DE3743216C2 - Hochfrequenzschwingkreis - Google Patents

Hochfrequenzschwingkreis

Info

Publication number
DE3743216C2
DE3743216C2 DE3743216A DE3743216A DE3743216C2 DE 3743216 C2 DE3743216 C2 DE 3743216C2 DE 3743216 A DE3743216 A DE 3743216A DE 3743216 A DE3743216 A DE 3743216A DE 3743216 C2 DE3743216 C2 DE 3743216C2
Authority
DE
Germany
Prior art keywords
resonant circuit
circuit according
substance
capacitor
carrier
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 - Fee Related
Application number
DE3743216A
Other languages
German (de)
English (en)
Other versions
DE3743216A1 (de
Inventor
Dierk Dipl Phys Dr Schroeder
Norbert Dipl Ing Hohenstein
Bernd Ing Grad Heck
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.)
Koerber AG
Original Assignee
Hauni Werke Koerber and Co KG
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 Hauni Werke Koerber and Co KG filed Critical Hauni Werke Koerber and Co KG
Priority to DE3743216A priority Critical patent/DE3743216C2/de
Priority to CA000585038A priority patent/CA1333450C/en
Priority to IT8822967A priority patent/IT1228037B/it
Priority to JP63316612A priority patent/JPH01203958A/ja
Priority to GB8829323A priority patent/GB2211618B/en
Priority to FR8816657A priority patent/FR2627866A1/fr
Publication of DE3743216A1 publication Critical patent/DE3743216A1/de
Application granted granted Critical
Publication of DE3743216C2 publication Critical patent/DE3743216C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Ceramic Capacitors (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE3743216A 1987-12-19 1987-12-19 Hochfrequenzschwingkreis Expired - Fee Related DE3743216C2 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE3743216A DE3743216C2 (de) 1987-12-19 1987-12-19 Hochfrequenzschwingkreis
CA000585038A CA1333450C (en) 1987-12-19 1988-12-06 High frequency oscillatory circuit
IT8822967A IT1228037B (it) 1987-12-19 1988-12-16 Circuito oscillante ad alta frequenza
JP63316612A JPH01203958A (ja) 1987-12-19 1988-12-16 高周波振動回路
GB8829323A GB2211618B (en) 1987-12-19 1988-12-16 High frequency oscillatory circuit device
FR8816657A FR2627866A1 (enExample) 1987-12-19 1988-12-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3743216A DE3743216C2 (de) 1987-12-19 1987-12-19 Hochfrequenzschwingkreis

Publications (2)

Publication Number Publication Date
DE3743216A1 DE3743216A1 (de) 1989-06-29
DE3743216C2 true DE3743216C2 (de) 1996-12-19

Family

ID=6343055

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3743216A Expired - Fee Related DE3743216C2 (de) 1987-12-19 1987-12-19 Hochfrequenzschwingkreis

Country Status (6)

Country Link
JP (1) JPH01203958A (enExample)
CA (1) CA1333450C (enExample)
DE (1) DE3743216C2 (enExample)
FR (1) FR2627866A1 (enExample)
GB (1) GB2211618B (enExample)
IT (1) IT1228037B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004063228A1 (de) * 2004-12-22 2006-07-06 Hauni Maschinenbau Ag Meßvorrichtung und -verfahren zur Bestimmung einer dielektrischen Eigenschaft, insbesondere der Feuchte und/oder Dichte, eines Produkts

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19934881A1 (de) * 1999-07-24 2001-01-25 Deere & Co Einrichtung zur Messung der Feuchtigkeit von Erntegut
DE102004063229B4 (de) 2004-12-22 2007-06-14 Hauni Maschinenbau Ag Meßvorrichtung und -verfahren zur Erkennung von Fremdkörpern in einem Produkt, insbesondere in Tabak, Baumwolle oder einem anderen Faserprodukt
WO2008111403A1 (ja) * 2007-03-15 2008-09-18 Ngk Insulators, Ltd. 粒子状物質検出装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1000472A (en) * 1962-01-29 1965-08-04 British American Tobacco Co Improvements relating to the testing of moisture content of tobacco and other loose material
GB1103275A (en) * 1964-02-05 1968-02-14 Nat Res Dev Testing the stability of suspensions in liquid media
DE2146386C3 (de) * 1971-09-16 1980-10-02 Hauni-Werke Koerber & Co Kg, 2050 Hamburg Anordnung zum Erfassen der Feuchte von Tabak o.a. rauchfähigem Gut
US3811087A (en) * 1973-05-21 1974-05-14 Rothmans Of Pall Mall Measurement of moisture content of materials
US3979581A (en) * 1974-02-26 1976-09-07 Hauni-Werke Korber & Co., Kg Method and arrangement for determining the mass of tobacco or the like by capacitance and attenuation measurements in a resonant high frequency oscillator circuit
JPS54154074A (en) * 1978-05-25 1979-12-04 Matsushita Electric Industrial Co Ltd Inductance parts
JPS57148242A (en) * 1981-03-09 1982-09-13 Nissan Motor Co Ltd Electrostatic capacity sensor
FI68730C (fi) * 1982-02-01 1985-10-10 Kajaani Oy Foerfarande och anordning foer maetning av kolhalt i flygaska
GB2125553A (en) * 1982-08-10 1984-03-07 Standard Telephones Cables Ltd Multi-purpose sensor/detector for fluid
DE3329025A1 (de) * 1983-08-11 1985-02-28 Kurt 7895 Klettgau Arnold Verfahren und einrichtung zum bestimmen des feuchtegehalts von getreide und anderen koernigen stoffen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004063228A1 (de) * 2004-12-22 2006-07-06 Hauni Maschinenbau Ag Meßvorrichtung und -verfahren zur Bestimmung einer dielektrischen Eigenschaft, insbesondere der Feuchte und/oder Dichte, eines Produkts
DE102004063228B4 (de) * 2004-12-22 2007-06-28 Hauni Maschinenbau Ag Meßvorrichtung und -verfahren zur Bestimmung einer dielektrischen Eigenschaft, insbesondere der Feuchte und/oder Dichte, eines Produkts

Also Published As

Publication number Publication date
DE3743216A1 (de) 1989-06-29
IT1228037B (it) 1991-05-27
JPH01203958A (ja) 1989-08-16
CA1333450C (en) 1994-12-13
GB8829323D0 (en) 1989-02-01
GB2211618A (en) 1989-07-05
GB2211618B (en) 1992-07-15
FR2627866A1 (enExample) 1989-09-01
IT8822967A0 (it) 1988-12-16

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: HAUNI MASCHINENBAU AG, 21033 HAMBURG, DE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee