JP3246050U - sofa - Google Patents

Abstract

[Problem] To provide a sofa that prevents an upholstery material from lifting up at the intersection of a seat part and a rising part and allows easy attachment and removal of the upholstery material. The seat part 2 and the rising part 3 have a cushioning material 4 whose surface is covered with an underlayment material 5, and a top upholstery material 6 which covers the surface of the underlayment material 5. The sofa 1 is formed by being covered with a material, and the underlining material 5 and the upholstery material 6 are removably connected via an open fastener 7 provided at the intersection of the seat portion 2 and the backrest portion 3. ing. [Selection diagram] Figure 2

Description

The present invention relates to a sofa that has a seat portion and a rising portion, the surface of a cushion material is covered with an underlay material, and the surface is further covered with an overlay material.

Sofas often include a seat and a rising part, such as a backrest or armrest, that rises from the periphery of the seat.
Normally, the seat and rising parts are often formed by covering the surface of separate cushioning materials with an underlay made of thin fabric, and covering the surface of the underlay with an overlay made of thick fabric. .

With general upholstery, the part that covers the seat and the part that covers the rising part are integrally formed, so if you simply cover it over the surface of the underlining material, the area where the top surface of the seat and the rising part intersect Some parts stand out.
In order to prevent this, conventionally, the upholstery material was drawn in between the upper surface of the seat and the rising part and sewn to the underlayment material.

With the conventional method of pulling in and sewing the top upholstery, not only is it troublesome to attach the top upholstery, but it also cannot be easily removed if the overlay material becomes damaged or dirty. Ta.
The problem to be solved by the present invention is to provide a sofa in which the upholstery is prevented from lifting up at the intersection of the seat and the rising part, and the upholstery can be easily attached and removed.

The device according to claim 1 has a seat portion and a rising portion, and the surface of the seat portion and the rising portion is covered with an underlay material, and the surface of the underlay material is further covered with an overlay material. The sofa is formed of a covered sofa, and the underlay material and the upper upholstery material are removably connected via a connector provided at a portion where the seat portion and the rising portion intersect. This sofa is characterized by:

The invention according to claim 2 is the sofa according to claim 1, wherein the connector is an open fastener.

The invention according to claim 3 is characterized in that the open fastener is located at a portion where the seat portion and the rising portion intersect and is not exposed from a portion where the seat portion and the rising portion contact. This is the sofa described in 2.

In the invention according to claim 4, one side portion of the open fastener attached to the underlay material is a portion where the seat portion and the rising portion intersect, and the seat portion and the rising portion are in contact with each other. 3. The sofa according to claim 2, wherein the sofa is not exposed from any part thereof.

The invention according to claim 5 is the sofa according to claim 3 or 4, characterized in that a string is provided on the handle of the slider of the open zipper.

The device according to claim 6 is characterized in that one end portion of the open fastener projects outward from an end portion of a portion where the seat portion and the rising portion intersect. This is the sofa described in any of these.

The invention according to claim 7 is the sofa according to any one of claims 1 to 4, wherein the rising portion is a backrest portion.

An invention according to claim 8 is the sofa according to any one of claims 1 to 4, wherein the rising portion is an armrest portion.

In the sofa of this invention, the top upholstery is connected to the bottom upholstery at the intersection of the seat and the rising section, so the covered upholstery does not lift up at this point, giving it a good appearance. You can easily attach the top material to the underlay material by simply doing the following.
In addition, if the upholstery becomes damaged or soiled, the upholstery can be removed without special techniques by disconnecting the connectors.

In addition, if the connector is an open fastener, the connection strength between the top and bottom materials can be ensured along the intersection of the seat portion and the rising portion, and the connector can be easily engaged and detached.

In addition, the open zipper looks good because it is not exposed from the part where the seat and the rising part meet, and the open zipper protects the upholstery and the person sitting on it. It is hard to hurt and there is no need to worry about it coming into contact with your skin and causing discomfort.

In addition, since a string is provided on the slider handle of the open zipper, the slider can be operated even if the open zipper is installed so that it is not exposed from the area where the seat and the rising portion contact. .

In addition, if one end of the open zipper protrudes outward from the end of the intersection of the upper surface of the seat and the rising part, the cushion material will not become an obstacle and the insert pin and box can be easily connected. You can take it off and put on and take off the open zipper.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view (showing the top, right side, and plane) of a sofa according to the first embodiment of the present invention. 1 is a sectional view of a main part of a sofa showing a first embodiment of the present invention. FIG. 2 is an enlarged view of section A in FIG. 1. FIG. FIG. 2 is an enlarged view of section B in FIG. 1. FIG. 2 is a diagram illustrating a process of attaching a sofa upholstery according to a first embodiment of the present invention, and corresponds to section A in FIG. 1. FIG. FIG. 3 is a diagram illustrating a process of attaching a sofa upholstery according to a first embodiment of the present invention, and is a perspective view showing a top surface, a right side surface, and a plane. FIG. 3 is a diagram illustrating a process of attaching a sofa upholstery according to a first embodiment of the present invention, and is a perspective view showing a top surface, a right side surface, and a plane. FIG. 3 is a diagram illustrating a process of attaching a sofa upholstery according to a first embodiment of the present invention, and is a perspective view showing the back, left side, and plane. FIG. 3 is a diagram illustrating a process of attaching a sofa upholstery according to a first embodiment of the present invention, and is a perspective view showing the front, right side, and bottom. FIG. 2 is a perspective view (showing the top surface, right side surface, and top surface) of a sofa showing a second embodiment of the present invention. FIG. 7 is a perspective view (showing the top surface, right side surface, and plane surface) of the sofa according to the second embodiment of the present invention when the cover material is attached. FIG. 7 is a perspective view (showing the top surface, right side surface, and top surface) of a sofa showing a third embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. It goes without saying that the present invention is not limited to the embodiments.

[First embodiment]
A first embodiment of the present invention will be described based on FIGS. 1 to 9.

Figure 1 is a perspective view of the sofa, Figure 2 is a sectional view of the main parts of the sofa, Figure 3 is an enlarged view of part A in Figure 1, Figure 4 is an enlarged view of part B in Figure 1, and Figures 5 to 9 are It is a figure explaining the process of attaching a top covering material.

As shown in FIGS. 1 and 2, in the first embodiment, a sofa 1 includes a seat portion 2 and a backrest portion 3 that is a rising portion.

The backrest portion 3, which is a rising portion, is formed to rise from the peripheral edge of the back side of the seat portion 2.

The sofa 1 is formed by covering the surface of a cushion material 4 with an underlay material 5, and further covering the surface of the underlay material 5 with an overlay material 6.

In FIGS. 1, 3, and 4, the area surrounded by the dashed-dotted line shows the state in which the overlay material 6 is omitted, that is, the underlay material 5 is visible when the overlay material 6 is cut along the dot-dashed line. There is.

As shown in FIGS. 1 and 2, the cushion material 4 includes a seat cushion material 4a and a back cushion material 4b that are separate from each other, and is supported by a base (not shown).

The seat portion 2 is formed by covering the surface of a seat cushion material 4a with an underlay material 5a, and further covering the portion of the surface of the underlay material 5a on which the seat is to be seated with an overlay material 6.

The rising portion 3 is formed by covering the surface of the back cushion material 4b with an underlay material 5b, and further covering the portion of the surface of the underlay material 5b, on which the back rests, with an overlay material 6.

The underlay materials 5a and 5b cover the seat cushion material 4a and the back cushion material 4b, respectively. The underlay material 5 is made of, for example, a thin cloth material.

The upholstery material 6 is integrally formed with a portion that covers a portion of the seat cushion material 4a on which the seat member sits and a portion of the back portion cushion material 4b on which the back rests. The top material 6 is made of a thicker cloth material than the bottom material 5, for example.

As shown in FIG. 9, the portion of the upholstery 6 that forms the seat portion 2 has a shape that extends from the upper surface (the portion on which the seat member sits) of the seat portion 2, passes through the side surfaces, and covers the peripheral edge of the lower surface. A hook-and-loop fastener 61 is provided on the underlay 5 between the legs 21 on the lower peripheral edge of the seat portion 2, and the circumferential edge of the covering upper material 6 is attached via the hook-and-loop fastener 61.

As shown in FIG. 8, the portion of the upholstery 6 that forms the backrest portion 3 is shaped to cover the entire front surface (the portion on which the back rests) and rear surface of the backrest portion 3. The part covering the rear surface of the backrest part 3 can be divided from a vertical dividing line C for easy attachment and detachment, and can be closed using a slide fastener (not shown) provided along the dividing line C. .

As shown in FIGS. 1 to 4, the underlay material 5 and the upper upholstery material 6 are removably connected via a connector provided at the intersection of the seat portion 2 and the backrest portion 3.

The intersection of the seat part 2 and the backrest part 3 where the connector is provided is a region where the surface of the underlining material 5a of the seat part 2 and the surface of the underlining material 5b of the backrest part 3 face each other. This includes a portion where the surface of the underlining material 5a and a surface of the underlining material 5b of the backrest portion 3 contact and a portion where they do not contact (FIG. 2).

The connector is an open fastener 7 that can completely separate one side part 72 and the other side part 73, and the surface of the underlining material 5a of the seat part 2 and the surface of the underlining material 5b of the backrest part 3 are in contact with each other. It is provided over the entire area. That is, one side part 72 and the other side part 73 of the open fastener 7 are provided so as not to be exposed from the intersection of the seat part 2 and the backrest part 3 (FIG. 2).

Note that one side 72 of the open fastener 7 is provided over a portion where the surface of the underlining material 5a of the seat portion 2 and the surface of the underlining material 5b of the backrest portion 3 are in contact, and the other side portion 73 is provided between the seat portion 2 and the backrest portion 3. It may be provided over a portion where the surface of the underlining material 5a of the seat portion 2 and the surface of the underlining material 5b of the backrest portion 3 do not come into contact with each other. In this case, one side portion 72 of the open fastener 7 is provided so as not to be exposed from the intersection of the seat portion 2 and the backrest portion 3.

As shown in FIGS. 3 and 4, the open fastener 7 includes tapes 72a, 73a, hook teeth 72b, 73b, and top stops 72c, 73c on one side 72 and the other side 73, respectively.

The open fastener 7 includes a box pin 72d and a box 72e at one end of one side 72, and an insert pin 73d at one end of the other side 73.

The open fastener 7 includes a slider 71 that is movable along tapes 72a and 73a.

The slider 71 includes a body 71a and a handle 71b, and a string 71c is attached to an attachment hole provided in the handle 71b.

Pinch the handle 71b or string 71c of the slider 71, slide the slider 71 to one end, disengage the engagement teeth 72b and 73b, and remove the insert pin 73d from the box 72e to separate the one side 72 and the other side 73. , insert the insert pin 73d into the box 72e, slide the slider 71 to the other end, engage the engagement teeth 72b and 73b, and connect the one side part 72 and the other side part 73. .

As shown in FIG. 2, the tape 72a on one side 72 of the open zipper 7 is sewn onto the surface of the underlining material 5a along the intersection of the seat portion 2 and the backrest portion 3 with a sewing thread 74. .

The tape 73a on the other side 73 of the open zipper 7 is attached to the lower upholstery material of the upholstery material 6 at a position corresponding to the tape 72a on the one side portion 72 and along the intersection of the seat part 2 and the backrest part 3. It is sewn with sewing thread 74 on the 5 side, for example, at the part where the covering material 6 is folded back.

Since the other side portion 73 of the open fastener 7 is provided over the area where the surface of the underlining material 5a of the seat portion 2 and the surface of the underlining material 5b of the backrest portion 3 come into contact, the tape 73a of the upholstery material 6 is attached. The exposed parts will no longer be exposed.

When the one side part 72 and the other side part 73 of the open fastener 7 are connected, the underlay material 5 and the top upholstery material 6 are connected.

As shown in FIG. 3, the end on the one end side (the insert pin 73d and box 72e side) where one side 72 and the other side 73 of the open fastener 7 are first connected is connected to the seat 2 and the backrest 3. It protrudes outward from the point where it intersects with the
Therefore, even if the tapes 72a and 73a are provided so as not to be exposed from the intersection of the seat part 2 and the backrest part 3, the seat part 2 and the backrest part 3 do not become an obstacle, and the insert pin 73d and the slider 71 It is possible to easily engage and disengage the body 71a and the box 72e.

As shown in FIG. 4, the other end side (top stop 72c, 73c side) of the open fastener 7 is arranged so as to fit inside the side edge of the intersection of the seat part 2 and the backrest part 3.
Therefore, even if the slider 71 is located at the end, the slider 71 does not protrude beyond the side edge of the intersection of the seat portion 2 and the backrest portion 3, resulting in a good appearance.

The top material 6 is attached to the surface of the underlay material 5 in the following manner.
As shown in FIG. 5, an open fastener 7 is attached in advance along the intersection of the seat portion 2 and the backrest portion 3 of the seat cushioning material 4a and back cushioning material 4b covered with underlay materials 5a and 5b. The other side part 73 of the open fastener 7 attached to the top covering material 6 is connected to the one side part 72.

Align the direction of the part of the upholstery 6 that covers the seat part 2 and the part that covers the backrest part 3, and then fold it inside out at the other side part 73 so that the other side part 73 faces the one side part 72 side. After inserting the insert pin 73d of the other side 73 of the open fastener 7 into the body 71a and box 72e of the slider 71 located on the one side 72 and fitting them together, hold the string 71c and tighten the slider 71. is slid toward the other end, the fastener teeth 72b and 73b are engaged, the open fastener 7 is closed, and the one side part 72 and the other side part 73 are connected.

As shown in FIG. 6, the lower upholstery 5 and the upper upholstery 6 are connected along the intersection of the seat part 2 and the backrest part 3.

One end side (box 72e side) of the open fastener 7 that protrudes outward from the intersection of the seat part 2 and the backrest part 3 after connection is hidden by pushing it into the boundary between the seat part 2 and the backrest part 3. For example, even when covered with the covering material 6, it is unnoticeable and looks good.

Next, as shown in FIG. 7, the top upholstery 6 is spread forward and upward from the part connected to the underlining 5 by the open fastener 7 to cover the underlining 5a, 5b of the seat part 2 and backrest part 3. do.

As shown in FIG. 8, the upholstery 6 covering the rear surface of the backrest portion 3 is divided along a dividing line C, and a slide fastener (not shown) attached along the dividing line C is closed and connected.

As shown in FIG. 9, the peripheral edge of the upholstery 6 covering the seat part 2 and the peripheral edge of the upholstering material 6 covering the backrest part 3 are connected to hook-and-loop fasteners provided on the peripheral edge of the lower surface of the seat part 2. 61.
If the upholstery 6 becomes damaged or soiled, it can be removed by reversing the process described above.

In the sofa 1 of the embodiment, the top upholstery 6 is connected to the underlining 5 at the intersection of the seat part 2 and the backrest 3, so the covered upholstery 6 does not lift up at this part, giving it a good appearance. Moreover, the top covering material 6 can be easily attached to the bottom covering material 5 by simply connecting the open fasteners 7.

In the sofa 1 of this embodiment, when the upholstery 6 becomes damaged or dirty, the upholstery 6 can be removed without any special technique by disconnecting the open fastener 7.

In the sofa 1 of this embodiment, the connecting tool is an open fastener 7, so that the connection strength between the upper upholstery 6 and the lower upholstery 5 is ensured along the intersection of the seat part 2 and the backrest part 3, and the opening fastener 7 is used as the connecting tool. The fastener 7 can be easily engaged and detached.

In the sofa 1 of the present embodiment, the open fastener 7 is provided in a position where the seat part 2 and the backrest part 3 intersect and is not exposed from the part where the seat part 2 and the backrest part 3 contact. Even after covering the material 6, the shape of the open fastener 7 does not protrude and the appearance is good, and the open fastener 7 does not easily damage the upholstery or the seated person, and there is no fear of causing discomfort due to contact with the skin.

In the sofa 1 of this embodiment, the string 71c is provided on the handle 71b of the slider 71 of the open fastener 7, so that the open fastener 7 is provided so as not to be exposed from the part where the seat part 2 and the backrest part 3 contact. Even if the slider 71 is moved, the slider 71 can be easily operated and moved.

[Second embodiment]
A second embodiment of the present invention will be described with reference to FIGS. 10 and 11. Note that descriptions of parts similar to those in the first embodiment will be omitted, and mainly different parts will be described.

In the second embodiment, in addition to the backrest part 3, an armrest part 8 is further provided as a rising part rising from one side edge of the seat part 2.

The underlining material 5 and the upholstery material 6 that cover the seat part 2, the backrest part 3, and the armrest part 8 are the parts where the upper surface of the seat part 2 and the front surface of the backrest part 3 intersect, and the upper surface of the seat part 2 and the armrests. At the portions where the portions 8 intersect with the inner surfaces, they are removably connected to each other via connectors made of open fasteners 7.

One side portion (not shown) of one open fastener 7 is attached to the underlining material 5b of the backrest portion 3, and the other side portion (not shown) is attached to the upper covering material 6.
One end of one open fastener 7 on the box 72e side protrudes from one side edge of the seat portion 2 and the backrest portion 3 (the side edge opposite to the armrest portion 8).

One side (not shown) of the other open fastener 7 is attached to the underlining material 5c of the armrest portion 8, and the other side (not shown) is attached to the top covering material 6.
One end of the other open fastener 7 on the box 72e side protrudes from the front edge of the seat 2 and armrest 8.

To attach the top upholstery 6, move the slider (not shown) of one of the open fasteners 7 to connect the bottom upholstery 5b of the backrest portion 3 and the upholstery 6, and then connect the bottom upholstery 5c and the top upholstery of the armrest portion 8. 6 are connected by moving a slider (not shown) of the other open fastener 7, and then the top material 6 is spread out to cover the surfaces of the bottom material 5 of the seat portion 2, backrest portion 3, and armrest portions 8.

In this embodiment, two open fasteners 7 are provided linearly at the intersections of the seat 2 and the backrest 3 and the seat 2 and the armrest 8, but the present invention is not limited thereto. For example, one open fastener may be provided in an L-shape.

[Third embodiment]
A third embodiment of the present invention will be described below with reference to FIG. 12. Note that descriptions of parts similar to those in the first and second embodiments will be omitted, and mainly different parts will be described.

The third embodiment has armrests 8 rising from both side edges of the seat 2.

The underlay material 5 and the upper upholstery material 6 that cover the seat part 2, the backrest part 3, and the armrest parts 8 on both sides are the parts where the upper surface of the seat part 2 and the front surface of the backrest part 3 intersect, and the upper surface of the seat part 2. and the inner surfaces of the armrest portions 8 on both sides are removably connected to each other via connectors each consisting of an open fastener 7.

Regarding the end of the open fastener 7 provided on the armrest 8, one end on the box 72e side protrudes from the front edge of the seat 2 and the armrest 8.
The end portions of the open fastener 7 provided on the backrest portion 3 are provided such that both end portions are accommodated between both side edges of the backrest portion 3.

In this embodiment, three open fasteners 7 are provided linearly at the intersections of the seat portion 2 and the backrest portion 3, as well as the intersections of the seat portion 2 and both armrest portions 8, but the invention is not limited thereto. For example, one open fastener may be provided in a U-shape.

[Other variations]
The present invention is not limited to the above embodiments. Examples include the following:

In this embodiment, the connector is an open fastener, but it may be a hook-and-loop fastener, a button, or the like as long as it can separate the underlay material and the overlay material.

In the above embodiment, one side of the open fastener is attached to the underlining material of the backrest portion, but it may be attached to the underlining material of the seat portion.

In the above embodiment, the seat part and the rising part are covered with separate underlay materials, but the seat part and the rising part are covered with an integrated underlay material, and the part of the underlay material that covers the upper surface of the seat part and the rising part are covered with separate underlay materials. It is also possible to fold back the part where it intersects with the covering part so that it is convex to the back side, and then sandwich and sew one side of the open zipper between the folded underlay materials.

Each technical matter in any embodiment may be applied to other embodiments to form an example.

1 Sofa 2 Seat part 21 Leg part 3 Backrest part (rising part)
4 Cushion material 4a Seat cushion material 4b Back cushion material 5 Underlay material 6 Top covering material 61 Hook and loop fastener 7 Open fastener (connecting tool)
71 Slider 71a Body 71b Handle 71c String 72 One side 72a Tape 72b Interlock 72c Top stop 72d Box bar 72e Box 73 Other side 73a Tape 73b Interlock 73c Top stop 73d Butterfly pin 74 Sewing thread 8 Armrest part (rising part)

Claims (8)

It has a seat part and a rising part,
The seat portion and the rising portion are formed by covering the surface of a cushion material with an underlay material, and further covering the surface of the underlay material with an overlay material,
The sofa is characterized in that the underlay material and the top upholstery material are removably connected via a connecting tool provided at a portion where the seat portion and the rising portion intersect. The sofa according to claim 1, wherein the connector is an open fastener. 3. The sofa according to claim 2, wherein the open fastener is not exposed from a portion where the seat portion and the rising portion intersect, and where the seat portion and the rising portion contact. One side portion of the open zipper attached to the underlay material is a portion where the seat portion and the rising portion intersect, and is not exposed from a portion where the seat portion and the rising portion contact. The sofa according to claim 2. 5. The sofa according to claim 3, wherein a string is provided on the handle of the slider of the open zipper. The sofa according to any one of claims 2 to 4, wherein one end of the open zipper projects outward from an end of a portion where the seat portion and the rising portion intersect. The sofa according to any one of claims 1 to 4, wherein the rising portion is a backrest portion. The sofa according to any one of claims 1 to 4, wherein the rising portion is an armrest portion.