JPS60112893U - resonator - Google Patents

resonator

Info

Publication number
JPS60112893U
JPS60112893U JP20187283U JP20187283U JPS60112893U JP S60112893 U JPS60112893 U JP S60112893U JP 20187283 U JP20187283 U JP 20187283U JP 20187283 U JP20187283 U JP 20187283U JP S60112893 U JPS60112893 U JP S60112893U
Authority
JP
Japan
Prior art keywords
resonator
resonant
product
insulating substrate
vessel
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
JP20187283U
Other languages
Japanese (ja)
Inventor
三谷　尚弘
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP20187283U priority Critical patent/JPS60112893U/en
Publication of JPS60112893U publication Critical patent/JPS60112893U/en
Pending legal-status Critical Current

Links

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図は商品盗難防止システムの概略を示す図、第２図
は従来の共振器を示す概略斜視図、第３図は共振器の共
振回路を示す回路図、第４図は本考案の共振器の一実施
例を示す概略斜視図、第５図は第４図の共振器を示す分
解斜視図、第６図　　　　″は検知装置の一例を示すブ
ロック図である。 ５・・・・・・共振器、７，１５・・・・・・コイル、
８，１６・・・・・・コンデンサ、９，１７・・・・・
・共振回路、１０・・・・・・商品（カセットテープ）
、１１・・・・・！商品ケース、１２，１３・・・・・
・第１および第２の共振器、１４・・・・・・絶縁性基
板。Figure 1 is a diagram showing the outline of the product theft prevention system, Figure 2 is a schematic perspective view showing a conventional resonator, Figure 3 is a circuit diagram showing the resonant circuit of the resonator, and Figure 4 is the resonance circuit of the present invention. 5 is an exploded perspective view showing the resonator of FIG. 4, and FIG. 6'' is a block diagram showing an example of the detection device. 5... Resonator, 7, 15... Coil,
8, 16... Capacitor, 9, 17...
・Resonance circuit, 10...Product (cassette tape)
, 11...! Product case, 12, 13...
- First and second resonators, 14... insulating substrate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 絶縁性基板に形成されたループ状のコイルとコンデンサ
とからなる共振回路を具備するとともに商品に付される
共振器において、共振周波数の異なる複数の前記共振回
路を備えてなることを特徴とする共振器。A resonator comprising a resonant circuit comprising a loop-shaped coil and a capacitor formed on an insulating substrate and attached to a product, characterized in that the resonator comprises a plurality of the resonant circuits having different resonant frequencies. vessel.
JP20187283U 1983-12-30 1983-12-30 resonator Pending JPS60112893U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20187283U JPS60112893U (en) 1983-12-30 1983-12-30 resonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20187283U JPS60112893U (en) 1983-12-30 1983-12-30 resonator

Publications (1)

Publication Number Publication Date
JPS60112893U true JPS60112893U (en) 1985-07-31

Family

ID=30764059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20187283U Pending JPS60112893U (en) 1983-12-30 1983-12-30 resonator

Country Status (1)

Country Link
JP (1) JPS60112893U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4877695A (en) * 1971-12-30 1973-10-18
JPS534410A (en) * 1976-07-02 1978-01-17 Masakiyo Negishi Device for transmitting information wave using resonator
JPS53135600A (en) * 1977-04-28 1978-11-27 Parmeko Ltd Method of supervising position of reception*reeradiation element located in surveyed zone* and reception*reeradiation element for said method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4877695A (en) * 1971-12-30 1973-10-18
JPS534410A (en) * 1976-07-02 1978-01-17 Masakiyo Negishi Device for transmitting information wave using resonator
JPS53135600A (en) * 1977-04-28 1978-11-27 Parmeko Ltd Method of supervising position of reception*reeradiation element located in surveyed zone* and reception*reeradiation element for said method

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