ES195270Y - IMPROVEMENTS IN ELECTROMECHANICAL FILTERS. - Google Patents

IMPROVEMENTS IN ELECTROMECHANICAL FILTERS.

Info

Publication number
ES195270Y
ES195270Y ES1971195270U ES195270U ES195270Y ES 195270 Y ES195270 Y ES 195270Y ES 1971195270 U ES1971195270 U ES 1971195270U ES 195270 U ES195270 U ES 195270U ES 195270 Y ES195270 Y ES 195270Y
Authority
ES
Spain
Prior art keywords
electromechanical filters
electromechanical
filters
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
ES1971195270U
Other languages
Spanish (es)
Other versions
ES195270U (en
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES195270U publication Critical patent/ES195270U/en
Application granted granted Critical
Publication of ES195270Y publication Critical patent/ES195270Y/en
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)
  • Filtering Materials (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
ES1971195270U 1970-03-06 1971-03-05 IMPROVEMENTS IN ELECTROMECHANICAL FILTERS. Expired ES195270Y (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB00911/70A GB1234748A (en) 1970-03-06 1970-03-06 Electromechanical filter

Publications (2)

Publication Number Publication Date
ES195270U ES195270U (en) 1975-01-16
ES195270Y true ES195270Y (en) 1975-06-01

Family

ID=9976567

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1971195270U Expired ES195270Y (en) 1970-03-06 1971-03-05 IMPROVEMENTS IN ELECTROMECHANICAL FILTERS.

Country Status (6)

Country Link
AU (1) AU2618471A (en)
CH (1) CH524928A (en)
DE (1) DE2110392C3 (en)
ES (1) ES195270Y (en)
GB (1) GB1234748A (en)
ZA (1) ZA708223B (en)

Also Published As

Publication number Publication date
DE2110392A1 (en) 1971-09-16
GB1234748A (en) 1971-06-09
ZA708223B (en) 1971-10-27
CH524928A (en) 1972-06-30
DE2110392C3 (en) 1975-02-27
DE2110392B2 (en) 1974-07-11
AU2618471A (en) 1972-09-07
ES195270U (en) 1975-01-16

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