DE3410503A1 - Verfahren zur herstellung von radomen - Google Patents

Verfahren zur herstellung von radomen

Info

Publication number
DE3410503A1
DE3410503A1 DE19843410503 DE3410503A DE3410503A1 DE 3410503 A1 DE3410503 A1 DE 3410503A1 DE 19843410503 DE19843410503 DE 19843410503 DE 3410503 A DE3410503 A DE 3410503A DE 3410503 A1 DE3410503 A1 DE 3410503A1
Authority
DE
Germany
Prior art keywords
fiber
outermost layer
layer
pressure
mold
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
DE19843410503
Other languages
German (de)
English (en)
Other versions
DE3410503C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Franz Jäger
Wolfgang Dr.-Phys. 7758 Meersburg Ludwig
Hans Wolfgang Dr.-Phys. 7997 Immenstaad Schroeder
Eckart Dr.-Phys. 7778 Markdorf Steinheil
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.)
Dornier GmbH
Original Assignee
Dornier System 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 Dornier System GmbH filed Critical Dornier System GmbH
Priority to DE19843410503 priority Critical patent/DE3410503A1/de
Priority to DE8585102504T priority patent/DE3563401D1/de
Priority to EP85102504A priority patent/EP0158116B1/de
Publication of DE3410503A1 publication Critical patent/DE3410503A1/de
Application granted granted Critical
Publication of DE3410503C2 publication Critical patent/DE3410503C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
    • B29C70/086—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of pure plastics material, e.g. foam layers
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/467—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements during mould closing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/12—Deep-drawing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H01Q1/421—Means for correcting aberrations introduced by a radome
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2071/00—Use of polyethers, e.g. PEEK, i.e. polyether-etherketone or PEK, i.e. polyetherketone or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform
    • B29K2105/256—Sheets, plates, blanks or films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0088—Molecular weight
    • 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
    • B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
    • B29L2031/3456—Antennas, e.g. radomes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/402—Coloured
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Reinforced Plastic Materials (AREA)
  • Laminated Bodies (AREA)
DE19843410503 1984-03-22 1984-03-22 Verfahren zur herstellung von radomen Granted DE3410503A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19843410503 DE3410503A1 (de) 1984-03-22 1984-03-22 Verfahren zur herstellung von radomen
DE8585102504T DE3563401D1 (en) 1984-03-22 1985-03-06 Method for manufacturing radomes
EP85102504A EP0158116B1 (de) 1984-03-22 1985-03-06 Verfahren zur Herstellung von Radomen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843410503 DE3410503A1 (de) 1984-03-22 1984-03-22 Verfahren zur herstellung von radomen

Publications (2)

Publication Number Publication Date
DE3410503A1 true DE3410503A1 (de) 1986-01-02
DE3410503C2 DE3410503C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-30

Family

ID=6231262

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19843410503 Granted DE3410503A1 (de) 1984-03-22 1984-03-22 Verfahren zur herstellung von radomen
DE8585102504T Expired DE3563401D1 (en) 1984-03-22 1985-03-06 Method for manufacturing radomes

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8585102504T Expired DE3563401D1 (en) 1984-03-22 1985-03-06 Method for manufacturing radomes

Country Status (2)

Country Link
EP (1) EP0158116B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE3410503A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4335558A1 (de) * 1993-10-19 1995-04-20 Deutsche Forsch Luft Raumfahrt Verfahren zum Herstellen von langfaserverstärkten Bauteilen
DE19712865A1 (de) * 1997-03-27 1997-09-25 Inst Verbundwerkstoffe Gmbh Verfahren zur Direktimprägnierung von Formteilen aus kontinuierlich faserverstärkten Thermoplasten
DE10017493A1 (de) * 2000-04-07 2001-10-18 Daimler Chrysler Ag Verfahren zur Herstellung eines Bauteils mit einem innenliegenden Gewebe sowie Bauteil
RU2186444C1 (ru) * 2001-08-06 2002-07-27 Акционерное общество открытого типа "ОКБ Сухого" Антенный обтекатель, способ его изготовления и способ изготовления слоя антенного обтекателя
DE102009016213A1 (de) * 2009-04-03 2010-10-14 Volkswagen Ag Verfahen zur Herstellung eines mehrschichtigen Faser-Thermoplast-Schichtverbundwerkstoffes sowie damit hergestellter Schichtverbundwerkstoff und Verfahren zur Herstellung eines Bauteils aus dem Schichtverbundwerkstoff
EP2571756B1 (en) * 2010-05-17 2018-05-16 Pepperl+Fuchs Gmbh Radome

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876049A (en) * 1985-11-21 1989-10-24 Nippon Petrochemicals Co., Ltd. Method for preparing molded articles of ultra-high molecular weight polyethylene
DE3542217A1 (de) * 1985-11-29 1987-06-04 Dornier Gmbh Verfahren zur herstellung von bauteilen aus faserverstaerkten thermoplasten
EP0237326A3 (en) * 1986-03-11 1990-03-21 Raychem Limited Curved composite article
US4946736A (en) * 1987-08-06 1990-08-07 W. L. Gore & Associates, Inc. Protective electromagnetically transparent window
AU603900B2 (en) * 1987-08-06 1990-11-29 W.L. Gore & Associates, Inc. Protective electromagnetically transparent window
US4784898A (en) * 1987-10-13 1988-11-15 The B. F. Goodrich Company High sonar transmission composition
FR2685081B1 (fr) * 1991-12-11 1994-02-04 Thomson Csf Structure a controle d'endommagement intrinseque, procede de fabrication et methode d'utilisation.
DE4200572C2 (de) * 1992-01-11 1994-05-26 Dornier Luftfahrt Verfahren zur Herstellung von regenerosionsgeschützten Radomen
US6242090B1 (en) 1993-07-26 2001-06-05 Hexcel Corporation Fibre reinforced resin composite products
FR2739725B1 (fr) * 1995-10-06 1997-11-07 Thomson Csf Indicateur d'erosion pour radome thermoplastique et procede de fabrication
DE29816114U1 (de) 1998-09-08 1998-12-24 TeleCommunikation Services GmbH, 01445 Radebeul Abdeckung für Richtfunkantennen
JP3784715B2 (ja) 2001-12-26 2006-06-14 シャープ株式会社 フィードホーン構造、その製造方法、コンバータおよび衛星通信受信用アンテナ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3236447A1 (de) * 1982-10-01 1984-04-05 Dornier System Gmbh, 7990 Friedrichshafen Endlosfaserverstaerkte verbundwerkstoffe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511691A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1951-03-20
US4194938A (en) * 1978-05-15 1980-03-25 The United States Of America As Represented By The Secretary Of The Army Prestressed article
DE2927653A1 (de) * 1979-07-09 1981-01-29 Hopp Ing Buero Verfahren zur herstellung von geformten, schussicheren einlagen oder schutzelementen fuer schutzwesten, schutzschilde, helme, kraftfahrzeuge usw.
DE3243925A1 (de) * 1982-11-26 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung von laminaten mit niedriger dielektrizitaetskonstante

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3236447A1 (de) * 1982-10-01 1984-04-05 Dornier System Gmbh, 7990 Friedrichshafen Endlosfaserverstaerkte verbundwerkstoffe

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CONT,D.A.,B.Sc.,C.Eng.M.I.E.E.: Special problems associated with aircraft radomes In: IEE Proc., Vol.128, P+F No.7, Dec.1981, S.412-418 *
CRONE,G.A.E.,B.Sc.,(Eng), Ph.D.: Design and performance of airborne radomes: a review In: IEE Proc., Vol.128, Pt.F., No.7, Dec.1981, S.451-464 *
SAECHTLING-ZEBROWSKI: Kunststoff-Taschenbuch, 20.Ausgabe, Carl-Hauser-Verlag, München 1965, S.164-165 *
WALTON,J.D., JR(Ed.): Radome Engineering Handbook,Marcel Dekker, Inc., New York 1970, S.135-160 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4335558A1 (de) * 1993-10-19 1995-04-20 Deutsche Forsch Luft Raumfahrt Verfahren zum Herstellen von langfaserverstärkten Bauteilen
DE19712865A1 (de) * 1997-03-27 1997-09-25 Inst Verbundwerkstoffe Gmbh Verfahren zur Direktimprägnierung von Formteilen aus kontinuierlich faserverstärkten Thermoplasten
DE10017493A1 (de) * 2000-04-07 2001-10-18 Daimler Chrysler Ag Verfahren zur Herstellung eines Bauteils mit einem innenliegenden Gewebe sowie Bauteil
US7147738B2 (en) 2000-04-07 2006-12-12 Daimlerchrysler Ag Component with an inner fabric and process for producing same
DE10017493B4 (de) * 2000-04-07 2009-02-26 Daimler Ag Verfahren zur Herstellung eines Bauteils mit einem innen liegenden Gewebe
RU2186444C1 (ru) * 2001-08-06 2002-07-27 Акционерное общество открытого типа "ОКБ Сухого" Антенный обтекатель, способ его изготовления и способ изготовления слоя антенного обтекателя
DE102009016213A1 (de) * 2009-04-03 2010-10-14 Volkswagen Ag Verfahen zur Herstellung eines mehrschichtigen Faser-Thermoplast-Schichtverbundwerkstoffes sowie damit hergestellter Schichtverbundwerkstoff und Verfahren zur Herstellung eines Bauteils aus dem Schichtverbundwerkstoff
EP2571756B1 (en) * 2010-05-17 2018-05-16 Pepperl+Fuchs Gmbh Radome

Also Published As

Publication number Publication date
DE3563401D1 (en) 1988-07-21
DE3410503C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-07-30
EP0158116A1 (de) 1985-10-16
EP0158116B1 (de) 1988-06-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: DORNIER GMBH, 7990 FRIEDRICHSHAFEN, DE

8339 Ceased/non-payment of the annual fee