DE3904977C1 - - Google Patents
Info
- Publication number
- DE3904977C1 DE3904977C1 DE3904977A DE3904977A DE3904977C1 DE 3904977 C1 DE3904977 C1 DE 3904977C1 DE 3904977 A DE3904977 A DE 3904977A DE 3904977 A DE3904977 A DE 3904977A DE 3904977 C1 DE3904977 C1 DE 3904977C1
- Authority
- DE
- Germany
- Prior art keywords
- tear
- cover
- foil
- foam
- film
- 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.)
- Expired - Lifetime
Links
- 239000006260 foam Substances 0.000 claims abstract description 5
- 238000004049 embossing Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011888 foil Substances 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
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)
- Molding Of Porous Articles (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3904977A DE3904977C1 (zh) | 1989-02-18 | 1989-02-18 | |
GB9002146A GB2228714B (en) | 1989-02-18 | 1990-01-31 | Process for producing a cover for an airbag unit |
SE9000334A SE469121B (sv) | 1989-02-18 | 1990-01-31 | Foerfarande foer framstaellning av en oevertaeckning foer en gaskuddeenhet |
JP2031686A JPH0645184B2 (ja) | 1989-02-18 | 1990-02-14 | エアバツグ装置用被覆の製造方法 |
IT47635A IT1239593B (it) | 1989-02-18 | 1990-02-15 | Procedimento per la realizzazione di una copertura per una unita' di cuscinetto ad aria per autoveicoli. |
FR9001902A FR2643306A1 (fr) | 1989-02-18 | 1990-02-16 | Procede de fabrication d'un revetement pour une unite a coussin pneumatique de securite |
US07/731,974 US5180187A (en) | 1989-02-18 | 1991-07-18 | Cover for an airbag unit and the process for producing it |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3904977A DE3904977C1 (zh) | 1989-02-18 | 1989-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3904977C1 true DE3904977C1 (zh) | 1990-01-18 |
Family
ID=6374390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3904977A Expired - Lifetime DE3904977C1 (zh) | 1989-02-18 | 1989-02-18 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH0645184B2 (zh) |
DE (1) | DE3904977C1 (zh) |
FR (1) | FR2643306A1 (zh) |
GB (1) | GB2228714B (zh) |
IT (1) | IT1239593B (zh) |
SE (1) | SE469121B (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2659267A1 (fr) * | 1990-03-06 | 1991-09-13 | Takata Corp | Procede de fabrication d'un couvercle modulaire pour ballonnet gonflable de protection contre les collisions. |
WO1992014632A1 (en) * | 1991-02-13 | 1992-09-03 | Allied-Signal Inc. | Air bag door with unzipping seam |
EP0583079A1 (en) * | 1992-08-13 | 1994-02-16 | Davidson Textron Inc. | 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 |
EP0741062A2 (de) * | 1995-05-03 | 1996-11-06 | Eldra Kunststofftechnik Gmbh | Airbag-Abdeckung sowie Verfahren zu seiner Herstellung |
DE19636428A1 (de) * | 1996-09-07 | 1998-03-12 | Jenoptik Jena Gmbh | 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 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US6001295A (en) * | 1995-03-31 | 1999-12-14 | Toyoda Gosei Co., Ltd | Manufacturing method of an air bag cover |
DE69627578T2 (de) * | 1995-06-21 | 2004-02-12 | Toyoda Gosei Co., Ltd. | Airbagabdeckung und Verfahren zu deren Herstellung |
JPH09156445A (ja) * | 1995-12-12 | 1997-06-17 | Toyoda Gosei Co Ltd | エアバッグカバー |
DE10164528A1 (de) * | 2001-12-18 | 2003-07-10 | Jenoptik Automatisierungstech | Verfahren zum Einbringen einer Reißnaht in Folien und dünne Formteile |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2643451A1 (de) * | 1975-09-30 | 1977-04-07 | Nissan Motor | Luftkissen fuer fahrzeuge |
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 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2053565A1 (de) * | 1970-10-31 | 1972-05-04 | Volkswagenwerk Ag, 3180 Wolfsburg | Sicherheitsvorrichtung |
JPS5213701Y2 (zh) * | 1973-12-03 | 1977-03-28 | ||
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 |
JPH0694266B2 (ja) * | 1989-02-20 | 1994-11-24 | タカタ株式会社 | エアバッグ収納用カバー |
-
1989
- 1989-02-18 DE DE3904977A patent/DE3904977C1/de not_active Expired - Lifetime
-
1990
- 1990-01-31 SE SE9000334A patent/SE469121B/sv not_active IP Right Cessation
- 1990-01-31 GB GB9002146A patent/GB2228714B/en not_active Expired - Fee Related
- 1990-02-14 JP JP2031686A patent/JPH0645184B2/ja not_active Expired - Fee Related
- 1990-02-15 IT IT47635A patent/IT1239593B/it active IP Right Grant
- 1990-02-16 FR FR9001902A patent/FR2643306A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2643451A1 (de) * | 1975-09-30 | 1977-04-07 | Nissan Motor | Luftkissen fuer fahrzeuge |
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 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2659267A1 (fr) * | 1990-03-06 | 1991-09-13 | Takata Corp | Procede de fabrication d'un couvercle modulaire pour ballonnet gonflable de protection contre les collisions. |
WO1992014632A1 (en) * | 1991-02-13 | 1992-09-03 | Allied-Signal Inc. | Air bag door with unzipping seam |
EP0583079A1 (en) * | 1992-08-13 | 1994-02-16 | Davidson Textron Inc. | 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 |
EP0741062A2 (de) * | 1995-05-03 | 1996-11-06 | Eldra Kunststofftechnik Gmbh | Airbag-Abdeckung sowie Verfahren zu seiner Herstellung |
EP0741062A3 (zh) * | 1995-05-03 | 1996-12-11 | Eldra Kunststofftechnik Gmbh | |
DE19636428A1 (de) * | 1996-09-07 | 1998-03-12 | Jenoptik Jena Gmbh | Airbag-Abdeckung |
DE19636428B4 (de) * | 1996-09-07 | 2004-06-17 | Jenoptik Ag | Fahrzeuginnenverkleidungsteil mit integrierter Airbag-Abdeckung |
MY119396A (en) * | 1996-09-07 | 2005-05-31 | Jenoptik Jena Gmbh | Airbag cover |
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 |
Also Published As
Publication number | Publication date |
---|---|
GB9002146D0 (en) | 1990-03-28 |
IT1239593B (it) | 1993-11-10 |
SE9000334D0 (sv) | 1990-01-31 |
FR2643306B1 (zh) | 1994-08-19 |
GB2228714A (en) | 1990-09-05 |
IT9047635A1 (it) | 1990-08-19 |
SE469121B (sv) | 1993-05-17 |
FR2643306A1 (fr) | 1990-08-24 |
JPH0645184B2 (ja) | 1994-06-15 |
SE9000334L (sv) | 1990-08-19 |
JPH02248238A (ja) | 1990-10-04 |
GB2228714B (en) | 1992-09-16 |
IT9047635A0 (it) | 1990-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8100 | Publication of patent without earlier publication of application | ||
D1 | Grant (no unexamined application published) patent law 81 | ||
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: DAIMLERCHRYSLER AG, 70567 STUTTGART, DE |
|
8339 | Ceased/non-payment of the annual fee |