FR2178182B1 - - Google Patents

Info

Publication number
FR2178182B1
FR2178182B1 FR7311352A FR7311352A FR2178182B1 FR 2178182 B1 FR2178182 B1 FR 2178182B1 FR 7311352 A FR7311352 A FR 7311352A FR 7311352 A FR7311352 A FR 7311352A FR 2178182 B1 FR2178182 B1 FR 2178182B1
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
FR7311352A
Other versions
FR2178182A1 (fr
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2178182A1 publication Critical patent/FR2178182A1/fr
Application granted granted Critical
Publication of FR2178182B1 publication Critical patent/FR2178182B1/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
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR7311352A 1972-03-30 1973-03-29 Expired FR2178182B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722215877 DE2215877C3 (de) 1972-03-30 1972-03-30 Anordnung zum überkoppeln elektrischer Wechselfelder

Publications (2)

Publication Number Publication Date
FR2178182A1 FR2178182A1 (fr) 1973-11-09
FR2178182B1 true FR2178182B1 (fr) 1977-02-04

Family

ID=5840777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7311352A Expired FR2178182B1 (fr) 1972-03-30 1973-03-29

Country Status (8)

Country Link
JP (1) JPS4917186A (fr)
BE (1) BE797598A (fr)
DE (1) DE2215877C3 (fr)
FR (1) FR2178182B1 (fr)
GB (1) GB1382542A (fr)
IT (1) IT982642B (fr)
LU (1) LU67320A1 (fr)
NL (1) NL7304477A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5132361U (fr) * 1974-09-02 1976-03-09
JPS58162825A (ja) * 1982-03-23 1983-09-27 Murata Mfg Co Ltd 微小荷重センサ
JPS58162119A (ja) * 1982-03-23 1983-09-26 Murata Mfg Co Ltd 可変型弾性表面波遅延装置
US4720885A (en) * 1984-11-14 1988-01-26 Robert Bosch Gmbh Wiping arrangement for windows of vehicles
BE901052A (fr) * 1984-11-14 1985-05-14 Andre Leroy Un systeme d'essuie-glace a mecanisme de guidage spatial.
US5453652A (en) * 1992-12-17 1995-09-26 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave device with interdigital transducers formed on a holding substrate thereof and a method of producing the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7009248A (fr) * 1970-06-24 1971-06-25

Also Published As

Publication number Publication date
DE2215877A1 (de) 1973-10-18
NL7304477A (fr) 1973-10-02
DE2215877B2 (de) 1974-06-20
DE2215877C3 (de) 1975-02-13
FR2178182A1 (fr) 1973-11-09
LU67320A1 (fr) 1973-06-15
GB1382542A (en) 1975-02-05
BE797598A (fr) 1973-07-16
IT982642B (it) 1974-10-21
JPS4917186A (fr) 1974-02-15

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Legal Events

Date Code Title Description
ST Notification of lapse