WO2012140019A2 - Corps de siège pour un siège de véhicule automobile - Google Patents

Corps de siège pour un siège de véhicule automobile Download PDF

Info

Publication number
WO2012140019A2
WO2012140019A2 PCT/EP2012/056466 EP2012056466W WO2012140019A2 WO 2012140019 A2 WO2012140019 A2 WO 2012140019A2 EP 2012056466 W EP2012056466 W EP 2012056466W WO 2012140019 A2 WO2012140019 A2 WO 2012140019A2
Authority
WO
WIPO (PCT)
Prior art keywords
seat
reinforcing element
base
motor vehicle
seat body
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.)
Ceased
Application number
PCT/EP2012/056466
Other languages
German (de)
English (en)
Other versions
WO2012140019A3 (fr
Inventor
Jan Longerich
Nils Magnus
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Controls Metals and Mechanisms GmbH and Co KG
Original Assignee
C Rob Hammerstein GmbH
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
Application filed by C Rob Hammerstein GmbH filed Critical C Rob Hammerstein GmbH
Publication of WO2012140019A2 publication Critical patent/WO2012140019A2/fr
Publication of WO2012140019A3 publication Critical patent/WO2012140019A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • B60N2/68—Seat frames
    • B60N2/686—Panel like structures
    • 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
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
    • B60N2/4249—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash
    • B60N2/4256—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash the shape of the seat being specially adapted for a particular purpose or for particular vehicles
    • B60N2/4263—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats fixed structures, i.e. where neither the seat nor a part thereof are displaced during a crash the shape of the seat being specially adapted for a particular purpose or for particular vehicles with anti-submarining systems
    • 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
    • B60N2/68—Seat frames
    • B60N2/682—Joining means

Definitions

  • the invention relates to a seat body for a motor vehicle seat, having a seat shell connectable to a seat underframe.
  • Motor vehicle seats of the type mentioned are known in various configurations from the prior art. Thus, in addition to those motor vehicle seats which have a padding applied to a frame structure, motor vehicle seats are also formed by the connection of a seat underframe to a seat pan. The one or more parts seat shell can then be provided both only for the seat, as well as for the production of the entire vehicle seat, the seat then also has a back part.
  • the motor vehicle seat fulfills the task of forwarding the impact forces acting on the persons to the seat underframe and then into the vehicle floor in the event of a vehicle accident.
  • the motor vehicle seat must be designed in such a way that it counteracts the forces that occur and, inter alia, prevents the so-called submarining effect, which in the case of a vehicle frontal impact means the passage of the vehicle occupant under the belt.
  • the invention has for its object to provide a seat body for a motor vehicle seat, which although a low weight, but at the same time has a high energy absorption capacity.
  • the invention solves the problem with a seat body the features of claim l and by a motor vehicle seat with the features of claim 11.
  • Advantageous developments of the invention are specified in the dependent claims.
  • Characteristic of the seat body according to the invention is that the seat has a base made of a thermoplastic resin and a base embedded in the reinforcing element, wherein the reinforcing element substantially transversely to the seat - based on the installation position of the vehicle seat in the vehicle, ie thus transverse to the vehicle longitudinal axis - extends.
  • the use of a reinforcing element embedded in the base body formed of a thermoplastic material makes it possible to dispense with seat transverse tubes, seat cross members or the like which are usually used, which give the motor vehicle seat the necessary energy absorption capacity, in particular in the vehicle transverse direction.
  • the seat of the seat body according to the invention is at least in the region of the embedded reinforcement element substantially cross-stray, with the possibility exists, the seat shell and the embedded reinforcing element such that completely can be dispensed with cross member for the production of the vehicle seat, since then already the Seat provides the demand placed on the vehicle seat to the energy absorption capacity.
  • the embedded in the body and thus particularly reliable in its position on the body reinforcing element takes the place commonly used carrier and gives the seat the desired strength.
  • the desired energy-absorbing capacity can be set in the desired manner by a corresponding configuration of the reinforcing element.
  • the seat body according to the invention is characterized in that for the formation of the motor vehicle seat, the seat only needs to be mounted on the seat base. On the previous arrangement of seat trusses or the like can be dispensed with.
  • a motor vehicle seat using the seat body according to the invention can be produced in a particularly simple and cost-effective manner with a lower weight compared with conventional motor vehicle seats.
  • the use of a thermoplastic is also characterized by the fact that this can be adapted in a particularly simple manner by known methods to the desired contour of the seat, so that in this way the cost of manufacturing the motor vehicle seat can be reduced in a complementary manner to known motor vehicle seats.
  • thermoplastic material for the production of the seat shell for example, a fiber-reinforced, in particular endless fiber-reinforced plastic can be used, which can be particularly easily and inexpensively manufactured by means of thermoforming and has a high strength.
  • a thermoplastic material also has the advantage that, because of the different shaping possibilities, the seat shell can be configured particularly simply for embedding the reinforcing element.
  • the base body to a receiving portion, in particular a U-shaped in cross section receiving portion for the arrangement of the reinforcing element.
  • This embodiment of the invention makes it possible to connect the reinforcing element in a form-fitting manner with the base body, namely, wherein the reinforcing element is arranged in the receiving portion, in particular U-shaped receiving portion.
  • this embodiment also makes it possible to make the construction space of the seat shell produced using the reinforcing element particularly small.
  • the formation of the receiving portion can in principle be carried out in any manner, for which purpose, for example, separate components can be provided, which are connected to the base body.
  • the receiving portion is formed by deformation of the thermoplastic material from the base body.
  • the receiving portion is formed integrally with the base body, wherein the use of the thermoplastic material in a particularly simple manner allows a corresponding design of the body.
  • the plastic can be adapted in a suitable manner to form the receiving section to the shape of the intended reinforcing element. Due to the one-piece design of the receiving portion with the main body, it is possible, this particular that's easy and inexpensive to manufacture.
  • the configuration of the reinforcing element and its attachment to the base body is basically arbitrary.
  • the reinforcing element is formed from a plastic, in particular short glass fiber reinforced plastic ribbed profile.
  • the use of a reinforcing element made of a plastic is characterized in that it can be particularly simple and inexpensive to produce due to the good plasticity of the plastic, with the choice of the plastic and its shape is the ability to set the energy absorption capacity in a simple manner.
  • the advantageously provided use of a short glass fiber reinforced plastic allows the production of a particularly lightweight and at the same time a high energy absorption capability providing reinforcing element.
  • the basic arrangement of the reinforcing element in the advantageously provided receiving portion is freely selectable. According to a particularly advantageous embodiment of the invention, however, the reinforcing element is injected into the receiving portion.
  • This refinement of the invention makes possible a particularly reliable adaptation of the reinforcing element to the base body, wherein, in addition to a form-locking connection, a cohesive connection between the reinforcing element and the base body is also produced due to the injection of a particularly stable connection of the base body to the reinforcing element is reached.
  • the specific embodiment of the reinforcing element is basically freely selectable, wherein in particular the configuration of the reinforcing element made of a thermoplastic material offers a variety of design options, which result from the good shaping possibilities.
  • the reinforcing element formed by a plastic rib profile is predominantly by one or more, at an angle of 20 ° - 70 0 formed relative to the side surfaces of the body extending lands.
  • the webs forming the plastic rib profile extend under a Angle of 20 ° - yo ° relative to a - relative to the installation position of the vehicle seat in the vehicle - vehicle longitudinal axis.
  • the plastic rib profile can already be formed by a single web, which, for example, has a varying orientation at regular intervals, but also by a plurality of webs, which intersect to form the reinforcing element at regular or irregular intervals.
  • a suitably designed plastic rib profile is characterized by the suitability of imparting a particularly high energy absorption capacity to the seat shell, whereby a supplementary weight reduction can be made on account of the chosen design.
  • connection of the seat with the seat base can basically be done in any way.
  • coupling elements for fastening the seat shell to the seat base are formed on the base body.
  • the seat shell already has suitable coupling elements, which allow a particularly reliable connection of the seat shell to the seat frame.
  • the coupling elements can, for example, be formed directly with the shaping process on the seat shell, so that subsequent machining of the seat shell in order to prepare it for attachment to a seat frame can be dispensed with.
  • suitable threaded sleeves can already be embedded in the seat shell during the molding thereof.
  • the coupling elements are formed on the reinforcing element.
  • a corresponding arrangement ensures a particularly reliable connection of the seat shell with the seat base frame, since the reinforcing element offers a reliable and tear-resistant connection possibility of a coupling element due to its stability.
  • the reinforcing element extends in a cross-bearer-free area between the side parts of the seat base. stells.
  • the region of the seat shell or of a seat base which can be connected to the seat shell is free of a cross member, after the reinforcing element already provides sufficient energy absorption capacity.
  • the entire seat shell can be designed so as to be free of cross-webs, although it is also possible to additionally arrange a cross member in an area adjoining the reinforcing element.
  • FIG. 1 shows a perspective view of a motor vehicle seat with a seat body arranged on a seat underframe;
  • Fig. 2 is a perspective view of the motor vehicle seat of Fig. L and
  • Fig. 3 is a further perspective view of the motor vehicle seat of Fig. L.
  • a part of a motor vehicle seat l namely a seat body 2 is shown in a perspective view.
  • the seat body 2 has a seat base 4 with a arranged on the seat base 4 seat 3.
  • the seat shell 3 is formed in the illustrated embodiment by a base body 7, which is made by thermoforming of a thermoplastic material and in which a reinforcing element 8 is embedded.
  • the reinforcing element 8 is arranged, which has a plastic rib profile which is formed from a plurality of webs 16 extending at an angle to each other.
  • the reinforcing element 8 is formed from a short glass fiber reinforced plastic and injected into the receiving portion 9 so as to ensure a good positive and cohesive connection of the reinforcing element 8 to the base body 7.
  • the seat shell 3 is above lateral areas on the seat frame side parts 6a, 6b of a seat frame 5 of the seat base 4 attached. Due to the use of the provided with a reinforcing element 8 seat shell 3 can be dispensed in the seat shell 3 on a cross member, as in the illustrated embodiment - based on the installation position of the motor vehicle seat 1 in the motor vehicle - is used in the form of a cross tube 14 in the rear area, where this extends between the rear wings 12 of the seat frame 4.
  • the rear rockers 12 and also connected to the seat frame side parts 6a, 6b front rockers 13 are pivotally connected to a seat rail 11, which is arranged for longitudinal adjustment of the vehicle seat 1 longitudinally displaceable on a connectable to a motor vehicle floor bottom rail 10.
  • a fastening bolt 15 which defines the seat shell 3 on the underframe 4 on both sides.

Landscapes

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

Abstract

L'invention concerne un corps de siège pour un siège de véhicule automobile comprenant une coque de siège pouvant être reliée à un support de siège. L'invention vise à produire un corps de siège pour un siège de véhicule automobile qui présente en fait un poids propre minime mais en même temps un pouvoir d'absorption d'énergie élevé. A cet effet, la coque de siège présente un corps de base formé à partir d'une matière plastique thermoplastique et un élément de renforcement qui est incorporé dans le corps de base et qui s'étend pratiquement transversalement à la coque de siège.
PCT/EP2012/056466 2011-04-15 2012-04-10 Corps de siège pour un siège de véhicule automobile Ceased WO2012140019A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011002079.9 2011-04-15
DE102011002079A DE102011002079A1 (de) 2011-04-15 2011-04-15 Sitzkörper für einen Kraftfahrzeugsitz

Publications (2)

Publication Number Publication Date
WO2012140019A2 true WO2012140019A2 (fr) 2012-10-18
WO2012140019A3 WO2012140019A3 (fr) 2013-01-31

Family

ID=46354155

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/056466 Ceased WO2012140019A2 (fr) 2011-04-15 2012-04-10 Corps de siège pour un siège de véhicule automobile

Country Status (2)

Country Link
DE (1) DE102011002079A1 (fr)
WO (1) WO2012140019A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013168769A1 (fr) * 2012-05-11 2013-11-14 東レ株式会社 Armature de coussin de siège pour véhicule
DE102014011025B4 (de) * 2014-07-24 2018-10-04 Audi Ag Quertraverse für eine Sitzstruktur in einem Kraftfahrzeug
DE102014111486B4 (de) * 2014-08-12 2017-05-04 Faurecia Autositze Gmbh Sitzwanne für einen Fahrzeugsitz, Sitzteil-Anordnung mit der Sitzwanne und Fahrzeugsitz mit der Sitzteil-Anordnung
DE102014019750B4 (de) 2014-08-12 2021-09-30 Faurecia Autositze Gmbh Sitzteil-Anordnung mit Sitzwanne für einen Fahrzeugsitz und Fahrzeug­sitz
DE102014222593A1 (de) * 2014-11-05 2016-05-12 Brose Fahrzeugteile Gmbh & Co. Kg, Coburg Sitzwannenvorrichtung mit einem Verbundwerkstoff und Verfahren zu deren Herstellung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10029843B4 (de) * 2000-06-16 2005-12-01 Recaro Gmbh & Co.Kg Fahrzeugsitz, insbesondere Kart-Sitz
EP1199214B1 (fr) * 2000-10-13 2006-06-21 Nhk Spring Co.Ltd. Système de retenu avec dispositif d'anti-sousmarinage pour passager de véhicule
JP2003070599A (ja) * 2001-08-31 2003-03-11 Toyo Tire & Rubber Co Ltd 車両用シートクッション
DE102006029330A1 (de) * 2006-06-23 2007-12-27 Johnson Controls Gmbh Fahrzeugsitz mit einem Sitzanteil und mit einer Rückhaltevorrichtung zur Verhinderung des Durchrutschens eines Passagiers, Rückhaltevorrichtung und Herstellungsverfahren
DE102007053965A1 (de) * 2007-07-18 2009-01-22 Johnson Controls Gmbh Struktur für Fahrzeugsitz
DE102009039498A1 (de) * 2009-07-06 2011-01-13 Volkswagen Ag Sitzschale eines Kraftfahrzeugs sowie Verfahren zur Herstellung einer Sitzschale eines Kraftfahrzeugs

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Also Published As

Publication number Publication date
WO2012140019A3 (fr) 2013-01-31
DE102011002079A1 (de) 2012-10-18

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