FR1563459A - - Google Patents

Info

Publication number
FR1563459A
FR1563459A FR1563459DA FR1563459A FR 1563459 A FR1563459 A FR 1563459A FR 1563459D A FR1563459D A FR 1563459DA FR 1563459 A FR1563459 A FR 1563459A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1563459A publication Critical patent/FR1563459A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR1563459D 1967-05-12 1968-05-09 Expired FR1563459A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0109856 1967-05-12

Publications (1)

Publication Number Publication Date
FR1563459A true FR1563459A (fr) 1969-04-11

Family

ID=7529821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1563459D Expired FR1563459A (fr) 1967-05-12 1968-05-09

Country Status (8)

Country Link
US (1) US3577180A (fr)
BE (1) BE714983A (fr)
CH (1) CH482356A (fr)
DE (1) DE1541975C3 (fr)
FR (1) FR1563459A (fr)
GB (1) GB1160507A (fr)
NL (1) NL142846B (fr)
SE (1) SE328070B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2176919A1 (fr) * 1972-03-23 1973-11-02 Siemens Ag
FR2441958A1 (fr) * 1978-11-13 1980-06-13 Fujitsu Ltd Filtre mecanique

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2142332C2 (de) * 1971-08-24 1983-07-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Mechanisches Filter und Verfahren zur Herstellung des Filters
DE2607879C3 (de) * 1976-02-26 1981-06-19 Siemens AG, 1000 Berlin und 8000 München Elektromechanisches Filter, bei welchem mehrere, parallelachsig angeordnete, stabförmig ausgebildete mechanische Biegeresonatoren vorgesehen sind
DE2729839C3 (de) * 1977-07-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Trägerfrequentes Nachrichtenübertragungssystem mit Vormodulation
DE2903943A1 (de) * 1979-02-02 1980-08-07 Licentia Gmbh Verfahren zum durchschalten von kanaelen oder kanalbuendeln zwischen zwei vormodulationssystemen mit unterschiedlicher vorkanallage
US4573028A (en) * 1983-11-07 1986-02-25 Rockwell International Corporation Mechanical filter apparatus having interchanged resonator means for improved coupling of bridging wires
JP3823340B2 (ja) * 1994-08-01 2006-09-20 株式会社ニコン 振動モータ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2656516A (en) * 1952-08-14 1953-10-20 Collins Radio Co Filter using transverse supporting means
US2829350A (en) * 1955-08-16 1958-04-01 Collins Radio Co Mechanical filter with coupling wires
US2906971A (en) * 1956-02-10 1959-09-29 Bell Telephone Labor Inc Torsional vibrational wave filters and delay lines
GB1041375A (en) * 1962-06-28 1966-09-07 Telefunken Patent Mechanical frequency filter
US3135933A (en) * 1962-07-26 1964-06-02 Collins Radio Co M derived mechanical filter
US3440572A (en) * 1966-05-27 1969-04-22 Collins Radio Co Mechanical filter section with envelope delay compensation characteristic

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2176919A1 (fr) * 1972-03-23 1973-11-02 Siemens Ag
FR2441958A1 (fr) * 1978-11-13 1980-06-13 Fujitsu Ltd Filtre mecanique

Also Published As

Publication number Publication date
DE1541975A1 (de) 1969-12-11
DE1541975B2 (de) 1974-07-25
BE714983A (fr) 1968-11-12
CH482356A (de) 1969-11-30
DE1541975C3 (de) 1975-03-06
GB1160507A (en) 1969-08-06
NL6806087A (fr) 1968-11-13
SE328070B (fr) 1970-09-07
US3577180A (en) 1971-05-04
NL142846B (nl) 1974-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse