WO2023047299A1 - Siège doté d'un accessoire pouvant être installé a posteriori - Google Patents

Siège doté d'un accessoire pouvant être installé a posteriori Download PDF

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Publication number
WO2023047299A1
WO2023047299A1 PCT/IB2022/058919 IB2022058919W WO2023047299A1 WO 2023047299 A1 WO2023047299 A1 WO 2023047299A1 IB 2022058919 W IB2022058919 W IB 2022058919W WO 2023047299 A1 WO2023047299 A1 WO 2023047299A1
Authority
WO
WIPO (PCT)
Prior art keywords
seat
add
designed
elements
component
Prior art date
Application number
PCT/IB2022/058919
Other languages
German (de)
English (en)
Inventor
Thomas Dillinger
Original Assignee
Adient Us Llc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE102021214905.7A external-priority patent/DE102021214905A1/de
Application filed by Adient Us Llc filed Critical Adient Us Llc
Publication of WO2023047299A1 publication Critical patent/WO2023047299A1/fr

Links

Classifications

    • 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
    • B60N2/58—Seat coverings
    • B60N2/5816—Seat coverings attachments thereof
    • B60N2/5875—Seat coverings attachments thereof by adhesion, e.g. gluing
    • 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
    • B60N2/58—Seat coverings
    • B60N2/5816—Seat coverings attachments thereof
    • B60N2/5825—Seat coverings attachments thereof by hooks, staples, clips, snap fasteners or the like
    • 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
    • B60N2/58—Seat coverings
    • B60N2/5891—Seat coverings characterised by the manufacturing process; manufacturing seat coverings not otherwise provided for
    • 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
    • B60N2/7017—Upholstery springs ; Upholstery characterised by the manufacturing process; manufacturing upholstery or upholstery springs not otherwise provided for

Definitions

  • the invention relates to a seat, in particular a vehicle seat, comprising at least one seat component, such as a backrest or a seat part, and a retrofittable add-on element that can be detachably arranged on the seat.
  • a seat component such as a backrest or a seat part
  • a retrofittable add-on element that can be detachably arranged on the seat.
  • Seats in particular vehicle seats, are known which are formed as lightweight seats from foam parts with several foam layers of different hardness and/or density.
  • foam part for a vehicle seat is known, for example, from WO 2014/106592 A1.
  • the object of the present invention is to specify a seat with a particularly variable seat component that is improved in terms of installation space, weight and thickness.
  • the seat according to the invention in particular a vehicle seat, comprises at least one seat component, which is designed as a three-dimensional shaped body, a retrofittable add-on element and at least one connection arrangement for subsequent attachment of the retrofittable add-on element to the seat component, the shaped body is designed as an embossed fleece molded body and comprises at least one receiving channel, wherein the retrofittable add-on element can be subsequently connected or is detachably connected to the embossed fleece molded body along the receiving channel by means of the at least one connection arrangement.
  • a receiving channel is understood to mean, in particular, a receiving recess which extends essentially longitudinally and has different geometries and dimensions for the connection arrangement.
  • the receiving recess can be designed as a channel, a groove, a recess or an inner and externally accessible channel or the like.
  • An externally accessible receiving channel is understood to mean, in particular, a channel that is formed on one of the surface sides, for example the upper side or the lower side, of the seat component and is accessible from the outside.
  • the receiving channel can be designed to be open to the outside.
  • a passage can be provided.
  • the receiving channel is preferably formed on that surface side of the seat component which forms a useful surface, in particular a seat surface or leaning surface of the seat.
  • a retrofittable add-on element is understood to mean, in particular, an expansion of the seat component of the seat, which is in particular universally manufactured.
  • the retrofittable add-on element is in particular a modular unit, such as an equipment extension of the seat, for example a seat mat, a padded mat, seat heating, seat ventilation, a seat massage unit or the like, with this modular unit being prefabricated and subsequently arranged and attached to the seat component.
  • an equipment extension of the seat for example a seat mat, a padded mat, seat heating, seat ventilation, a seat massage unit or the like, with this modular unit being prefabricated and subsequently arranged and attached to the seat component.
  • it can also be connected electrically or electromagnetically to the seat component or be coupled or coupled to another unit of the seat component or the seat.
  • thermoforming process for producing the seat component as a three-dimensionally shaped molded body in particular an embossed fleece molded body or an embossed fleece shell (also called soft shell or soft shell), and optional foam injection processes, for example a foam back injection process or a foam encapsulation process, make this possible in a simple way subsequent addition of enhancements to a universally manufactured seat component for improved comfort, improved styling, and/or for other functional shapes of the seat component.
  • embossed fleece molded body or an embossed fleece shell also called soft shell or soft shell
  • optional foam injection processes for example a foam back injection process or a foam encapsulation process
  • grooves are used in the embossed nonwoven body to allow airflow and wick away moisture.
  • the grooves also indicate to the end user the location on the seat component at which the extension itself can be retrofitted or a connection assembly (also known as attachment) for the extension can be retrofitted first and then the extension can be attached to the retrofitted connection assembly.
  • the end user receives, for example, a set, in particular a retrofit set, for a subsequent, in particular variable, connection arrangement which comprises, for example, an adhesive, in particular a textile adhesive, and a strip, in particular a textile strip (e.g. a bow or velor), which he for example on a seat surface or useful surface of the seat component, for example a grooved seat surface or grooved backrest surface.
  • the extension in particular the add-on element that can be retrofitted (also called an attachment) can be placed on the seat and the seat component and fastened in a detachable manner, for example by means of a Velcro fastener (mushroom and velor) between the extension or add-on element and the seat component.
  • the add-on element also called an extension
  • the seat can be used again as a universal seat after removing the add-on element.
  • a double hook (also clipping a double hook) can be provided for the subsequent connection of add-on element and seat component (also called “add-on function”).
  • add-on element and seat component also called “add-on function”.
  • One side of the double hook can be detachably coupled to the add-on element and the other side of the double hook can be detachably coupled to the seat component, in particular an embossed fleece molded body and optionally with a back-injected or encapsulated embossed fleece molded body.
  • connection arrangement can have, for example, at least one fastening element assigned to the seat component and a counter-fastening element assigned to the add-on element that can be retrofitted.
  • the fastening element can be arranged in a stationary manner or can be arranged in the receiving channel.
  • the counter-fastening element can, for example, be releasably connectable to the fastening element in order to subsequently connect the add-on element to the seat component along the receiving channel.
  • the receiving channel can be formed, for example, as an elongate indentation or receiving recess, for example a groove, a groove, a surface channel or the like.
  • At least one strip-shaped element in particular a fastening strip, velor strip or textile strip, for example, can be or be subsequently placed on the seat component and firmly bonded to the seat component as at least one fastening element.
  • the receiving channel can alternatively or additionally be designed as an inner receiving channel, which is designed as a channel open to the outside and accessible from the outside.
  • the inner receiving channel can be closed, for example, by means of a cover.
  • the inner receiving channel can be covered on the outside by means of overlapping lips. This means that the universal seat component can be used without an add-on element. The cover protects the inner receiving channel from contamination when the add-on element is not attached.
  • the add-on part and the seat component can be blocked or limited with respect to movements relative to one another in the vertical direction.
  • the add-on part and the seat component can be detachably coupled to one another by means of the connection arrangement, in particular can be detachably clamped or latched to one another.
  • the attachment can be positively hooked downwards and in the direction of the seat component with the latter.
  • connection arrangement can comprise at least one connection element assigned to the seat component and at least one connection element assigned to the add-on element.
  • the connecting elements can be or can be detachably connected to one another by means of at least one, in particular separate, fixing unit.
  • the fixing unit comprises, for example, at least two fixing ends and a web connecting the fixing ends.
  • the fixing ends each have, for example, a hook element and/or a clamping element.
  • the fixing unit can be releasably fixed to a corresponding connecting element in each case by means of the fixing ends.
  • the fuser is formed, for example, as a double hook or a double clamp and can be detachably coupled at each of its ends to one of the connecting elements.
  • the fixing unit is designed for the detachable connection of two components, in particular two separate components (retrofittable add-on element and seat component) of the seat.
  • the fixing unit is set up in such a way that, in the assembled state, it releasably connects the two components to one another to prevent them from slipping.
  • the fixing unit has a predetermined tensile force.
  • the fixing ends can be of the same design and each have a hook element or a clamping element.
  • the fixing ends can be designed differently, with one fixing end having a hook element and the other fixing end having a clamping element.
  • the fixing unit can be easily mass-produced.
  • the web is formed from a first material.
  • the fixation ends can be formed from the same material or a second material.
  • the fixing ends are each attached to one end of the web, for example injected or glued on.
  • the web and the fixing ends are designed in one piece.
  • the fixing unit is a one-piece injection molded part.
  • the fixing ends can be connected to the web in a force-fitting, material-fitting and/or form-fitting manner.
  • the fixing unit is designed as a double fixing element and can be releasably connected or connected on both sides with a corresponding connecting element.
  • the fixing ends are arranged opposite one another in the longitudinal extension of the web.
  • the fixing unit can be aligned or used depending on its design, whether with the same fixing ends or different fixing ends, and depending on the design and/or arrangement of the connecting elements.
  • the web is formed from a plastic material or a textile material, for example.
  • the web is dimensionally stable.
  • the web can also be flexible.
  • the web fixes both fixing ends to each other and withstands tensile forces.
  • the fixing ends, in particular its hook element and/or clamping element, are formed, for example, from the same plastic material or from different plastic materials.
  • the fixing ends are designed to be reversibly flexible, for example.
  • the fixing ends are designed to be dimensionally stable, for example.
  • the fixing ends are of the same or different strength and/or flexible design.
  • the fixing ends can have different strengths and/or elasticity.
  • a fixation end is assignable or assigned to the seat component. This fixing end has, for example, greater strength. This ensures a higher connection force.
  • a fixing end that can be assigned or is assigned to the add-on element has, for example, greater flexibility.
  • the add-on element or different add-on elements can be detachably connected to the fixing unit in a simple manner.
  • An exchange of add-on elements is simplified.
  • the web can be designed as a sewable area.
  • the fixing unit includes an additional connection area for attaching a further seat element, for example a further seat component and/or a further add-on element, in particular a further seat layer, for example in the form of a seat cushion or seat cover.
  • connection arrangement in a first embodiment, it comprises two connection elements, in particular two clips or two clamps, which can be releasably connected to one another by means of a fixing unit which is designed as a double fixing unit.
  • One of the connecting elements can be assigned or is assigned to a seat component of a seat.
  • the other connecting element can be assigned or is assigned to an add-on element of the seat.
  • the fixing unit has two fixing ends, each of which can be releasably connected to one of the connecting elements.
  • the fixing unit has a hook element in the longitudinal extension at each of its fixing ends, to which one of the corresponding connecting elements, in particular a clip, a tab or a clamp, can be fixed in a form-fitting and/or force-fitting manner, in particular by means of clamping, for example clip-like or clip-like.
  • the connection arrangement is designed as a double lock.
  • the fixing unit is designed as a double hook, with a hook being provided at each end of the fixing unit, on which one of the connecting elements, in particular the clip, the tab or the clip, can be releasably fixed.
  • connection arrangement in a second embodiment, it comprises two connection elements that are designed differently, one of the connection elements being assignable or assigned to the seat component and another connecting element being assignable or assigned to the add-on element.
  • a first connecting element is a clip, clamp or strap, in particular a clamping element, educated.
  • a second connecting element is designed, for example, as a hook element, for example in the form of a latching lug or a latching hook.
  • the connecting elements can be releasably connected or connected to one another by means of a fixing unit, the fixing unit comprising two fixing ends and a web connecting the fixing ends.
  • the fixing ends are designed differently and corresponding to the connecting elements.
  • One of the fixing ends includes a hook member and the other fixing end includes a clip member.
  • the clamping element is designed, for example, as a lug, clip, bracket or clamp.
  • the hook element is, for example, a latching hook or a latching lug.
  • a corresponding connecting element can be fixed or fixed in a detachable manner on each of the fixing ends.
  • the connecting element designed as a clamping element can be assigned or is assigned to the hook element of the fixing unit.
  • the connecting element designed as a hook element can be assigned or is assigned to the clamping element of the fixing unit.
  • the connecting elements are designed to correspond to the fixing ends or vice versa.
  • the connecting elements are of the same or different strength and/or flexible design.
  • the connecting elements can have different strengths and/or elasticity.
  • one of the connecting elements is assignable or assigned to the seat component.
  • This connecting element has, for example, greater strength. This ensures a higher connection force.
  • a connecting element that can be assigned or is assigned to the add-on element has, for example, greater flexibility. This allows the add-on element or different add-on elements in a simpler Way to be releasably connected to the fuser. An exchange of add-on elements is thus simplified.
  • the add-on element is, for example, an upholstery element, a cover element and/or a functional element.
  • the add-on element is what is known as an add-on part, which can be or is additionally fastened to a seat component of the seat to increase comfort and/or to enhance the appearance of the seat.
  • the add-on element comprises, for example, a ventilation device, a heating device and/or a mass device.
  • the connecting elements are in particular separate connecting elements, in particular separate clips, straps or brackets or hook elements.
  • the connecting elements are each designed as a connecting insert, for example.
  • one of the connecting elements is designed as a connecting insert held in a form-fitting and/or force-fitting manner in a seat component.
  • the other connecting element is designed as a connecting insert held in a form-fitting and/or force-fitting manner in an add-on element.
  • the respective connecting element is embedded in the seat component and/or in the add-on element, in particular foamed.
  • connection arrangement comprises a fastening element that can be variably applied and a counter-fastening element.
  • the fastening element comprises, for example, an adhesive, in particular a textile adhesive, and a textile strip, in particular a strip of loops and/or Velcro loops or velor.
  • the counter-fastening element comprises, for example, a Velcro strip, in particular a strip of Velcro hooks or Velcro heads.
  • an adhesive in particular a textile adhesive, for example, is introduced as a variably applicable fastening element into grooves or grooves of a grooved surface of a seat component, for example the backrest or the seat part, and textile strips or velor strips are laid along the adhesive in order to to be attached to the seat component by means of a material connection.
  • the add-on element which is provided on the underside with counter-fastening elements corresponding to the textile strip or velor strip, for example a Velcro strip, can be releasably attached to the seat.
  • the add-on element and the seat component are detachably connected to one another by means of the connection arrangement of the first embodiment or the second embodiment.
  • the add-on element is releasably connected to the seat component by means of a plurality of connection arrangements.
  • connection arrangements for coupling the retrofittable add-on element and the seat component can also be provided.
  • the connection arrangements are preferably of the same design along a receiving channel.
  • an add-on element that can be retrofitted can be fastened in a simple manner to the seat, in particular to one of the seat components of the seat.
  • a first connecting element of the connecting arrangement is pre-fixed to the seat component, for example to the backrest and/or to the seat part.
  • a second connecting element is pre-fixed to the add-on element.
  • the fixing unit When the add-on element is installed on the seat component, the fixing unit is arranged between the connecting elements and fixes them to one another in a detachable manner. In a pre-assembly state, the fixing unit is pre-fixed, for example with one of its fixing ends, to one of the connecting elements. To connect the two connecting elements, in particular the add-on element to the seat component, the free fixing end can be accommodated in the free connecting element.
  • a further development of the invention provides that a layer, for example an intermediate layer or outer layer, in particular a reference layer or a further add-on layer or a further padding layer, can be or is pre-fixed by means of a seam on the web of the fixing unit.
  • the layer can also be attached to the fusing unit as a retrofit element.
  • the outer layer is arranged between them.
  • the fixing unit comprises three connection areas, consisting of two fixing ends and the web.
  • the layer can, for example, comprise at least one functional element, for example a heating element, ventilation element and/or a massage element.
  • the layer can be provided laterally with a pocket and/or a mobile phone holder.
  • the or the connecting element / s of the connection arrangement can or can during the manufacture of the seat, in particular the respective seat component and/or the add-on element integrated into the seat and/or in the add-on element, for example embedded, foamed, attached, glued.
  • the connecting element/fastening element or the connecting elements/fastening elements are inserted, in particular embedded, foamed, sewn or glued into the seat, in particular in an area of at least one groove or groove of the seat provided for ventilation and/or lighting .
  • the connecting element/counter-fastening element or the connecting elements/counter-fastening elements are placed, in particular embedded, foamed, glued or sewn on, in particular on an underside of the add-on element, for example in an area of at least one groove or channel.
  • grooves or grooves indicate to an end user the locations at which the various elements, such as the connecting element and fixing unit or fastening element and counter-fastening element of the respective connection arrangement, are arranged or are to be attached.
  • the seat component can be a conventional backrest or a conventional seat part, each of which is formed from a seat shell as a molded body with a supporting structure or a foam body as a molded body with a supporting structure.
  • the seat component can comprise a molded body which is formed, for example, from at least two thermally consolidated and three-dimensionally shaped, in particular three-dimensionally thermoformed, fleece elements, between which a foam material or foamable material is injected.
  • the foam material foams a hollow space or intermediate space formed between the nonwoven elements, in particular thermoformed, preassembled or prefixed ones, and connects form-fitting and/or cohesive with the fleece elements.
  • the molded body for the seat component formed from the two thermally bonded and three-dimensionally shaped, in particular pre-bonded and pre-shaped, fleece elements and foamed on the inside, enables a one-piece and three-dimensionally thermo-bonded and thermo-formed seat shell.
  • Such a one-piece, three-dimensionally thermoformed and thermoformed seat shell made of the two fleece elements and the foamed cavity or intermediate space is highly rigid, thin and particularly light and has good seating comfort.
  • Such a one-piece, three-dimensionally thermosolidified and thermoformed molded body serves as a seat shell and support shell of the seat and is also referred to as a soft seat shell. Additional padding is not required.
  • the seat component comprises a molded body made of a thermally bonded and three-dimensionally shaped fleece element, which is back-injected with a foam material or a foamable material, for example.
  • a molded body also called an embossed molded body or a pressure-formed molded body
  • the seat component made from just one thermally strengthened, thermoformed and foam-backed nonwoven element enables a one-piece, three-dimensional, thermoformed and thermoformed seat shell that can be mounted on a supporting seat structure.
  • thermobonded and thermoformed nonwoven element can form the seat surface of the respective seat component of the seat.
  • a backrest has a thermally overstrengthened and thermoformed fleece element on both sides, both to the front and to the rear.
  • the forward-facing fleece element serves as a support surface for the back of a seat occupant.
  • the rearward fleece member serves as a backrest cover toward the rear, for example toward a rear row seat or a rear seat.
  • a seat part of the For example, the seat has a thermobonded and thermoformed fleece element only in the direction of the seat occupant. In the direction of the vehicle floor, the fleece element is back-foamed with foam material.
  • the seat in particular a vehicle seat, can include a backrest as a seat component.
  • the seat can also include a seat part as a seat component.
  • the backrest can be attached to the seat part.
  • the backrest can be attached to the seat part in a pivotable manner, in particular by means of at least one fitting, in particular a rotary fitting or a locking fitting.
  • the thermally bonded and three-dimensionally shaped fleece elements and/or the further thermally bonded and three-dimensionally shaped fleece element are formed in particular from a synthetic fiber material, in particular from polyester fibers.
  • the nonwoven elements may comprise polypropylene fibers.
  • the fleece elements can be formed from the same synthetic fiber material. Alternatively, these fleece elements can be formed from different synthetic fiber materials.
  • the non-woven elements can have different strengths and/or densities. In particular, the fleece elements can be designed differently at least in regions, in particular have a different density and/or strength.
  • the respective fleece element can have a grammage of 400 grams to 1,200 grams per square meter, in particular a grammage of 900 grams per square meter.
  • the respective fleece element preferably has a grammage of 850 grams per square meter to 950 grams per square meter.
  • the respective thermally consolidated and three-dimensionally shaped and foam-filled or back-foamed molding is also referred to as thermo-solidified and thermoformed, in particular 3D-shaped, seat shell, in particular 3D-shaped thermo-plastic seat shell or 3D-shaped thermo-fleece shell.
  • the shaped body can be formed, for example, only from the thermally consolidated and three-dimensionally shaped and foamed or back-foamed seat shell.
  • the shaped body can be formed, for example, from the thermally consolidated and three-dimensionally shaped and foamed or back-foamed seat shell and the additional thermally consolidated and three-dimensionally shaped upholstery body, in particular an upholstery shell.
  • the seat shell and the upholstered body have three-dimensional shapes that correspond to one another, so that the upholstered body is arranged and fixed in a form-fitting manner on the seat shell in the assembled state.
  • the respective seat component can include a supporting seat structure.
  • the supporting seat structure can be foamed into the foam material between the two fleece elements of the molded body.
  • the two fleece elements can be arranged on the supporting seat structure and mounted in such a way that they serve as injection-molded shells between which a cavity or space is formed into which the foam material or a foamable material can be injected to form a foam body.
  • a molded body includes an injected seat structure.
  • the shaped body in particular the thermally consolidated and three-dimensionally shaped and back-foamed seat shell, can be mounted on the seat structure.
  • Such a molded body as described above and a seat component made of such a molded body can be produced in a particularly light, simple and cost-effective manner. In addition, sewing steps can be avoided. A datum is not required.
  • Such a seat shell can be produced universally for many applications.
  • the seat can be customized by means of add-on elements to be subsequently attached and fastened to the seat shell. ments made possible.
  • the add-on elements can be easily and quickly detachably fixed to the seat, for example, by means of the connection arrangement according to the invention.
  • Fastening elements in particular fastening strips, Velcro, adhesives, hook elements, etc.
  • the add-on element such as a comfort cushion, in particular an upholstered cushion, a heating element, in particular a heating mat, a Bag, a shelf, in particular a mobile phone shelf optionally with a wireless charging function, and/or wireless ambient lighting, in particular subsequently and alternatively or in addition to the connection arrangement described above with a clamp connection on the shaped body.
  • Figure 1 shows a schematic perspective view of a seat comprising two seat components
  • Figure 2 shows a further perspective, partially transparent view of the seat, comprising two seat components
  • Figure 3 is a schematic perspective view of the seat, comprising two seat components
  • FIG. 4 shows a schematic flowchart for attaching a retrofittable add-on element to a seat component, in particular a seat, by means of a first embodiment of a connection arrangement
  • FIG. 5 shows a schematic flowchart for attaching at least two add-on elements, in particular two further molded bodies, to the seat components of a seat
  • FIG. 6 shows a schematic flowchart for attaching an add-on element to a seat component, in particular a seat, by means of a second embodiment of a connection arrangement
  • FIG. 7 is a schematic perspective view of a supporting seat structure for a seat
  • FIG. 8A schematically shows a third embodiment of a connection arrangement between the add-on element and the seat component
  • FIG. 8B schematically shows a fourth embodiment of a connection arrangement between the add-on element and the seat component.
  • a seat 10 shown schematically in FIG. 1, in particular a vehicle seat, is described below using three spatial directions running perpendicular to one another.
  • a longitudinal direction x runs largely horizontally and preferably parallel to a longitudinal direction of the vehicle, which corresponds to the usual direction of travel of the vehicle.
  • a transverse direction y running perpendicularly to the longitudinal direction x is likewise aligned horizontally in the vehicle and runs parallel to a vehicle transverse direction.
  • a vertical direction z runs perpendicular to the longitudinal direction x and perpendicular to the transverse direction y.
  • the vertical direction z preferably runs parallel to a vertical axis of the vehicle.
  • the position and direction information used refers to a viewing direction of an occupant sitting in the seat 10 in a normal sitting position, with the seat 10 installed in the vehicle, in a usage position suitable for passenger transport with the backrest 3 and upright oriented in the direction of travel as usual.
  • the seat 10 can also be installed or moved in a different orientation, for example transversely to the direction of travel.
  • the seat 10 comprises two seat components 1 , 2 which each comprise a molded body 5 .
  • a first seat component 1 is designed, for example, as a conventional backrest 3 of the seat 10 .
  • a second seat component 2 is designed, for example, as a conventional seat part 4 of the seat 10 .
  • the backrest 3 can be designed with an integrated headrest 6 .
  • the headrest 6 is then part of the first seat component 1 and its shaped body 5, in particular a seat shell or a seat cushion.
  • the headrest 6 can be designed separately and mounted on the backrest 3 (not shown).
  • the respective seat component 1, 2 is designed as a molded body 5, in particular as a one-piece, thermally consolidated and three-dimensionally shaped, in particular thermoformed, molded body 5 (also called embossed fleece molded body or compression molded fleece molded body).
  • An embossed nonwoven molded body or pressure-formed nonwoven molded body is in particular a thermal embossing or thermal pressure-formed body.
  • the respective shaped body 5 has a three-dimensional, ergonomic shape that is adapted in particular to a contour of a user of the seat 10 .
  • a surface of the shaped body 5 pointing in the direction of the seat occupant is ergonomically shaped.
  • the backrest 3 can be attached to the seat part 4 .
  • the backrest 3 can be pivotally attached to the seat part 4 .
  • FIG. 2 shows the seat 10 schematically in a further perspective, partially transparent view.
  • the seat part 4 is shaped as a thin seat shell, in particular thermally strengthened and shaped three-dimensionally, in particular 3D thermoformed.
  • the thin seat shell is designed as an embossed nonwoven molded body or a pressure-formed nonwoven molded body.
  • the seat part 4 is designed in the form of a shell.
  • the seat part 4 has a thin, solid seat base part 4.1, which is surrounded at least in regions, in particular laterally or circumferentially, by a seat part edge 4.2.
  • the backrest 3 is shaped as a thin seat shell, in particular thermally strengthened and three-dimensionally shaped, in particular 3D thermoformed.
  • the thin seat shell is designed as an embossed nonwoven molded body or a pressure-formed nonwoven molded body.
  • the backrest 3 is shell-shaped.
  • the backrest 3 has a thin, solid backrest base part 3.1, which is surrounded at least in certain areas, in particular laterally, by a backrest part edge 3.2.
  • FIG. 3 schematically shows a further perspective view of the seat 10 with the backrest 3 and the seat part 4.
  • the edge of the seat part 4.2 is circumferential.
  • FIG. 4 schematically shows a flowchart for the detachable attachment of an add-on element 14 that can be retrofitted, for example on the seat part 4, which is attached to a seat surface structure part 7.2 of a seat structure 7.
  • a first embodiment of a connection arrangement 100 (referred to below as the first connection arrangement 100) is provided for the detachable attachment of the add-on element 14 to the seat part 4 .
  • the seat part 4 can be movably arranged as a movable seat part 4 on a rail system 9 .
  • a further add-on element 14 can alternatively or additionally be detachably fastened to the backrest 3 .
  • At least one of the first connection arrangements 100 is provided for the detachable attachment of the add-on element 14 to the seat 10 .
  • the detachable connection is described below using the example of the connection of the retrofittable add-on element 14 to the seat part 4; it applies analogously to the connection of an add-on element 14 to another seat component 2, for example the backrest 3.
  • the first connection arrangement 100 comprises corresponding fastening elements 15, in particular an adhesive 15.1 and strip-shaped elements 15.2, in particular a textile strip or velor strip that can be fastened with an adhesive strip, and counter-fastening elements 16, in particular Velcro strips and/or Velcro elements.
  • the fastening elements 15, for example a textile strip and/or the adhesive 15.1 are attached to the shaped body 5 of the second seat component 2, in particular the seat part 4, in particular the seat base part 4.1, attached, in particular glued.
  • the first connection arrangement 100 is a retrofit set which is designed for subsequent attachment to an existing seat 10 .
  • the molded body 5 is designed as an embossed fleece molded body or pressure-formed fleece molded body.
  • the shaped body 5 comprises at least one receiving channel 5.0.
  • the receiving channel 5.0 can be designed, for example, as a receiving recess, in particular a surface channel, a groove, a surface channel or an elongate depression.
  • the shaped body 5 can comprise a plurality of receiving channels 5.0 which merge into one another and form a closed circuit, for example.
  • the shaped body 5 can have separate receiving channels 5.0, which run, for example, longitudinally and/or transversely and/or crosswise.
  • Figure 4 shows two longitudinal receiving channels 5.0 in the shaped body 5.
  • the respective fastening element 15 can be arranged in a stationary manner in the receiving channel 5.0 or can be arranged.
  • the counter-fastening element 16 can be releasably connected to the fastening element 15 in order to retrofit the attachment element 14 along the receiving channel 5.0 or the To connect recording channels 5.0 with the seat component 1 or 2.
  • the retrofittable add-on element 14 is in particular a modular and separate unit, such as an equipment extension of the seat 10, for example a seat mat, a padded mat, seat heating, seat ventilation, a seat massage unit or the like.
  • This modular unit is prefabricated and can be subsequently arranged and fastened to the seat component 1 or 2 .
  • add-on element 14 can also be coupled or coupled electrically or electromagnetically to the seat component 1 or 2 or to another unit of the seat component 1 or 2 or the seat 10 .
  • the add-on element 14 is, for example, a decorative element, a cushion element, a heating pad or the like.
  • the add-on element 14 can be detachably fastened to the seat 10 by means of the first connection arrangement 100 .
  • the add-on element 14 has counter-fastening elements 16 corresponding to the fastening elements 15 on its underside.
  • the fastening elements 15 can be variably fastened to the respective seat component 1 and/or 2 .
  • the adhesive 15.1 in particular a textile adhesive
  • the fastening elements 15 in the form of strips, in particular in the grooves 15.3 or grooves, for example. formed receiving channels 5.0, a grooved surface of the respective seat component 1 and/or 2 is introduced and the strip-shaped element 15.2 is laid, for example as a textile strip, in particular a loop strip and/or Velcro loop strip or velor strip, along the adhesive 15.1 in order to be bonded to the seat component 1 and /or 2 to be fixed.
  • the add-on element 14 which is provided on the underside with counter-fastening elements 16 corresponding to the strip-shaped elements 15.2, for example a Velcro strip, can be releasably attached to the seat 10.
  • the grooves 15.3 show an end user the locations where the various elements of the first connection arrangement 100, such as the fastening elements 15, are arranged and where the add-on element 14 can be attached.
  • the grooves 15.3 can be used twice, for example.
  • the grooves 15.3 can also be used for ventilation and/or lighting of the relevant seat component 1 or 2, in particular the backrest 3 or the seat part 4.
  • Figure 5 shows a schematic of a flowchart for attaching two add-on elements 14 to the seat 10, in particular by means of the first embodiment of the first connection arrangement 100 with fastening elements 15, for example textile strips or velor strips glued to the seat 10, and counter-fastening elements 16, for example Velcro strips attached to the add-on element 14 a Velcro fastener, for example strips of Velcro hooks or Velcro heads, or by means of a clamp-hook connection.
  • fastening elements for example textile strips or velor strips glued to the seat 10
  • counter-fastening elements 16 for example Velcro strips attached to the add-on element 14 a Velcro fastener, for example strips of Velcro hooks or Velcro heads, or by means of a clamp-hook connection.
  • Figure 6 shows the second connection arrangement 101 for the detachable connection of the add-on element 14 to the seat 10.
  • the second connection arrangement 101 comprises two connection elements 17, in particular two clips or two clamps, and a fixing unit 18 for the detachable connection of the two connection elements 17.
  • the attachment element 14 and the shaped body 5 of the seat 10, in particular one of the seat components 1 or 2 can be detachably connected to one another by means of the fixing unit 18, which is designed, for example, as a double fixing unit.
  • the fixing unit 18 has two fixing ends 18.1, each of which can be detachably connected to one of the connecting elements 17.
  • the fixing unit 18 has a hook element, a clamp element or, as shown by way of example, a counter-clamping element 18.2 with barbs in the longitudinal extension at its fixing ends 18.1, on which one of the corresponding connecting elements 17 is positively and/or non-positively connected, in particular by means of clamping, for example clip-like or clip-like, can be fixed.
  • the second connection arrangement 101 is designed as a double lock.
  • the hook elements or counter-clamping elements 18.2 are firmly connected to one another by means of a web 18.3.
  • the connecting elements 17 are in particular separate connecting elements 17, in particular separate clips, tabs or brackets.
  • the connecting elements 17 are each designed as a connecting insert, for example.
  • a first connecting element 17.1 is designed as a connecting insert held positively and/or non-positively in the shaped body 5, in particular in the receiving channel 5.0, of one of the seat components 1 or 2.
  • the receiving channel 5.0 of the second connection arrangement 101 is designed as an inner channel.
  • the inner channel is open to the outside and accessible from the outside.
  • the end of the receiving channel 5.0 which is still open at the top, can be closed or covered when not in use, ie when no add-on element 14 is attached to the shaped body 5, optionally by means of a cover 5.2, for example cover lips.
  • the first connecting element 17.1 is foamed in the molded body 5 or in a foam body, which is formed between two fleece elements, or in a foam layer of a fleece element back-injected with foam material.
  • a groove 15.3 is introduced into the shaped body 5 as a receiving channel 5.0.
  • the groove 15.3 serves, for example, to ventilate and/or illuminate the relevant seat component 1 or 2.
  • the groove 15.3 serves to accommodate the first connecting element 17.1 designed as a connecting insert.
  • the first connecting element 17.1 has a foot area 17.1.1, which is embedded, in particular foamed, in the molded body 5.
  • a clamp or a clamping element 17.1.2 protrudes from the foot area 17.1.1 and into the groove 15.3, the receiving channel 5.0.
  • one of the hook elements or counter-clamping elements 18.2 of the fixing unit 18 is form-fitting and/or force-fitting, in particular releasably clamped, held in the clamp or the clamping element 17.1 .2, for example a butterfly clamp, as shown in FIG.
  • the foot area 17.1.1 can be designed as a double foot.
  • a lower foot end 17.1.1.1 is formed in the molded body 5, in particular injected or encapsulated.
  • An upper foot end 17.1.1.2 is connected to the shaped body 5 in the receiving channel 5.0 by means of a form-fit connection and/or force-fit connection.
  • the shaped body 5 can additionally be provided with a layer 5.1, for example in the form of an intermediate layer or outer layer, in particular a reference layer.
  • the layer 5.1 can be attached to the web 18.3 of the fixing unit 18 by means of a seam 19 in the channel 15.3.
  • the layer 5.1 has, for example, an opening or recess through which one of the fixing ends 18.1 is passed.
  • the layer 5.1 has two ends, for example, which are each connected to the web 18.3 of the fixing unit 18 by means of the seam 19.
  • the layer 5.1 is, for example, pre-fixed to the web 18.3 in a pre-assembly step.
  • the hook element or counter-clamping element 18.2 of the fixing unit 18 lying opposite the first connecting element 17.1 can be releasably fixed in a second connecting element 17.2, which is integrated in the add-on element 14.
  • the second connecting element 17.2 is designed as a connecting insert held in the add-on element 14 in a positive and/or non-positive manner.
  • the second connecting element 17.2 is embedded in the add-on element 14, in particular foamed into an associated molded body 5.
  • the add-on element 14 can also be provided with a Outer layer 14.1, in particular a padding layer and/or a cover layer.
  • the second connecting element 17.2 has an associated foot area 17.2.1, which is embedded in the add-on element 14, in particular foamed or back-injected.
  • a clamp or a clamping element 17.2.2 protrudes from the foot area 17.2.1.
  • one of the hook elements 18.2 of the fixing unit 18 engages with the clamp or the clamping element 17.2.2 in a positive and/or non-positive manner, in particular releasably clamping, as shown in FIG. 6 using an arrow P1.
  • this hook element or counter-clamping element 18.2 is then held positively and/or non-positively, in particular releasably clamping, in the clamp or the clamping element 17.2.2, for example in the form of a butterfly clamp.
  • the connecting elements 17 are plastic clips, for example, which have a lower triggering force than foam clips in order to facilitate removal of the add-on element 14 (also called an add-on).
  • FIG. 7 schematically shows a perspective view of a supporting seat structure 7 for the seat 10.
  • the supporting seat structure 7 can include a supporting backrest structure part 7.1 and a supporting seat surface structure part 7.2.
  • the backrest structure part 7.1 is attached to the seat surface structure part 7.2.
  • the backrest structure part 7.1 is pivotably attached to the seat surface structure part 7.2.
  • at least one fitting 8, in particular a rotary fitting or a locking fitting, is provided for the pivotable attachment of the backrest structure part 7.1 to the seat surface structure part 7.2.
  • the backrest structure part 7.1 is designed as a separate profile frame 7.1.1.
  • the seat surface structure part 7.2 is designed as a separate profile frame 7.2.1.
  • a longitudinal seat adjustment unit, in particular a rail system 9, can be arranged and attached to the profile frame 7.2.1.
  • the molded body 5 of the seat part 4 is arranged on the seat surface structure part 7.2.
  • the backrest 3 can be arranged on the backrest structure part 7.1.
  • the add-on element 14 is then, as described above, on the respective seat component 1 and/or 2 by means of one of the connection arrangements 100 and/or 101 described above with reference to Figures 4 to 6 or one of the connection arrangements 102 and /or 103 detachably fixable.
  • Figures 8A and 8B each schematically show an embodiment of a third connection arrangement 102 and a fourth connection arrangement 103, each with at least two connection elements 17 and a fixing unit 18.
  • FIG. 8A shows the third connecting arrangement 102 with two differently designed connecting elements 17, one of the connecting elements 17.1 being designed as a clamping element 17.1.2 and the other connecting element 17.2 being designed as a counter-clamping element 17.2.3.
  • the corresponding fixing unit 18 has a fixing end 18.1 designed as a clamping element 18.4 or clamp 18.4 and a fixing end 18.1 designed as a hook element or counter-clamping element 18.2.
  • the foot area 17.1.1 of the first connecting element 17.1 is formed in the shaped body 5.
  • FIG. The clamping element 17.1.2 protrudes into the Recording channel 5.0 into its bottom area.
  • the receiving channel 5.0 is accessible for the fixing unit 18 from above.
  • FIG. 8B shows the fourth connection arrangement 103 with two identically designed connection elements 17, both connection elements 17 being designed as counter-clamping elements 17.1.3, 17.2.3.
  • the corresponding fixing unit 18 has two fixing ends 18.1 designed as clamping elements 18.4 or clamps.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention concerne un siège (10), en particulier un siège de véhicule, comprenant : - au moins un élément de siège (1, 2) se présentant sous la forme d'un corps façonné tridimensionnel (5) ; - un accessoire pouvant être installé a posteriori (14) ; et au moins un ensemble de raccordement (100 à 103) pour la fixation rétroactive, à l'élément de siège (1, 2), de l'accessoire pouvant être installé a posteriori (14). Le corps façonné (5) se présente sous la forme d'un corps façonné non tissé en relief et comprend au moins un canal de réception (5.0), et l'accessoire pouvant être installé a posteriori (14) peut être relié ou est relié de manière amovible au corps façonné non tissé en relief rétroactivement le long du canal de réception (5.0) au moyen du ou des ensembles de raccordement (100 à 103).
PCT/IB2022/058919 2021-09-22 2022-09-21 Siège doté d'un accessoire pouvant être installé a posteriori WO2023047299A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102021210557.2 2021-09-22
DE102021210557 2021-09-22
DE102021214905.7A DE102021214905A1 (de) 2021-09-22 2021-12-22 Fixiereinheit, Verbindungsanordnung und Sitz mit einem Anbauelement
DE102021214905.7 2021-12-22

Publications (1)

Publication Number Publication Date
WO2023047299A1 true WO2023047299A1 (fr) 2023-03-30

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PCT/IB2022/058919 WO2023047299A1 (fr) 2021-09-22 2022-09-21 Siège doté d'un accessoire pouvant être installé a posteriori

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959235A1 (de) * 1999-12-08 2001-06-21 Fehrer F S Gmbh & Co Kg Anordnung zur Befestigung eines Bezuges an einem als Formschaumteil ausgebildeten Polsterelement
DE102005002690A1 (de) * 2005-01-19 2006-07-27 F. S. Fehrer Automotive Foam Gmbh Fahrzeugsitz und Vliesformteil
DE102005002691B3 (de) * 2005-01-19 2006-09-14 F.S. Fehrer Automotive Foam Gmbh Formteil zur Verwendung als Fahrzeugsitz
WO2014106592A1 (fr) 2013-01-04 2014-07-10 Johnson Controls Gmbh Pièce en mousse, notamment pour un siège de véhicule, ainsi que procédé permettant de fabriquer une pièce en mousse
US20200171991A1 (en) * 2017-06-14 2020-06-04 Sitech Sitztechnik Gmbh Upholstered part of a vehicle seat with a foam-encapsulated 3d shaped nonwoven for reinforcing a side member

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959235A1 (de) * 1999-12-08 2001-06-21 Fehrer F S Gmbh & Co Kg Anordnung zur Befestigung eines Bezuges an einem als Formschaumteil ausgebildeten Polsterelement
DE102005002690A1 (de) * 2005-01-19 2006-07-27 F. S. Fehrer Automotive Foam Gmbh Fahrzeugsitz und Vliesformteil
DE102005002691B3 (de) * 2005-01-19 2006-09-14 F.S. Fehrer Automotive Foam Gmbh Formteil zur Verwendung als Fahrzeugsitz
WO2014106592A1 (fr) 2013-01-04 2014-07-10 Johnson Controls Gmbh Pièce en mousse, notamment pour un siège de véhicule, ainsi que procédé permettant de fabriquer une pièce en mousse
US20200171991A1 (en) * 2017-06-14 2020-06-04 Sitech Sitztechnik Gmbh Upholstered part of a vehicle seat with a foam-encapsulated 3d shaped nonwoven for reinforcing a side member

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