JP2019069035A - Futon bedding formed by storing core material in three-dimensional structure area and its manufacturing method - Google Patents

Abstract

To provide a futon bedding formed by storing a core material in a three-dimensional structure area in which quilting processing is unnecessary, a cool spot is never caused, the restoring property to an original state after washing is good, and the heat retaining property being good as a whole can be maintained over the long term.SOLUTION: A futon bedding 1 formed by storing a core material in a three-dimensional structure area of the present invention has: a surface fabric 2 and a lining fabric 3; a front-and-back connected fabric 4 being connected and sewn at predetermined intervals and alternately so as to have a connecting side part 5 of the same connection length to an inner face of the surface fabric and an inner face of the lining fabric; a connecting side part 5 being adjacent by connecting and sewing the alternate arrangement of the front-and-back connected fabric between the surface fabric and the lining fabric; a storage area 11 comprising multiple rows in a three-dimensional structure presenting a triangle tubular shape configuration defined by the inner face of the surface fabric or the inner face of the lining fabric; and multiple feather-like cotton material bundles 31 charged in each storage area in a configuration bundling up a feather-like cotton material 21. The outer circumference side part of the surface fabric and the lining fabric is sewn and sealed in a manner of storing the feather-like cotton material bundles in each storage area.SELECTED DRAWING: Figure 7

Description

  The present invention relates to a futon formed by storing a core material in a three-dimensional structure area and a method of manufacturing the same, and in detail, no quilting process is necessary, no cool spot occurs, and the original state after washing is obtained. The present invention relates to a futon formed by storing a core material in a three-dimensional structure region that has good restorability and can maintain good heat retention as a whole over a long period of time and a method for manufacturing the same.

  Conventionally, natural feathers, cotton, short fibers, etc. are used as a core material as a duvet used at bedtime, and this core material is loaded into a storage area formed between a front cloth and a back cloth to form a futon form Many are known.

  However, in the case of such a conventional futon, in the embodiment in which a core material consisting of natural feathers and the like is simply loaded into the storage area, lumps and deviations of the core material occur during use and heat retention is greatly impaired. From this, quilting processing in which the inner core material is divided into squares is essential.

  Moreover, in the case of the duvet which gave such a quilting process, since one feather etc. move in the square which is formed by the quilting process, a bias occurs unless the core material is fully filled. However, it still caused the situation that the heat retention was impaired.

  Furthermore, in the case of the quilted futon, so-called cool spots occur at the corners of the cross region of the squares, and scattered warmth spots occur in part of the entire futon area, and the futon as a whole futon It included the problem of not being able to ensure such heat retention.

  Furthermore, in the case of a duvet using conventional natural feathers, cotton, short fibers and the like as a core material, it also involves the problem that it can not be opened after washing and can not be restored to its original state.

  In Patent Document 1, three or more sheets of dough cut into a predetermined shape and stacked one on another, a heat insulating material storage space formed by sewing the pair of cloths at a predetermined interval, and the heat insulation material storage space are inserted. A heat insulating material is provided, the boundaries of the heat insulating material storage space are alternately positioned for each layer, and the heat insulating material of the heat insulating material storage space of different layers is superimposed on the boundaries of the pair of heat insulating storage spaces adjacent to each other. There is disclosed an anti-cold article having a configuration.

  Patent Document 2 discloses a plurality of parallel layers arranged in a set of at least two layers, each of the set of at least two layers being quilted together. A set of the at least two sets of layers, the plurality of layers comprising a layer, and a thermal insulating material occupying a space between the at least two layers included in each of the set of at least two sets of layers; Discloses appliances that are offset from one another.

  However, in any of the technical contents of Patent Documents 1 and 2, the heat insulating material or the heat insulating material is held in the quilted area, and therefore, the problem of the cool spot described above, the original state after washing It involves the problem of irrecoverable.

JP 2007-270384 A Japanese Patent Publication No. 2016-509138 gazette

  The present invention has been developed in view of the above-mentioned conventional circumstances, does not require quilting processing, does not cause a problem of cool spots, has good recovery to the original state after washing, and extends over a long period of time The present invention provides a duvet capable of maintaining good heat retention as a whole and a method for producing the same.

  The futon formed by storing the core material in the three-dimensional structure area according to the present invention has a square shape and a front cloth and a back cloth having a certain area, and the inner surface of the front cloth and the inner surface of the back cloth with a predetermined interval. And, the front and back connected cloths having a square shape in which the connection sewing is carried out in an alternating arrangement so as to have the connection side parts of the same connected length, and the back cloth and the connected sewing direction have the same length in the connection sewing direction, A storage area consisting of a plurality of rows of three-dimensional structures exhibiting a rectangular cylindrical shape defined by the connection side portions adjacent to each other by connection stitching of alternately arranged front and back connected fabrics and the inner surface of the front fabric or the inner surface of the back fabric. And a plurality of feather-like cotton material bundles which are formed as a bundle of feather-like cotton materials using raw yarns of polyester or polypropylene polymer, and which function as a core material loaded in the respective storage areas consisting of the plurality of rows. Holding the feather-like cotton material bundle in each storage area The most important feature to become sealed by the table cloth, the outer peripheral portion of the back fabric sewn at housed manner to.

  According to the invention of claims 1 to 4, the problem of the cool spot as in the prior art does not occur, the recovery to the original state after washing is good, and the heat retaining property as a whole over a long period is good. The core material is stored in a three-dimensional structure area that can be maintained, and different in appearance form can be provided, and the selection range at the time of purchase of the purchaser can be expanded. Can be provided.

  According to the invention of claims 5 to 7, by employing the above-described steps, the work efficiency of the sewing person can be simplified, and both the front and rear portions of the front and back cloths, the front end, and the rear To realize and provide a manufacturing method capable of efficiently manufacturing a futon formed by storing a core material in a three-dimensional structure area having the above-described effects while eliminating the quilting process after sewing and sealing of the end. it can.

  According to the inventions of claims 8 to 11, the problem of the cool spot as in the conventional example occurs in the configuration provided with the three-dimensional structure area for accommodating the core material different from the case of the inventions of claims 1 to 4. There is no loss of heat, good restorability to the original condition after washing, good overall warmth can be maintained over a long period, and different appearance forms can be provided, at the time of purchase by the buyer The core material can be stored in a three-dimensional structure region capable of expanding the selection range to realize and provide a futon.

  According to the invention of claims 12 to 14, by adopting the above-described steps, while preparing a three-dimensional structure area for housing a core different from the case of the invention of claims 1 to 4, the sewing person can A three-dimensional structure area that achieves the above-described effects while simplifying the working efficiency and eliminating the quilting process after the above-mentioned front and rear cloths are sewn and sealed on the front and rear ends. It is possible to realize and provide a manufacturing method capable of efficiently manufacturing a futon formed by storing the core material in the.

  According to the invention as set forth in claim 15, the feather-like cotton material is formed from the floats by tying filaments of an axial yarn and a float using a polyester-based or polypropylene polymer raw yarn by air entangling. A large number of lumps entwined in the axial yarn and connected in the length direction of the axial yarn to form a continuous cotton-like long fiber for filling, and the lump is spherical and has a predetermined diameter And each mass is continuously formed at a predetermined interval, and artificially created by air entanglement of the axial yarn and float by the air entangled unit, the solid according to claim 1, 2, 8 or 9. A futon formed by storing a core material in a structural area can be realized and provided.

  According to the invention as set forth in claim 16, the feather-like cotton material is formed from the floats by tying filaments of an axial yarn and a float using a polyester-based or polypropylene polymer raw yarn by air entangling. A large number of lumps entwined in the axial yarn and connected in the length direction of the axial yarn to form a continuous cotton-like long fiber for filling, and the lump is spherical and has a predetermined diameter And each mass is continuously formed at a predetermined interval, and artificially created by air entanglement of the axial yarn and float by the air entangled unit, the core material in the three-dimensional structure area according to claim 5 or 12 Can be realized and provided.

FIG. 1: is a schematic perspective view which shows an example of the whole structure of the futon which accommodated and formed the core material in the three-dimensional structure area | region which concerns on Example 1 of this invention. FIG. 2: is explanatory drawing which shows typically the feather-like cotton raw material for forming the core material in the futon which accommodated and formed the core material in the three-dimensional structure area | region which concerns on the present Example 1. FIG. FIG. 3 is an explanatory view showing, in a photographic form, an aspect in which a plurality of feather-like cotton materials for forming a core material in a futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. FIG. 4 is an explanatory view showing a feather-like cotton material bundle obtained by bundling a plurality of feather-like cotton materials forming a core material in a duvet in which a core material is accommodated and formed in a three-dimensional structure area according to the first embodiment. FIG. 5 is a schematic perspective view showing a state in which a feather-like cotton material bundle in a duvet formed by storing a core material in a three-dimensional structure area according to the first embodiment is wound around a winding roller. FIG. 6 shows a front step of forming a front and back connected fabric having an intermediate connected sewing part between the front and back fabrics among the manufacturing steps of the futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. FIG. 6 is a partial schematic perspective view showing the state of FIG. FIG. 7 is a manufacturing process of the futon formed by storing the core material in the three-dimensional structure area according to the first embodiment, the connection side adjacent by the connection sewing of the front and back connection fabric alternately arranged between the front fabric and the back fabric. It is a partial schematic perspective view showing a part of process of demarcating the storage field which consists of a plurality of lines by the solid structure which presents a section view triangle cylindrical form with a section and the inner surface of back cloth, and the back cloth. FIG. 8 is a schematic perspective view showing a state in which a total of 15 rows of storage areas are formed between the front cloth and the back cloth in the manufacturing process of the futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. It is. FIG. 9 is a partial schematic perspective view showing a process of loading a feather-like cotton material bundle in the storage area of 15 rows in the manufacturing process of the futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. is there. FIG. 10 is a manufacturing process of a futon formed by storing the core material in the three-dimensional structure area according to the first embodiment; It is a partial schematic perspective view which shows the process of sewing and sealing. FIG. 11 shows a process of sewing and sealing the front end portion after both widthwise side portions are sealed in the manufacturing process of the futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. It is a partial schematic perspective view. FIG. 12 is a schematic view showing, in the form of a photograph, the appearance of a futon formed by storing the core material in the three-dimensional structure area according to the first embodiment. FIG. 13 is a partial schematic explanatory view of a three-dimensional structure exhibiting a triangular cylindrical form in a cross-sectional view of a futon formed by storing a core material in the three-dimensional structure region according to the first embodiment. FIG. 14 is a dimension explanatory view of a three-dimensional structure exhibiting a triangular cylindrical form in a cross-sectional view of a futon formed by storing a core material in a three-dimensional structure area according to the first embodiment. FIG. 15: is a schematic explanatory drawing which shows another pattern (width direction loading type) in the three-dimensional structure in the futon which accommodated and formed the core material in the three-dimensional structure area | region which concerns on the present Example 1. FIG. 16 is a schematic view showing the appearance of a duvet produced based on another pattern of the three-dimensional structure shown in FIG. 15 in the duvet formed by storing the core material in the three-dimensional structure region according to the first embodiment in a photographic form . FIG. 17 is a manufacturing process of a futon formed by storing the core material in the three-dimensional structure area according to the second embodiment of the present invention, adjacent reverse V-shaped cloth portions of a plurality of upper connection cloths between the front cloth and the back cloth Between each of the front and back fabrics by sewing each of the four edges consisting of two edges of two lower V-shaped fabric parts and a plurality of lower linked fabrics of two lower edges It is a fragmentary schematic perspective view showing the process of the front step of forming a plurality of middle connection sewing parts in a row by predetermined intervals. FIG. 18 is a manufacturing process of a futon formed by storing the core material in the three-dimensional structure area according to the second embodiment, 2 of the adjacent reverse V-shaped cloth portions of the plurality of upper connection cloths between the front cloth and the back cloth. The four end sides consisting of two side edges of the V-shaped cloth portion adjacent to each other and a plurality of lower connecting cloths are sewn in the connection sewing direction, and a predetermined distance is established between the front cloth and the back cloth. A three-dimensional structure in which a plurality of intermediately connected sewing portions are formed in a row at intervals, and two triangular cylindrical portions are vertically polymerized by arranging a plurality of middle connected sewing portions between a front cloth and a back cloth. It is a partial schematic perspective view which shows the process of demarcating the storage area which consists of multiple rows | lines which the three-dimensional structure part which consists of a rhombus cylindrical part continues in a row alternately. FIG. 19 shows a three-dimensional structure in which two triangular cylindrical parts polymerize vertically in the manufacturing process of a futon formed by storing a core material in a three-dimensional structure area according to the second embodiment, and a rhombus cylindrical part It is a fragmentary schematic perspective view showing the process of loading feather-like cotton material in the storage field which consists of a plurality of lines which a three-dimensional structure part continues in a row by turns. FIG. 20 shows a three-dimensional structure in which two triangular cylindrical parts polymerize vertically in the manufacturing process of a futon formed by storing a core material in a three-dimensional structure area according to the second embodiment, and a rhombus cylindrical part It is a partial schematic perspective view showing a state in which a feather-like cotton material is loaded in a storage area consisting of a plurality of rows in which three-dimensional structure parts are alternately connected. FIG. 21 shows a three-dimensional structure in which two triangular cylindrical parts polymerize vertically in the manufacturing process of a futon formed by storing a core material in a three-dimensional structure area according to the second embodiment, and a rhombus cylindrical part It is a partial schematic perspective view showing the process of sewing and sealing the width direction both sides after each feather-like cotton material is loaded in the storage field which consists of a plurality of rows which a three-dimensional structure part continues in a row. FIG. 22 shows a process of sewing and sealing the front end portion after both widthwise side portions are sealed in the manufacturing process of the futon formed by storing the core material in the three-dimensional structure area according to the second embodiment. It is a partial schematic perspective view. FIG. 23 is a partial schematic perspective view showing another pattern (wide type) of the three-dimensional structure of the futon formed by storing the core material in the three-dimensional structure area according to the second embodiment.

  The present invention does not require quilting processing, does not cause a problem of cool spots, has good restorability to the original state after washing, and can maintain good heat retention as a whole over a long period of time The object is to realize and provide a square-shaped front cloth and back cloth having a certain area, an inner surface of the front cloth, and a connection side of the same connection length with a predetermined distance from the inner surface of the back cloth. Of the front and back fabrics connected in an alternating arrangement so as to have portions, and a front and back connection fabric having the same length as the back fabric and the connection sewing direction, and the front and back connection fabric between the front and back fabrics. A three-dimensional multi-layered storage area exhibiting a triangular cylindrical form defined by connecting side portions adjacent to each other and an inner surface of a front fabric or an inner surface of a back fabric by connection sewing in an alternate arrangement, and polyester or polypropylene Filaments of an axial yarn and a floating yarn using an original yarn of an acrylic polymer are bound by air entanglement, and a large number of lumps formed from the floating yarn are intertwined with the axial yarn and connected in the longitudinal direction of the axial yarn Feather formed into a cotton-like long fiber for filling, the lump is spherical and has a predetermined diameter, and each lump is a feather-like cotton material continuously formed at a predetermined interval And forming a plurality of feather-like cotton material bundles formed by bundling, and sealing the outer peripheral portion of the front fabric and the back fabric by sewing in a mode in which the feather-like cotton material bundle is stored in each storage area It was realized by the

  Hereinafter, a futon formed by storing a core material in a three-dimensional structure region according to an embodiment of the present invention will be described in detail with reference to the drawings.

Example 1
A futon 1 formed by storing a core material in a three-dimensional structure area according to the first embodiment will be described with reference to FIGS. 1 to 16 and a method of manufacturing the same.

  The futon 1 formed by storing the core material in the three-dimensional structure area according to the first embodiment has a square shape and a certain area, as shown in FIG. 1 and FIG. 9 to FIG. And a square-shaped front and back connection cloth 4 which alternately connects and stitches the front cloth 2 and the back cloth 3 with a predetermined interval so as to be a triangular wave form in cross section, the front cloth 2, the back cloth 3, the front and back connection cloth 4 and a three-dimensional structure exhibiting a triangular cylindrical form in a cross sectional view and a multi-row housing area 11 and filaments of the axial yarns 22 and floats 23 using a polyester-based or polypropylene polymer yarn and air-entangled The plurality of lumps 24 formed from the floats 23 are intertwined with the axial yarns 22 and connected in the longitudinal direction of the axial yarns 22 to form a continuous cotton-like long fiber for filling. As well as The mass 24 is spherical and has a predetermined diameter, and each mass 24 is a bundle of feather-like cotton material 21 (feather-like cotton material disclosed in Japanese Patent No. 6028786) continuously formed at predetermined intervals. And a plurality of feather-like cotton material bundles 31 formed, and the outer periphery (both sides, the above-mentioned outer fabric 2 and back fabric 3 in a mode in which the feather-like cotton material bundles 31 are stored in each storage area 11 The front end portion and the rear end portion are continuously sealed by sewing using, for example, a piping process.

  Moreover, in FIG. 1, the sewing part 4a which had the predetermined | prescribed space | interval of front and back connection cloth 4 with respect to the front cloth 2 of the duvet 1 is shown by the dotted line. The interval between the sewn portions 4a is, for example, 20 cm.

  Next, the feather-like cotton material 21 and the feather-like cotton material bundle 31 will be described with reference to FIGS. 2 to 5.

  The feather-like cotton material 21 is disclosed in Japanese Patent No. 6028786 obtained by the applicant of the present application.

  That is, as schematically shown in FIG. 2, the filaments of the axial yarns 22 and floats 23 using the polyester-based or polypropylene polymer raw yarn are bound by air entanglement, and a large number of them are formed from the floats 23. Lumps 24 are intertwined with the axial yarns 22 and connected in the length direction of the axial yarns 22 to form a continuous cotton-like long fiber for filling, and the lumps 24 are spherical and have a predetermined diameter And each mass 24 is continuously formed at a predetermined interval, and artificially produced by air entanglement of the axial yarn 22 and float 23 by the air entangled unit disclosed in Japanese Patent No. 6028786 It is to be created.

  Further, to describe the feather-like cotton material 21 in detail, the filaments of the axial yarn and floating yarn using the raw yarn of polyester type or polypropylene polymer are bound by air entanglement in the air scattering atmosphere in the air entangled unit And a plurality of lumps formed from the floating yarn are entangled in the axial yarn and connected in the length direction of the axial yarn to form a continuous cotton-like long fiber for filling; Is spherical and has a predetermined diameter, and each mass is continuously formed with a predetermined distance, and the size of each mass, the distance between each mass and the mass, the float density, the air entanglement, Adjustment by changing the gap between the end of the tip nozzle constituting the unit and the deepest part of the bowl-shaped wall of the venturi, the feed angle of the float to the air entanglement unit The θ are those formed with 80 to 120 degrees with respect to the axis yarns.

  That is, in the feather-like cotton material 21, the axial yarns 22 and the floats 23 are entangled and connected, and each downball-like mass 24 and mass 24 are arranged with a predetermined interval, and cotton as a whole Form long fibers.

  Here, with the downball-shaped block 24, the filaments of the axial yarn 22 and the float yarn 23 are bound, entwined and connected together to be integrated, with respect to the axial yarn 22 in the feather-like cotton material 21 in a form connected in a row. It refers to a massive portion of floats 23 having a diameter of approximately 1.0 to 3.5 cm, which is continuously arranged within a distance of approximately 1 cm to 10 cm, that is, within a maximum of approximately 10 cm.

  FIG. 3 is a photograph showing an embodiment in which a plurality of feather-like cotton materials 21 are gathered, and FIG. 4 is a feather-like cotton material in which a certain amount of feather-like cotton material 21 is bundled to function as a core material of the futon 1. The bundle 31 is shown.

  Furthermore, FIG. 5 shows a state in which a plurality of feather-like cotton material bundles 31 are wound around the winding roller 32. As shown in FIG.

  Next, a method of manufacturing the futon 1 formed by storing the core material in the three-dimensional structure area according to the first embodiment will be described with reference to FIGS. 6 to 11.

  First, as shown in FIG. 6, a plurality of upper connecting fabrics 6 for forming connecting side portions 5 to be portions of front and back connecting fabrics 4 with respect to the inner surface of front dough 2 having a rectangular shape and a constant area, At a predetermined interval, the central portions of each are sewed (the sewn parts are shown by dotted lines) in a row so as to exhibit an inverted V shape and the back fabric 3 also has a rectangular shape and a certain area. To form the connection side portion 5 which is a portion of the front and back connected fabric 4 at a distance equivalent to the plurality of upper connected fabrics 6 with respect to the inner surface of the upper and lower half in the width direction. The central portions of the plurality of lower connected fabrics 7 are arranged in a sew (the sewn parts are shown by dotted lines) in a connected sewing direction so as to exhibit a V shape.

  Next, referring to FIG. 7, the inner side of the front fabric 2 and the inner surface of the back fabric 3 are the end sides of the inverted V-shaped portions of the plurality of upper connection fabrics 6 facing each other and the plurality of lower connection fabrics 7. A procedure of forming the intermediate connection sewing portion 8 by sewing and joining the end side of the V-shaped portion, and forming the connection side portion 5 having a predetermined connection length between the front cloth 2 and the back cloth 3 explain.

  First, the end side of the leftmost inverted V-shaped portion and the end side of the leftmost V-shaped portion in FIG. The middle joint sewing is performed by folding back the fabric 3 to expose the joint, and sewing the end of the leftmost inverted V-shaped portion and the end of the leftmost V-shaped portion in the connection sewing direction. A connection side portion 5 having a predetermined connection length is formed between the front cloth 2 and the back cloth 3 as the attached portion 8 (the sewn portion is indicated by a cross mark).

  Next, the folding position of the front cloth 2 or the back cloth 3 is changed, and the end side of the second inverted V-shaped portion and the end side of the second V-shaped portion are disposed opposite to each other. Together, sew these two end sides in the connection sewing direction, and make a predetermined connection length between the front fabric 2 and the back fabric 3 as a second intermediate connection sewing portion 8 (the sewing portion is indicated by a cross). The connecting side 5 is formed.

  Such steps are sequentially repeated according to the number of the upper connecting fabric 6 and the lower connecting fabric 7 arranged, and as shown in FIG. 8, the connection of the alternate arrangement of the front and back connecting fabrics 4 between the front fabric 2 and the back fabric 3. A storage area consisting of a plurality of rows in a three-dimensional structure exhibiting a triangular cylindrical form in cross-sectional view by the connection sides 5 and 5 adjacent by sewing and the inner surface of the front fabric 2 or the inner surface of the back fabric 3 facing these connection sides Draw 11.

  That is, the inner surface of the front fabric 2 and the inner surface of the back fabric 3 have a predetermined spacing of the front and back connected fabrics 4 and are alternately arranged in a connection manner and have a three-dimensional structure having a triangular cylindrical form. The storage area 11 is formed.

  FIG. 8 shows an example in which a total of 15 storage areas 11 are formed.

  By adopting the formation process of each storage area 11 as described above, the intermediate connection sewing portion 8 in the front and back connected fabric 4 between the front fabric 2 and the back fabric 3 is exposed to the outside after the creation of the duvet 1 is completed. Since it is not necessary to increase the sewing accuracy, it is possible to simplify and speed up the sewing operation of the sewing person and to improve the working efficiency.

  Next, as shown in FIG. 9, a plurality of the feather-like cotton material bundles 31 functioning as a core material in the form of bundling the feather-like cotton materials 21 in the respective storage areas 11 using air force or manual work Load at.

  Next, as shown in FIG. 10, both sides of the front cloth 2 and the back cloth 3 are sewn in a manner that the feather-like cotton material bundle 31 is loaded in each storage area 11 (the sewn parts are shown by x marks). The front end and the rear end of the front cloth 2 and the back cloth 3 are sealed by sewing (the sewn part is shown by a cross) as shown in FIG. As shown in FIG. 1, and specifically, a futon 1 having an appearance form as shown in a photographic form in FIG. 12 is produced.

  The material of the front fabric 2, the back fabric 3 and the front and back connection fabric 4 may be cotton, polyester, silk, hemp or the like to a fabric, or a blended fabric of any of these elements. .

  Next, with reference to FIG. 13 and FIG. 14, the storage area 11 having a three-dimensional structure exhibiting a triangular cylindrical shape in cross-sectional view will be described.

  FIG. 13 shows a partially enlarged state of the storage area 11 which is a three-dimensional structure according to the first embodiment, and the storage area 11 is an intermediate connection stitch between the inner surface of the front fabric 2 and the inner surface of the back fabric 3. The structure comprising a plurality of lines in a three-dimensional structure exhibiting a triangular cylindrical form in cross sectional view by forming the front and back connected fabric 4 in which the connecting side portions 5 provided with the attaching portions 8 (sealed portions are indicated by x marks) It is

  Such a storage area 11 causes the feather-like cotton material 21 of the feather-like cotton material bundle 31 loaded in each storage area 11 to reach all the corners in each storage area 11, and so-called cool spots occur. As a result, there is an advantage that uniform heat retention can be ensured throughout the duvet 1.

  FIG. 14 shows an example of the dimensions of the storage area 11 of the three-dimensional structure according to the first embodiment, and a triangular connecting side 5 defining the storage area 11 and a part of the back fabric 3 (or the front fabric 2). For example, 3 cm to 30 cm can be given as each dimension of the part), and in particular, the dimension of a part of the back cloth 3 (or a part of the front cloth 2) is 10 cm, one connection side 5 Preferably, the dimension is 6 cm.

  FIG. 15 shows another pattern (width direction loading type) of the three-dimensional structure in the futon 1 according to the first embodiment, and in the width direction of the futon 1 in the same manner as in the case of the first embodiment Storage areas 11 are formed, and each of the storage areas 11 is loaded with a plurality of feather-like cotton material bundles 31, and the outer peripheral portion is sealed by sewing using, for example, a piping process. It is what constituted the futon 1 as shown. Of course, the sewing of the outer peripheral portion may be processing other than sewing using piping processing.

  Also in the case of the duvet 1 in which the storage areas 11 are formed in the width direction shown in FIG. 15 and the plurality of feather-like cotton material bundles 31 are respectively loaded in the storage areas 11 Is similar to the case described above.

  According to the first embodiment described above, the problem of the cool spot as in the conventional example does not occur, the recovery to the original state after washing is good, and the good heat retention as a whole is maintained over a long period of time The core material can be accommodated in the three-dimensional structure area which can be provided, and the futon 1 formed can be provided.

  In addition, it is possible to provide the futon 1 having the appearance form shown in FIG. 12 and the futon 1 having the appearance form shown in FIG. There is also.

  Furthermore, according to the method of manufacturing the futon 1 formed by storing the core material in the three-dimensional structure area according to the first embodiment, the front fabric 2 and the back fabric are simplified while the work efficiency of the sewing person is simplified. The futon 1 formed by storing the core material in the three-dimensional structure area having the above-described effects can be efficiently manufactured while eliminating the sewing of the two side portions, the front end portion and the rear end portion and the quilting process after sealing. .

(Example 2)
A futon 1A formed by storing a core material in a three-dimensional structure area according to a second embodiment of the present invention will be described with reference to FIGS. 17 to 23 and a method of manufacturing the same.

  The futon 1A formed by storing the core material in the three-dimensional structure area according to the second embodiment basically has substantially the same appearance as the futon 1 shown in FIG. 1, but stores the core material. The feature is that the configuration pattern of the three-dimensional structure region is changed.

  First, a method of manufacturing the futon 1A formed by storing the core material in the three-dimensional structure area according to the second embodiment will be described in detail with reference to FIGS.

  First, as shown in FIG. 17, a plurality of upper connecting fabrics 6 are connected to the inner surface of the table fabric 2 having a constant area in a square shape, and each central portion is connected at a predetermined interval so as to exhibit an inverted V shape. The lines are sewn in the sewing direction (the sewn parts are shown by dotted lines) in a row, and at the same interval as the plurality of upper connection cloths 6 with respect to the inner surface of the back cloth 3 also having a square shape and a certain area. A plurality of lower connecting fabrics 7 are sewn together in the connecting sewing direction (the sewing portion is shown by a dotted line) so that the central portions of the lower connecting fabrics 7 have a V shape.

  The spacing of the sewn parts is 32 cm.

  Furthermore, side side connection cloths 6a are sewn on both side portions in the connection sewing direction of the front cloth 2, and side side connection cloths 7a are sewn on both side portions in the connection sewing direction of the back cloth 3. .

  Next, as shown in FIG. 18, first, the leftmost side connected fabric 6 a of the inner surface of the front fabric 2, one end side of the first reverse V-shaped fabric portion of the upper connected fabric 6 inner surface, the above-mentioned back fabric Join the protruding end sides of the four sides consisting of one end of the first inverted V-shaped cloth portion of the leftmost side connected cloth 7a of the inner surface of 3 and the lower connected cloth 7 and fold the above-mentioned front cloth 2 The protruding end sides of the four sides are sewn together in the connection sewing direction to form the first intermediate connection sewing part 9 (the sewn part is indicated by a cross mark).

  Next, the folding position of the front fabric 2 is changed, and the other end of the first inverted V-shaped fabric portion of the upper connecting fabric 6 and one end of the inverted V-shaped fabric portion of the second upper connecting fabric 6 Joining the side, the other end of the V-shaped cloth portion of the first lower connecting cloth 7, and the protruding end side of four sides consisting of one end of the inverted V-shaped cloth of the second lower connecting cloth 7; The joint portion is sewn in the connection sewing direction, and a second intermediate connection sewing portion 9 (sewing portion is shown by a cross) is provided at a predetermined interval between the front cloth 2 and the back cloth 3.

  Such a process is repeated a required number of times, and the sewing process of the rightmost intermediate connection sewing portion 9 of the front fabric 2 and the back fabric 3 is also performed in the same manner as the left side sewing process. By arranging a plurality of intermediate connection sewing parts 9 between the backing cloth 3, a three-dimensional structure in which two triangular cylindrical parts 10a polymerize vertically and a three-dimensional structure consisting of a rhombus cylindrical part 10b are alternately connected. A storage area 11A composed of a plurality of rows is formed.

  FIG. 18 shows an example in which five three-dimensional structure parts in which two triangular cylindrical parts 10a are vertically superposed and four three-dimensional structure parts consisting of rhombus cylindrical parts 10b are alternately formed.

  A corner tubular portion 10c is formed on the left and right sides between the front cloth 2 and the back cloth 3 in a later step.

  Next, as shown in FIG. 19, as the core material, the feather-like cotton material 21 is bundled with respect to the two triangular cylindrical parts 10a, the rhombus cylindrical parts 10b, and the respective corner cylindrical parts 10c. A feather-like cotton material bundle which functions and varies the bundle amount of the feather-like cotton material 21 according to the volumes of the triangular cylindrical portion 10a, the rhombus cylindrical portion 10b, and the respective corner cylindrical portions 10c. 31a, 31b and 31c are respectively loaded in a required number, and as shown in FIG. 20, the triangle 10a, the rhombus cylindrical portion 10b, and each corner portion cylindrical portion 10c are made of feather-like cotton material bundles 31a, 31b and 31c. It shall be in the state of being satisfied.

  Next, as shown in FIG. 21, both sides of the front fabric 2 and the back fabric 3 are sealed by sewing using piping processing, and further, as shown in FIG. The front end portion and the rear end portion of 3 are sealed by sewing using piping processing, and a futon 1A of an aspect similar to the futon 1 shown in FIG. 1 is produced.

  The appearance of the futon 1A in this case is the same as that shown in FIG. 12, but it is of course possible to produce one having the appearance shown in FIG.

  FIG. 23 shows another pattern (wide type) of the three-dimensional structure in the duvet 1A formed by storing the core material in the three-dimensional structure area according to the second embodiment. The distance between the sewn parts and the distance between the sewn parts to the back fabric 3 of the lower connecting cloth 7 are all 40 cm. The remaining configuration is the same as that shown in FIG.

  Further, the appearance of the futon 1A in this case is substantially the same as that shown in FIG.

  According to the second embodiment described above, the problem of the cool spot as in the conventional example occurs on the basis of the configuration in which the form of the three-dimensional structure region for storing the core material is different from that of the first embodiment. It is possible to provide the futon 1A which is formed by storing the core material in a three-dimensional structure region which has good restorability to the original state after washing and can maintain good heat retention as a whole over a long period of time .

  Further, as in the case of the first embodiment, it is possible to provide a product having a different appearance form, and there is also an advantage that it is possible to expand the selection range when purchasing the futon 1A of the purchaser.

  Furthermore, according to the method of manufacturing the duvet 1A formed by storing the core material in the three-dimensional structure area according to the second embodiment, the sewing machine can be used as in the first embodiment by adopting the steps described above. The effects described above are achieved while simplifying the working efficiency and eliminating the quilting process after sewing and sealing the both sides, the front end and the rear end of the front and rear cloths 2 and 3. In addition, it is possible to efficiently manufacture the futon 1A formed by storing the core material in a three-dimensional structure area different from the case of the first embodiment.

  In Futons 1 and 1A of Examples 1 and 2 described above, the materials of the front cloth 2, back cloth 3 and front / back connection cloth 4 are cotton, polyester, silk, hemp, etc. to cloth, or among these elements Blend fabrics and the like of any element can be adopted.

  Although the example of length 210 cm and width 150 cm can be mentioned as whole size of the said futon 1 and 1A, for example, it shall have various whole sizes by adjustment of the number of arrangement of storage area 11, and length. There is no particular limitation.

  Although the whole weight of the futons 1 and 1A can cite an example such as 2.0 to 2.5 kg, it is not particularly limited, and adjustment of the number of arrangement of the storage area 11 etc., bundle amount of feather-like cotton 31 It can be set variously by adjustment.

  In addition, the shape of the three-dimensional structure area for storing the core material of the futons 1 and 1A is a square cylinder shape, a pentagonal cylinder shape, or a three-dimensional structure area for storing the core material of the longitudinal arrangement It is also possible to form a futon while having a composite structure in which a three-dimensional structure area for accommodating the core material in the width direction is overlapped and disposed.

  The configuration of the futon formed by storing the core material in the three-dimensional structure region of the present invention can be widely applied to bedding, such as comforters, duvets, and cushions, clothing such as a sleeping bag, and a winter jacket.

DESCRIPTION OF SYMBOLS 1 Futon 1A Duvet 2 Front fabric 3 Back fabric 4 Front and back connection fabric 4a Sewing part 5 Connection side 6 Upper connection fabric 6a Side connection fabric 7 Lower connection fabric 7a Side connection fabric 8 Intermediate connection sewing portion 9 Intermediate connection sewing Wearing portion 10a triangular cylindrical portion 10b rhombus cylindrical portion 10c corner cylindrical portion 11 storage area 11A storage area 21 feather-like cotton material 22 axial yarn 23 float yarn 24 lump 31 feather-like cotton material bundle 31a feather-like cotton material bundle 31b Feathery cotton material bundle 31c Feathery cotton material bundle 32 Take-up roller

Claims (16)

Outer surface and back fabric having a rectangular shape and a constant area,
The outer fabric and the back fabric are connected and sewn in a square shape connected and sewn in an alternate arrangement so as to have the connection side portions of the same connection length with a predetermined distance from the inner surface of the front fabric and the inner surface of the back fabric. Front and back connected fabric with the same length of direction,
A plurality of three-dimensional structures exhibiting a rectangular cylindrical shape defined by the connection side portions adjacent to each other by the connection sewing of the front and back connected fabrics alternately between the front and back fabrics and the inner surface of the front fabric or the inner surface of the back fabric. A storage area consisting of rows,
A plurality of feather-like cotton material bundles which are formed as a bundle of feather-like cotton materials using raw yarns of polyester type or polypropylene polymer, and which function as a core material loaded in each of the plurality of storage areas;
Have
The core material is housed and formed in a three-dimensional structure area characterized in that the outer peripheral portion of the front cloth and the back cloth is sealed by sewing in a mode in which the feather-like cotton material bundle is housed in each housing area. Futon. Outer surface and back fabric having a rectangular shape and a constant area,
The outer fabric and the back fabric are connected and sewn in a square shape connected and sewn in an alternate arrangement so as to have the connection side portions of the same connection length with a predetermined distance from the inner surface of the front fabric and the inner surface of the back fabric. Front and back connected fabric with the same length of direction,
The three-dimensional structure exhibiting a triangular cylindrical form defined by the connection side portions adjacent to each other by the connection sewing of the front and back connection fabrics alternately arranged between the front and back fabrics and the inner surface of the front fabric or the inner surface of the back fabric. A multi-row storage area,
The filaments of the axial yarn and float using polyester-based or polypropylene polymer yarn are bound by air entanglement, and a large number of lumps formed from the float entangle with the axial yarn and the length direction of the axial yarn Connected to form a continuous cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass is continuously formed at a predetermined interval. A plurality of feather-like cotton material bundles formed by bundling feather-like cotton materials,
Have
The core material is housed and formed in a three-dimensional structure area characterized in that the outer peripheral portion of the front cloth and the back cloth is sealed by sewing in a mode in which the feather-like cotton material bundle is housed in each housing area. Futon.   The three-dimensional structure region according to claim 1 or 2, characterized in that the three-dimensional structure having a triangular cylindrical form is formed by arranging a plurality of rows of storage regions in a row in the longitudinal direction of the futon. Futon that we stored and formed.   The three-dimensional structure according to claim 1 or 2, wherein the three-dimensional structure having a triangular cylindrical form is a plurality of rows of storage regions arranged in the width direction of the futon. Futon that we formed. And a plurality of upper connecting fabrics are sewn and aligned in the connecting sewing direction so as to exhibit a reverse V shape with a predetermined interval with respect to the inner surface of the outer fabric having a rectangular shape and a constant area; ,
A plurality of lower connection fabrics are spaced at a distance equivalent to the plurality of upper connection fabrics with respect to the inner surface of the backing fabric having a rectangular shape and a constant area, and each being shifted by 1/2 interval in the width direction, V Sewing and arranging each central portion in the connection sewing direction so as to exhibit
One end side of the inverted V-shaped portion of each upper connecting fabric and the other end side of the V-shaped portion of each lower connecting fabric, and the other end side of the inverted V-shaped portion of the upper connecting fabric and each lower connecting fabric One end side of the V-shaped portion is sequentially and repeatedly sewn in the connection sewing direction by changing the folding position of the front fabric or the back fabric, and between the front fabric and the back fabric as each intermediate connection sewing portion Forming a front and back connected fabric having connected sides having the same connected length in
From a plurality of rows in a three-dimensional structure exhibiting a triangular cylindrical form by the connection side portions adjacent to each other by the connection sewing of the front and back connection fabrics alternately between the front and back fabrics and the inner surface of the front fabric or the inner surface of the back fabric Defining a storage area that
The filaments of the axial yarn and floating yarn using the polyester-based or polypropylene polymer raw yarn are bound by air entanglement in each of the plurality of storage areas including the plurality of storage areas, and a large number of lumps formed from the floating yarn are the axial yarn Intertwined together in the length direction of the axial yarn to form a continuous cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass is predetermined Loading a plurality of feather-like cotton material bundles that function as a core material in the form of a bundle of feather-like cotton materials that are continuously formed with an interval of
Storing the core material in a three-dimensional structure area characterized in that the outer peripheral portion of the front cloth and the back cloth is sealed by sewing in a manner in which the feather-like cotton material bundle is stored in each storage area. How to make a futon formed.   The three-dimensional structure according to claim 5, wherein the three-dimensional structure having a triangular cylindrical form is formed by arranging a plurality of lines of storage areas in a row in the longitudinal direction of the futon. How to make a futon formed.   The three-dimensional structure according to claim 5, wherein the three-dimensional structure having a triangular cylindrical form is formed by arranging a plurality of lines of storage areas in a row in the width direction of the futon. How to make a formed futon. Outer surface and back fabric having a rectangular shape and a constant area,
A plurality of upper connection fabrics sewn and arranged in a row in the connection sewing direction so as to exhibit an inverted V shape with a predetermined distance from the inner surface of the outer fabric, and the plurality of upper connection fabrics with respect to the inner surface of the back fabric A plurality of lower connecting fabrics sewn together in the connection sewing direction so as to form a V-shape with an interval equal to that of the upper connecting fabrics;
Four end sides each including two end sides of the adjacent inverted V-shaped cloth portion of the plurality of upper connection cloths and two end sides of the adjacent V-shaped cloth portions of the plurality of lower connection cloths A plurality of intermediate connection sewing parts are formed in a row at predetermined intervals between the front cloth and the back cloth by sewing in the connection sewing direction, and two triangular cylindrical parts are vertically formed between the front cloth and the back cloth. A storage area comprising a plurality of rows in which a three-dimensional structure portion polymerized into two or more and a three-dimensional structure portion formed of a rhombic cylindrical portion are alternately connected;
A plurality of feather-like cotton material bundles which are formed as a bundle of feather-like cotton materials using raw yarns of polyester type or polypropylene polymer, and which function as a core material loaded in each of the plurality of storage areas;
Have
The core material is housed and formed in a three-dimensional structure area characterized in that the outer peripheral portion of the front cloth and the back cloth is sealed by sewing in a mode in which the feather-like cotton material bundle is housed in each housing area. Futon. Outer surface and back fabric having a rectangular shape and a constant area,
A plurality of upper connection fabrics sewn and arranged in a row in the connection sewing direction so as to exhibit an inverted V shape with a predetermined distance from the inner surface of the outer fabric, and the plurality of upper connection fabrics with respect to the inner surface of the back fabric A plurality of lower connecting fabrics sewn together in the connection sewing direction so as to form a V-shape with an interval equal to that of the upper connecting fabrics;
Two ends of two adjacent inverted V-shaped cloth portions of the plurality of upper connection cloths, and four ends of two adjacent ends of the V-shaped cloth portions of the plurality of lower connected cloths are respectively connected A plurality of intermediate connection sewing parts are formed in a row at a predetermined interval between the front cloth and the back cloth by sewing in the sewing direction, and two triangular cylindrical portions are vertically superposed between the front cloth and the back cloth. A storage area comprising a plurality of rows in which alternate three-dimensional structures and three-dimensional structures consisting of rhombus-shaped cylindrical portions are alternately connected;
The filaments of the axial yarn and float using polyester-based or polypropylene polymer yarn are bound by air entanglement, and a large number of lumps formed from the float entangle with the axial yarn and the length direction of the axial yarn Connected to form a continuous cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass is continuously formed at a predetermined interval. A plurality of feather-like cotton material bundles which are formed as a bundle of feather-like cotton materials and which functions as a core material loaded in each of the plurality of rows of storage areas;
Have
The core material is housed and formed in a three-dimensional structure area characterized in that the outer peripheral portion of the front cloth and the back cloth is sealed by sewing in a mode in which the feather-like cotton material bundle is housed in each housing area. Futon.   A storage area consisting of a plurality of rows in which a three-dimensional structure in which the two triangular cylindrical parts are vertically superposed and a three-dimensional structure consisting of a rhombus cylindrical part are alternately arranged in a row in the length direction of the futon The futon which accommodated and formed the core material in the three-dimensional structure area | region of Claim 8 or 9 characterized by one.   A storage area consisting of a plurality of rows in which a three-dimensional structure in which the two triangular cylindrical parts polymerize vertically and a three-dimensional structure consisting of a rhombus cylindrical part are alternately arranged in a row in the width direction of the futon. The futon which accommodated and formed the core material in the three-dimensional structure area | region of Claim 8 or 9 characterized by the above-mentioned. And a plurality of upper connecting fabrics are sewn and aligned in the connecting sewing direction so as to exhibit a reverse V shape with a predetermined interval with respect to the inner surface of the outer fabric having a rectangular shape and a constant area; ,
A plurality of lower connecting fabrics are arranged in a V-like shape with a spacing equal to the plurality of upper connecting fabrics with respect to the inner surface of the backing fabric having a rectangular shape and a constant area, and the respective central portions are sewn in the connecting sewing direction The process of wearing and arranging
The four end sides comprising the two end sides of the adjacent inverted V-shaped cloth portion of the plurality of upper connection cloths, and the two end sides of the adjacent V-shaped cloth portions of the plurality of lower connection cloths described above Forming a plurality of intermediate connection sewing parts in a row by sequentially sewing in the connection sewing direction and changing the folding position of the front cloth or the back cloth in sequence;
By arranging the plurality of intermediate connection sewing parts between the front cloth and the back cloth, a three-dimensional structure in which two triangular cylindrical parts polymerize vertically and a three-dimensional structure consisting of a rhombus cylindrical part alternate with each other. Defining a plurality of continuous rows of storage areas;
The filaments of the axial yarn and float using polyester-based or polypropylene polymer yarn are bound by air entanglement, and a large number of lumps formed from the float entangle with the axial yarn and the length direction of the axial yarn Connected to form a continuous cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass is continuously formed at a predetermined interval. From a three-dimensional structure comprising a plurality of feather-like cotton material bundles formed by bundling a plurality of feather-like cotton materials which function as a core material and polymerizing the plurality of feather-like cotton material bundles vertically Loading each storage area into
Sealing the outer peripheral portion of the front and back cloths by sewing in a mode in which the feather-like cotton material bundle is stored in each storage area;
The manufacturing method of the futon which accommodated and formed the core material in the three-dimensional structure area | region characterized by having.   Each storage area formed of a three-dimensional structure portion in which the triangular cylindrical portions are vertically superposed and a three-dimensional structure portion formed of a rhombic cylindrical portion is arranged in a row in the length direction of the futon. The manufacturing method of the futon which accommodated and formed the core material in the three-dimensional structure area | region as described in-.   Each storage area formed of a three-dimensional structure portion in which the triangular cylindrical portions are vertically superposed and a three-dimensional structure portion formed of a rhombic cylindrical portion is arranged in a row in the length direction of the futon. The manufacturing method of the futon which accommodated and formed the core material in the three-dimensional structure area | region as described in-.   In the feather-like cotton material, filaments of an axial yarn and a float using polyester-based or polypropylene polymer yarn are bound by air entanglement, and a large number of lumps formed from the float are entangled in the axial yarn The mass is continuous as one line in a row and formed as a cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass has a predetermined interval. 10. The method according to any one of claims 1, 2, 8 or 9, characterized in that it is continuously formed with an air interlacing unit and artificially created by air entanglement of a float and a float. A futon formed by storing the core material in the three-dimensional structure area of.   In the feather-like cotton material, filaments of an axial yarn and a float using polyester-based or polypropylene polymer yarn are bound by air entanglement, and a large number of lumps formed from the float are entangled in the axial yarn The mass is continuous as one line in a row and formed as a cotton-like long fiber for filling, the mass is spherical and has a predetermined diameter, and each mass has a predetermined interval. The core material is stored in the three-dimensional structure area according to claim 5 or claim 12, characterized in that the core material is continuously formed with an air entanglement unit and artificially created by air entanglement of the axial yarn and the float. Method of making a futon that has been formed.