FR2077140A5 - - Google Patents

Info

Publication number
FR2077140A5
FR2077140A5 FR7103006A FR7103006A FR2077140A5 FR 2077140 A5 FR2077140 A5 FR 2077140A5 FR 7103006 A FR7103006 A FR 7103006A FR 7103006 A FR7103006 A FR 7103006A FR 2077140 A5 FR2077140 A5 FR 2077140A5
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
FR7103006A
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Application granted granted Critical
Publication of FR2077140A5 publication Critical patent/FR2077140A5/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
    • H03H9/14508—Polyphase SAW transducers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • 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
    • H03H9/14505—Unidirectional SAW transducers
    • 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
    • H03H9/14538—Formation
FR7103006A 1970-02-04 1971-01-29 Expired FR2077140A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB532570A GB1255292A (en) 1970-02-04 1970-02-04 Improvements in or relating to piezoelectric transducers

Publications (1)

Publication Number Publication Date
FR2077140A5 true FR2077140A5 (fr) 1971-10-15

Family

ID=9793998

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7103006A Expired FR2077140A5 (fr) 1970-02-04 1971-01-29

Country Status (4)

Country Link
DE (1) DE2104399A1 (fr)
FR (1) FR2077140A5 (fr)
GB (1) GB1255292A (fr)
NL (1) NL7100685A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162466A (en) * 1977-09-28 1979-07-24 University Of Illinois Foundation Surface acoustic wave resonator
US9541330B2 (en) 2013-07-17 2017-01-10 Whirlpool Corporation Method for drying articles
US20150047218A1 (en) 2013-08-14 2015-02-19 Whirlpool Corporation Appliance for drying articles
US9784499B2 (en) 2013-08-23 2017-10-10 Whirlpool Corporation Appliance for drying articles
US9410282B2 (en) 2013-10-02 2016-08-09 Whirlpool Corporation Method and apparatus for drying articles
US9645182B2 (en) 2013-10-16 2017-05-09 Whirlpool Corporation Method and apparatus for detecting an energized E-field
US9546817B2 (en) 2013-12-09 2017-01-17 Whirlpool Corporation Method for drying articles
US9605899B2 (en) 2015-03-23 2017-03-28 Whirlpool Corporation Apparatus for drying articles

Also Published As

Publication number Publication date
GB1255292A (en) 1971-12-01
NL7100685A (fr) 1971-08-06
DE2104399A1 (de) 1971-08-12

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Legal Events

Date Code Title Description
ST Notification of lapse