WO2018221419A1 - ベンチレーションマット - Google Patents
ベンチレーションマット Download PDFInfo
- Publication number
- WO2018221419A1 WO2018221419A1 PCT/JP2018/020202 JP2018020202W WO2018221419A1 WO 2018221419 A1 WO2018221419 A1 WO 2018221419A1 JP 2018020202 W JP2018020202 W JP 2018020202W WO 2018221419 A1 WO2018221419 A1 WO 2018221419A1
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- WO
- WIPO (PCT)
- Prior art keywords
- ventilation
- ventilation mat
- tubes
- airflow
- mat
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5607—Heating or ventilating devices characterised by convection
- B60N2/5621—Heating or ventilating devices characterised by convection by air
- B60N2/5642—Heating or ventilating devices characterised by convection by air with circulation of air through a layer inside the seat
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
- A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
- A47C7/742—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling
- A47C7/744—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
- A47C21/04—Devices for ventilating, cooling or heating
- A47C21/042—Devices for ventilating, cooling or heating for ventilating or cooling
- A47C21/044—Devices for ventilating, cooling or heating for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/02—Seat parts
- A47C7/021—Detachable or loose seat cushions
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
- A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5678—Heating or ventilating devices characterised by electrical systems
- B60N2/5685—Resistance
Definitions
- the present invention relates to a ventilation mat, and more particularly to a ventilation mat that is built in a vehicle seat and ventilates a seating surface and a backrest.
- Patent Document 1 An example of this ventilation system is disclosed in Patent Document 1.
- a ventilating device for a seat described in Patent Literature 1 includes a ventilation source, and a ventilation path connected in parallel to the ventilation source and formed in a sheet shape in a state where a plurality of tubes are in contact with each other, The outlet is formed in a slit shape in the ventilation path.
- the ventilation device for seats described in Patent Document 1 in order to evenly distribute the airflow from the air source to the plurality of tubes formed in a sheet shape, all the tubes must be connected to the sending port of the air source. I must. For this reason, the seat ventilating device described in Patent Document 1 has a problem that a portion in which a plurality of tubes are bundled must be stored in the seat so as not to impair the seating feeling, and the degree of freedom in seat design is reduced. .
- One aspect of the ventilation mat according to the present invention is a ventilation mat provided between a seat cushion material and a skin cover that covers the seat cushion material, and a bench in which a plurality of tubes are connected in a sheet shape.
- a ventilation part in which a slit is provided on the side in contact with the cover so as to straddle the plurality of tubes, and the side in contact with the seat cushion material of the plurality of tubes is connected by the tube material, and more than the ventilation part
- the plurality of tubes are provided near a connection portion of the ventilation guide.
- a airflow mixing section communicating between said air guide is an air-impermeable tube, ventilation path is formed inside a substrate with a three-dimensional structure that is breathable.
- the ventilation mat according to the present invention it is possible to reduce the restriction on the seat design due to the shape of the ventilation mat.
- FIG. 1 is a schematic diagram of a ventilation mat according to a first embodiment. It is a figure explaining the detailed structure of the ventilation mat concerning Embodiment 1.
- FIG. 1 is a schematic view of an automobile seat on which a ventilation mat according to a first embodiment is mounted. It is the schematic of the 1st example to the 4th example of the airflow mixing part of the ventilation mat concerning Embodiment 2. It is the schematic of the 5th example of the airflow mixing part of the ventilation mat concerning Embodiment 2, and the 7th example. It is the schematic of the 8th example of the airflow mixing part of the ventilation mat concerning Embodiment 2. It is the schematic of the 3rd example from the 1st example of the airflow mixing part of the ventilation mat concerning Embodiment 3.
- FIG. 1 is a schematic view of an automobile seat on which a ventilation mat according to a first embodiment is mounted. It is the schematic of the 1st example to the 4th example of the airflow mixing part of the ventilation mat concerning Embodiment 2. It is the schematic of the 5
- FIG. It is a figure which shows the structure of the suspension member concerning Embodiment 6.
- FIG. It is a figure which shows the structure of another example of the suspension member concerning Embodiment 6.
- FIG. It is a figure which shows the structure of another example of the suspension member concerning Embodiment 6.
- FIG. It is a figure explaining the detailed structure of the ventilation mat concerning Embodiment 7.
- FIG. It is the schematic of the ventilation mat concerning Embodiment 8.
- It is the schematic of the vehicle seat which mounts the ventilation mat concerning Embodiment 8.
- Embodiment 1 Embodiments of the present invention will be described below with reference to the drawings.
- the ventilation mat described below is provided on at least one of a seat surface and a backrest of an automobile seat. Moreover, the ventilation mat concerning this invention is installed so that it may be inserted
- the ventilation mat is provided with a fan. The fan draws air from the ventilation mat or blows air into the ventilation mat.
- the surface located on the skin cover side, that is, the seat surface side is referred to as the front surface
- the surface located on the cushion material side of the automobile seat is referred to as the back surface.
- FIG. 1 shows a schematic diagram of a ventilation mat 1 according to the first embodiment.
- the ventilation mat 1 according to the first embodiment includes a ventilation mat body 10 and a ventilation guide 20.
- the ventilation mat main body 10 has a structure composed of a plurality of tubes 11 connected in a sheet shape as a main structure.
- This tube 11 is shape
- a method of connecting a plurality of tubes 11, a method of integrally forming a plurality of tubes 11 in a sheet shape, a method of bonding a plurality of tubes 11 cut to a predetermined length, and a method of cutting to a predetermined length A method of bonding a plurality of tubes 11 to a cloth such as a non-woven fabric is conceivable.
- the ventilation mat body 10 is provided with a ventilation unit 13 and an airflow mixing unit 14.
- the ventilation part 13 is a part in which a slit is provided on the side that contacts the skin cover of the plurality of tubes 11, and the side that contacts the seat cushion material of the plurality of tubes 11 is connected by a material that forms the tube.
- One aspect of the ventilation unit 13 is a groove provided so as to cut the tube in a direction orthogonal to the extending direction of the tube 11. In FIG. 1, three ventilation units 13 are provided on the ventilation mat body 10.
- the airflow mixing unit 14 is provided in a portion closer to the connection portion of the ventilation guide 20 than the ventilation unit 13 and is provided so as to communicate between the plurality of tubes 11.
- the airflow mixing unit 14 is provided by cutting the tube in a direction orthogonal to the extending direction of the tube 11 so that a slit is provided on the seat cushion material side of the ventilation mat body 10. It is a groove.
- the airflow mixing part 14 provided in the ventilation mat main body 10 concerning Embodiment 1 becomes a form which the tube of the side which touches the skin cover put on a sheet
- the airflow mixing unit 14 is a space where adjacent tubes communicate with each other, and is a portion that diffuses or mixes air flowing through a plurality of tubes constituting the ventilation mat body 10 in this space.
- the air diffusion efficiency can be increased by increasing the flatness of the bottom of the slit.
- the nonwoven fabric 12 is affixed on the ventilation mat main body 10 in the part in which the ventilation guide 20 contains a connection part.
- the nonwoven fabric 12 is also attached to the back surface of the ventilation mat body 10 (for example, the surface on which the opening of the airflow mixing unit 14 is provided).
- the nonwoven fabric 12 affixed on a back surface it does not need to cover or cover the airflow mixing part 14, and the affixing range may differ for every product.
- the side facing the skin cover among the surfaces of the ventilation mat 1 according to the first embodiment (that is, the side on which the opening of the ventilation unit 13 is provided) will be referred to as the front side, and the first embodiment will be described.
- the side of the ventilation mat 1 facing the seat cushion material (that is, the side where the airflow mixing unit 14 is provided) is referred to as the back side.
- the ventilation guide 20 is a non-breathable tube, and a ventilation path is formed inside by a base material (for example, a spacer 22) having a breathable three-dimensional structure.
- a base material for example, a spacer 22
- a spacer 22 for example, a 3D mesh sheet in which fibers are knitted in three dimensions can be used.
- a non-breathable tube a film is formed in a bag shape, and a resin such as polypropylene can be used as a film material.
- An opening is provided at one end of the ventilation guide 20 so that the spacer 22 is exposed.
- a mold made of a plastic material is fitted into the opening, and becomes a fan mounting hole 21.
- the other end of the ventilation guide 20 is inserted into a connection portion provided with the ventilation mat body 10.
- a portion where the ventilation guide 20 and the ventilation mat body 10 are connected is covered with the nonwoven fabric 12.
- the ventilation mat body 10 and the ventilation guide 20 are not detached by winding the nonwoven fabric 12 with the double-sided tape while the ventilation guide 20 is inserted into the ventilation mat body 10. Connect as follows. At this time, if the ventilation guide 20 and the ventilation mat body 10 are laser-welded or the like, a more stable connection can be achieved.
- any conventionally known method such as adhesion, adhesion, welding, or the like may be used.
- a non-woven fabric with a double-sided tape By using a non-woven fabric with a double-sided tape, it is possible to block the opening at the end of the ventilation mat body 10 on the ventilation guide side, and to prevent leakage and intrusion of airflow from there. That is, the nonwoven fabric 12 functions as an airflow leakage prevention unit that blocks the openings at the ventilation guide side ends of the plurality of tubes 11 constituting the ventilation mat body 10 and prevents leakage and intrusion of the airflow.
- FIG. 2 is a diagram for explaining the detailed structure of the ventilation mat according to the first embodiment.
- FIG. 2 the schematic view of the ventilation mat 1 when the ventilation mat 1 is viewed from the front surface
- the ventilation mat body 10 as viewed from the side.
- a schematic view of the ventilation mat body 10 is shown.
- FIG. 2 only the shape of the spacer 22 constituting the ventilation path in the ventilation guide 20 in the configuration of the ventilation guide 20 is shown.
- the ventilation mat body 10 is provided with a notch 15.
- the shape of the spacer 22 on the side to be inserted into the ventilation mat body 10 has the same width as that of the portion covered with the bag-like non-breathable tube, but is notched with the non-breathable tube covered. The part inserted into the part 15 is exposed.
- the cutout portion 15 of the ventilation mat body 10 serves as a connection portion for connecting the ventilation guide 20 to the ventilation mat body 10.
- the ventilation part 13 is provided in the surface side of the ventilation mat main body 10. As shown in FIG. When this ventilation part 13 is seen from a side surface, it turns out that it is the groove
- An airflow mixing unit 14 is provided on the back side of the ventilation mat body 10. It can be seen that the airflow mixing unit 14 is a groove carved in the tube 11 opened on the back side when viewed from the side. Further, the airflow mixing unit 14 is provided between the ventilation unit 13 and the cutout unit 15.
- the airflow mixing unit 14 is provided in a portion as close to the cutout portion 15 as possible, so that the airflow mixing portion 14 is laterally formed by the spacer 22 connected to the cutout portion 15 (for example, a direction in which a groove serving as the airflow mixing portion 14 extends ) Since the generation of airflow is promoted, the diffusion effect of the airflow flowing through the plurality of tubes 11 can be enhanced.
- FIG. 3 shows a schematic diagram of an automobile seat on which the ventilation mat according to the first embodiment is mounted. Since the ventilation mat 1 according to the first embodiment is actually installed under the skin cover, it is mounted on the vehicle seat 30 in a state of being hidden by the skin cover. Therefore, in the schematic diagram shown in FIG. 3, the ventilation mat body 10 is illustrated on the seat surface 32 so that a portion of the automobile seat 30 where the ventilation mat 1 is installed can be seen.
- the ventilation mat body 10 is provided on the seat surface 32.
- the ventilation mat body 10 of the ventilation mat 1 is installed on the seat surface 32.
- the ventilation guide 20 is routed so that the fan mounting hole 21 wraps around the back side of the automobile seat 30.
- the ventilation mat 1 according to the first embodiment is installed such that the ventilation part 13 is located on the seated person side and the airflow mixing part 14 is located on the seat cushion side (not shown).
- the seat cushion material constituting the seat surface 32 is formed with recesses corresponding to the shapes of the ventilation mat body 10 and the ventilation guide 20 in order to embed the ventilation mat body 10 and the ventilation guide 20. Is done.
- the ventilation mat main body 10 and the ventilation guide 20 are installed so that it may be inserted in this recessed part.
- the ventilation guide 1 is configured such that the soft spacer 22 is covered with a non-breathable tube as a material and the thickness is the same as that of the ventilation mat body 10. 20 is connected to the ventilation mat body 10.
- the ventilation mat 1 concerning Embodiment 1 can form the ventilation mat main body 10 and the ventilation guide 20 used as the path
- the ventilation mat 1 concerning Embodiment 1 can reduce the restriction
- the airflow mixing unit 14 is provided so that the airflow flowing through the tube 11 located at a position away from the connection portion where the ventilation guide 20 is connected to the ventilation mat body 10 is generated. It can be guided to the connecting portion through the airflow mixing portion 14. Thereby, even if the ventilation mat 1 concerning Embodiment 1 is a form with which the ventilation mat main body 10 and the ventilation guide 20 are connected only in part, the some tube 11 which comprises the ventilation mat main body 10 is comprised. It is possible to make the airflow flowing through the air more uniform.
- the ventilation mat 1 makes the thickness of the components including the ventilation guide 20 close to uniform, and the whole is a 3D mesh sheet, a tube formed of a non-breathable film, an elastomer tube, or the like Made of highly plastic material. Thereby, since the ventilation mat 1 concerning Embodiment 1 does not impair the softness of a seat surface, it can improve the seating feeling of the vehicle seat.
- the ventilation guide 20 according to the first embodiment is a hollow structure and a mesh sheet having a three-dimensional structure covered with a non-breathable tube. It is lighter than the plurality of tubes 11 to be configured. That is, the ventilation mat 1 according to the first embodiment can form a flow path that guides the airflow to the ventilation mat body 10 with a light member, and the overall weight is reduced.
- the ventilation guide 20 is less expensive than the ventilation mat body 10 having the same length. Therefore, the ventilation mat according to the first embodiment can realize a lower cost than the case where the airflow generated by the fan is guided to the ventilation mat body 10.
- Embodiment 2 In the second embodiment, variations in the shape of the airflow mixing unit 14 will be described.
- 4 to 6 show schematic views of the first to eighth examples of the airflow mixing unit of the ventilation mat according to the second embodiment.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- the ventilation mat 2 a having the first example (FIG. 4) of the airflow mixing unit 14 according to the second embodiment is different from the ventilation mat 1 according to the first embodiment in the position of the spacer 22.
- the spacer 22 is attached to the right end of the end of the ventilation mat body 10 on the side where the airflow mixing unit 14 is formed. Even if the connecting portion is in such a position, an air flow is generated in the tube 11 located far from the spacer 22 via the air flow mixing portion 14 by providing the air flow mixing portion 14 so as to penetrate the plurality of tubes 11. be able to.
- the spacer 22 can be attached to the left end of the ventilation mat body, or can be attached to an intermediate position offset from the center line of the ventilation mat body 10.
- the ventilation mat 2b having the second example (FIG. 4) of the airflow mixing unit 14 according to the second embodiment is a portion where the width of the portion inserted into the notch 15 in the spacer 22 is covered with the non-breathable tube. Make it wider. In this way, by increasing the width of the portion inserted into the notch portion 15, the spacer 22 is pressed by the nonwoven fabric 12 when the wide portion is covered with the nonwoven fabric 12, so the ventilation guide 20 is ventilated.
- the mat body 10 can be stably fixed.
- the ventilation mat 2c having the third example (FIG. 4) of the airflow mixing unit 14 according to the second embodiment has slits in the tubes 11 positioned at both ends of the plurality of tubes 11 constituting the ventilation mat body 10. Not provided. By sealing both ends of the slit constituting the airflow mixing unit 14 with the tube 11, the airtightness of the airflow mixing unit 14 was increased. Therefore, in the ventilation mat 2c, it is possible to increase the air flow rate of the tube 11 in which airflow is generated via the airflow mixing unit 14.
- the ventilation mat 2d having the fourth example (FIG. 4) of the airflow mixing unit 14 according to the second embodiment is a slit that becomes the airflow mixing unit 14 in a region located in the lateral direction of the connection part to which the spacer 22 is connected. Is provided. Even with such a slit shape, the air flow rates of the plurality of tubes 11 constituting the ventilation mat body 10 can be made closer to each other.
- the ventilation mat 2e having the fifth example (FIG. 5) of the airflow mixing unit 14 according to the second embodiment includes the same airflow mixing unit 14 as the ventilation mat 1 according to the first embodiment, and the spacer 22 is provided.
- a slit serving as the airflow mixing unit 14 is provided in a region located in the lateral direction of the connection unit to be connected. In the case of such a slit shape, since the air flow rate in the lateral direction can be increased, the uniformity of the air flow rates of the plurality of tubes 11 constituting the ventilation mat body 10 can be further increased.
- the ventilation mat 2f having the sixth example (FIG. 5) of the airflow mixing unit 14 according to the second embodiment includes an airflow mixing unit that includes a slit in the horizontal direction and a slit in the vertical direction (for example, the extending direction of the tube 11). 14 is configured.
- the vertical slits are provided so as to connect the slits provided in the horizontal direction to each other.
- the volume of the space constituting the airflow mixing unit 14 increases, so that the airflow rate flowing through the airflow mixing unit 14 is increased, and the uniformity of the airflow rate of the plurality of tubes 11 can be increased. it can.
- the airflow mixing unit is configured by the airflow diffusion holes 16.
- the air flow diffusion hole 16 is a hole provided so as to penetrate the plurality of tubes 11. Even if the airflow mixing unit 14 is configured by holes instead of slits in this way, a horizontal airflow that flows in common to the plurality of tubes 11 is generated, so that the airflow rates of the plurality of tubes 11 can be made closer to each other. it can.
- the ventilation mat having the eighth example (FIG. 6) of the airflow mixing unit 14 according to the second embodiment is the same as the ventilation mat 1 according to the first embodiment.
- the airflow diffusion groove 34 is provided in the seat cushion material 33 facing the airflow mixing unit 14.
- the airflow diffusion groove 34 substantially increases the volume of the airflow diffusion groove 34, so that the air flow rate of the airflow mixing unit 14 increases.
- the uniformity of the air flow rate of a plurality of tubes 11 can be raised.
- FIG. 6 the fan 23 attached to the fan attachment hole 21 of the ventilation guide 20 is shown.
- Embodiment 3 In the third embodiment, an example of forming the airflow mixing unit 14 that further increases the uniformity of the airflow rate of the plurality of tubes 11 will be described.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- the air flow rate flowing through the plurality of tubes 11 tends to decrease as the distance from the connection portion between the ventilation mat body 10 and the spacer 22 increases. Therefore, in the airflow mixing unit 14 according to the third embodiment, the airflow mixing unit 14 is provided so that the spatial volume increases as the distance from the connection unit increases.
- 7 to 9 show schematic views of the first example to the tenth example of the airflow mixing unit of the ventilation mat according to the third embodiment.
- the width of the slit constituting the airflow mixing unit 14 is set to the ventilation mat body 10. And closer to the connection portion between the spacer 22 and the spacer 22.
- the ventilation mat 3 c having the third example (FIG. 7) of the airflow mixing unit 14 according to the third embodiment from the side surface of the ventilation mat body 10 toward the connection part between the ventilation mat body 10 and the spacer 22.
- the slit which comprises the airflow mixing part 14 is formed in the diagonal direction.
- the shape of this slit is shape
- the airflow mixing part 14 similar to Embodiment 1 is formed with respect to the ventilation mat main body 10 comprised with such a tube 11 from which an internal diameter differs. Thereby, since the air flow rate in the tube decreases closer to the connection part, the air flow rate of the tube 11 at a position far from the connection part can be increased.
- the number of slits constituting the airflow mixing unit 14 is the connection part between the ventilation mat body 10 and the spacer 22. Increase the distance from the distance. Thereby, since the air resistance becomes large so that the spatial volume of the airflow mixing part 14 is near to the connection part and is close to the connection part, the air flow rate of the tube 11 at a position far from the connection part can be increased.
- the slits constituting the airflow mixing unit 14 become farther away from the connection part between the ventilation mat body 10 and the spacer 22. To deepen the depth. Thereby, since the air resistance becomes large so that the spatial volume of the airflow mixing part 14 is near to the connection part and is close to the connection part, the air flow rate of the tube 11 at a position far from the connection part can be increased.
- the airflow mixing unit is configured by the airflow diffusion holes 16.
- the air flow diffusion hole 16 is a hole provided so as to penetrate the plurality of tubes 11, and is formed so that the diameter becomes smaller as the position is closer to the connection portion between the ventilation mat body 10 and the spacer 22.
- the airflow inhibiting unit 17 is provided in a portion where the airflow generated by the spacer 22 flows linearly.
- the air flow rate flowing linearly between the tube 11 and the spacer 22 is reduced.
- the air flow diffusion effect by the air flow mixing unit 14 is enhanced.
- the shape of the slit of the airflow mixing unit 14 may be a straight line, a dogleg shape, or a combination thereof.
- the airflow inhibition part 17 can be formed by methods, such as putting a filling in the hole of a tube, for example.
- Embodiment 4 In the fourth embodiment, another example of the formation example of the air flow mixing unit 14 that further increases the uniformity of the air flow rate of the plurality of tubes 11 will be described.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- FIG. 10 is a schematic diagram of the first to third examples of the airflow mixing unit of the ventilation mat according to the fourth embodiment.
- the ventilation mats 4 a, 4 b, and 4 c As shown in FIG. 10, in the ventilation mats 4 a, 4 b, and 4 c according to the fourth embodiment, a part of the airflow mixing unit 14 is buried so as to prevent airflow leakage to both sides of the notch 15.
- the airflow leakage prevention unit 18 is provided.
- the shape of the airflow leakage prevention portion 18 is a triangle shape, and is formed so that the width of the airflow mixing portion 14 becomes wider as the distance from the connection portion increases.
- the airflow leakage prevention part 18 is formed so as to fill both ends of the plurality of slits.
- the airflow leak prevention part 18 is provided so that the width
- the airflow leakage prevention portion 18 is formed so as to extend in a direction perpendicular to the extending direction of the tube 11 in the regions adjacent to the spacer 22.
- the airflow leakage prevention unit 18 blocks the flow of airflow on the ventilation unit 13 side than the connection unit (for example, the ventilation mats 4a and 4b), the number of tubes 11 that stop the flow of airflow does not increase too much. It is necessary to make it.
- the air flowing through the plurality of tubes 11 flows to the spacer 22 without leaking, and thus the flow rate of the air flowing through the plurality of tubes 11 can be increased as a whole.
- FIG. 11 is a schematic diagram of the first to third examples of the airflow mixing unit of the ventilation mat according to the fifth embodiment.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- the air flow diffusion structure 19 formed of the same material as the spacer 22 is provided at the ends of the plurality of tubes 11 constituting the ventilation mat body 10.
- the airflow diffusion structure 19 may be formed integrally with the spacer 22.
- the air flow diffusion structure 19 is provided so as to cover all ends of the plurality of tubes 11 constituting the ventilation mat body 10. Thereby, the airflow diffusion structure 19 exhibits an airflow diffusion effect equivalent to that of the airflow mixing unit 14.
- the extending direction of the spacer 22 is a direction orthogonal to the extending direction of the tube 11.
- the extending direction of the spacers 22 can be the same direction as the extending direction of the tube 11.
- the airflow mixing unit 14 is configured by slits carved in the ventilation mat body 10 in a direction perpendicular to the extending direction of the tube 11. And the spacer 22 is provided so that it may protrude in the direction orthogonal to the extension direction of the tube 11 from the end of this airflow mixing part 14. As shown in FIG.
- the airflow mixing unit 14 is configured by slits carved in the ventilation mat body 10 in a direction perpendicular to the extending direction of the tube 11. And the spacer 22 is provided so that it may protrude in the direction orthogonal to the extending direction of the tube 11 from the both ends of this airflow mixing part 14. As shown in FIG.
- Embodiment 6 In the sixth embodiment, a ventilation mat 6 which is another form of the ventilation mat 1 according to the first embodiment will be described.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- FIG. 12 shows a schematic diagram of the ventilation mat 6 according to the sixth embodiment.
- the ventilation mat body 10 in the ventilation mat 6 according to the sixth embodiment, the ventilation mat body 10 is provided in a state of being separated into a first ventilation mat body 101 and a second ventilation mat body 102. It is done.
- the first ventilation mat body 101 is provided with a ventilation unit 13.
- the second ventilation mat body 102 is provided with a connection portion for the ventilation guide 20.
- the ventilation mat body 10 is not provided with the airflow mixing unit 14, and the first ventilation mat body 101 and the second ventilation mat 14 in the mounted state.
- a gap generated between the ventilation mat body 102 is used as an airflow mixing unit. Details of the airflow mixing unit according to the sixth embodiment will be described later.
- FIG. 13 is a schematic view of an automobile seat on which the ventilation mat 6 according to the sixth embodiment is mounted. Since the ventilation mat 6 according to the sixth embodiment is actually installed under the skin cover, it is mounted on the automobile seat 40 while being hidden by the skin cover. Therefore, in the schematic diagram shown in FIG. 13, the ventilation mat body 10 is illustrated on the seating surface 42 so that a portion of the automobile seat 40 where the ventilation mat 6 is installed can be seen.
- the automobile seat 40 has a backrest 41 and a seating surface 42.
- the backrest 41 and the seating surface 42 are each provided with a hanging portion 43.
- the hanging portion 43 is a portion where the skin cover is connected to the cushion material by the hanging member. Therefore, the ventilation mat 6 according to the sixth embodiment includes the first ventilation mat body 101 and the second ventilation mat body 102 as a set of sheets, and the first ventilation mat body 101 and the first ventilation mat body 101.
- the two ventilation mat bodies 102 are arranged so as to sandwich the suspension member.
- FIG. 14 is a cross-sectional view of the suspended portion of the automobile seat on which the ventilation mat according to the sixth embodiment is mounted along the line XIV-XIV in FIG.
- the first ventilation mat body 101 and the second ventilation mat body 102 are provided at positions sandwiched between the cushion material 44 and the skin cover 45. Further, the first ventilation mat body 101 and the second ventilation mat body 102 are disposed separately so as to sandwich the hanging portion 43.
- a hanging member 46 is provided in the hanging portion 43, and the skin cover 45 is connected to the cushion material 44 by the hanging member 46 so as to be pulled by the cushion material 44.
- a groove is formed in the cushion material 44 so as to correspond to the location where the suspension member 46 is attached to the above-described skin cover 45.
- a metal wire is embedded as a fixing member 47 at the bottom of the groove.
- the suspension member 46 of the skin cover 45 is drawn into the bottom of the groove of the cushion material 44, and the suspension member 46 and the fixing member 47 are fixed by a stopper 48 such as a hog ring. Connected by Due to the tension that pulls the suspension member 46 into the bottom of the groove of the cushion material 44, the skin cover 45 is in a tensioned state.
- the suspension member 46 is provided with vent holes at positions corresponding to the cross section of the tube of the first ventilation mat body 101 and the cross section of the tube of the second ventilation mat body 102.
- the ventilation hole ensures ventilation between the first ventilation mat body 101 and the second ventilation mat body 102.
- produce so that the suspension member 46 may be pinched
- the distance of the cross section of the suspension member 46 and the first ventilation mat body 101 and the distance of the cross section of the suspension member 46 and the second ventilation mat body 102 should be within a predetermined range. Is preferred. If this distance is too close, the position of the cross section of the first ventilation mat main body 101 or the cross section of the second ventilation mat main body 102 is shifted due to the pressure at the time of sitting, so that the first ventilation mat main body 101 There is a possibility that the cross section or the cross section of the second ventilation mat main body 102 is blocked by the suspension member 46 or the cushion material 44 and the ventilation is not performed. If this distance is too long, the skin cover 45 and the cushion material 44 may come into contact with each other due to the pressure at the time of sitting, and ventilation may not be performed.
- the distance of the cross section of the suspension member 46 and the first ventilation mat body 101 is D1
- the maximum thickness of the first ventilation mat body 101 is T1
- the section of the suspension member 46 and the second ventilation mat body 102 is Is D2 and the maximum thickness of the second ventilation mat body 102 is T2, D1 is 0.2 to 2 times T1, and D2 is 0.2 to 2 times T2. preferable.
- the maximum thickness of the first ventilation mat body 101 and the maximum thickness of the second ventilation mat body 102 are usually the outer diameter of the tube 11 in cross section.
- the hanging member 46 includes a core member 46 a and a belt-like body 46 b.
- the belt-like body 46b is made of a polyester fiber nonwoven fabric.
- a plurality of vent holes 46c having a diameter of 20 mm are formed at an interval of 10 mm in the strip 46b.
- the shape of the vent hole 46c is circular, but the shape of the vent hole 46c can be various shapes such as an ellipse, a square, and a rectangle.
- the belt-like body 46b has a structure in which one end of the long side is sewn to the skin cover 45 and the other end of the long side is fixed by winding a core material 46a made of a metal wire.
- belt-shaped body 46b which consists of a polyester nonwoven fabric
- various things such as a nonwoven fabric, a woven fabric, a plastic sheet, a rubber sheet, these hybrid materials which consist of various substances, can be considered.
- a woven fabric having a sufficiently coarse mesh shape may be sandwiched between nonwoven fabrics having a sufficiently coarse mesh.
- a material having air permeability such as a high pore material may be used as the belt-like body 46b without forming the air hole 46c.
- a plurality of linear bodies 46d as shown in FIG. 16 may be used, and the linear bodies 46d may be arranged at predetermined intervals.
- the position, size, shape, etc. of the vent 46c can be designed in various ways.
- the vent hole 46c is formed in the vicinity of the core member 46a, when the fixing member 67 of the cushion material 44 and the suspension member 46 are fixed by the stopper 48, the vent hole 46c is formed in the groove of the cushion material 64 by the tension. There is a possibility of being buried in the bottom. Therefore, as shown in FIG. 17, with respect to the dividing line L that equally divides the suspension member 46 into two parallel to the skin cover 45, at least a part of the ventilation holes located on the skin cover 45 side of the dividing line L It is conceivable to have 46c1.
- the first ventilation mat body 101 and the second ventilation mat body 102 constitute one ventilation mat body.
- the airflow mixing unit 48 formed so as to sandwich the first hanging tool 46 and communicating in the direction in which the plurality of tubes 11 are arranged is formed while appropriately arranging the hanging tools 46 required due to the seat design.
- the And the uniformity of the airflow which flows into the several tube 11 can be improved by this airflow of a horizontal direction.
- Embodiment 7 In the seventh embodiment, a ventilation mat 7 which is another form of the ventilation mat 1 according to the first embodiment will be described.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- FIG. 18 shows a schematic diagram of a ventilation mat 7 according to the seventh embodiment.
- a spacer 24 is added to the ventilation mat 1 according to the first embodiment. Similar to the spacer 22, the spacer 24 is covered with a bag-like non-breathable tube, and further forms a ventilation path for passing an air flow generated by the fan.
- the ventilation guide 20 having the ventilation path of the spacer 22 when used as the first ventilation guide, the ventilation guide having the ventilation path of the spacer 24 is the second ventilation guide.
- the spacer 24 is connected to the side of the ventilation mat body 10 that faces the connection portion that connects the spacer 22 to the ventilation mat body 10 with the ventilation part 13 interposed therebetween.
- the spacer 22 is connected in the vicinity of the center line of the ventilation mat body 10, and the air flow rate is reduced almost equally in the tubes 11 located on both sides of the ventilation mat body 10. Therefore, in the example shown in FIG. 18, the spacer 22 is provided in the vicinity of the center line of the ventilation mat body 10, and correspondingly, the two spacers 24 are provided in the vicinity of both side surfaces of the ventilation mat body 10.
- the spacer 22 is provided at a position along the right side surface of the ventilation mat body 10, it is preferable that only one spacer 24 is provided at a position along the left side surface of the ventilation mat body 10.
- the spacer 24 when the spacer 22 is the exhaust path, the spacer 24 is the intake path.
- the relationship between the intake and exhaust of the spacer 22 and the spacer 24 can be reversed.
- a ventilation guide is provided at the position of the spacer 22 and the spacer 24 shown in FIG. 18 to generate an airflow from the spacer 24 toward the spacer 22, thereby promoting the lateral flow of the airflow in the airflow mixing unit 14.
- the ventilation mat 7 according to the seventh embodiment can provide the tube 11 with a highly uniform air flow at a higher flow rate than the other embodiments.
- Embodiment 8 In the eighth embodiment, a ventilation mat 8 which is another form of the ventilation mat 1 according to the first embodiment will be described.
- the components described in the first embodiment are denoted by the same reference numerals as those in the first embodiment, and the description thereof is omitted.
- the ventilation mat according to the present invention is incorporated in the seat surface and the backrest of the automobile seat, in particular, in order to improve the comfort of the interior space of the automobile.
- a seat heater for heating an automobile seat is also known (see, for example, Japanese Patent No. 4202071).
- the seat heater and the ventilation mat according to the present invention can be used in combination.
- the seat heater is preferably disposed between the skin cover of the automobile seat and the ventilation mat.
- FIG. 19 shows a schematic diagram of a ventilation mat 8 according to the eighth embodiment.
- a heat insulating sheet 12 ′ made of a non-woven fabric is pasted on substantially the entire surface of the ventilation mat body 10 with respect to the ventilation mat 1 according to the first embodiment. It is what is attached.
- One aspect of the ventilation section 13 is a slit provided so as to cut the tube 11 ′ in a direction orthogonal to the extending direction of the tube 11 ′. ⁇ is also cut off. That is, a slit is formed at the same position in the tube 11 ′ and the heat insulating sheet 12 ′, which becomes the ventilation unit 13.
- the tube 11 ' is made of a foam material such as a foamed olefin-based thermoplastic elastomer, and is insulated by lowering the thermal conductivity of the tube.
- the ventilation mat body 10 is not created by connecting a plurality of tubes 11 ', but by a method such as extrusion, a plurality of shapes such as a sheet having a plurality of holes continuous in the longitudinal direction, etc. It is also conceivable to form the tube 11 'in a connected shape.
- the portion where the tubes 11 ′ are in contact with each other is twice as thick as the wall thickness.
- the cross-sectional shape of the tube 11 ′ does not need to be circular, and the cross-sectional area of the portion of the tube 11 ′ that is crushed and ventilated, such as a cross-sectional quadrangle, a cross-sectional octagon, a semicircular cross-section, It can be set as appropriate in consideration.
- FIG. 20 is a schematic view of an automobile seat on which the ventilation mat 8 according to the eighth embodiment is mounted. Since the ventilation mat 8 according to the eighth embodiment is actually installed under the skin cover, it is mounted on the vehicle seat 50 in a state of being hidden by the skin cover. Therefore, in the schematic diagram shown in FIG. 3, the ventilation mat body 10 is illustrated on the seating surface 52 so that the portion of the automobile seat 50 where the ventilation mat 8 is installed can be seen.
- the ventilation mat body 10 is provided on the seating surface 52.
- the backrest 51 may be provided with a ventilation mat body.
- a seat heater is installed between the ventilation mat body and the skin cover.
- FIG. 21 is a cross-sectional view of the automobile seat on which the ventilation mat 8 according to the eighth embodiment is mounted, taken along line XXI-XXI in FIG.
- a ventilation mat body 10 is provided on a cushion material 54 of the vehicle seat 50, a seat heater 56 is installed on the ventilation mat body 10, and the upper surface of the seat heater 56 is covered with a skin cover 55.
- the heat insulating material 12 ′ and the ventilation portion 13 of the ventilation mat body 10 are provided on the seat heater 56 side, the heat insulating sheet 12 ′ that hardly transfers heat between the tube 11 ′ and the seat heater 56 is provided. Intervene.
- heat can be prevented from being transmitted from the seat heater 56 to the tube 11 ′, and the heat of the seat heater 56 can be efficiently transmitted to the seated person.
- a material having high heat insulating properties such as foamed resin can be used instead of the nonwoven fabric. It is also conceivable that another heat insulating material such as urethane foam resin is interposed between the seat heater 56 and the ventilation mat 10.
- the ventilation mat bodies 10, 101, 102 can be fixed on the cushion members 44, 54 with an adhesive tape or the like. Conceivable.
- the ventilation mat main bodies 10, 101 and 102 are previously placed in the mold and the cushion material is poured into the cushion materials 44 and 54. It is also conceivable to foam and cure the cushion material. In this case, the ventilation mat main bodies 10, 101, 102 and the cushion members 44, 54 are securely fixed, and displacement can be prevented.
- Patent Document 2 can be referred to.
- Appendix 5 Appendices 1 to 4 having a ventilation source and a ventilation path, wherein the ventilation path is disposed between the skin cover and the seat cushion material, and the ventilation path is divided at a position where the suspension member is present. Any one of the seats.
- Appendix 6 The seat according to appendix 5, wherein the ventilation path is formed into a seat shape by integrating a plurality of tubes in parallel.
- Appendix 7) A suspension member for suspending a seat cover of a seat on a seat cushion material of the seat and having air permeability.
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
以下では、図面を参照して本発明の実施の形態について説明する。以下で説明するベンチレーションマットは、自動車用シートの座面と背もたれとの少なくとも一方に設けられるものである。また、本発明にかかるベンチレーションマットは、自動車用シートのクッション材と、当該クッション材を覆う表皮カバーと、の間に挟み込むように設置される。また、ベンチレーションマットには、ファンが設けられる。このファンは、ベンチレーションマットから空気を吸引する又はベンチレーションマットに空気を流し込む。
実施の形態2では、気流混合部14の形状のバリエーションについて説明する。そこで、図4から図6に実施の形態2にかかるベンチレーションマットの気流混合部の第1の例から第8の例の概略図を示す。なお、実施の形態2の説明において実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態3では、複数のチューブ11の気流量の均一度を更に高める気流混合部14の形成例について説明する。なお、実施の形態3の説明において実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態4では、複数のチューブ11の気流量の均一度を更に高める気流混合部14の形成例の別の例について説明する。なお、実施の形態4の説明において実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態5では、スペーサ22をチューブ11の延在方向とは直交する方向で接続する例について説明する。そこで、図11に実施の形態5にかかるベンチレーションマットの気流混合部の第1の例から第3の例の概略図を示す。なお、実施の形態4の説明において実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態6では、実施の形態1にかかるベンチレーションマット1の別の形態となるベンチレーションマット6について説明する。なお、実施の形態6の説明において、実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態7では、実施の形態1にかかるベンチレーションマット1の別の形態となるベンチレーションマット7について説明する。なお、実施の形態6の説明において、実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
実施の形態8では、実施の形態1にかかるベンチレーションマット1の別の形態となるベンチレーションマット8について説明する。なお、実施の形態8の説明において、実施の形態1で説明した構成要素については、実施の形態1と同じ符号を付して説明を省略する。
表皮カバーとシートクッション材とを有し、前記表皮カバーが吊込部材を有し、前記シートクッション材が固定部材を有し、前記吊込部材と前記固定部材が連結されている座席において、
前記吊込部材が通気性を有している座席。
(付記2)
前記吊込部材が、帯状体を有し、該帯状体には、通気孔が形成されている付記1に記載の座席。
(付記3)
前記吊込部材が、芯材と複数の線状体とを有し、該線状体が、それぞれ所定の間隔を隔てて配置されている付記1に記載の座席。
(付記4)
前記吊込部材が、通気性材料から構成されている付記1に記載の座席。
(付記5)
送風源と通風路を有し、前記表皮カバーと前記シートクッション材との間に前記通風路が配置され、前記吊込部材が存在する位置で前記通風路が分断されている付記1乃至4のいずれ1項に記載の座席。
(付記6)
前記通風路が、複数のチューブが並列一体化されてシート形状に成形されたものである付記5に記載の座席。
(付記7)
座席の表皮カバーを座席のシートクッション材に吊り込むための吊込部材であって、通気性を有する吊込部材。
4a、4b、5a~5c、6、7、8 ベンチレーションマット
10 ベンチレーションマット本体
11 チューブ
12 不織布
12´ 断熱シート
13 ベンチレーション部
14 気流混合部
15 切り欠き部
16 気流拡散孔
17 気流阻害部
18 気流漏れ防止部
19 気流拡散構造体
20 通風ガイド
21 ファン取り付け孔
22 スペーサ
23 ファン
24 スペーサ
30、40、50 自動車用シート
31、41、51 背もたれ
32、42、52 座面
33 シートクッション材
34 気流拡散溝
43 吊込部
44、54 クッション材
45、55 表皮カバー
46 吊込部材
46a 芯材
46b 帯状体
46c 通気孔
46d 線状体
47 固定部材
48 止め具
49 気流混合部
56 シートヒータ
101 第1のベンチレーションマット本体
102 第2のベンチレーションマット本体
Claims (10)
- シートクッション材と、前記シートクッション材に被せられる表皮カバーとの間に設けられるベンチレーションマットであって、
複数のチューブがシート状に連結されたベンチレーションマット本体と、
一端にファン取り付け孔が設けられ、他端が前記ベンチレーションマット本体の側面に接続される通風ガイドと、を有し、
前記ベンチレーションマット本体は、
前記複数のチューブの前記表皮カバーに接する側に前記複数のチューブに跨がるようにスリットが設けられ、前記複数のチューブの前記シートクッション材に接する側が前記チューブの素材で連結されるベンチレーション部と、
前記ベンチレーション部よりも前記通風ガイドの接続部に近い部分に設けられ、前記複数のチューブの間を連通する気流混合部と、を有し、
前記通風ガイドは、
非通気性のチューブであって、通気性のある立体構造を備える基材により内部に通風路が形成されるベンチレーションマット。 - 前記気流混合部は、前記複数のチューブの少なくとも一部を跨がるように設けられたスリットを有する請求項1に記載のベンチレーションマット。
- 前記気流混合部は、前記通風ガイドの接続部の近くの空気抵抗が前記通風ガイドの接続部から遠くの位置よりも高くなるように前記複数のチューブの間を連通する空間が形成される請求項1に記載のベンチレーションマット。
- 前記通風ガイドの接続部と前記ベンチレーション部との間に設けられ、前記ベンチレーション部から前記接続部への気流の流れの一部を阻害する気流阻害部をさらに有する請求項1に記載のベンチレーションマット。
- 前記複数のチューブの通風ガイドの接続部側の端部のうち前記通風ガイドに面しない端部に設けられる開口部からの気流の漏れ又は侵入を防止する気流漏れ防止部を更に有する請求項1に記載のベンチレーションマット。
- 前記気流混合部は、前記チューブが並べられる方向に延在し、前記通風ガイドの基材と同じ素材により、前記複数のチューブの一端を塞ぐように形成される請求項1に記載のベンチレーションマット。
- 前記ベンチレーションマット本体は、前記ベンチレーション部が設けられる第1のベンチレーションマット本体と、前記通風ガイドの接続部が設けられる第2のベンチレーションマット本体とに分離して形成され
前記気流混合部は、前記第1のベンチレーションマット本体と、前記第2のベンチレーションマット本体との間の空間である請求項1に記載のベンチレーションマット。 - 前記通風ガイドを第1の通風ガイドとし、前記ベンチレーション部を挟んで前記第1の通風ガイドの接続部と対向するベンチレーションマット本体の辺に接続される第2の通風ガイドをさらに有する請求項1に記載のベンチレーションマット。
- 前記ベンチレーションマット本体には、断熱シートが略全面に貼り付けられており、前記断熱シートにも前記複数のチューブと同じ位置にスリットが設けられる請求項1に記載のベンチレーションマット。
- 上記複数のチューブが、発泡材料から構成されている請求項1記載のベンチレーションマット。
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CN201880036121.8A CN110730622A (zh) | 2017-05-31 | 2018-05-25 | 通风垫 |
US16/618,064 US11034271B2 (en) | 2017-05-31 | 2018-05-25 | Ventilation mat |
KR1020197038616A KR20200014832A (ko) | 2017-05-31 | 2018-05-25 | 통기 매트 |
JP2019522198A JP7082617B2 (ja) | 2017-05-31 | 2018-05-25 | ベンチレーションマット |
EP18809561.6A EP3632267A4 (en) | 2017-05-31 | 2018-05-25 | VENTILATION MAT |
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US11396249B2 (en) * | 2017-05-31 | 2022-07-26 | Kurabe Industrial Co., Ltd. | Ventilation mat |
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Cited By (2)
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JP2021049911A (ja) * | 2019-09-26 | 2021-04-01 | 株式会社クラベ | ベンチレーションマット及び座席 |
JP7384607B2 (ja) | 2019-09-26 | 2023-11-21 | 株式会社クラベ | ベンチレーションマット及び座席 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2018221419A1 (ja) | 2020-04-02 |
US20210122272A1 (en) | 2021-04-29 |
US11034271B2 (en) | 2021-06-15 |
EP3632267A4 (en) | 2020-11-11 |
JP7082617B2 (ja) | 2022-06-08 |
EP3632267A1 (en) | 2020-04-08 |
KR20200014832A (ko) | 2020-02-11 |
CN110730622A (zh) | 2020-01-24 |
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