BE654317A - - Google Patents

Info

Publication number
BE654317A
BE654317A BE654317DA BE654317A BE 654317 A BE654317 A BE 654317A BE 654317D A BE654317D A BE 654317DA BE 654317 A BE654317 A BE 654317A
Authority
BE
Belgium
Application number
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 BE654317A publication Critical patent/BE654317A/xx

Links

Classifications

    • 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
    • B06B1/0207—Driving circuits
    • B06B1/0215—Driving circuits for generating pulses, e.g. bursts of oscillations, envelopes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/362—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier being a single transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
    • H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
    • H03B7/06—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/335—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of semiconductor devices with more than two electrodes and exhibiting avalanche effect
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/30—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups with electronic damping
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/55—Piezoelectric transducer
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
BE654317D 1963-10-24 1964-10-13 BE654317A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR951686A FR1380730A (fr) 1963-10-24 1963-10-24 Perfectionnements apportés aux dispositifs pour exciter électriquement des éléments piézoélectriques

Publications (1)

Publication Number Publication Date
BE654317A true BE654317A (fr) 1965-02-01

Family

ID=8815108

Family Applications (1)

Application Number Title Priority Date Filing Date
BE654317D BE654317A (fr) 1963-10-24 1964-10-13

Country Status (6)

Country Link
US (1) US3328609A (fr)
AT (1) AT254547B (fr)
BE (1) BE654317A (fr)
DE (1) DE1238702B (fr)
FR (1) FR1380730A (fr)
GB (1) GB1034249A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416036A (en) * 1967-01-13 1968-12-10 Hughes Aircraft Co Integrated crystal circuits and the method of making thereof
US3541838A (en) * 1968-08-01 1970-11-24 Blackstone Corp Methods and apparatus for testing glassware
US3581125A (en) * 1969-09-30 1971-05-25 Clevite Corp Oscillator circuit for ultrasonic apparatus
GB1415973A (en) * 1973-03-27 1975-12-03 Euratom Ultrasonic signal generators
FR2259508B1 (fr) * 1974-01-25 1978-03-31 Anvar
US4653101A (en) * 1984-03-27 1987-03-24 William Beith Audio reverberator
DE102007008505A1 (de) * 2007-02-21 2008-08-28 Siemens Ag Verfahren zum Betreiben eines piezoelektrischen Wandlers und Wandlervorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814185A (en) * 1956-06-12 1959-06-03 Nat Res Dev Transistor circuits
US3258720A (en) * 1966-06-28 Self-tuning harmonic-mode crystal oscillator circuit
US2594841A (en) * 1945-08-11 1952-04-29 Brush Dev Co Piezoelectric transducer with pushpull and feedback circuit
US2562450A (en) * 1947-07-05 1951-07-31 Sperry Prod Inc Pulse cutoff device
NL150468B (nl) * 1948-12-29 Staley Mfg Co A E Werkwijze voor het bereiden van polyvinylideenchloridelatices.
US2852676A (en) * 1955-02-15 1958-09-16 Ivan L Joy Voltage train generating device
US2825813A (en) * 1955-07-12 1958-03-04 Emerson Radio & Phonograph Cor Temperature-compensated transistor oscillator circuit
NL272490A (fr) * 1960-12-27
US3200350A (en) * 1961-09-15 1965-08-10 Hazeltine Research Inc Ringing circuit with means preventing damped oscillations
US3141981A (en) * 1962-07-03 1964-07-21 Henebry William Michael Pulse generating circuit having a high repetition rate utilizing avalanche transistor-coaxial line combination
US3225313A (en) * 1963-04-12 1965-12-21 Collins Radio Co Pulse triggered vhf crystal controlled oscillator

Also Published As

Publication number Publication date
US3328609A (en) 1967-06-27
DE1238702B (de) 1967-04-13
GB1034249A (en) 1966-06-29
AT254547B (de) 1967-05-26
FR1380730A (fr) 1964-12-04
DE1238702C2 (fr) 1967-10-19

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