JP2017131429A - cushion - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cushion being compactly stored and facilitating carrying.SOLUTION: A cushion 1 according to one embodiment includes a seating face 10 on which a body is placed. The cushion 1 includes: a first part 2 including a portion 10a of the seating face 10; a second part 3 including a residual portion 10b of the seating face 10; a folding part L provided between the first part 2 and the second part 3 and being foldable in such a manner that the first part 2 and the second part are mutually superposed; a first grip 4 that, in a state where the seating face 10 is not folded, is located at a front face 2a as an end face in the opposite side of the second part 3, in the first part 2; a second grip 5 that, in a state where the seating face 10 is not folded, is located at a rear face 3b as an end face in the opposite side of the first part 2, in the second part 3; and a third grip 6 that is located at a bottom face as a face in the opposite side of the seating face 10, in the first part 2.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a cushion on which a user's body is placed.

  Conventionally, a cushion on which a user's buttocks are placed from above is known. Japanese Patent Laying-Open No. 2015-173791 describes a wheelchair cushion that is placed on a wheelchair seat. This cushion is formed in a rectangular parallelepiped shape as a whole. This cushion is formed by laminating a sheet-like support and a plurality of cushions. The support body has a recessed portion located on the rear side as viewed from the seated user, and the pressure applied to the buttocks is reduced by placing the user's buttocks on the recessed portions.

JP2015-173791A

  By the way, since the cushion as described above is used by being placed on a seating surface of a wheelchair or the like, it is required to be portable and compact. However, since the above-described cushion is simply formed in a rectangular parallelepiped shape, it cannot be made compact, and there is room for improvement in terms of portability.

  An object of the present invention is to provide a cushion that can be made compact and can be easily carried.

  The cushion which concerns on 1 side of this invention is a cushion provided with the seat surface on which a body is mounted, Comprising: The 1st part containing a part of seat surface, the 2nd part containing the remainder of a seat surface, 1st part And a second part of the first part in a state where the seat surface is not folded, and a folding part that is provided between the first part and the second part and is foldable so that the first part and the second part overlap each other. The first handle located on the opposite end surface of the first handle, the second handle located on the opposite end surface of the second portion from the first portion in a state where the seat surface is not folded, and the seat surface folded And a third handle located on the surface of the first portion opposite to the seat surface.

  The cushion is used with the seat surface facing upward, and the first part can be folded into the second part via the folding part located between the first part and the second part. Yes. Therefore, it can be easily made compact simply by folding through the folding part. The cushion includes a first handle, a second handle, and a third handle. The first handle and the third handle are attached to the first portion, and the second handle is attached to the second portion. . Further, in a state where the seating surface is not folded, the first handle is located on the end surface of the first portion opposite to the second portion, and the second handle is opposite to the first portion in the second portion. The third handle is located on a surface opposite to the seat surface in the first portion. Accordingly, the third handle located on the opposite side of the seating surface can be picked up and the first part and the second part can be folded via the folding part, and in the folded state, the first handle and the second handle are It will be close. Therefore, it is possible to easily lift the folded cushion by hooking the hand on the first handle and the second handle. Therefore, the cushion can be improved in portability and can be easily carried.

  In addition, the contents accommodated in each of the first part and the second part, the inner bag for accommodating the contents in each of the first part and the second part, and the two inner bags are accommodated. And a cover constituting the surface of the first part and the second part, the first handle, the second handle and the third handle are attached to the front side of the cover, and the inner bag is formed in a mesh shape It may be. In this case, since each inner bag is formed in a mesh shape, the air permeability as a cushion can be enhanced and the state of the internal contents can be visually confirmed. Moreover, since each inner bag is made into a mesh shape, the contact area between the inner bag and the contents inside the inner bag can be reduced, so that friction between the inner bag and the contents can be reduced. Accordingly, it is possible to smoothly store the contents in the inner bag and take out the contents from the inner bag.

  Further, meshes are formed on the front side and the back side of the cover, and the meshes on the front side of the cover may be finer than the meshes on the back side of the cover. In this case, since the mesh is formed on the front side and the back side of the cover, the air permeability can be improved. The mesh on the front side of the cover is finer than the mesh on the back side. By making the mesh on the front side of the cover finer in this way, the front side of the cover is made closer to a flat surface to improve design, and it is difficult for dust to enter the mesh part, so dust etc. accumulates on the front side of the cover. Can be difficult. Further, even if dust or the like adheres to the cover, the dust or the like can be easily removed, so that the clean state of the cushion can be easily maintained.

  According to one aspect of the present invention, it can be made compact and can be easily carried.

It is a perspective view which shows the cushion which concerns on this embodiment. It is a bottom view which shows the cushion of FIG. It is the figure which opened the cover of the cushion of FIG. 1, and showed the inner bag and the contents. It is the figure which showed the inner bag and the contents from the back side of FIG. It is a side view which shows the contents. It is a figure which shows the state which folded the cushion of FIG.

  Hereinafter, embodiments of the cushion according to the present invention will be described with reference to the drawings. In the following description, the same or corresponding elements are denoted by the same reference numerals, and redundant description is omitted.

  As shown in FIG. 1, the cushion 1 according to the present embodiment has a rectangular parallelepiped shape extending in the first direction A1 and the second direction A2 and having a thickness in the third direction A3. In the present embodiment, the cushion 1 is used by being placed on a seating surface of a wheelchair. That is, the cushion 1 is a wheelchair cushion. When viewed from the user on the wheelchair, the first direction A1 is the left-right direction, the second direction A2 is the front-rear direction, and the third direction A3 is the vertical direction. The cushion 1 has a flat seat surface 10 on which a user's buttocks are placed from above.

  The cushion 1 has a folding part L extending in the first direction A1 at the center of the seating surface 10, and can be folded using the folding part L as a boundary. The cushion 1 includes a first portion 2 including a part 10 a of the seat surface 10 and a second portion 3 including a remaining portion 10 b of the seat surface 10. The first portion 2 and the second portion 3 are arranged in the second direction A2, and the folding portion L extends in the first direction A1 at the boundary portion between the first portion 2 and the second portion 3. For example, the first portion 2 and the second portion 3 have the same size. The cushion 1 includes a first handle 4, a second handle 5, and a third handle 6 for lifting the cushion 1.

  FIG. 2 shows a bottom view of the cushion 1 as viewed from below (opposite the seating surface 10). As shown in FIGS. 1 and 2, the first portion 2 includes a front surface 2a located at one end in the second direction A2 and the other end in the second direction A2, in addition to the part 10a of the seating surface 10 described above. , A pair of side surfaces 2c and 2d extending in the second direction A2 between the front surface 2a and the rear surface 2b, and a bottom surface 2e positioned on the opposite side of the seat surface 10.

  Both the front surface 2a and the rear surface 2b have a rectangular shape extending in the first direction A1 and the third direction A3. Both the side surface 2c and the other side surface 2d have a rectangular shape extending in the second direction A2 and the third direction A3. The bottom surface 2e is located just on the opposite side of the part 10a of the seating surface 10, and the shape of the bottom surface 2e is the same rectangular shape as the part 10a.

  In addition to the remaining portion 10b of the seat surface 10, the second portion 3 is similar to the front surface 3a located at one end in the second direction A2, the rear surface 3b located at the other end in the second direction A2, and the side surfaces 2c and 2d. Side surfaces 3c and 3d and a bottom surface 3e located on the opposite side of the seating surface 10 are provided. The shape and size of the front surface 3a and the rear surface 3b are the same as the shape and size of the front surface 2a and the rear surface 2b. Further, the bottom surface 3e is located just opposite to the remaining portion 10b of the seating surface 10, and the shape of the bottom surface 3e is the same rectangular shape as the shape of the remaining portion 10b.

  The first handle 4 is provided at the end 2 f of the first portion 2 on the side opposite to the second portion 3. The first handle 4 is attached to the front surface 2 a that is the end surface of the first portion 2 opposite to the second portion 3. Here, the end portion 2 f of the first portion 2 opposite to the second portion 3 indicates a portion including a certain region on the opposite side (front side) of the first portion 2 to the second portion 3.

  The first handle 4 has a rectangular shape extending in the first direction A1 on the front surface 2a, and the first portion 2 is sewn by sewing one end 4a and the other end 4b of the first handle 4 in the first direction A1. Is attached. The first handle 4 extends in a belt shape from one end 4a to the other end 4b. The first handle 4 extends in the first direction A <b> 1 and is gently attached to the first portion 2, so that the hand can be smoothly put into the first handle 4.

  The second handle 5 is attached to an end 3 f of the second portion 3 on the side opposite to the first portion 2. Here, the end 3 f indicates a portion including a certain region on the opposite side (rear side) to the first portion 2 in the second portion 3. The second handle 5 is attached to the rear surface 3b that is the end surface of the second portion 3 opposite to the first portion 2, and extends in the first direction A1 on the rear surface 3b. Only the arrangement position of the second handle 5 is different from that of the first handle 4, and the shape and size of the second handle 5 are the same as the shape and size of the first handle 4. The second handle 5 is attached to the second portion 3 by sewing one end 5a and the other end 5b of the second handle 5 in the first direction A1.

  The third handle 6 is attached to the end 2 f of the first portion 2. The third handle 6 is attached to the bottom surface 2 e, which is the surface opposite to the seat surface 10 in the first portion 2, and the third handle 6 is arranged to be parallel to the first handle 4. . Further, the shape and size of the third handle 6 and the attachment method to the first portion 2 are the same as those of the first handle 4.

  A hook-and-loop fastener 7 is provided on the rear surface 2b of the first portion 2 and the front surface 3a of the second portion 3, respectively. The hook-and-loop fasteners 7 are lightly bonded to each other when the seat surface 10 of the cushion 1 faces upward (the cushion 1 is not folded). As described above, the surface fastener 7 on the rear surface 2b and the surface fastener 7 on the front surface 3a are bonded to each other, so that the seat surface 10 can be maintained in the upward direction.

  Further, the bottom surface 2e of the first portion 2 and the bottom surface 3e of the second portion 3 are subjected to anti-slip processing over the entire bottom surface 2e and bottom surface 3e. This anti-slip processing is performed, for example, by attaching a sheet-like member made of a material having a high friction coefficient to the bottom surfaces 2e and 3e. By applying the anti-slip process to the bottom surface 2e and the bottom surface 3e, it is possible to suppress the displacement of the cushion 1.

  As shown in FIGS. 3 and 4, the cushion 1 includes a cover 11 constituting the surfaces of the first portion 2 and the second portion 3, and the first portion 2 and the second portion disposed inside the cover 11. 3 includes two inner bags 12 accommodated in each of the three and two foamed urethanes 13 (contents) accommodated in each inner bag 12. One inner bag 12 is accommodated in each of the first portion 2 and the second portion 3.

  The cover 11 is made of, for example, a double raschel, and is formed by overlapping two base fabrics and sewing them together with a filament thread. A mesh is formed on the front side 11a (see FIG. 1) and the back side 11b of the cover 11, and the mesh 11c on the back side 11b is rougher than the mesh on the front side 11a. Since the mesh on the front side 11a is very fine, the front side 11a is almost flat. Usually, in a double russell, a flat fine mesh is directed inward and a coarse mesh is directed outward, but in this embodiment, the double rassell is turned upside down and the fine mesh is on the outer side and the coarse mesh is reversed. It is used facing inward.

  As shown in FIG. 2, the cover 11 is provided with a fastener 14. By opening the fastener 14, the inner bag 12 and the urethane foam 13 can be taken out from the cover 11. One fastener 14 is provided for each of the first portion 2 and the second portion 3. It is also possible to wash the cover 11 with the inner bag 12 and the urethane foam 13 removed. The fastener 14 is disposed along the outer periphery of the bottom surfaces 2e and 3e on the bottom surface 2e of the first portion 2 and the bottom surface 3e of the second portion 3. Therefore, the fastener 14 is disposed at a place where the inner bag 12 and the urethane foam 13 can be easily taken in and out, and the handle 14a of the fastener 14 can be prevented from hitting the user's body.

  As shown in FIGS. 3 and 4, the inner bag 12 is formed in a mesh shape. The inner bag 12 is provided with a fastener 15 at the outer edge portion 12a, and the urethane foam 13 can be taken out from the inner bag 12 by pulling the handle 15a to open the fastener 15. This inner bag 12 can also be washed with the foamed urethane 13 taken out.

  The fastener 15 and the above-described fastener 14 are used as means for accommodating the contents by closing the inner bag 12 and the cover 11, but the arrangement positions and arrangement modes of the fasteners 14 and 15 can be changed as appropriate. Moreover, as means for accommodating the contents, it is possible to use other than the fasteners 14 and 15, such as a hook-and-loop fastener.

  The foamed urethane 13 is a content constituting each of the first portion 2 and the second portion 3, and each foamed urethane 13 is formed in a rectangular parallelepiped shape. As shown in FIGS. 3 to 5, the urethane foam 13 includes a front surface 13 a that constitutes the seating surface 10 and has an uneven shape, and a flat rear surface 13 b. On the surface 13a, convex portions 13c are arranged in a lattice shape, and concave portions 13d are formed in a lattice shape between the convex portions 13c.

  The urethane foam 13 has a soft layer 13e, a hard layer 13f, and a soft layer 13g that are laminated from the back surface 13b toward the front surface 13a. Only the soft layer 13e is provided in the concave portion 13d of the urethane foam 13, and the soft layer 13e, the hard layer 13f, and the soft layer 13g are provided in the convex portion 13c.

  Thus, the urethane foam 13 has a three-layer structure including the soft layer 13e, the hard layer 13f, and the soft layer 13g. Therefore, when the user's body is placed on the surface 13a, the soft layers 13e and 13g can continue to give the user a good fit even when sitting for a long time. Moreover, when the user's body is put on the surface 13a, it is also possible to suppress excessive deformation of the urethane foam 13 by the hard layer 13f.

  Next, effects obtained by the cushion 1 according to the present embodiment will be described.

  As shown in FIGS. 1, 2, and 6, the cushion 1 is used in a state where the seating surface 10 faces upward, and the folding portion positioned between the first portion 2 and the second portion 3. The first part 2 can be folded on the second part 3 via L. Therefore, it can be easily made compact simply by folding through the folding portion L.

  The cushion 1 includes a first handle 4, a second handle 5 and a third handle 6. The first handle 4 and the third handle 6 are attached to the first part 2, and the second handle 5 is a second part 3. Is attached. The first handle 4 is located on the front surface 2a, the second handle 5 is located on the rear surface 3b, and the third handle 6 is located on the bottom surface 2e. Therefore, the first handle 2 and the second handle 5 can be folded by holding the third handle 6 and folding the first portion 2 and the second portion 3 via the folding portion L, and in the folded state, the first handle 4 and the second handle 5 are close to each other. It will be. Therefore, the folded cushion 1 can be easily lifted by hooking the hand on the first handle 4 and the second handle 5. Therefore, it can be set as the cushion 1 with improved portability and can be easily carried.

  More specifically, as shown in FIG. 1, for example, in a state where the first portion 2 is located on the front side and the second portion 3 is located on the rear side, one hand is put under the first portion 2 from the front side. By holding the three handles 6, lifting the first part 2 with the third handle 6, folding the first part 2 onto the second part 3, and putting one hand into the first handle 4 and the second handle 5 The cushion 1 can be easily carried with one hand. Thus, the cushion 1 can be easily carried by passing the hand through the first handle 4 and the second handle 5. Therefore, for example, even when the user changes from a wheelchair to a vehicle such as a taxi, the cushion 1 can be easily folded and carried with one hand, so the transfer from the wheelchair can be easily performed.

  The cushion 1 includes a foamed urethane 13 accommodated in each of the first part 2 and the second part 3 and an inner bag for accommodating the foamed urethane 13 in each of the first part 2 and the second part 3. 12 and two inner bags 12 and a cover 11 constituting the surfaces of the first portion 2 and the second portion 3. And the 1st handle 4, the 2nd handle 5, and the 3rd handle 6 are attached to the front side 11a of the cover 11, and the inner bag 12 is formed in mesh shape.

  As described above, since each inner bag 12 is formed in a mesh shape, the air permeability as the cushion 1 can be enhanced. Furthermore, by making each inner bag 12 into a mesh shape, the urethane foam 13 inside the inner bag 12 can be visually recognized, and the contact area between the inner bag 12 and the urethane foam 13 can be reduced. Friction with the urethane foam 13 can be reduced. Therefore, the urethane foam 13 can be accommodated in the inner bag 12 and the urethane foam 13 can be taken out from the inner bag 12 smoothly.

  Further, a mesh is formed on the front side 11 a and the back side 11 b of the cover 11, and the mesh on the front side 11 a of the cover 11 is finer than the mesh 11 c on the back side 11 b of the cover 11. Thus, since the mesh is formed in the front side 11a and the back side 11b of the cover 11, air permeability can be improved. Further, by making the mesh on the front side 11a of the cover 11 finer than the mesh 11c on the back side 11b, the front side 11a of the cover 11 is made closer to a flat surface to improve the design, and dust or the like is less likely to enter the mesh portion. Therefore, dust or the like can be made difficult to collect on the front side 11a of the cover 11. Even if dust adheres to the cover 11, the dust can be easily removed, so that the cushion 1 can be easily maintained in a clean state.

  As mentioned above, although embodiment of this invention was described, this invention is not limited to embodiment mentioned above, You may deform | transform in the range which does not change the summary described in the claim. That is, the present invention can be variously modified without departing from the gist described in the claims.

  For example, in the above-described embodiment, the example in which the first portion 2 and the second portion 3 are both rectangular parallelepiped has been described. However, the shape of the first part and the second part may not be a rectangular parallelepiped shape, and can be changed as appropriate. In the above-described embodiment, the first portion 2 and the second portion 3 have the same size, but the shape and size of the first portion and the second portion may not be the same. Moreover, the arrangement | positioning aspect of a folding part can also be changed suitably.

  Moreover, about the shape and magnitude | size of a 1st handle, a 2nd handle, and a 3rd handle, it can change suitably. Furthermore, although embodiment mentioned above demonstrated the cushion 1 provided with the 1st handle 4, the 2nd handle 5, and the 3rd handle 6, the handle may be arrange | positioned in four or more positions.

  Moreover, in embodiment mentioned above, the example in which the hook_and_loop | surface fastener 7 is arrange | positioned as the means to adhere | attach the 1st part 2 and the 2nd part 3 mutually on the rear surface 2b of the 1st part 2 and the front surface 3a of the 2nd part 3 is demonstrated. The hook-and-loop fastener 7 can be omitted. Moreover, it is also possible to use things other than the hook-and-loop fastener 7 as the bonding means for bonding the first portion 2 and the second portion 3 to each other.

  In the above-described embodiment, the example in which the anti-slip process is performed over the entire bottom surface 2e and the bottom surface 3e has been described. However, the anti-slip process can be omitted.

  Moreover, although the above-mentioned embodiment demonstrated the example using the cover 11 comprised by the double raschel and the mesh-shaped inner bag 12, the material of a cover and an inner bag can be changed suitably. Furthermore, in the above-described embodiment, the urethane foam 13 is used as the contents, but it is also possible to use contents other than the urethane foam 13.

  Moreover, although the inner bag 12 demonstrated the example which accommodates one foaming urethane 13 in the above-mentioned embodiment, you may accommodate two or more contents. Furthermore, the number of contents accommodated inside the cushion can be changed as appropriate.

  In the above-described embodiment, the cushion 1 having a rectangular parallelepiped shape extending in the first direction A1 and the second direction A2 and having a thickness in the third direction A3 has been described. However, the cushion may not be a rectangular parallelepiped shape. Good. That is, the shape of the cushion according to the present invention may be, for example, a disk shape, or may be a shape other than a rectangular parallelepiped shape. Furthermore, the cushion according to the present invention may be used for purposes other than for wheelchairs.

DESCRIPTION OF SYMBOLS 1 ... Cushion, 2 ... 1st part, 2a ... Front surface, 2b ... Rear surface, 2c, 2d ... Side surface, 2e ... Bottom surface, 2f ... End part, 3 ... Second part, 3a ... Front surface, 3b ... Rear surface, 3c, 3d ... side face, 3e ... bottom face, 3f ... end, 4 ... first handle, 4a ... one end, 4b ... other end, 5 ... second handle, 5a ... one end, 5b ... other end, 6 ... third handle, 7 ... Surface fastener, 10 ... Seat surface, 10a ... Part, 10b ... Remaining part, 11 ... Cover, 11a ... Front side, 11b ... Back side, 11c ... Mesh, 12 ... Inner bag, 12a ... Outer edge part, 13 ... Foamed urethane (contents ), 13a ... front surface, 13b ... back surface, 13c ... convex portion, 13d ... concave portion, 13e, 13g ... soft layer, 13f ... hard layer, 14, 15 ... fastener, 14a, 15a ... puller, A1 ... first direction, A2 ... 2nd direction, A3 ... 3rd direction, L ... Folding part.

Claims (3)

A cushion with a seating surface on which the body can be placed,
A first portion including a part of the seating surface;
A second portion including the rest of the seating surface;
A foldable portion that is provided between the first portion and the second portion and is foldable so that the first portion and the second portion overlap each other;
In a state where the seating surface is not folded, a first handle located on an end surface of the first portion opposite to the second portion;
In a state where the seat surface is not folded, a second handle located on an end surface of the second portion opposite to the first portion;
In a state where the seating surface is not folded, a third handle located on a surface of the first portion opposite to the seating surface;
With cushion. Contents accommodated in each of the first part and the second part, an inner bag for accommodating the contents in each of the first part and the second part, and two inner bags And covering the surfaces of the first part and the second part, and
The first handle, the second handle, and the third handle are attached to the front side of the cover,
The inner bag is formed in a mesh shape,
The cushion according to claim 1. A mesh is formed on the front and back sides of the cover,
The mesh on the front side of the cover is finer than the mesh on the back side of the cover,
The cushion according to claim 2.

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