GB2179794B - Variable capacitors - Google Patents

Variable capacitors

Info

Publication number
GB2179794B
GB2179794B GB8620270A GB8620270A GB2179794B GB 2179794 B GB2179794 B GB 2179794B GB 8620270 A GB8620270 A GB 8620270A GB 8620270 A GB8620270 A GB 8620270A GB 2179794 B GB2179794 B GB 2179794B
Authority
GB
United Kingdom
Prior art keywords
variable capacitors
capacitors
variable
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
GB8620270A
Other versions
GB8620270D0 (en
GB2179794A (en
Inventor
Hiroaki Horie
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co 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
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of GB8620270D0 publication Critical patent/GB8620270D0/en
Publication of GB2179794A publication Critical patent/GB2179794A/en
Application granted granted Critical
Publication of GB2179794B publication Critical patent/GB2179794B/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G5/00Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G5/00Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/38Multiple capacitors, e.g. ganged
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G5/00Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
    • H01G5/04Capacitors 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
    • H01G5/06Capacitors 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
GB8620270A 1985-08-30 1986-08-20 Variable capacitors Expired GB2179794B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985131727U JPS6240821U (en) 1985-08-30 1985-08-30

Publications (3)

Publication Number Publication Date
GB8620270D0 GB8620270D0 (en) 1986-10-01
GB2179794A GB2179794A (en) 1987-03-11
GB2179794B true GB2179794B (en) 1989-09-27

Family

ID=15064785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8620270A Expired GB2179794B (en) 1985-08-30 1986-08-20 Variable capacitors

Country Status (3)

Country Link
JP (1) JPS6240821U (en)
KR (1) KR900002522Y1 (en)
GB (1) GB2179794B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2175745A (en) * 1985-05-27 1986-12-03 Alps Electric Co Ltd A miniature variable condenser

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB256324A (en) * 1925-05-07 1926-08-09 Ralph Leonard Aspden Improvements in variable condensers
GB357096A (en) * 1930-06-12 1931-09-14 Gen Electric Co Ltd Improvements in or relating to electrostatic condensers for wireless apparatus
GB456146A (en) * 1934-05-09 1936-11-03 Radio Condenser Co Improvements in or relating to electrical condensers
GB469915A (en) * 1936-02-24 1937-08-05 William Oscar Heyne Improvements in variable electric condensers
GB480200A (en) * 1936-11-13 1938-02-18 William Rogers Improvements in or relating to variable electric condensers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2175745A (en) * 1985-05-27 1986-12-03 Alps Electric Co Ltd A miniature variable condenser

Also Published As

Publication number Publication date
GB8620270D0 (en) 1986-10-01
KR870004365U (en) 1987-07-31
JPS6240821U (en) 1987-03-11
GB2179794A (en) 1987-03-11
KR900002522Y1 (en) 1990-03-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee