FR2242815A1 - - Google Patents

Info

Publication number
FR2242815A1
FR2242815A1 FR7331614A FR7331614A FR2242815A1 FR 2242815 A1 FR2242815 A1 FR 2242815A1 FR 7331614 A FR7331614 A FR 7331614A FR 7331614 A FR7331614 A FR 7331614A FR 2242815 A1 FR2242815 A1 FR 2242815A1
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.)
Granted
Application number
FR7331614A
Other languages
French (fr)
Other versions
FR2242815B1 (cs
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.)
RIZHAVSKY ALEXANDR
Original Assignee
RIZHAVSKY ALEXANDR
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
Priority to US384977A priority Critical patent/US3878487A/en
Application filed by RIZHAVSKY ALEXANDR filed Critical RIZHAVSKY ALEXANDR
Priority to FR7331614A priority patent/FR2242815B1/fr
Publication of FR2242815A1 publication Critical patent/FR2242815A1/fr
Application granted granted Critical
Publication of FR2242815B1 publication Critical patent/FR2242815B1/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 elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/62—Filters comprising resonators of magnetostrictive material
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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)
FR7331614A 1973-08-02 1973-08-31 Expired FR2242815B1 (cs)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US384977A US3878487A (en) 1973-08-02 1973-08-02 Electromechanical disc filter
FR7331614A FR2242815B1 (cs) 1973-08-02 1973-08-31

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US384977A US3878487A (en) 1973-08-02 1973-08-02 Electromechanical disc filter
FR7331614A FR2242815B1 (cs) 1973-08-02 1973-08-31

Publications (2)

Publication Number Publication Date
FR2242815A1 true FR2242815A1 (cs) 1975-03-28
FR2242815B1 FR2242815B1 (cs) 1976-10-01

Family

ID=26217916

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7331614A Expired FR2242815B1 (cs) 1973-08-02 1973-08-31

Country Status (2)

Country Link
US (1) US3878487A (cs)
FR (1) FR2242815B1 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2290788A1 (fr) * 1974-11-08 1976-06-04 Siemens Ag Filtre pour oscillations electriques

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK1644019T4 (en) * 2003-05-29 2018-04-23 Shire Llc AMPHETAMINE COMPOUNDS RESISTANT TO ABUSE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615981A (en) * 1949-01-14 1952-10-28 Collins Radio Co Electromechanical filter
US3351875A (en) * 1962-12-20 1967-11-07 Collins Radio Co Ring coupled mechanical filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2290788A1 (fr) * 1974-11-08 1976-06-04 Siemens Ag Filtre pour oscillations electriques

Also Published As

Publication number Publication date
US3878487A (en) 1975-04-15
FR2242815B1 (cs) 1976-10-01

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Legal Events

Date Code Title Description
ST Notification of lapse