DE2403680A1 - - Google Patents

Info

Publication number
DE2403680A1
DE2403680A1 DE19742403680 DE2403680A DE2403680A1 DE 2403680 A1 DE2403680 A1 DE 2403680A1 DE 19742403680 DE19742403680 DE 19742403680 DE 2403680 A DE2403680 A DE 2403680A DE 2403680 A1 DE2403680 A1 DE 2403680A1
Authority
DE
Germany
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
DE19742403680
Other versions
DE2403680C2 (de
DE2403680B1 (de
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
Publication of DE2403680A1 publication Critical patent/DE2403680A1/de
Publication of DE2403680B1 publication Critical patent/DE2403680B1/de
Application granted granted Critical
Publication of DE2403680C2 publication Critical patent/DE2403680C2/de
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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
DE19742403680 1973-12-21 1974-01-23 Elektromechanisches Bandfilter mit Biegeschwingern aus Metall Expired DE2403680C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1798273A CH568683A5 (de) 1973-12-21 1973-12-21
CH1798273 1973-12-21

Publications (3)

Publication Number Publication Date
DE2403680A1 true DE2403680A1 (de) 1975-06-19
DE2403680B1 DE2403680B1 (de) 1975-06-19
DE2403680C2 DE2403680C2 (de) 1976-02-12

Family

ID=

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528806A (en) * 1989-09-21 1996-06-25 Nihon Musen Kabushiki Kaisha Tunable composite longitudinal vibration mechanical filter manufacturing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528806A (en) * 1989-09-21 1996-06-25 Nihon Musen Kabushiki Kaisha Tunable composite longitudinal vibration mechanical filter manufacturing method
US5740595A (en) * 1989-09-21 1998-04-21 Nihon Musen Kabushiki Kaisha Composite longitudinal vibration mechanical filter's method of manufacturing including undesired vibration absorber
US5751200A (en) * 1989-09-21 1998-05-12 Nihon Musen Kabushiki Kaisha Composite longitudinal vibration mechanical filter having undesired vibration absorber

Also Published As

Publication number Publication date
CH568683A5 (de) 1975-10-31
DE2403680B1 (de) 1975-06-19

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8328 Change in the person/name/address of the agent

Free format text: VOIGT, G., DIPL.-ING., PAT.-ANW., 8500 NUERNBERG

8339 Ceased/non-payment of the annual fee