FR2643306A1 - Procede de fabrication d'un revetement pour une unite a coussin pneumatique de securite - Google Patents

Procede de fabrication d'un revetement pour une unite a coussin pneumatique de securite Download PDF

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Publication number
FR2643306A1
FR2643306A1 FR9001902A FR9001902A FR2643306A1 FR 2643306 A1 FR2643306 A1 FR 2643306A1 FR 9001902 A FR9001902 A FR 9001902A FR 9001902 A FR9001902 A FR 9001902A FR 2643306 A1 FR2643306 A1 FR 2643306A1
Authority
FR
France
Prior art keywords
coating
sheet
tear line
area
channel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR9001902A
Other languages
English (en)
French (fr)
Other versions
FR2643306B1 (enrdf_load_stackoverflow
Inventor
Manfred Mueller
Wolfgang Henseler
Egon Katz
Alban Bossenmaier
Dietrich Hamm
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of FR2643306A1 publication Critical patent/FR2643306A1/fr
Application granted granted Critical
Publication of FR2643306B1 publication Critical patent/FR2643306B1/fr
Granted legal-status Critical Current

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
    • B29C44/14—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B29C44/146—Shaping the lining before foaming
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0053—Moulding articles characterised by the shape of the surface, e.g. ribs, high polish
    • B29C37/0057—Moulding single grooves or ribs, e.g. tear lines
    • 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/007—Forming single grooves or ribs, e.g. tear lines, weak spots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
    • B60R21/2165—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by a tear line for defining a deployment opening
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B29L2031/3038—Air bag covers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Molding Of Porous Articles (AREA)
FR9001902A 1989-02-18 1990-02-16 Procede de fabrication d'un revetement pour une unite a coussin pneumatique de securite Granted FR2643306A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3904977A DE3904977C1 (enrdf_load_stackoverflow) 1989-02-18 1989-02-18

Publications (2)

Publication Number Publication Date
FR2643306A1 true FR2643306A1 (fr) 1990-08-24
FR2643306B1 FR2643306B1 (enrdf_load_stackoverflow) 1994-08-19

Family

ID=6374390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9001902A Granted FR2643306A1 (fr) 1989-02-18 1990-02-16 Procede de fabrication d'un revetement pour une unite a coussin pneumatique de securite

Country Status (6)

Country Link
JP (1) JPH0645184B2 (enrdf_load_stackoverflow)
DE (1) DE3904977C1 (enrdf_load_stackoverflow)
FR (1) FR2643306A1 (enrdf_load_stackoverflow)
GB (1) GB2228714B (enrdf_load_stackoverflow)
IT (1) IT1239593B (enrdf_load_stackoverflow)
SE (1) SE469121B (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03254919A (ja) * 1990-03-06 1991-11-13 Takata Kk エアバッグのモジュールカバーの製造方法
WO1992014632A1 (en) * 1991-02-13 1992-09-03 Allied-Signal Inc. Air bag door with unzipping seam
JPH0544714U (ja) * 1991-08-09 1993-06-15 大同化成工業株式会社 膨張式乗員拘束装置のケーシング構造
CA2100286A1 (en) * 1992-08-13 1994-02-14 James Carter Hidden door for an air bag restraint system
DE4411283C1 (de) * 1994-03-31 1995-05-24 Daimler Benz Ag Verfahren zur Herstellung einer dehnungselastischen, als Deckschicht einer Abdeckung für einen aufblasbaren Gassack von Fahrzeugen vorgesehenen Folie
US6001295A (en) * 1995-03-31 1999-12-14 Toyoda Gosei Co., Ltd Manufacturing method of an air bag cover
DE19516230C2 (de) * 1995-05-03 1999-04-01 Eldra Kunststofftechnik Gmbh Airbag-Abdeckung sowie Verfahren zu seiner Herstellung
EP0749872B1 (en) * 1995-06-21 2003-04-23 Toyoda Gosei Co., Ltd. Air bag cover and method of manufacturing the same
JPH09156445A (ja) * 1995-12-12 1997-06-17 Toyoda Gosei Co Ltd エアバッグカバー
DE19636428B4 (de) * 1996-09-07 2004-06-17 Jenoptik Ag Fahrzeuginnenverkleidungsteil mit integrierter Airbag-Abdeckung
DE19648138A1 (de) * 1996-11-21 1998-05-28 Opel Adam Ag Luftsackabdeckung
DE19653797A1 (de) * 1996-12-21 1998-06-25 Mst Automotive Gmbh Abdeckung für ein Airbag-Modul
DE10051836A1 (de) * 2000-10-19 2002-04-25 Bayerische Motoren Werke Ag Herstellverfahren für ein Fahrzeug-Innenausstattungsteil mit einer Airbag-Aufreißnaht
DE10164528A1 (de) * 2001-12-18 2003-07-10 Jenoptik Automatisierungstech Verfahren zum Einbringen einer Reißnaht in Folien und dünne Formteile

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2053565A1 (de) * 1970-10-31 1972-05-04 Volkswagenwerk Ag, 3180 Wolfsburg Sicherheitsvorrichtung
US3907330A (en) * 1973-12-03 1975-09-23 Toyota Motor Co Ltd Safety apparatus for steering wheel assembly
DE2643451A1 (de) * 1975-09-30 1977-04-07 Nissan Motor Luftkissen fuer fahrzeuge
CH628564A5 (en) * 1978-03-31 1982-03-15 Hoffmann Ag Geb Method for applying a predetermined breaking point in the form of a groove which weakens the cross-section to a sealing diaphragm intended for use in a can
JPH01122753A (ja) * 1987-11-05 1989-05-16 Sekisui Chem Co Ltd エアバッグ収納ケース
DE9001948U1 (de) * 1989-02-20 1990-06-07 Takata Corp., Tokio/Tokyo Abdeckung für einen Sicherheitsluftsack in einem Fahrzeug

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3315535A1 (de) * 1983-04-29 1984-03-22 Daimler-Benz Ag, 7000 Stuttgart Abdeckung fuer ein aufblasbares gaskissen
DE8713154U1 (de) * 1987-09-30 1987-11-12 TRW Repa GmbH, 7077 Alfdorf Abdeckung einer fahrerseitigen Gassack-Aufprallschutzeinrichtung in Kraftfahrzeugen

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2053565A1 (de) * 1970-10-31 1972-05-04 Volkswagenwerk Ag, 3180 Wolfsburg Sicherheitsvorrichtung
US3907330A (en) * 1973-12-03 1975-09-23 Toyota Motor Co Ltd Safety apparatus for steering wheel assembly
DE2643451A1 (de) * 1975-09-30 1977-04-07 Nissan Motor Luftkissen fuer fahrzeuge
CH628564A5 (en) * 1978-03-31 1982-03-15 Hoffmann Ag Geb Method for applying a predetermined breaking point in the form of a groove which weakens the cross-section to a sealing diaphragm intended for use in a can
JPH01122753A (ja) * 1987-11-05 1989-05-16 Sekisui Chem Co Ltd エアバッグ収納ケース
DE9001948U1 (de) * 1989-02-20 1990-06-07 Takata Corp., Tokio/Tokyo Abdeckung für einen Sicherheitsluftsack in einem Fahrzeug

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 13, no. 369 (M-860)[3717], 16 août 1989; & JP-A-1 122 753 (SEKISUI CHEM. CO., LTD) 16-05-1989 *

Also Published As

Publication number Publication date
GB9002146D0 (en) 1990-03-28
FR2643306B1 (enrdf_load_stackoverflow) 1994-08-19
JPH0645184B2 (ja) 1994-06-15
IT9047635A1 (it) 1990-08-19
IT9047635A0 (it) 1990-02-15
GB2228714A (en) 1990-09-05
JPH02248238A (ja) 1990-10-04
SE9000334D0 (sv) 1990-01-31
GB2228714B (en) 1992-09-16
IT1239593B (it) 1993-11-10
SE9000334L (sv) 1990-08-19
DE3904977C1 (enrdf_load_stackoverflow) 1990-01-18
SE469121B (sv) 1993-05-17

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TP Transmission of property
ST Notification of lapse

Effective date: 20051031