CA1033047A - Circuit de commande pour transducteur electromagnetique - Google Patents

Circuit de commande pour transducteur electromagnetique

Info

Publication number
CA1033047A
CA1033047A CA235,811A CA235811A CA1033047A CA 1033047 A CA1033047 A CA 1033047A CA 235811 A CA235811 A CA 235811A CA 1033047 A CA1033047 A CA 1033047A
Authority
CA
Canada
Prior art keywords
control circuit
electromagnetic transducer
transducer
electromagnetic
circuit
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
CA235,811A
Other languages
English (en)
Inventor
Charles Berns
Jacob Neuhof
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.)
SPX Technologies Inc
Original Assignee
General Signal Corp
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 General Signal Corp filed Critical General Signal Corp
Application granted granted Critical
Publication of CA1033047A publication Critical patent/CA1033047A/fr
Expired legal-status Critical Current

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
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
    • B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
    • B06B1/0261—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal taken from a transducer or electrode connected to the driving transducer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
    • 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
    • B06B2201/52—Electrodynamic transducer
    • B06B2201/53—Electrodynamic transducer with vibrating magnet or coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
CA235,811A 1974-10-24 1975-09-18 Circuit de commande pour transducteur electromagnetique Expired CA1033047A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/517,681 US3931549A (en) 1974-10-24 1974-10-24 Control circuit for electromagnetic transducer

Publications (1)

Publication Number Publication Date
CA1033047A true CA1033047A (fr) 1978-06-13

Family

ID=24060794

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,811A Expired CA1033047A (fr) 1974-10-24 1975-09-18 Circuit de commande pour transducteur electromagnetique

Country Status (5)

Country Link
US (1) US3931549A (fr)
CA (1) CA1033047A (fr)
DE (1) DE2546960A1 (fr)
GB (1) GB1523909A (fr)
ZA (1) ZA756551B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743403C2 (de) * 1977-09-27 1982-09-02 Siemens Ag, 1000 Berlin Und 8000 Muenchen Elektrisches Heizgerät mit akustischer Signalvorrichtung des erreichten Endes des Heizvorgangs
JPS5493391A (en) * 1977-12-30 1979-07-24 Seiko Instr & Electronics Ltd Small sized audio unit
US4284857A (en) * 1979-07-13 1981-08-18 Lectron Products, Inc. Tone generator
US4310833A (en) * 1980-01-15 1982-01-12 Kobishi America, Inc. Electrically-energized horn
DE9013853U1 (de) * 1990-10-05 1990-12-13 Hella KG Hueck & Co, 4780 Lippstadt Elektromagnetisches Signalhorn, insbesondere für Kraftfahrzeuge
US5457437A (en) * 1991-06-08 1995-10-10 Mando Machinery Corporation Sparking free circuit of electric horn
JP4184179B2 (ja) * 2002-09-17 2008-11-19 松下電器産業株式会社 トランス及びそれを備えたトランスユニット
US7876030B2 (en) * 2007-09-11 2011-01-25 Ngk Spark Plug Co., Ltd. Ultrasonic transducer which is either crimped or welded during assembly
WO2013063515A2 (fr) 2011-10-26 2013-05-02 Flir Systems, Inc. Sonar à bande large avec compression d'impulsion
US10444354B2 (en) 2011-10-26 2019-10-15 Flir Systems, Inc. Sonar data enhancement systems and methods
EP2771710B1 (fr) 2011-10-26 2018-10-17 Flir Systems, Inc. Récepteur sonar à bande large et algorithmes de traitement de signal sonar

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2843742A (en) * 1954-11-06 1958-07-15 Philips Corp Device for maintaining mechanical oscillations
US2866925A (en) * 1955-09-30 1958-12-30 Lockheed Aircraft Corp Transistor operated relay
GB778543A (en) * 1956-01-27 1957-07-10 Mullard Radio Valve Co Ltd Improvements in or relating to direct current converters
US2854660A (en) * 1956-03-29 1958-09-30 Sparks Withington Co Horn circuit
US2977418A (en) * 1958-03-12 1961-03-28 Victor E Haas Combined oscillator and head phone for code practice
US3117265A (en) * 1959-07-11 1964-01-07 Movado Montres Electromagnetic system for the maintenance of the movement of a movable member
US3161836A (en) * 1960-11-03 1964-12-15 Ledex Inc Pulsing circuit
NL6606653A (fr) * 1966-05-14 1967-11-15
DE1252728B (fr) * 1966-11-02 1967-10-26

Also Published As

Publication number Publication date
ZA756551B (en) 1976-09-29
GB1523909A (en) 1978-09-06
DE2546960A1 (de) 1976-04-29
US3931549A (en) 1976-01-06

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