US20170297464A1 - Seat with a cylindrical ventilation fan - Google Patents
Seat with a cylindrical ventilation fan Download PDFInfo
- Publication number
- US20170297464A1 US20170297464A1 US15/097,426 US201615097426A US2017297464A1 US 20170297464 A1 US20170297464 A1 US 20170297464A1 US 201615097426 A US201615097426 A US 201615097426A US 2017297464 A1 US2017297464 A1 US 2017297464A1
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- US
- United States
- Prior art keywords
- seat
- jounce
- frame
- zone
- ventilated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
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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
- B60N2/5657—Heating or ventilating devices characterised by convection by air blown towards the seat surface
-
- 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
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
-
- 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
-
- 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
- B60N2/565—Heating or ventilating devices characterised by convection by air sucked from the seat surface
-
- 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
- B60N2/68—Seat frames
-
- 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
- B60N2/70—Upholstery springs ; Upholstery
Definitions
- This disclosure relates to a seat with a cylindrical ventilation fan.
- a vehicle typically includes a seat.
- the seat may include a ventilation fan or blower for circulating air to cool an occupant of the seat.
- the ventilated seat has a jounce zone, including a seat jounce zone and a back jounce zone, configured to deform when the ventilated seat and an occupant are subjected to a dynamic force.
- the ventilated seat includes a frame, a seat portion, a back portion, and a cylindrical fan or blower.
- the seat portion is connected to the frame and has a porous seat cover portion and the seat jounce zone configured to deform when subjected to the dynamic force.
- the back portion is connected to the frame and has a porous back cover portion and the back jounce zone configured to deform when subjected to the dynamic force.
- the cylindrical blower is attached to the frame, is disposed at least partially outside of the jounce zone, and is operatively connected to one of the porous seat cover portion and the porous back cover portion such that air flows through the respective porous cover portion to provide ventilation to the ventilated seat.
- the vehicle is subjectable to a dynamic force and includes a body and a ventilated seat.
- the ventilated seat has a jounce zone, including a seat jounce zone and a back jounce zone, configured to deform when an occupant is in the ventilated seat and the vehicle is subjected to the dynamic force.
- the ventilated seat is operatively connected to the body.
- the ventilated seat includes a frame, a seat portion, a back portion, and a cylindrical fan or blower.
- the seat portion is connected to the frame and has a porous seat cover portion and the seat jounce zone configured to deform when subjected to the dynamic force.
- the back portion is connected to the frame and has a porous back cover portion and the back jounce zone configured to deform when subjected to the dynamic force.
- the cylindrical blower is attached to the frame, is disposed at least partially outside of the jounce zone, and is operatively connected to one of the porous seat cover portion and the porous back cover portion such that air flows through the respective porous cover portion to provide ventilation to the ventilated seat.
- the ventilated seat and the vehicle disclosed herein allow the ventilation fan or blower to be located at least partially outside of the jounce zone of the ventilated seat.
- This disclosure applies to any machine or manufacture having a ventilated seat for an occupant, operator, or rider and subject to a dynamic force.
- This disclosure applies to any vehicle or mobile platform, including but not limited to cars, trucks, vans, all-terrain vehicles, busses, boats, trains, manufacturing vehicles and equipment, agricultural vehicles and equipment, construction vehicles and equipment, maintenance vehicles and equipment, and military vehicles and equipment.
- FIG. 1 is a fragmentary, schematic, perspective illustration of a vehicle having a ventilated seat with a cylindrical blower.
- FIG. 2 is a schematic, cross-sectional illustration of a back portion of the ventilated seat of FIG. 1 , viewed from the side.
- FIG. 3 is a schematic illustration of the back portion of the ventilated seat of FIG. 1 , viewed from behind, with a rear panel of the back portion removed and showing the cylindrical blower in two alternative positions.
- FIG. 4 is a schematic illustration of a seat portion of the ventilated seat of FIG. 1 , viewed from below, showing the cylindrical blower in two additional alternative positions.
- FIG. 5 is a schematic, cross-sectional illustration, partially in elevation, of the seat portion of the ventilated seat of FIG. 1 , viewed from the front, showing the cylindrical blower in one alterative position.
- FIG. 6 is a schematic, cross-sectional illustration, partially in elevation, of the seat portion of the ventilated seat of FIG. 1 , viewed from the side, showing the cylindrical blower in another alternative position.
- FIG. 1 shows an example vehicle 10 .
- the vehicle 10 is subjectable to a dynamic vehicle force (arrow F) and includes a body 12 that forms an interior 14 of the vehicle 10 .
- the vehicle 10 includes a ventilated seat 20 for an occupant (not shown) of the vehicle 10 of the type disclosed herein.
- the vehicle 10 of FIG. 1 is a typical example application suitable for the ventilated seat 20 disclosed herein, the present disclosure is not limited to vehicular applications. Any machine or manufacture having a ventilated seat for an occupant, an operator, or a rider and subject to dynamic forces may benefit from use of the present design, when properly scaled and configured for the particular application.
- the vehicle 10 will be described hereinafter as an example system without limiting use of the ventilated seat 20 to such an embodiment.
- the ventilated seat 20 has a jounce zone 22 configured to deform when the occupant is in the ventilated seat 20 and the vehicle 10 is subjected to the dynamic force (arrow F).
- the dynamic force (arrow F) may result from operation of the vehicle 10 .
- the dynamic force (arrow F) may result from acceleration, braking, and maneuvering or turning of the vehicle 10 .
- the dynamic force (arrow F) may result from road or ground conditions, such as bumps, pot holes, inclines, declines, cobble stones, ice, debris, etc. as the vehicle 10 travels over the road or ground.
- the dynamic force causes an acceleration (not shown) that acts on both the occupant and the ventilated seat 20 and causes the occupant to deform the jounce zone 22 when the occupant is in the ventilated seat 20 and the vehicle 10 is subjected to the dynamic force (arrow F).
- the jounce zone 22 is the portion of the ventilated seat 20 that is configured to deform when the occupant is in the ventilated seat 20 and the vehicle 10 is subjected to the dynamic force (arrow F).
- the jounce zone 22 may also be configured to deform when the occupant moves in or presses on the ventilated seat 20 .
- the jounce zone 22 includes a seat jounce zone 110 and a back jounce zone 108 .
- a surface 71 of the back portion 28 in the back jounce zone 108 may deform rearward, in a back jounce zone deformation direction (arrow BJD) during the dynamic force (arrow F).
- a surface 91 of the seat portion 26 in the seat jounce zone 110 may deform downward, in a seat jounce zone deformation direction (arrow SJD) during the dynamic force (arrow F).
- the jounce zone 22 will be discussed in greater detail below.
- the ventilated seat 20 is operatively connected to the body 12 of the vehicle 10 .
- the ventilated seat 20 may be powered or manually translatable forward or rearward relative to the body 12 of the vehicle 10 as desired by the occupant of the ventilated seat 20 .
- Other powered or manual movements or adjustments of the ventilated seat 20 relative to the body 12 of the vehicle 10 may be included in the operative connection of the ventilated seat 20 to the body 12 of the vehicle 10 , as appropriate.
- the ventilated seat 10 includes a frame 24 , a seat portion 26 , a back portion 28 , and a cylindrical blower 30 .
- the frame 24 may be made of a metal or of any other structural material.
- the frame 24 may include a seat frame portion 32 and a back frame portion 34 , as best seen in FIGS. 3 and 4 .
- the back frame portion 34 may be operatively connected to the seat frame portion 32 such that the back portion 28 of the ventilated seat 20 may be folded or inclined relative to the seat portion 26 of the ventilated seat 20 as desired by the occupant of the ventilated seat 20 .
- Other manual or powered movements or adjustments of the seat portion 26 and the back portion 28 of the ventilated seat 20 may be included, as appropriate.
- the seat portion 26 of the ventilated seat 20 is connected to the seat frame portion 32 of the frame 24 .
- the seat portion 26 has a porous seat cover portion 36 and may have a nonporous seat cover portion 38 .
- the porous seat cover portion 36 may cover at least the part of the seat portion 26 that contacts the occupant when the occupant is in the ventilated seat 20 .
- the porous seat cover portion 36 may be located in a seat insert portion 39 of the ventilated seat 20 , as understood by those having skill in the art.
- the nonporous seat cover portion 38 may cover all or part of the remainder of the seat portion 26 .
- the nonporous seat cover portion 38 may be located in a seat bolster portion 41 of the ventilated seat 20 , as understood by those having skill in the art.
- the porous seat cover portion 36 may be configured with seat ventilation holes 40 that allow an air flow (arrow A) to pass through the porous seat cover portion 36 .
- the porous seat cover portion 36 may be made of a porous material that allows the air flow (arrow A) to pass through the porous seat cover portion 36 .
- the air flow (arrow A) may be from the interior 14 of the vehicle 10 into the porous seat cover portion 36 of the seat portion 26 , as shown in FIGS. 1, 5, and 6 .
- the air flow (arrow A) may be out of the porous seat cover portion 36 of the seat portion 26 into the interior 14 of the vehicle 10 , i.e., in the opposite direction of the air flow (arrow A) shown in FIGS. 1, 5, and 6 .
- the seat portion 26 is configured to deform when the occupant is in the ventilated seat 20 .
- the back portion 28 of the ventilated seat 20 is connected to the back frame portion 34 of the frame 24 .
- the back portion 28 has a porous back cover portion 42 and may have a nonporous back cover portion 44 .
- the porous back cover portion 42 may cover at least the part of the back portion 28 that contacts the occupant when the occupant is in the ventilated seat 20 .
- the porous back cover portion 42 may be located in a back insert portion 43 of the ventilated seat 20 , as understood by those having skill in the art.
- the nonporous back cover portion 44 may cover all or part of the remainder of the back portion 28 .
- the nonporous back cover portion 44 may be located in a back bolster portion 45 of the ventilated seat 20 , as understood by those having skill in the art.
- the porous back cover portion 42 may be configured with back ventilation holes 46 that allow the air flow (arrow A) to pass through the porous back cover portion 42 .
- the porous back cover portion 44 may be made of a porous material that allows the air flow (arrow A) to pass through the porous seat back cover portion 42 .
- the back portion 28 is configured to deform when the occupant is in the ventilated seat.
- the air flow (arrow A) may be from the interior 14 of the vehicle 10 into the porous back cover portion 42 of the back portion 28 , as shown in FIGS. 1 and 2 .
- the air flow (arrow A) may be out of the porous back cover portion 42 of the back portion 28 into the interior 14 of the vehicle 10 , i.e., in the opposite direction of the air flow (arrow A) shown in FIGS. 1 and 2 .
- the seat portion 26 is configured to deform when the occupant is in the ventilated seat 20 .
- the back portion 28 of the ventilated seat 20 may include a 3D spacer knit or reticulated foam layer 48 , a pad layer 50 , a foam portion 52 , a vent bag or plenum 54 , a 3D spacer knit or reticulated form filling 56 disposed inside of the plenum 54 , a lumbar or back suspension 58 , and a back panel 60 .
- the reticulated foam layer 48 may be made of a porous material and may be disposed between the porous back cover portion 44 and the foam portion 52 .
- the reticulated form layer 48 may allow the air flow (arrow A) to pass through.
- the pad layer 50 may be disposed between the nonporous back cover portion 44 and the foam portion 52 .
- the porous back cover portion 42 , the nonporous back cover portion 44 , the reticulated foam layer 48 and the pad layer 50 may be connected to the foam portion 52 via a trim tie down or trim fastener 62 .
- the foam portion 52 may be connected to the back frame portion 34 of the frame 24 and may form a pass-through hole or channel 64 configured to allow the air flow (arrow A) to pass through the foam portion 52 .
- the plenum 54 may be made of a flexible, nonporous material and may form a plenum opening 66 configured to allow the air flow (arrow A) to pass between the channel 64 of the foam portion 52 and the reticulated form filling 56 disposed inside of the plenum 54 .
- the reticulated foam filling 56 may be made of a porous material and may allow the air flow (arrow A) to pass through the reticulated foam filling 56 inside of the plenum 54 .
- the plenum 54 may also form a blower opening 68 configured to connect to the cylindrical blower 30 and to allow the air flow (arrow A) to pass between the reticulated form filling 56 inside of the plenum 54 and the cylindrical blower 30 .
- the blower opening 68 may be configured as a channel, extending toward the cylindrical blower 30 , as shown.
- the lumbar or back suspension 58 may be attached to the back frame portion 34 of the frame 24 and may be configured to support the plenum 54 , the foam portion 52 , the reticulated form layer 48 , the pad layer 50 , the porous back cover portion 42 , and the nonporous back cover portion 44 of the ventilated seat 20 .
- the back suspension 58 may be configured to move relative to the back frame portion 34 of the frame 24 when the jounce zone 22 deforms.
- the plenum 54 may be disposed between the foam portion 52 and the back suspension 58 , as shown. Alternatively, the plenum 54 may be disposed between the reticulated foam layer 48 and the foam portion 52 .
- the back portion 28 of the ventilated seat 20 may form a cavity 69 .
- the cavity 69 may be at least partially outside of the jounce zone 22 .
- the back panel 60 may be attached to the back frame portion 34 of the frame 24 and may form a vent opening 70 configured to allow the air flow (arrow A) to pass between the cavity 69 of the back portion 28 of the ventilated seat 20 and the interior 14 of the vehicle 10 .
- the back portion 28 of the ventilated seat 20 may include the surface 71 .
- the surface 71 may be formed by the plenum 54 and the back suspension 58 , as shown.
- the seat portion 26 of the ventilated seat 20 may include a 3D spacer knit or reticulated foam layer 72 , a pad layer 74 , a foam portion 76 , a vent bag or plenum 78 , a 3D spacer knit or reticulated form filling 80 disposed inside of the plenum 78 , and a seat suspension 82 .
- the reticulated foam layer 72 may be made of a porous material and may be disposed between the porous seat cover portion 36 and the foam portion 76 .
- the reticulated form layer 72 may allow the air flow (arrow A) to pass through.
- the pad layer 74 may be disposed between the nonporous seat cover portion 38 and the foam portion 76 .
- the porous seat cover portion 36 , the nonporous seat cover portion 38 , the reticulated foam layer 72 , and the pad layer 74 may be connected to the foam portion 76 via the trim tie down or trim fastener 62 .
- the foam portion 76 may be connected to the seat frame portion 32 of the frame 24 and may form a pass through hole or channel 84 configured to allow the air flow (arrow A) to pass through the foam portion 76 .
- the plenum 78 may be made of a flexible, nonporous material and may form a plenum opening 86 configured to allow the air flow (arrow A) to pass between the channel 84 of the foam portion 76 and the reticulated form filling 80 disposed inside of the plenum 78 .
- the reticulated foam filling 80 may be made of a porous material and may allow the air flow (arrow A) to pass through the reticulated form filling 80 inside of the plenum 78 .
- the plenum 78 may also form a blower opening 88 configured to connect to the cylindrical blower 30 and to allow the air flow (arrow A) to pass between the reticulated foam filling 80 inside of the plenum 78 and the cylindrical blower 30 .
- the blower opening 88 may be configured as a channel, extending toward the cylindrical blower 30 , as shown.
- the seat suspension 82 may be attached to the seat frame portion 32 of the frame 24 and may be configured to support the plenum 78 , the foam portion 76 , the reticulated form layer 72 , the pad layer 74 , the porous seat cover portion 36 , and the nonporous seat cover portion 38 of the ventilated seat 20 .
- the seat suspension 82 may be configured to move relative to the seat frame portion 32 of the frame 24 when the jounce zone 22 deforms.
- the plenum 78 may be disposed between the foam portion 76 and the seat suspension 82 , as shown. Alternatively, the plenum 78 may be disposed between the reticulated foam layer 72 and the foam portion 76 .
- the seat portion 26 of the ventilated seat 20 may form a cavity 89 .
- the cavity 89 may be at least partially outside of the jounce zone 22 .
- the seat portion 26 of the ventilated seat 20 may have an open bottom 90 allowing the air flow (arrow A) to pass between seat portion 26 of the ventilated seat 20 and the interior 14 of the vehicle 10 .
- the seat portion 26 of the ventilated seat 20 may include the surface 91 .
- the surface 91 may be formed by the plenum 78 and the seat suspension 82 , as shown.
- the cylindrical blower 30 is attached to the frame 24 of the ventilated seat 20 .
- the cylindrical blower 30 may be attached to one of the back frame portion 34 and the seat frame portion 32 of the frame 24 .
- the cylindrical blower 30 is operatively connected to one of the porous seat cover portion 36 and the porous back cover portion 42 such that air flows through the respective porous cover portion 36 , 42 to provide ventilation for the occupant of the ventilated seat 20 .
- the cylindrical blower 30 may not be attached to the seat suspension 82 or the back suspension 58 of the ventilated seat 20 .
- the cylindrical blower 30 may attached to the frame 24 via an isolator 106 .
- the jounce zone 22 of the ventilated seat 20 includes the back jounce zone 108 and the seat jounce zone 110 .
- the back jounce zone 108 may include and be located behind part or all of the porous back cover portion 42 . However, the back jounce zone 108 may not extend in front of the back frame portion 34 .
- the seat jounce zone 110 may include and be located under all or part of the porous seat cover portion 36 .
- the seat jounce zone 110 may extend beyond the porous seat cover portion 36 . However, the seat jounce zone 110 may not extend above the seat frame portion 32 .
- the back jounce zone 108 may be the part of the back portion 28 where the surface 71 of the back portion 28 deforms rearward, in the back jounce zone deformation direction (arrow BJD), 12 mm or more during the dynamic force (arrow F), when the dynamic force (arrow F) is severe.
- the seat jounce zone 110 may be the part of the seat portion 26 where the surface 91 of the seat portion 26 deforms downward, in the seat jounce zone deformation direction (arrow SJD), 12 mm or more during the dynamic force (arrow F), when the dynamic force (arrow F) is severe.
- An outer boundary 112 of the back jounce zone 108 may be located at or within an outer boundary 114 of the porous back cover portion 42 .
- the outer boundary 112 of the back jounce zone 108 may be located at or within an inner boundary of the back frame portion 34 .
- the outer boundary 112 of the back jounce zone 108 may be located where the surface 71 of the back portion 28 deforms rearward 12 mm during the dynamic force (arrow F), when the dynamic force (arrow F) is severe.
- An outer boundary 116 of the seat jounce zone 110 may be located at or within an outer boundary 118 of the porous seat cover portion 36 .
- the outer boundary 116 of the seat jounce zone 110 may be located at or within an inner boundary of the seat frame portion 32 .
- the outer boundary 116 of the seat jounce zone 110 may be located where the surface 91 of the seat portion 26 deforms downward 12 mm during the dynamic force (arrow F), when the dynamic force (arrow F) is severe.
- the cylindrical blower 30 is disposed at least partially outside of the jounce zone 22 of the ventilated seat 20 .
- the cylindrical blower 30 may be disposed fully outside of the jounce zone 22 of the ventilated seat 20 .
- At least one quarter of the cylindrical blower 30 may be disposed under the seat frame portion 32 or behind the back frame portion 34 of the frame 24 .
- at least one half of the cylindrical blower 30 may be disposed under the seat frame portion 32 or behind the back frame portion 34 of the frame 24 .
- the cylindrical blower 30 may be disposed partially or fully under the seat bolster portion 41 of the ventilated seat 20 .
- the cylindrical blower 30 may be disposed partially or fully behind the back bolster portion 45 of the ventilated seat 20 .
- the cylindrical blower 30 may be disposed in one of the cavity 69 of the back portion 28 and the cavity 89 of the seat portion at least partially outside of the jounce zone 22 .
- the cylindrical blower 30 may be disposed in one of at least four alternative positions in the ventilated seat 20 .
- the cylindrical blower 30 is show in a first position 31 .
- the cylindrical blower 30 is also shown in a second portion 33 , which could be on either side of the ventilated seat 20 .
- the cylindrical blower 30 is shown in a third position 35 .
- the cylindrical blower 30 is shown in a fourth position 37 , which could be on either side of the ventilated seat 20 .
- the cylindrical blower 30 could be disposed in other positions, as appropriate.
- the seat portion 26 and the back portion 28 of the ventilated seat 20 may not come into contact with the cylindrical blower 30 when the jounce zone 22 deforms.
- the cylindrical blower 30 may not move relative to the frame 24 when the jounce zone 22 deforms.
- the seat suspension 82 and the back suspension 58 may not come into contact with the cylindrical blower 30 when they move relative to the frame 24 when the jounce zone 22 deforms.
- the cylindrical blower 30 includes an impeller 92 having an axis of rotation 94 and a housing 96 having an intake port 98 and an exhaust port 100 .
- the cylindrical blower 30 has a length 102 parallel to the axis of rotation 94 of the impeller 92 and a diameter 104 perpendicular to the axis of rotation 94 of the impeller 92 .
- the length 102 of the cylindrical blower 30 may be at least twice the diameter 104 of the cylindrical blower 30 .
- the length 102 of the cylindrical blower 30 may be at least four times the diameter 104 of the cylindrical blower 30 .
- the length 102 of the cylindrical blower 30 may be at least six or eight times the diameter 104 of the cylindrical blower 30 .
- the impeller 92 of the cylindrical blower 30 may be one of a centrifugal fan impeller, as shown, a brush impeller (not shown), similar to a vacuum cleaner beater bar, a scroll impeller (not shown), a twin roots type impeller (not shown), and a twin screw impeller (not shown), as understood by those skilled in the art. Any other suitable fan, blower, or compressor impeller may be used as appropriate.
- the cylindrical blower 30 may be a roots blower (not shown), having a pair of closely fitting, meshing, lobed cylinders in a closely fitting housing, or any other suitable fan, blower, or compressor, as understood by those skilled in the art.
- the cylindrical blower 30 may have a cross-section in a plane normal to the axis of rotation 94 . A periphery of the cross-section of the cylindrical blower 30 may be one of a round, an oval, and an oblong shape.
Abstract
Description
- This disclosure relates to a seat with a cylindrical ventilation fan.
- A vehicle typically includes a seat. The seat may include a ventilation fan or blower for circulating air to cool an occupant of the seat.
- A ventilated seat and a vehicle are provided herein. The ventilated seat has a jounce zone, including a seat jounce zone and a back jounce zone, configured to deform when the ventilated seat and an occupant are subjected to a dynamic force. The ventilated seat includes a frame, a seat portion, a back portion, and a cylindrical fan or blower. The seat portion is connected to the frame and has a porous seat cover portion and the seat jounce zone configured to deform when subjected to the dynamic force. The back portion is connected to the frame and has a porous back cover portion and the back jounce zone configured to deform when subjected to the dynamic force. The cylindrical blower is attached to the frame, is disposed at least partially outside of the jounce zone, and is operatively connected to one of the porous seat cover portion and the porous back cover portion such that air flows through the respective porous cover portion to provide ventilation to the ventilated seat.
- The vehicle is subjectable to a dynamic force and includes a body and a ventilated seat. The ventilated seat has a jounce zone, including a seat jounce zone and a back jounce zone, configured to deform when an occupant is in the ventilated seat and the vehicle is subjected to the dynamic force. The ventilated seat is operatively connected to the body. The ventilated seat includes a frame, a seat portion, a back portion, and a cylindrical fan or blower. The seat portion is connected to the frame and has a porous seat cover portion and the seat jounce zone configured to deform when subjected to the dynamic force. The back portion is connected to the frame and has a porous back cover portion and the back jounce zone configured to deform when subjected to the dynamic force. The cylindrical blower is attached to the frame, is disposed at least partially outside of the jounce zone, and is operatively connected to one of the porous seat cover portion and the porous back cover portion such that air flows through the respective porous cover portion to provide ventilation to the ventilated seat.
- The ventilated seat and the vehicle disclosed herein allow the ventilation fan or blower to be located at least partially outside of the jounce zone of the ventilated seat. This disclosure applies to any machine or manufacture having a ventilated seat for an occupant, operator, or rider and subject to a dynamic force. This disclosure applies to any vehicle or mobile platform, including but not limited to cars, trucks, vans, all-terrain vehicles, busses, boats, trains, manufacturing vehicles and equipment, agricultural vehicles and equipment, construction vehicles and equipment, maintenance vehicles and equipment, and military vehicles and equipment.
- The above features and advantages and other features and advantages of the present teachings are readily apparent from the following detailed description of the best modes for carrying out the present teachings when taken in connection with the accompanying drawings.
-
FIG. 1 is a fragmentary, schematic, perspective illustration of a vehicle having a ventilated seat with a cylindrical blower. -
FIG. 2 is a schematic, cross-sectional illustration of a back portion of the ventilated seat ofFIG. 1 , viewed from the side. -
FIG. 3 is a schematic illustration of the back portion of the ventilated seat ofFIG. 1 , viewed from behind, with a rear panel of the back portion removed and showing the cylindrical blower in two alternative positions. -
FIG. 4 is a schematic illustration of a seat portion of the ventilated seat ofFIG. 1 , viewed from below, showing the cylindrical blower in two additional alternative positions. -
FIG. 5 is a schematic, cross-sectional illustration, partially in elevation, of the seat portion of the ventilated seat ofFIG. 1 , viewed from the front, showing the cylindrical blower in one alterative position. -
FIG. 6 is a schematic, cross-sectional illustration, partially in elevation, of the seat portion of the ventilated seat ofFIG. 1 , viewed from the side, showing the cylindrical blower in another alternative position. - Those having ordinary skill in the art will recognize that terms such as “above,” “below,” “upward,” “downward,” “top,” “bottom,” etc., are used descriptively for the figures, and do not represent limitations on the scope of the disclosure, as defined by the appended claims.
- Referring to the drawings, wherein like reference numbers refer to like components throughout the views,
FIG. 1 shows anexample vehicle 10. Thevehicle 10 is subjectable to a dynamic vehicle force (arrow F) and includes abody 12 that forms aninterior 14 of thevehicle 10. Thevehicle 10 includes a ventilatedseat 20 for an occupant (not shown) of thevehicle 10 of the type disclosed herein. - While the
vehicle 10 ofFIG. 1 is a typical example application suitable for the ventilatedseat 20 disclosed herein, the present disclosure is not limited to vehicular applications. Any machine or manufacture having a ventilated seat for an occupant, an operator, or a rider and subject to dynamic forces may benefit from use of the present design, when properly scaled and configured for the particular application. For illustrative consistency, thevehicle 10 will be described hereinafter as an example system without limiting use of the ventilatedseat 20 to such an embodiment. - The ventilated
seat 20 has ajounce zone 22 configured to deform when the occupant is in the ventilatedseat 20 and thevehicle 10 is subjected to the dynamic force (arrow F). The dynamic force (arrow F) may result from operation of thevehicle 10. For example, the dynamic force (arrow F) may result from acceleration, braking, and maneuvering or turning of thevehicle 10. The dynamic force (arrow F) may result from road or ground conditions, such as bumps, pot holes, inclines, declines, cobble stones, ice, debris, etc. as thevehicle 10 travels over the road or ground. The dynamic force (arrow F) causes an acceleration (not shown) that acts on both the occupant and the ventilatedseat 20 and causes the occupant to deform thejounce zone 22 when the occupant is in the ventilatedseat 20 and thevehicle 10 is subjected to the dynamic force (arrow F). - The
jounce zone 22 is the portion of the ventilatedseat 20 that is configured to deform when the occupant is in the ventilatedseat 20 and thevehicle 10 is subjected to the dynamic force (arrow F). Thejounce zone 22 may also be configured to deform when the occupant moves in or presses on the ventilatedseat 20. Thejounce zone 22 includes aseat jounce zone 110 and a backjounce zone 108. Asurface 71 of theback portion 28 in theback jounce zone 108 may deform rearward, in a back jounce zone deformation direction (arrow BJD) during the dynamic force (arrow F). Asurface 91 of theseat portion 26 in theseat jounce zone 110 may deform downward, in a seat jounce zone deformation direction (arrow SJD) during the dynamic force (arrow F). Thejounce zone 22 will be discussed in greater detail below. - The ventilated
seat 20 is operatively connected to thebody 12 of thevehicle 10. For example, the ventilatedseat 20 may be powered or manually translatable forward or rearward relative to thebody 12 of thevehicle 10 as desired by the occupant of the ventilatedseat 20. Other powered or manual movements or adjustments of the ventilatedseat 20 relative to thebody 12 of thevehicle 10 may be included in the operative connection of the ventilatedseat 20 to thebody 12 of thevehicle 10, as appropriate. - Referring now to
FIGS. 1, 3 and 4 , the ventilatedseat 10 includes aframe 24, aseat portion 26, aback portion 28, and acylindrical blower 30. Theframe 24 may be made of a metal or of any other structural material. Theframe 24 may include aseat frame portion 32 and aback frame portion 34, as best seen inFIGS. 3 and 4 . Theback frame portion 34 may be operatively connected to theseat frame portion 32 such that theback portion 28 of the ventilatedseat 20 may be folded or inclined relative to theseat portion 26 of the ventilatedseat 20 as desired by the occupant of the ventilatedseat 20. Other manual or powered movements or adjustments of theseat portion 26 and theback portion 28 of the ventilatedseat 20 may be included, as appropriate. - Referring now to
FIGS. 1 and 4-6 , theseat portion 26 of the ventilatedseat 20 is connected to theseat frame portion 32 of theframe 24. Theseat portion 26 has a porousseat cover portion 36 and may have a nonporousseat cover portion 38. The porousseat cover portion 36 may cover at least the part of theseat portion 26 that contacts the occupant when the occupant is in the ventilatedseat 20. The porousseat cover portion 36 may be located in aseat insert portion 39 of the ventilatedseat 20, as understood by those having skill in the art. The nonporousseat cover portion 38 may cover all or part of the remainder of theseat portion 26. The nonporousseat cover portion 38 may be located in aseat bolster portion 41 of the ventilatedseat 20, as understood by those having skill in the art. - The porous
seat cover portion 36 may be configured withseat ventilation holes 40 that allow an air flow (arrow A) to pass through the porousseat cover portion 36. Alternatively, the porousseat cover portion 36 may be made of a porous material that allows the air flow (arrow A) to pass through the porousseat cover portion 36. The air flow (arrow A) may be from theinterior 14 of thevehicle 10 into the porousseat cover portion 36 of theseat portion 26, as shown inFIGS. 1, 5, and 6 . Alternatively, the air flow (arrow A) may be out of the porousseat cover portion 36 of theseat portion 26 into the interior 14 of thevehicle 10, i.e., in the opposite direction of the air flow (arrow A) shown inFIGS. 1, 5, and 6 . Theseat portion 26 is configured to deform when the occupant is in the ventilatedseat 20. - Referring now to
FIGS. 1-3 , theback portion 28 of the ventilatedseat 20 is connected to theback frame portion 34 of theframe 24. Theback portion 28 has a porousback cover portion 42 and may have a nonporousback cover portion 44. The porousback cover portion 42 may cover at least the part of theback portion 28 that contacts the occupant when the occupant is in the ventilatedseat 20. The porousback cover portion 42 may be located in aback insert portion 43 of the ventilatedseat 20, as understood by those having skill in the art. The nonporousback cover portion 44 may cover all or part of the remainder of theback portion 28. The nonporousback cover portion 44 may be located in a back bolsterportion 45 of the ventilatedseat 20, as understood by those having skill in the art. - The porous
back cover portion 42 may be configured with back ventilation holes 46 that allow the air flow (arrow A) to pass through the porousback cover portion 42. Alternatively, the porousback cover portion 44 may be made of a porous material that allows the air flow (arrow A) to pass through the porous seatback cover portion 42. Theback portion 28 is configured to deform when the occupant is in the ventilated seat. The air flow (arrow A) may be from theinterior 14 of thevehicle 10 into the porousback cover portion 42 of theback portion 28, as shown inFIGS. 1 and 2 . Alternatively, the air flow (arrow A) may be out of the porousback cover portion 42 of theback portion 28 into the interior 14 of thevehicle 10, i.e., in the opposite direction of the air flow (arrow A) shown inFIGS. 1 and 2 . Theseat portion 26 is configured to deform when the occupant is in the ventilatedseat 20. - Referring now to
FIGS. 2-3 , theback portion 28 of the ventilatedseat 20 may include a 3D spacer knit orreticulated foam layer 48, apad layer 50, afoam portion 52, a vent bag orplenum 54, a 3D spacer knit or reticulated form filling 56 disposed inside of theplenum 54, a lumbar or backsuspension 58, and aback panel 60. Thereticulated foam layer 48 may be made of a porous material and may be disposed between the porousback cover portion 44 and thefoam portion 52. Thereticulated form layer 48 may allow the air flow (arrow A) to pass through. Thepad layer 50 may be disposed between the nonporousback cover portion 44 and thefoam portion 52. The porousback cover portion 42, the nonporousback cover portion 44, thereticulated foam layer 48 and thepad layer 50 may be connected to thefoam portion 52 via a trim tie down ortrim fastener 62. - The
foam portion 52 may be connected to theback frame portion 34 of theframe 24 and may form a pass-through hole orchannel 64 configured to allow the air flow (arrow A) to pass through thefoam portion 52. Theplenum 54 may be made of a flexible, nonporous material and may form aplenum opening 66 configured to allow the air flow (arrow A) to pass between thechannel 64 of thefoam portion 52 and the reticulated form filling 56 disposed inside of theplenum 54. The reticulated foam filling 56 may be made of a porous material and may allow the air flow (arrow A) to pass through the reticulated foam filling 56 inside of theplenum 54. Theplenum 54 may also form ablower opening 68 configured to connect to thecylindrical blower 30 and to allow the air flow (arrow A) to pass between the reticulated form filling 56 inside of theplenum 54 and thecylindrical blower 30. Theblower opening 68 may be configured as a channel, extending toward thecylindrical blower 30, as shown. - The lumbar or back
suspension 58 may be attached to theback frame portion 34 of theframe 24 and may be configured to support theplenum 54, thefoam portion 52, thereticulated form layer 48, thepad layer 50, the porousback cover portion 42, and the nonporousback cover portion 44 of the ventilatedseat 20. Theback suspension 58 may be configured to move relative to theback frame portion 34 of theframe 24 when thejounce zone 22 deforms. Theplenum 54 may be disposed between thefoam portion 52 and theback suspension 58, as shown. Alternatively, theplenum 54 may be disposed between thereticulated foam layer 48 and thefoam portion 52. Theback portion 28 of the ventilatedseat 20 may form acavity 69. Thecavity 69 may be at least partially outside of thejounce zone 22. Theback panel 60 may be attached to theback frame portion 34 of theframe 24 and may form avent opening 70 configured to allow the air flow (arrow A) to pass between thecavity 69 of theback portion 28 of the ventilatedseat 20 and the interior 14 of thevehicle 10. Theback portion 28 of the ventilatedseat 20 may include thesurface 71. Thesurface 71 may be formed by theplenum 54 and theback suspension 58, as shown. - Referring now to
FIGS. 4-6 , similar to theback portion 28 of the ventilatedseat 20, theseat portion 26 of the ventilatedseat 20 may include a 3D spacer knit orreticulated foam layer 72, apad layer 74, afoam portion 76, a vent bag orplenum 78, a 3D spacer knit or reticulated form filling 80 disposed inside of theplenum 78, and aseat suspension 82. Thereticulated foam layer 72 may be made of a porous material and may be disposed between the porousseat cover portion 36 and thefoam portion 76. Thereticulated form layer 72 may allow the air flow (arrow A) to pass through. Thepad layer 74 may be disposed between the nonporousseat cover portion 38 and thefoam portion 76. The porousseat cover portion 36, the nonporousseat cover portion 38, thereticulated foam layer 72, and thepad layer 74 may be connected to thefoam portion 76 via the trim tie down ortrim fastener 62. - The
foam portion 76 may be connected to theseat frame portion 32 of theframe 24 and may form a pass through hole orchannel 84 configured to allow the air flow (arrow A) to pass through thefoam portion 76. Theplenum 78 may be made of a flexible, nonporous material and may form aplenum opening 86 configured to allow the air flow (arrow A) to pass between thechannel 84 of thefoam portion 76 and the reticulated form filling 80 disposed inside of theplenum 78. The reticulated foam filling 80 may be made of a porous material and may allow the air flow (arrow A) to pass through the reticulated form filling 80 inside of theplenum 78. Theplenum 78 may also form ablower opening 88 configured to connect to thecylindrical blower 30 and to allow the air flow (arrow A) to pass between the reticulated foam filling 80 inside of theplenum 78 and thecylindrical blower 30. Theblower opening 88 may be configured as a channel, extending toward thecylindrical blower 30, as shown. - The
seat suspension 82 may be attached to theseat frame portion 32 of theframe 24 and may be configured to support theplenum 78, thefoam portion 76, thereticulated form layer 72, thepad layer 74, the porousseat cover portion 36, and the nonporousseat cover portion 38 of the ventilatedseat 20. Theseat suspension 82 may be configured to move relative to theseat frame portion 32 of theframe 24 when thejounce zone 22 deforms. Theplenum 78 may be disposed between thefoam portion 76 and theseat suspension 82, as shown. Alternatively, theplenum 78 may be disposed between thereticulated foam layer 72 and thefoam portion 76. Theseat portion 26 of the ventilatedseat 20 may form acavity 89. Thecavity 89 may be at least partially outside of thejounce zone 22. Theseat portion 26 of the ventilatedseat 20 may have an open bottom 90 allowing the air flow (arrow A) to pass betweenseat portion 26 of the ventilatedseat 20 and the interior 14 of thevehicle 10. Theseat portion 26 of the ventilatedseat 20 may include thesurface 91. Thesurface 91 may be formed by theplenum 78 and theseat suspension 82, as shown. - Referring now to
FIGS. 1-6 , thecylindrical blower 30 is attached to theframe 24 of the ventilatedseat 20. Thecylindrical blower 30 may be attached to one of theback frame portion 34 and theseat frame portion 32 of theframe 24. Thecylindrical blower 30 is operatively connected to one of the porousseat cover portion 36 and the porousback cover portion 42 such that air flows through the respectiveporous cover portion seat 20. Thecylindrical blower 30 may not be attached to theseat suspension 82 or theback suspension 58 of the ventilatedseat 20. Thecylindrical blower 30 may attached to theframe 24 via anisolator 106. - The
jounce zone 22 of the ventilatedseat 20 includes theback jounce zone 108 and theseat jounce zone 110. Theback jounce zone 108 may include and be located behind part or all of the porousback cover portion 42. However, theback jounce zone 108 may not extend in front of theback frame portion 34. Theseat jounce zone 110 may include and be located under all or part of the porousseat cover portion 36. Theseat jounce zone 110 may extend beyond the porousseat cover portion 36. However, theseat jounce zone 110 may not extend above theseat frame portion 32. Theback jounce zone 108 may be the part of theback portion 28 where thesurface 71 of theback portion 28 deforms rearward, in the back jounce zone deformation direction (arrow BJD), 12 mm or more during the dynamic force (arrow F), when the dynamic force (arrow F) is severe. Theseat jounce zone 110 may be the part of theseat portion 26 where thesurface 91 of theseat portion 26 deforms downward, in the seat jounce zone deformation direction (arrow SJD), 12 mm or more during the dynamic force (arrow F), when the dynamic force (arrow F) is severe. - An
outer boundary 112 of theback jounce zone 108 may be located at or within anouter boundary 114 of the porousback cover portion 42. Theouter boundary 112 of theback jounce zone 108 may be located at or within an inner boundary of theback frame portion 34. Theouter boundary 112 of theback jounce zone 108 may be located where thesurface 71 of theback portion 28 deforms rearward 12 mm during the dynamic force (arrow F), when the dynamic force (arrow F) is severe. Anouter boundary 116 of theseat jounce zone 110 may be located at or within anouter boundary 118 of the porousseat cover portion 36. Theouter boundary 116 of theseat jounce zone 110 may be located at or within an inner boundary of theseat frame portion 32. Theouter boundary 116 of theseat jounce zone 110 may be located where thesurface 91 of theseat portion 26 deforms downward 12 mm during the dynamic force (arrow F), when the dynamic force (arrow F) is severe. - The
cylindrical blower 30 is disposed at least partially outside of thejounce zone 22 of the ventilatedseat 20. Alternatively, thecylindrical blower 30 may be disposed fully outside of thejounce zone 22 of the ventilatedseat 20. At least one quarter of thecylindrical blower 30 may be disposed under theseat frame portion 32 or behind theback frame portion 34 of theframe 24. Alternatively, at least one half of thecylindrical blower 30 may be disposed under theseat frame portion 32 or behind theback frame portion 34 of theframe 24. Thecylindrical blower 30 may be disposed partially or fully under the seat bolsterportion 41 of the ventilatedseat 20. Thecylindrical blower 30 may be disposed partially or fully behind the back bolsterportion 45 of the ventilatedseat 20. - The
cylindrical blower 30 may be disposed in one of thecavity 69 of theback portion 28 and thecavity 89 of the seat portion at least partially outside of thejounce zone 22. Thecylindrical blower 30 may be disposed in one of at least four alternative positions in the ventilatedseat 20. InFIGS. 1, 2, and 3 , thecylindrical blower 30 is show in afirst position 31. InFIG. 2 , thecylindrical blower 30 is also shown in asecond portion 33, which could be on either side of the ventilatedseat 20. InFIGS. 1, 4 , and 6, thecylindrical blower 30 is shown in athird position 35. InFIGS. 4 and 5 , thecylindrical blower 30 is shown in afourth position 37, which could be on either side of the ventilatedseat 20. Thecylindrical blower 30 could be disposed in other positions, as appropriate. - The
seat portion 26 and theback portion 28 of the ventilatedseat 20 may not come into contact with thecylindrical blower 30 when thejounce zone 22 deforms. Thecylindrical blower 30 may not move relative to theframe 24 when thejounce zone 22 deforms. Theseat suspension 82 and theback suspension 58 may not come into contact with thecylindrical blower 30 when they move relative to theframe 24 when thejounce zone 22 deforms. - Referring again to
FIGS. 2 and 3 , thecylindrical blower 30 includes animpeller 92 having an axis ofrotation 94 and ahousing 96 having anintake port 98 and anexhaust port 100. Thecylindrical blower 30 has alength 102 parallel to the axis ofrotation 94 of theimpeller 92 and adiameter 104 perpendicular to the axis ofrotation 94 of theimpeller 92. Thelength 102 of thecylindrical blower 30 may be at least twice thediameter 104 of thecylindrical blower 30. Alternatively, thelength 102 of thecylindrical blower 30 may be at least four times thediameter 104 of thecylindrical blower 30. In other embodiments, thelength 102 of thecylindrical blower 30 may be at least six or eight times thediameter 104 of thecylindrical blower 30. - The
impeller 92 of thecylindrical blower 30 may be one of a centrifugal fan impeller, as shown, a brush impeller (not shown), similar to a vacuum cleaner beater bar, a scroll impeller (not shown), a twin roots type impeller (not shown), and a twin screw impeller (not shown), as understood by those skilled in the art. Any other suitable fan, blower, or compressor impeller may be used as appropriate. Thecylindrical blower 30 may be a roots blower (not shown), having a pair of closely fitting, meshing, lobed cylinders in a closely fitting housing, or any other suitable fan, blower, or compressor, as understood by those skilled in the art. Thecylindrical blower 30 may have a cross-section in a plane normal to the axis ofrotation 94. A periphery of the cross-section of thecylindrical blower 30 may be one of a round, an oval, and an oblong shape. - While the best modes for carrying out the many aspects of the present teachings have been described in detail, those familiar with the art to which these teachings relate will recognize various alternative aspects for practicing the present teachings that are within the scope of the appended claims.
Claims (20)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US15/097,426 US9789796B1 (en) | 2016-04-13 | 2016-04-13 | Seat with a cylindrical ventilation fan |
CN201710197973.2A CN107280311A (en) | 2016-04-13 | 2017-03-29 | Seat with tubular draught fan |
DE102017107478.3A DE102017107478A1 (en) | 2016-04-13 | 2017-04-06 | SEAT WITH A CYLINDRICAL FAN |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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US15/097,426 US9789796B1 (en) | 2016-04-13 | 2016-04-13 | Seat with a cylindrical ventilation fan |
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US9789796B1 US9789796B1 (en) | 2017-10-17 |
US20170297464A1 true US20170297464A1 (en) | 2017-10-19 |
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US15/097,426 Expired - Fee Related US9789796B1 (en) | 2016-04-13 | 2016-04-13 | Seat with a cylindrical ventilation fan |
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CN (1) | CN107280311A (en) |
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Cited By (1)
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US11040642B2 (en) * | 2016-10-24 | 2021-06-22 | Denso Corporation | Ventilation sheet and seat air conditioner |
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JP6434846B2 (en) * | 2015-03-31 | 2018-12-05 | 株式会社タチエス | Vehicle seat |
US10549662B2 (en) * | 2016-12-22 | 2020-02-04 | GM Global Technology Operations LLC | Climate control system and method for heating and cooling a seat of a vehicle based on an occupant pressure distribution, and a method of manufacturing a seat climate control system |
US10682935B2 (en) * | 2017-11-03 | 2020-06-16 | GM Global Technology Operations LLC | Cover panel for vehicle seat with invisible tie-down |
CN108814656A (en) * | 2018-04-20 | 2018-11-16 | 付静 | A kind of obstetrics and gynecology department amniocentesis positioning device |
US10919422B2 (en) | 2019-02-27 | 2021-02-16 | Faurecia Automotive Seating, Llc | Ventilated seat |
US20220314851A1 (en) * | 2021-03-31 | 2022-10-06 | Lear Corporation | Seat support |
CN115352335B (en) * | 2022-09-14 | 2023-07-18 | 广州吉中汽车内饰系统有限公司 | Automobile seat cushion assembly |
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Also Published As
Publication number | Publication date |
---|---|
US9789796B1 (en) | 2017-10-17 |
CN107280311A (en) | 2017-10-24 |
DE102017107478A1 (en) | 2017-10-19 |
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