DK0425262T3 - Absorbere - Google Patents

Absorbere

Info

Publication number
DK0425262T3
DK0425262T3 DK90311642T DK90311642T DK0425262T3 DK 0425262 T3 DK0425262 T3 DK 0425262T3 DK 90311642 T DK90311642 T DK 90311642T DK 90311642 T DK90311642 T DK 90311642T DK 0425262 T3 DK0425262 T3 DK 0425262T3
Authority
DK
Denmark
Prior art keywords
conductive layer
reflector
absorber
substrate
mounting
Prior art date
Application number
DK90311642T
Other languages
English (en)
Inventor
Klaus Norbert Tusch
Original Assignee
Colebrand Ltd
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
Priority claimed from GB898924084A external-priority patent/GB8924084D0/en
Application filed by Colebrand Ltd filed Critical Colebrand Ltd
Application granted granted Critical
Publication of DK0425262T3 publication Critical patent/DK0425262T3/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/268—Monolayer with structurally defined element
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31—Surface property or characteristic of web, sheet or block
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • Y10T428/31529—Next to metal

Landscapes

  • Laminated Bodies (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Aerials With Secondary Devices (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Materials For Medical Uses (AREA)
DK90311642T 1989-10-26 1990-10-24 Absorbere DK0425262T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898924084A GB8924084D0 (en) 1989-10-26 1989-10-26 Absorbers
GB909021027A GB9021027D0 (en) 1989-10-26 1990-09-27 Absorbers

Publications (1)

Publication Number Publication Date
DK0425262T3 true DK0425262T3 (da) 1995-10-30

Family

ID=26296108

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90311642T DK0425262T3 (da) 1989-10-26 1990-10-24 Absorbere

Country Status (8)

Country Link
US (1) US5225284A (da)
EP (1) EP0425262B1 (da)
AT (1) ATE124174T1 (da)
DE (1) DE69020301T2 (da)
DK (1) DK0425262T3 (da)
ES (1) ES2075167T3 (da)
GB (1) GB2239738B (da)
GR (1) GR3017423T3 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2608980B (en) * 1990-08-21 2024-04-10 Colebrand Ltd A protection device
FR2908560B1 (fr) * 1991-11-25 2009-09-25 Aerospatiale Soc Nat Ind Sa Materiau composite structural a peau et un procede pour la fabrication de celui-ci
DK0705487T3 (da) * 1993-06-25 1999-08-09 Guenter Nimtz Anordning til bredbåndet absorption af elektromagnetiske bølger og fremgangsmåde til fremstilling af denne anordning
DE9408490U1 (de) * 1994-05-25 1995-09-28 Ernst Fehr technische Vertretungen und Beratung, Goldach Strahlenschirmschutzauflage
US6224982B1 (en) * 1999-12-21 2001-05-01 Lockhead Martin Corporation Normal incidence multi-layer elastomeric radar absorber
US20040021597A1 (en) * 2002-05-07 2004-02-05 Dvorak George J. Optimization of electromagnetic absorption in laminated composite plates
DE102008036500A1 (de) 2008-08-05 2010-02-11 Hans-Dieter Cornelius Verfahren zur Herstellung eines graduierten Mikrowellenabsorbers
DE102008051028A1 (de) * 2008-10-13 2010-04-15 Nimtz, Günter, Prof. Dr. Anordnung zur Absorption von elektromagnetischen Wellen und Absorberplatte

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE977551C (de) * 1956-08-27 1966-12-22 Eltro GmbH & Co Gesellschaft fur Strahlungstechnik, Heidelberg Als Interferenzabsorber (Hochfrequenzabsorber) wirkende Dachpappe
DE977525C (de) * 1956-08-31 1966-11-24 Eltro G M B H & Co Ges Fuer St Interferenzabsorber fuer Funkwellen als Radartarnung fuer Start- und Landebahnen
DE977527C (de) * 1956-08-31 1966-11-24 Eltro G M B H & Co Ges Fuer St Interferenzabsorber fuer Funkwellen als Radartarnung fuer Flugzeuge, Schiffe u. dgl.
DE977522C (de) * 1957-01-15 1966-11-03 Eltro G M B H & Co Ges Fuer St Verpackungsmaterial in Form von Behaeltern mit Interferenzabsorption fuer elektromagnetische Wellen
NL112646C (da) * 1958-12-04
NL242147A (da) * 1959-07-03
US4012738A (en) * 1961-01-31 1977-03-15 The United States Of America As Represented By The Secretary Of The Navy Combined layers in a microwave radiation absorber
US3526896A (en) * 1961-02-02 1970-09-01 Ludwig Wesch Resonance absorber for electromagnetic waves
US3887920A (en) * 1961-03-16 1975-06-03 Us Navy Thin, lightweight electromagnetic wave absorber
US3938152A (en) * 1963-06-03 1976-02-10 Mcdonnell Douglas Corporation Magnetic absorbers
US4924228A (en) * 1963-07-17 1990-05-08 Boeing Company Aircraft construction
US4024318A (en) * 1966-02-17 1977-05-17 Exxon Research And Engineering Company Metal-filled plastic material
US4173018A (en) * 1967-07-27 1979-10-30 Whittaker Corporation Anti-radar means and techniques
US4170010A (en) * 1968-03-04 1979-10-02 Rockwell International Corporation Inflatable radiation attenuator
DE1916326A1 (de) * 1968-04-01 1969-10-30 Barracudaverken Ab Tarnungsmittel zum Verhindern oder Hemmen der Entdeckung durch Radarerkundung
US4006479A (en) * 1969-02-04 1977-02-01 The United States Of America As Represented By The Secretary Of The Air Force Method for dispersing metallic particles in a dielectric binder
US3568196A (en) * 1969-02-06 1971-03-02 Raytheon Co Radio frequency absorber
US4084161A (en) * 1970-05-26 1978-04-11 The United States Of America As Represented By The Secretary Of The Army Heat resistant radar absorber
US3721982A (en) * 1970-11-10 1973-03-20 Gruenzweig & Hartmann Absorber for electromagnetic radiation
GB1450791A (en) * 1973-05-18 1976-09-29 Vickers Ltd Sound absorbing materials
GB1540829A (en) * 1975-04-15 1979-02-14 Lucas Industries Ltd Method of manufacturing a recessed structure
US4038660A (en) * 1975-08-05 1977-07-26 The United States Of America As Represented By The Secretary Of The Army Microwave absorbers
GB2163296B (en) * 1977-09-01 1986-08-13 Elliott Bros Reducing radar reflections
SE8007075L (sv) * 1979-10-31 1981-05-01 Illinois Tool Works Skermning
US4522890A (en) * 1979-10-31 1985-06-11 Illinois Tool Works Inc. Multilayer high attenuation shielding structure
US4386354A (en) * 1980-12-15 1983-05-31 Plessey Overseas Limited Electromagnetic noise suppression
US4480256A (en) * 1981-08-18 1984-10-30 The Boeing Company Microwave absorber
JPS58169997A (ja) * 1982-03-31 1983-10-06 日本カ−ボン株式会社 電波吸収体
DE3534059C1 (en) * 1985-09-25 1990-05-17 Dornier Gmbh Fibre composite material
US4726980A (en) * 1986-03-18 1988-02-23 Nippon Carbon Co., Ltd. Electromagnetic wave absorbers of silicon carbide fibers
JPH0650799B2 (ja) * 1986-11-19 1994-06-29 喜之 内藤 電波吸収材
US4814546A (en) * 1987-11-25 1989-03-21 Minnesota Mining And Manufacturing Company Electromagnetic radiation suppression cover

Also Published As

Publication number Publication date
DE69020301T2 (de) 1996-02-08
GR3017423T3 (en) 1995-12-31
GB2239738B (en) 1994-10-19
EP0425262B1 (en) 1995-06-21
EP0425262A2 (en) 1991-05-02
GB9023194D0 (en) 1990-12-05
ES2075167T3 (es) 1995-10-01
US5225284A (en) 1993-07-06
EP0425262A3 (en) 1991-10-30
ATE124174T1 (de) 1995-07-15
GB2239738A (en) 1991-07-10
DE69020301D1 (de) 1995-07-27

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