ZA72826B - Improvements in or relating to electro-mechanical resonant devices - Google Patents

Improvements in or relating to electro-mechanical resonant devices

Info

Publication number
ZA72826B
ZA72826B ZA720826A ZA72826A ZA72826B ZA 72826 B ZA72826 B ZA 72826B ZA 720826 A ZA720826 A ZA 720826A ZA 72826 A ZA72826 A ZA 72826A ZA 72826 B ZA72826 B ZA 72826B
Authority
ZA
South Africa
Prior art keywords
electro
relating
mechanical resonant
resonant devices
devices
Prior art date
Application number
ZA720826A
Inventor
A Hardman
Original Assignee
Gec General Signal 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 Gec General Signal Ltd filed Critical Gec General Signal Ltd
Publication of ZA72826B publication Critical patent/ZA72826B/en

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
    • H03H9/62—Filters comprising resonators of magnetostrictive material
    • 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
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
ZA720826A 1971-02-12 1972-02-08 Improvements in or relating to electro-mechanical resonant devices ZA72826B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB454071 1971-02-12

Publications (1)

Publication Number Publication Date
ZA72826B true ZA72826B (en) 1972-10-25

Family

ID=9779103

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA720826A ZA72826B (en) 1971-02-12 1972-02-08 Improvements in or relating to electro-mechanical resonant devices

Country Status (4)

Country Link
AU (1) AU459314B2 (en)
GB (1) GB1349091A (en)
NL (1) NL174315C (en)
ZA (1) ZA72826B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126447A (en) * 1982-09-03 1984-03-21 Combined Tech Corp Plc Real-time Fourier transforming transducer and applications thereof
RU2521602C2 (en) * 2010-05-05 2014-07-10 Анатолий Сергеевич Поляков Energy-saving balanced vibration motor
DE102018113311A1 (en) * 2018-06-05 2019-12-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Electromechanical transmission device, systems with an electromechanical transmission device and method for transmitting information

Also Published As

Publication number Publication date
NL7201716A (en) 1972-08-15
GB1349091A (en) 1974-03-27
NL174315B (en) 1983-12-16
AU459314B2 (en) 1975-03-20
NL174315C (en) 1984-05-16
AU3885572A (en) 1973-08-16

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