CA946948A - Variable disk capacitors - Google Patents

Variable disk capacitors

Info

Publication number
CA946948A
CA946948A CA140,995A CA140995A CA946948A CA 946948 A CA946948 A CA 946948A CA 140995 A CA140995 A CA 140995A CA 946948 A CA946948 A CA 946948A
Authority
CA
Canada
Prior art keywords
variable disk
disk capacitors
capacitors
variable
disk
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
Application number
CA140,995A
Other versions
CA140995S (en
Inventor
John E. Johanson
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.)
Johanson Manufacturing Corp
Original Assignee
Johanson Manufacturing Corp
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 Johanson Manufacturing Corp filed Critical Johanson Manufacturing Corp
Application granted granted Critical
Publication of CA946948A publication Critical patent/CA946948A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/38—Multiple capacitors, e.g. ganged
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/04—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode
    • H01G5/06—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture using variation of effective area of electrode due to rotation of flat or substantially flat electrodes
CA140,995A 1972-01-03 1972-05-01 Variable disk capacitors Expired CA946948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21459372A 1972-01-03 1972-01-03

Publications (1)

Publication Number Publication Date
CA946948A true CA946948A (en) 1974-05-07

Family

ID=22799685

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,995A Expired CA946948A (en) 1972-01-03 1972-05-01 Variable disk capacitors

Country Status (7)

Country Link
US (1) US3701932A (en)
JP (2) JPS5235111B2 (en)
CA (1) CA946948A (en)
CH (1) CH546471A (en)
DE (1) DE2229315C3 (en)
FR (1) FR2166346B1 (en)
IL (1) IL38808A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412664Y2 (en) * 1974-02-12 1979-06-02
JPS50111572A (en) * 1974-02-14 1975-09-02
US4039906A (en) * 1975-07-24 1977-08-02 E. F. Johnson Company Variable capacitor
US4095263A (en) * 1976-08-31 1978-06-13 Johanson Manufacturing Corporation Adjustable capacitors
FR2406298A1 (en) * 1977-10-15 1979-05-11 Mitsumi Electric Co Ltd VERY SMALL VARIABLE CAPACITOR
JPS5493143U (en) * 1977-12-15 1979-07-02
JPS5493142U (en) * 1977-12-15 1979-07-02
US4179722A (en) * 1978-08-17 1979-12-18 Johanson Manufacturing Corporation Sealed tunable capacitor
US4242716A (en) * 1979-03-26 1980-12-30 Johanson Manufacturing Corporation Differential disc capacitor
US4549246A (en) * 1984-07-02 1985-10-22 E. F. Johnson Company Air dielectric variable capacitor utilizing a stator formed as part of the circuit layout on the substrate
US4876627A (en) * 1989-04-06 1989-10-24 Voltronics Corporation Variable electronic component
US5155654A (en) * 1991-05-30 1992-10-13 Voltronics Corporation Variable electronic component

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732498A (en) * 1956-01-24 Series tuned high frequency oscillators
GB899088A (en) *
US2109266A (en) * 1936-12-03 1938-02-22 Albert W Franklin Condenser
US2535367A (en) * 1945-12-21 1950-12-26 Erie Resistor Corp Variable condenser
US3202890A (en) * 1961-12-20 1965-08-24 Toko Radio Coil Kenkyusho Kk Variable capacitor
FR1319203A (en) * 1962-04-06 1963-02-22 Stettner & Co Ceramic disc capacitor-trimmer

Also Published As

Publication number Publication date
JPS5241857A (en) 1977-03-31
FR2166346B1 (en) 1974-07-26
IL38808A0 (en) 1972-04-27
DE2229315A1 (en) 1973-07-19
US3701932A (en) 1972-10-31
JPS5235111B2 (en) 1977-09-07
JPS5441701B2 (en) 1979-12-10
DE2229315C3 (en) 1975-03-06
JPS4873756A (en) 1973-10-04
DE2229315B2 (en) 1974-07-18
IL38808A (en) 1975-10-15
FR2166346A1 (en) 1973-08-17
CH546471A (en) 1974-02-28

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