 portions of the opening / closing cords 18 hanging down from the head rails 12 rise, and the lower ends 14 b of the front crosses 14 are integrally formed with the plate-like members
And rises while forming a straight line in the width direction, between the lower end of the fold of the adjacent upper front cross 14 and the upper end 14 a of the lower front cross 14 and the lowermost front cross 14.
A straight opening 34 is formed between the lower end of the fold and the weight bar 16.
Is exposed. Finally, the stopper 12d is fastened to restrict the movement of the opening / closing cord 18, so that the open state of the front cross 14 is maintained.

As described above, by raising the opening / closing cord 18, an opening is formed between the front crosses 14 vertically adjacent to each other and between the lower front cloth 14 and the weight bar 16,
Since the rear cloth 10 can be exposed from the opening 34, the shape of the Roman shade can be changed.

Further, by using a translucent rear cloth 10, a certain view function can be obtained through the rear cloth 10 exposed from the opening 34.

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

Next, when closing the front side cloth 14, holding the knob 20 or the opening / closing cord 18, holding the opening / closing cord 18
To release the fastening of the stopper 12d, release the hand from the knob 20 in a state where the opening / closing cord 18 can be moved, and use the opening / closing cord 1 by its own weight of the plate-like member 17.
8 and the front cross 14 descend to the lowermost end and stop, and the state shown in FIGS. 1 and 2 is obtained. The front cross 1
When the stopper 4 is stopped in the middle of closing, the stopper 12d can be fastened by operating the opening / closing cord 18.

Next, when the rear cross 10 is lifted up, the pulley is rotated in the winding direction of the lifting cord 24 by operating the ball chain 30 so that one end of the lifting cord 24 is wound on the drum 26. As a result, as shown in FIG. 5, the portions of the elevating cord 24 hanging down from the head rail 12 rise, and the weight bar 16 rises integrally therewith, and abuts on the upper end 14a of the lowermost front cross 14. Then, the front cross 14 adjacent above and below the rear cross 10
Between the connecting portions 15 adjacent to each other while forming regular folds projecting rearward over the entire length in the width direction.
5 and rises together as they come into contact. At this time, as shown in FIG.
At the same time, the rear cloth 10 and the front cloth 14 are folded up while forming regular folds protruding forward over the entire length in the width direction. Thereby, the Roman shade can be released.

On the other hand, by operating the ball chain 30 to rotate the pulley in the unwinding direction of the elevating cord 24 and unwinding the elevating cord 24 from the drum 26, the weight bar 16 and the rear side It descends sequentially from the lower side of the cloth 10. Along with this,
The front cross 14 also descends sequentially from the lowermost front cross 14 to close the Roman shade.

FIG. 6 shows a second embodiment. In this example, the horizontal bars 40 and 42 are attached to the lower end 14b of the front cloth 14 from both side ends thereof to the portion where the opening / closing cord 18 is connected, respectively. It has a structure similar to that of the first embodiment.

The opening / closing operation of the front cloth 14 and the raising / lowering operation of the rear cloth 10 and the front cloth 14 in the second embodiment are performed in the same manner as in the first embodiment. The same operation and effect as those of the embodiment can be obtained.

On the other hand, in the second embodiment, since the above structure is different from that of the first embodiment,
When the front cross 14 is opened, the horizontal bar 40 is inclined linearly upward and upward in FIG. 6 and the horizontal bar 42 is linearly inclined upward and leftward in FIG. 6, and the portion where the horizontal bars 40 and 42 are not attached has a width. Ascending while forming a waveform in the direction. As a result, the opening 44 in the form of a mixture of straight lines and curves is formed by 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 of the upper and lower ends 1 of the lower front cross 14
4B and the weight bar 16 respectively, the effect that the shape of the opening 44 can be changed can be obtained.

FIG. 7 shows a third embodiment. The four horizontal bars 50, 52, 54 and 5 are provided on the lower end 14b of the front cloth 14 over the entire width thereof.
6 are attached in series, and the other configuration is the same as that of the first embodiment.

The opening / closing operation of the front cloth 14 and the lifting / lowering operation of the rear cloth 10 and the front cloth 14 in the third embodiment are performed in the same manner as in the first embodiment. The same operation and effect as those of the embodiment can be obtained.

On the other hand, in the third embodiment, since the above structure is different from that of the first embodiment,
When the front cloth 14 is opened, the lower end 1 of the front cloth 14
By raising the portion where the opening / closing cord 18 of 4b is 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. Also horizontal bar 5
6 linearly incline to the lower right in FIG. 7 and rise while forming a linear waveform in the width direction of the front cross 14. Thus, the opening 58 having a linear waveform is formed.
Is the lower end 14b of the upper front cross 14, which is vertically adjacent
And between the lower end 14b of the front cross 14 and the weight bar 16 between the upper end 14a of the lower front cross 14 and the weight bar 16, respectively, it is possible to obtain the effect that the shape of the opening 58 can be changed. .

FIG. 8 shows a fourth embodiment. The opening / closing cord 18 and the lifting / lowering cord 2 do not have the same width as the front cloth 14 but the rear cloth 10.
4 is provided only at the portion where the front cross 14
And an insertion portion 13 through which the opening / closing cord 18 and the lifting / lowering cord 24 are inserted, and a band tape having a width enough to connect and hold the front cross 14, and an upper end of each front cross 14. The upper plate-like member 60 is connected to the entire length of the upper plate-shaped member 14a over the entire length in the width direction, and the other configuration has the same structure as that of the first embodiment.

The opening / closing operation of the front cloth 14 and the lifting / lowering operation of the rear cloth 10 and the front cloth 14 according to the fourth embodiment are performed in the same manner as in the first embodiment. With respect to the closing of the rear cross 10 and the elevating and lowering of the rear cross 10 and the front cross 14, the same operation and effect as those of the first embodiment can be obtained.

However, in the fourth embodiment, as shown in FIG. 9, when the front cross 14 is opened, the lower end of the pleat of the upper front cross 14 vertically adjacent to the lower cross and the lower end of the lower cross are closed. A linear opening 62 similar to that of the first embodiment is formed between the upper end 14a of the front cloth 14 and between the lower end of the fold of the lower front cloth 14 and the weight bar 16, Since the rear cloth 10 is in the shape of a band tape, the view can be obtained completely by the opening 62 without blocking the field of view by the rear cloth 10.

In the first to fourth embodiments, the opening / closing cord 18 and the elevating cord 24 are inserted through the insertion portion 13 formed by the rear cloth 10 and the front cloth 14. However, the present invention is not limited to this. Not the thing, the front cross 1
An insertion hole may be formed in the vicinity of the connection portion 15 with the rear side cloth 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.

In the 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 or the front surface 12e of the head rail 12. in this case,
The rear side cloth 10 has an opening / closing cord 18 and a lifting cord 24
Is located on the front side of the head rail 12 from the position at which the head suspension 12 hangs down, an insertion hole is formed at an appropriate position of the rear cross 10 and the opening / closing cord 18 and the elevating cord 2 are formed in this insertion hole.
4 are inserted, and these are hung in front of the rear cloth 10.

In the first to fourth embodiments, the opening / closing cord 18 is led out of the head rail 12 via the stopper 12d, and the lifting cord 24 is connected to the drum 26.
The opening / closing cord 18 is wound around the drum 26, and the lifting cord 24 is wound around the drum 26.
Of the head rail 12 via the stopper 12d, the opening / closing cord 18 and the elevating cord 24.
May be wound around the drum 26, or may be led out of the head rail 12 via the stopper 12d.

Further, in the fourth embodiment,
The rear side cloth 10 is formed in a band tape shape, and is provided only in a portion where the opening / closing cord 18 and the lifting / lowering cord 24 hang down. However, the present invention is not limited to this, and at least the opening / closing cord 18 and the lifting / lowering cord 24 are provided. May be provided at appropriate positions and in appropriate numbers as long as they are provided in the portions where the hangs. The same applies to the case where an insertion hole is formed in each front cross 14 so that the opening / closing cord 18 and the elevating cord 24 are inserted. In addition, the width of the rear cloth 10 may be an appropriate dimension as long as it has at least a width that forms the insertion portion 13 and can hold the front cloth 14.
This also applies to the case where an insertion hole is formed in each front cross 14 so that the opening / closing cord 18 and the elevating cord 24 are inserted.

[0046]

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

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

Further, since the front cross and the rear cross are raised while forming a pleat protruding forward and the rear cross, respectively, the front cross and the rear cross are bulky without overlapping each other. It folds nicely without it.

According to a second aspect of the present invention, in the first aspect of the present invention, one end of the opening / closing cord is pulled out and further led out of the head rail, whereby the head rail of the opening / closing cord is drawn. The lower part of each front cross rises, and the rear cross on the rear side can be exposed.

Further, by pulling one end of the lifting cord up and out of the head rail, the portion of the lifting cord hanging down from the head rail rises and raises the rear cross. The connected front cross can be raised.

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

Further, by winding one end of the elevating cord around the drum, the portion of the elevating cord that hangs down from the head rail rises to raise the rear cross, and accordingly the front cross connected to the rear cross is moved. Can be raised.

According to a fourth aspect of the present invention, in accordance with the first, second or third aspect of the present invention, a portion of the opening / closing cord hanging from the head rail rises to lower the lower end portion of each front cross. Can be raised to expose the rear cross on the rear side. Further, if the opening / closing cord and the lifting / lowering cord are inserted through the same insertion portion, the number of insertion portions can be reduced, so that the work for forming the insertion portion can be reduced.

According to a fifth aspect of the present invention, in the first, second, third or fourth aspect of the present invention, the lifting cord suspended from the head rail is located in front of the rear cross. Therefore, it is necessary to provide an insertion hole for passing the lifting cord through the rear cross so that the lifting cord passes in front of the rear cross, such as when the lifting cord hangs from the head rail on the rear side of the rear cross. Therefore, it is possible to prevent a decrease in the strength of the rear cloth due to the provision of the insertion hole and a further decrease in the strength of the rear cloth due to wear of the insertion hole caused by friction with the lifting cord. In addition, since it is not necessary to perform an operation for forming an insertion hole in the rear cross, manufacturing efficiency can be improved.

In the present invention, the invention according to claim 6 is the invention according to claim 1, 2, 3, 4 or 5.
When the front cross is raised, an opening with no obstruction can be configured between the front cross vertically adjacent and between the rear cross horizontally adjacent, so that the view function that does not pass through the rear cross is provided. In addition to being able to obtain, the shape of the Roman shade can be changed.

According to a seventh aspect of the present invention, in the first, second, third, fourth, fifth or sixth aspect, the upper ends of the head rail, the front cross and the rear cross are balanced. Can be obscured by.

[Brief description of the 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 illustrating a state in which a front cross according to the first embodiment is opened.

FIG. 4 is a sectional view taken along line 4-4 of FIG. 3;

FIG. 5 is a perspective view showing a state where a rear cross and a front cross are raised in the first embodiment;

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 according to the fourth embodiment is opened.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Rear cross 12 Head rail 13 Insertion part 14 Front cross 15 Connecting part 16 Weight bar 18 Opening / closing cord 24 Elevating cord

Claims (7)

(57) [Claims] 1. A plurality of front crosses are connected to a front surface of a rear cross whose upper end is connected to a head rail at predetermined intervals in the vertical direction of the rear cross, respectively. At an appropriate position other than the portion connected to the rear cross, an opening / closing cord hanging down from the head rail is sequentially connected, and the opening / closing cord hanging down from the head rail is connected to the rear cross. A Roman shade having an elevating cord capable of passing a connecting portion with a front cross or a front cross and elevating the rear cross. 2. 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 a stopper capable of restraining the movement of both or one of the lifting cord and the opening / closing cord is provided. 2. The Roman shade according to claim 1, wherein the Roman shade is led out of the head rail through a shaft. 3. One or both of one end of the elevating cord and one end of the opening / closing cord are provided in the head rail, and are wound around a drum that is driven to rotate by an external operation so as to be wound and unwound. The Roman shade according to claim 1, wherein: 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 of each front cross. Item 5. Roman shade according to item 1, 2 or 3. 5. The Roman shade according to claim 1, 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 a lateral direction of the head rail.
Or the Roman shade according to 5. 7. The Roman shade according to claim 1, wherein the balance has a balance depending from a front surface of the head rail.