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
  • B60N2/80—Head-rests
• • 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
  • A47C7/38—Support for the head or the back for the head
• • 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
• • 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
  • B60N2/80—Head-rests
  • B60N2/803—Head-rests fixed
• • 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
  • B60N2/80—Head-rests
  • B60N2/806—Head-rests movable or adjustable
• • 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
  • B60N2/80—Head-rests
  • B60N2/891—Head-rests with the head-rest being comma-shaped in side view
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/49—Method of mechanical manufacture
  • Y10T29/49826—Assembling or joining

Definitions

• the invention relates to a headrest for a vehicle seat with a holding element, which is fastened in the mounted state to a backrest of the vehicle seat, wherein on the holding element, a support member for holding a cushion formed of a foam material is attached.
• the invention further relates to a method for producing a headrest for a vehicle seat with a holding element which is fixed in the assembled state to a backrest of the vehicle seat, wherein on the holding element, a support member for holding one of a
• Foam material formed pad is attached.
• headrests for stiffening with an insert which is attached to head support rods and covered with foamed plastic.
• a material forming the surface of the headrest for example leather or fabric, is generally introduced into a mold and subsequently foamed up with the liquid plastic (in situ method). The plastic hardens while in the form. From US 2008/01001 16 A1 is a headrest assembly for a
• the headrest assembly comprises a holding element with two spaced-apart rod elements for the arrangement and for holding the headrest assembly to a backrest of the
• Vehicle seat includes.
• the headrest assembly further comprises a pad formed of a foam material, which at least partially surrounds the holding element in an upper region. Furthermore, one is off Plastic formed webbing provided, which extends between the two rod elements in the upper region of the holding element, is also surrounded by the pad and serves as a support member of the pad.
• the holding element is arranged together with the webbing in a mold. Subsequently, the mold is filled with the foam material which forms the cushion.
• the support structure has a Faltenbaigförmigen energy absorber, which has on a front side a support surface for the padding and engages a rear side of a dimensionally stable abutment.
• the energy absorber contains natural fibers and thermoplastic material.
• the padding completely covers the pleated energy absorber.
• the invention has for its object to provide a headrest with a comparison with the prior art improved stiffening and over the prior art improved method for producing such a headrest.
• the object is achieved by the features specified in claim 1 and in terms of the method by the features specified in claim 1 1.
• the headrest for a vehicle seat comprises a holding element, which is fastened in the mounted state to a backrest of the vehicle seat, wherein on the holding element, a support member for holding a cushion formed of a foam material is attached.
• the carrier element is formed from a multiply bent and / or folded material. Such a bent and / or folded support element allows for easy installation and requires a small space and forms an optimal support for the particular plastic formed
• Carrier element the carrier element is designed as a very small transport unit, so that the carrier element has a very small transport volume. In this way, carrier element is very space-saving store and transport, for example, from a production of the
• Carrier element to a processing location at which the headrest is to produce.
• foamed plastic has a sufficiently good rigidity and strength.
• the material is repeatedly bent and / or folded in a z-shape.
• This embodiment of the material allows a particularly simple compression of the carrier element during assembly, so that this can be introduced even in the smallest installation spaces.
• the multiple z-shaped bent and / or folded material in a simple manner on two rod elements of the
• Carrier element can contribute to the formation of the headrest in the smallest installation spaces.
• the material has a Shore hardness of less than 50 Shore-A.
• Shore-A Shore hardness
• the material comprises a paper product
• Carrier element in a folding package for transport and assembly is Carrier element in a folding package for transport and assembly.
• the material or material is in association with the
• Foam material formed flame retardant and / or fire retardant, so that fires in the vehicle avoided or at least prevents the spread of fires or at least delayed.
• the carrier element has pores and / or openings which are penetrated by the foam material.
• an optimal hold of the cushion formed from the foam material is ensured.
• a distribution of the foam material is optimized.
• the holding element comprises two rod elements, wherein the carrier element between the two
• Rod elements is arranged. This arrangement allows both a secure hold of the headrest on the backrest and on the other hand a high power absorption of the headrest when supporting or catching the head.
• Embodiment favors. Under rising and falling
• Walls of the support element are understood to mean those sections which, due to the bending and / or folding, are designed to descend from a low point or descend to a high point. Such walls are in folded material at a defined angle to each other extending rising and planar areas, generally referred to as convolutions.
• the carrier element has two parallel and by a plurality of rising and falling
• Walls of the support element extending second through openings, through which in each case at least one thread element is guided and fixed in such a way that an extension of the support element along the
• Retaining element is adjustable. This arrangement allows a controlled and defined adjustment of the expansion, ie a controlled and defined widening and narrowing of the support element.
• the expansion of the support element in a particularly advantageous manner after its assembly to the support member individually adjustable, so that always an optimal arrangement and expansion of the support element is achieved.
• a support member for holding a cushion formed of a foam material is attached to the holding member.
• a material is repeatedly bent and / or folded to produce the carrier element.
• the inventive method allows in a simple way the
• a headrest with a bent and / or folded support element which can be easily installed, only requires a small space and forms an optimal support for the foam material during foaming and curing.
• a headrest is produced with a sufficiently good rigidity and strength.
• the material is bent and / or folded several times z-shaped in a development of the method ,
• the support element is two parallel and by a plurality of rising and falling in the Walls of the support element extending second passage openings introduced through which at least one thread element is guided and fixed.
• the respective at least one thread element is guided and fixed.
• Thread element an extension of the support element along the
• Holding element set thus, a controlled and defined adjustment of the expansion of the support element can be performed.
• the carrier element is surrounded for sufficient strength and rigidity with a plastic, in particular foamed or encapsulated.
• the carrier element can be provided with pores and / or small openings. These may, for example, be formed substantially smaller than the passage openings for the implementation of the rod elements, but they may for example also be the same size or larger. On the one hand, these pores and / or openings allow an optimum hold of the pad, which is preferably formed from the foam material, and on the other hand, an optimum foaming process.
• Fig. 1 shows schematically a carrier element for arrangement on a
• Fig. 2 shows schematically a carrier element in a folded
• Fig. 3 shows schematically a holding element with arranged on this
• FIG. 1 shows a carrier element 1 for a headrest for a vehicle seat.
• FIG. 2 shows the carrier element in a folded transport state.
• FIG. 3 shows the carrier element 1 arranged on a holding element 2, which in the mounted state on a backrest of the
• the support element 1 is folded from a soft foldable material.
• the support member 1 is formed of a soft material having a Shore hardness of less than 50 Shore-A. In particular, that is
• the material is preferably flame-retardant and fire-retardant.
• the carrier element 1 is folded in a Z shape and can be pulled in or out like an accordion. As a result of this design of the carrier element 1, in a completely folded state, as shown in FIG. 2, it is designed as a very small and particularly compact transport unit, so that the carrier element 1 has a very small transport volume. In this way support element 1 is very space-saving store and to
• Carrier element 1 to a processing location at which the headrest is to produce
• the holding element 2 comprises two rod elements 2.1, 2.2, which are bent at least at one end.
• the other, opposite straight end of the rod elements 2.1, 2.2 is slidably arranged in the backrest of the vehicle seat.
• the holding member 2 is made of a U-shaped pipe section is formed with a round cross-section, whose
• the carrier element 1 For fastening the carrier element 1 to the holding element 2, the carrier element 1 comprises two parallel and running through all folds
• the carrier element 1 is preferably surrounded with a plastic, in particular foamed or encapsulated. This will form a cushion.
• Through holes 1 .1, 1 .2 are formed. This provides an optimal foaming process and an optimal hold for the used
• Foam material which penetrates the pores 3 and 4 openings given.
• the carrier element 1 additionally and parallel to the passage openings 1 .1, 1 .2 for performing the
• Bar elements 2.1, 2.2 smaller through holes 1 .3, 1 .4, through which one or more thread elements 5 are pulled and fixed such that a controlled and defined expansion and thus mounting the folded support member 1 along the support member 2 and along the rod elements 2.1 , 2.2 is possible.
• the carrier element 1 in the folded state shown in Figure 2 can be particularly easily pushed onto the rod elements 2.1, 2.2, as in this state, the first Through holes 1 .1, 1 .2 are arranged directly behind one another, so that the rod elements 2.1, 2.2 can be threaded into the through holes 1 .1, 1 .2.
• the support element 1 can also be pulled over small radii of the rod elements 2.1, 2.2.
• the carrier element 1 is controlled by means of the thread elements 5 and expand defined and thereby raise along the rod elements 2.1, 2.2.
• this expansion by means of the thread elements 5 is in particular a defined positioning of the support element 1 to the
• Rod elements 2.1, 2.2 in a foaming tool allows to coat it in the foaming process with the foam material.
• the narrow and soft material of the carrier element 1 allows a thin foam layer of the foam material and thereby requires only a small space in the sheathed with the foam material state.
• Such a folded support member 1 allows for easy installation in this way and requires a small space, both in the folded state for transport and in the unfolded and foam material wrapped state in the headrest.
• Contraction of the folded support member 1 allows, so that it can be inserted in the smallest installation spaces during assembly.
• the material of the support member 1 may be bent in a manner not shown or folded in a different manner.
• the bend is formed for example in the form of a sinusoid.
• the convolution can take place, for example, in the form of a rectangular function.

Landscapes

• Engineering & Computer Science (AREA)
• Aviation & Aerospace Engineering (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Seats For Vehicles (AREA)
• Chair Legs, Seat Parts, And Backrests (AREA)
• Mattresses And Other Support Structures For Chairs And Beds (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=46420223

Family Applications (1)

Country Status (6)

Families Citing this family (4)

Family Cites Families (10)

• 2012
  • 2012-07-03 JP JP2014517772A patent/JP5802832B2/ja not_active Expired - Fee Related
  • 2012-07-03 EP EP12730995.3A patent/EP2729326A2/de not_active Withdrawn
  • 2012-07-03 WO PCT/EP2012/062929 patent/WO2013004696A2/de active Application Filing
  • 2012-07-03 US US14/130,791 patent/US20140292056A1/en not_active Abandoned
  • 2012-07-03 CN CN201280033208.2A patent/CN103635353A/zh active Pending
  • 2012-07-03 KR KR1020147003038A patent/KR20140027551A/ko not_active Application Discontinuation

Non-Patent Citations (2)

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