JPS58182490U - Radio wave leakage prevention device - Google Patents

Radio wave leakage prevention device

Info

Publication number
JPS58182490U
JPS58182490U JP1982079007U JP7900782U JPS58182490U JP S58182490 U JPS58182490 U JP S58182490U JP 1982079007 U JP1982079007 U JP 1982079007U JP 7900782 U JP7900782 U JP 7900782U JP S58182490 U JPS58182490 U JP S58182490U
Authority
JP
Japan
Prior art keywords
radio wave
wave leakage
door
prevention device
leakage prevention
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.)
Pending
Application number
JP1982079007U
Other languages
Japanese (ja)
Inventor
石野　健
康雄 橋本
Original Assignee
ティーディーケイ株式会社
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 ティーディーケイ株式会社 filed Critical ティーディーケイ株式会社
Priority to JP1982079007U priority Critical patent/JPS58182490U/en
Priority to GB08230255A priority patent/GB2122059B/en
Priority to US06/438,256 priority patent/US4525614A/en
Priority to IT8268285A priority patent/IT1191223B/en
Priority to DE3242125A priority patent/DE3242125C2/en
Priority to FR8219333A priority patent/FR2527886A1/en
Publication of JPS58182490U publication Critical patent/JPS58182490U/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/76—Prevention of microwave leakage, e.g. door sealings
    • H05B6/763—Microwave radiation seals for doors
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/6414—Aspects relating to the door of the microwave heating apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Hard Magnetic Materials (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の電波漏洩防止装置の構造例、第２図と第
３図はチョークカバーの誘電＊と特性との関係を示す図
、第４図は本考案による電波漏洩防止装置の構造例、第
５図ａ　”−ｃは本考案の各種修飾例を示す。 ６：チョーク溝、１４：チョークカバー。 マ′）震−一一 １゜。［）１ 一誇も率ε′Figure 1 is a structural example of a conventional radio wave leakage prevention device, Figures 2 and 3 are diagrams showing the relationship between the dielectricity* of the choke cover and its characteristics, and Figure 4 is a structural example of a radio wave leakage prevention device according to the present invention. , Fig. 5 a''-c shows various modification examples of the present invention. 6: Chalk groove, 14: Chalk cover.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 開閉可能な扉をふくみ閉じた構造の本体を有し、本体と
扉の間の電波漏洩通路からの電波漏洩を防止する装置に
おいて、電波漏洩通路に面して本体及び扉の少なくとも
一方にチョーク溝が設けられ、該チョーク溝の入口をチ
ョークカバーによりふさぐ構造を有し、前記チョークカ
バーは磁性体と絶縁体の混合物で複素誘電率の実数値Ｅ
′が１５以下である均一な厚さの材料から構成され、そ
の表面は平坦で且つ前記本体または扉の対向壁と平行状
態になる如く取付けられていることを特徴とする電波漏
洩防止装置。In a device that has a closed body including a door that can be opened and closed, and prevents radio wave leakage from a radio wave leakage path between the main body and the door, a choke groove is provided in at least one of the main body and the door facing the radio wave leakage path. is provided, and has a structure in which the entrance of the choke groove is blocked by a choke cover, and the choke cover is a mixture of a magnetic material and an insulating material and has a real value E of the complex dielectric constant.
1. A radio wave leakage prevention device, characterized in that it is made of a material with a uniform thickness and has a flat surface and is installed parallel to the opposite wall of the main body or the door.
JP1982079007U 1982-05-28 1982-05-31 Radio wave leakage prevention device Pending JPS58182490U (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1982079007U JPS58182490U (en) 1982-05-31 1982-05-31 Radio wave leakage prevention device
GB08230255A GB2122059B (en) 1982-05-28 1982-10-22 An absorber device for microwave leakage
US06/438,256 US4525614A (en) 1982-05-28 1982-11-01 Absorber device for microwave leakage
IT8268285A IT1191223B (en) 1982-05-28 1982-11-04 ELECTROMAGNETIC WAVES ABSORBING DEVICE TO PREVENT MICROWAVE DISPERSIONS
DE3242125A DE3242125C2 (en) 1982-05-28 1982-11-13 Wave absorber for a microwave oven
FR8219333A FR2527886A1 (en) 1982-05-28 1982-11-18 ABSORBING DEVICE FOR MICROWAVE LEAKS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982079007U JPS58182490U (en) 1982-05-31 1982-05-31 Radio wave leakage prevention device

Publications (1)

Publication Number Publication Date
JPS58182490U true JPS58182490U (en) 1983-12-05

Family

ID=30088204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982079007U Pending JPS58182490U (en) 1982-05-28 1982-05-31 Radio wave leakage prevention device

Country Status (1)

Country Link
JP (1) JPS58182490U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852035A (en) * 1971-11-01 1973-07-21
JPS5529600A (en) * 1979-09-01 1980-03-01 Ig Tech Res Inc Fireproofing polyisocyanurate foam

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852035A (en) * 1971-11-01 1973-07-21
JPS5529600A (en) * 1979-09-01 1980-03-01 Ig Tech Res Inc Fireproofing polyisocyanurate foam

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