WO2000053457A1 - Ensemble garniture de portière et son procédé de fabrication - Google Patents

Ensemble garniture de portière et son procédé de fabrication Download PDF

Info

Publication number
WO2000053457A1
WO2000053457A1 PCT/US2000/005920 US0005920W WO0053457A1 WO 2000053457 A1 WO2000053457 A1 WO 2000053457A1 US 0005920 W US0005920 W US 0005920W WO 0053457 A1 WO0053457 A1 WO 0053457A1
Authority
WO
WIPO (PCT)
Prior art keywords
door trim
carrier
trim assembly
set forth
plastic material
Prior art date
Application number
PCT/US2000/005920
Other languages
English (en)
Inventor
Eric Ransford Hansen
Arthur C. Stein
Brian Hale Staser
Pamela Lane Codd
Original Assignee
Delphi Technologies, Inc.
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 Delphi Technologies, Inc. filed Critical Delphi Technologies, Inc.
Priority to PCT/US2000/005920 priority Critical patent/WO2000053457A1/fr
Publication of WO2000053457A1 publication Critical patent/WO2000053457A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R13/0237—Side or rear panels
    • B60R13/0243—Doors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0815—Acoustic or thermal insulation of passenger compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0892—Insulating elements, e.g. for sound insulation for humidity insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R2013/0281—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners made of a plurality of visible parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R2013/0287—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners integrating other functions or accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B60R2013/0293—Connection or positioning of adjacent panels

Definitions

  • the present invention relates generally to door trims for vehicles and, more particularly, to a door trim assembly and method of making the same for an automotive vehicle.
  • the door trim assembly includes a plurality of separate components with each component having a specific function.
  • the components typically include a door trim substrate, sound absorber, water barrier, insert, armrest, and map pocket closeout and side impact blocks.
  • the components are assembled together and attached to the door trim substrate by several different conventional processes including adhesives, heat staking, and sonic welding.
  • the door trim assembly is then mounted to an inner door panel of a door for the automotive vehicle by suitable means such as fasteners .
  • one object of the present invention to provide a new door trim assembly and method of making same for an automotive vehicle. It is another object of the present invention to provide a door trim assembly that incorporates many components into a single component for attachment to an inner panel of a door for an automotive vehicle. It is yet another object of the present invention to provide a door trim assembly that is multi-functional for attachment to an inner panel of a door for an automotive vehicle. It is still another object of the present invention to provide a door trim assembly which has fewer components and cost .
  • the present invention is a door trim assembly for attachment to an inner panel of an automotive vehicle.
  • the door trim assembly includes at least one component and a single carrier formed from a plastic material for attachment to the inner panel of the automotive vehicle and incorporating the at least one component into the plastic material and a door trim substrate attached to the carrier.
  • the present invention is a method of making a door trim assembly for attachment to an inner panel of an automotive vehicle. The method includes the steps of placing at least one component into a cavity of a mold. The method includes the steps of filling the cavity with a plastic material . The method includes the step of introducing steam into the mold to expand the plastic material and incorporate the at least one component into the plastic material to form a single carrier and removing the carrier from the mold. The method includes the step of attaching a door trim substrate to the carrier.
  • One advantage of the present invention is that an improved door trim assembly and method of making same is provided for an automotive vehicle.
  • Another advantage of the present invention is that the door trim assembly integrates a plurality of components into a single component.
  • the door trim assembly reduces the number of separate components, cost and tooling for the same.
  • Still another advantage of the present invention is that the door trim assembly reduces mass and minimizes wind noise.
  • a further advantage of the present invention is that the door trim assembly provides a barrier, reduces noise and improves vehicle acoustical characteristics.
  • Figure 1 is a perspective view of a door trim assembly, according to the present invention, illustrated in operational relationship with an automotive vehicle.
  • Figure 2 is an exploded view of the door trim assembly of Figure 1.
  • FIG. 3 is a fragmentary side view of the door trim assembly of Figure 1.
  • Figure 4 is a fragmentary side view of a mold used in a method, according to the present invention, of making the door trim assembly of Figure 1.
  • a door trim assembly 10 is shown mounted to a door 12 of a vehicle 14 such as an automotive vehicle. It should be appreciated that, in this example, the door trim assembly 10 is mounted to an inner panel 16 of the door 12 as illustrated in Figure 3. It should also be appreciated that the door trim assembly 10 may be an assembly mounted to other panels of the vehicle 14.
  • the door trim assembly 10 includes a carrier 20 extending longitudinally and vertically and having a generally rectangular shape.
  • the carrier 20 is made of a plastic material such as polypropylene.
  • the carrier 20 is made of expanded polypropylene.
  • the carrier 20 is formed by a method, according to the present invention, to be described.
  • the carrier 20 has an inner side 21 and an outer side 22.
  • the outer side 22 is attached to the inner panel 16 of the door 12 by suitable means such as fasteners (not shown) .
  • the door trim assembly 10 also includes a plurality of components incorporated or integrated into the carrier 20.
  • the components may include an insert 24.
  • the insert 24 extends longitudinally and vertically.
  • the insert 24 is made of a fabric or cloth, vinyl, TPO (Thermal Plastic Polyolifin) , leather or carpet material .
  • the insert 24 is bonded to the inner side 21 of the carrier 20 by the plastic material of the carrier 20. It should be appreciated that the insert 24 is a separate piece or component.
  • the components may also include a map pocket closeout 26.
  • the map pocket closeout 26 is generally rectangular in shape.
  • the map pocket closeout 26 is made of a fabric or cloth, vinyl, TPO (Thermal Plastic Polyolifin) , leather or carpet material.
  • the map pocket closeout 26 is bonded to the inner side 21 of the carrier 20 by the plastic material of the carrier 20. It should be appreciated that the map pocket closeout is a separate piece of component .
  • the components may further include at least one, preferably a plurality of side impact blocks 28.
  • the side impact blocks 28 are generally rectangular in shape.
  • the side impact blocks 28 are made of a plastic material such as polypropylene.
  • the side impact blocks 28 are molded as part of the inner side 21 of the carrier 20 by the plastic material of the carrier 20. It should be appreciated that the side impact blocks 28 and carrier 20 are integral, unitary and formed as one-piece.
  • the components may also include a sound absorber 30.
  • the sound absorber 30 is generally rectangular in shape.
  • the sound absorber 30 is made of a plastic material such as polypropylene.
  • the sound absorber 30 is molded as part of the outer side 22 of the carrier 20 by the plastic material of the carrier 20. It should be appreciated that the sound absorber 30 and carrier 20 are integral, unitary and formed as one-piece.
  • the components may include a water barrier 32.
  • the water barrier 32 is generally rectangular in shape and overlaps a portion of the inner panel 16 of the door 12 in a flow direction.
  • the water barrier 32 is made of a plastic material such as polypropylene.
  • the water barrier 32 is molded as part of the outer side 22 of the carrier 20 by the plastic material of the carrier 20. It should be appreciated that the water barrier 32 and carrier 20 are integral, unitary and formed as one-piece.
  • the door trim assembly 10 includes a finished door trim substrate 34.
  • the door trim substrate 34 extends longitudinally and vertically and is generally rectangular in shape.
  • the door trim substrate 34 conforms to the shape of the carrier 20 such that the carrier 20 is disposed within the door trim substrate 34.
  • the door trim substrate 34 is made of a relatively rigid material such as plastic, plant fiber, composite or the like.
  • the door trim substrate 34 is attached to the carrier 20 by suitable means such as an adhesive, fasteners, heat staking, sonic welding or the like. It should be appreciated that the door trim substrate 34 presents a class A surface as is known in the art. It should also be appreciated that the door trim substrate 34 is conventional and known in the art.
  • a mold generally indicated at 40, includes a first half mold 42 and a second half mold 44.
  • the first and second half molds 42 and 44 are generally hollow to form a chamber 43 and 45, respectively.
  • the first and second half molds 42 and 44 have an inlet 46 and 48, respectively, for allowing a fluid such as steam to enter the chamber 43 and 45 of the first and second half molds 42 and 44.
  • the first and second half molds 42 and 44 each include a mold cavity 50 and 52, respectively, for forming the carrier 20.
  • the first half mold 42 includes at least one, preferably a plurality of fill inlets 54 extending into the mold cavity 50 and 52 to allow fill guns (not shown) to fill the mold cavity 50 and 52 with the plastic material for the carrier 20.
  • the mold 40 is conventional and known in the art .
  • the method includes the steps of placing at least one, preferably a plurality of the components into the cavity 50 and 52 of the mold 40.
  • the insert 24 and map pocket closeout 26 are placed into the cavity 50 and 52 of the mold 40.
  • the cavity 50 and 52 is shaped to mold the components for the side impact blocks 28, sound absorber 30 and water barrier 32, which are molded into the carrier 20.
  • the method includes the steps of filling the cavity 50 and 52 with the plastic material for the carrier 20.
  • the plastic material is expanded polypropylene.
  • the cavity 50 and 52 is filled with beads of expanded polypropylene, which enter the mold 40 via the fill inlets 54.
  • the method includes the step of introducing steam into the mold 40 via the inlets 46 and 48 to expand the plastic material and incorporate the components into the plastic material to form a single carrier 20.
  • steam enters the chambers 43 and 45 of the first and second half molds 42 and 44, respectively, through the inlets 46 and 48. It should be appreciated that the steam enters the core side only on shoot behind parts to expand the beads of polypropylene.
  • the method may include the step of spraying a coolant such as water through nozzles (not shown) onto the backside of the cavity 50 and 52 of the mold 40 to cool the carrier 20. Once the carrier 20 is cooled, the method includes the step of opening the mold 40 and removing the carrier 20 from the mold 40. Finally, the method includes the step of attaching the door trim substrate 34 to the carrier 20 by suitable means such as fasteners, adhesives, heat staking, sonic welding or the like.
  • a coolant such as water through nozzles (not shown) onto the backside of the cavity 50 and 52 of the mold 40 to cool the carrier 20.
  • the door trim assembly 10 incorporates an insert 24 and map pocket closeout 26 as separate parts and molds the side impact blocks 28, sound absorber 30 and water barrier 32 into a single component or carrier 20.
  • the door trim assembly 10 reduces mass, vehicle piece cost, and tooling per vehicle.
  • the door trim assembly 10 is recyclable.
  • the door trim assembly 10 minimizes wind noise and reduces air leakage around certain components.
  • the door trim assembly 10 provides a thermal barrier and effective moisture/dust/carbon monoxide/sound barrier.
  • the door trim assembly 10 reduces squeaks and rattles and improves vehicle acoustical characteristics.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

L'invention concerne un ensemble garniture de portière (10) ainsi que son procédé de fabrication, cet ensemble étant destiné à être fixé au panneau intérieur (16) d'un véhicule automobile (12). Cet ensemble comprend une pluralité de composants (24, 26, 28, 30, 32) et un support unique, fabriqués dans une matière plastique et destinés à être fixés au panneau intérieur (16) dudit véhicule automobile. Le procédé de cette invention consiste notamment à incorporer la pluralité de composants(24, 26, 28, 30, 32) dans la matière plastique, et à fixer un substrat (34) de garniture de portière audit support (20).
PCT/US2000/005920 1999-03-11 2000-03-08 Ensemble garniture de portière et son procédé de fabrication WO2000053457A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/US2000/005920 WO2000053457A1 (fr) 1999-03-11 2000-03-08 Ensemble garniture de portière et son procédé de fabrication

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/268,198 1999-03-11
PCT/US2000/005920 WO2000053457A1 (fr) 1999-03-11 2000-03-08 Ensemble garniture de portière et son procédé de fabrication

Publications (1)

Publication Number Publication Date
WO2000053457A1 true WO2000053457A1 (fr) 2000-09-14

Family

ID=21741126

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2000/005920 WO2000053457A1 (fr) 1999-03-11 2000-03-08 Ensemble garniture de portière et son procédé de fabrication

Country Status (1)

Country Link
WO (1) WO2000053457A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003037667A1 (fr) * 2001-10-31 2003-05-08 Lear Corporation Piece de vehicule et son procede de fabrication
DE10320210A1 (de) * 2003-05-07 2004-12-02 Volkswagen Ag Innenverkleidungsteil, insbesondere Türverkleidung für ein Kraftfahrzeug
US6857688B2 (en) 2001-10-31 2005-02-22 Lear Corporation Integrated door module
FR2946597A1 (fr) * 2009-06-11 2010-12-17 Peugeot Citroen Automobiles Sa Dispositif de garnissage a propriete d'absorption acoustique pour interieur de vehicule.

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3510018A1 (de) * 1984-06-30 1986-01-23 Hilmar 5630 Remscheid Herrmann Wasserschutzbekleidung zum abdecken von karosserieteilen gegen von aussen in den fahrgastraum eindringende naesse
EP0361740A2 (fr) * 1988-09-27 1990-04-04 Bridgestone Australia Limited Panneau interne de véhicule
EP0411376A1 (fr) * 1989-08-04 1991-02-06 FIAT AUTO S.p.A. Panneau, en particulier pour portes de véhicule, et son procédé de fabrication
EP0543066A1 (fr) * 1991-11-22 1993-05-26 Kasai Kogyo Co., Ltd. Panneau de garniture pour portes de voitures et son procédé de fabrication
EP0591553A1 (fr) * 1992-04-23 1994-04-13 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Produit de moulage avec croute a base de resine de polypropylene et a expansion dans le moule, et procede de production correspondant
DE4305200A1 (de) * 1993-02-19 1994-08-25 Lignotock Gmbh Verfahren zum Herstellen eines Innenverkleidungsteils mit hinterschäumter Kaschierfolie
US5345721A (en) * 1993-05-07 1994-09-13 General Motors Corporation Hook and pin fastener assembly for a door trim panel
DE4320636A1 (de) * 1993-06-22 1995-01-05 Ymos Ag Ind Produkte Verkleidungsteil

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3510018A1 (de) * 1984-06-30 1986-01-23 Hilmar 5630 Remscheid Herrmann Wasserschutzbekleidung zum abdecken von karosserieteilen gegen von aussen in den fahrgastraum eindringende naesse
EP0361740A2 (fr) * 1988-09-27 1990-04-04 Bridgestone Australia Limited Panneau interne de véhicule
EP0411376A1 (fr) * 1989-08-04 1991-02-06 FIAT AUTO S.p.A. Panneau, en particulier pour portes de véhicule, et son procédé de fabrication
EP0543066A1 (fr) * 1991-11-22 1993-05-26 Kasai Kogyo Co., Ltd. Panneau de garniture pour portes de voitures et son procédé de fabrication
EP0591553A1 (fr) * 1992-04-23 1994-04-13 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Produit de moulage avec croute a base de resine de polypropylene et a expansion dans le moule, et procede de production correspondant
DE4305200A1 (de) * 1993-02-19 1994-08-25 Lignotock Gmbh Verfahren zum Herstellen eines Innenverkleidungsteils mit hinterschäumter Kaschierfolie
US5345721A (en) * 1993-05-07 1994-09-13 General Motors Corporation Hook and pin fastener assembly for a door trim panel
DE4320636A1 (de) * 1993-06-22 1995-01-05 Ymos Ag Ind Produkte Verkleidungsteil

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003037667A1 (fr) * 2001-10-31 2003-05-08 Lear Corporation Piece de vehicule et son procede de fabrication
US6857688B2 (en) 2001-10-31 2005-02-22 Lear Corporation Integrated door module
DE10320210A1 (de) * 2003-05-07 2004-12-02 Volkswagen Ag Innenverkleidungsteil, insbesondere Türverkleidung für ein Kraftfahrzeug
FR2946597A1 (fr) * 2009-06-11 2010-12-17 Peugeot Citroen Automobiles Sa Dispositif de garnissage a propriete d'absorption acoustique pour interieur de vehicule.

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