GB1456426A - Circuit arrangement for exciting audible devices - Google Patents

Circuit arrangement for exciting audible devices

Info

Publication number
GB1456426A
GB1456426A GB1567874A GB1567874A GB1456426A GB 1456426 A GB1456426 A GB 1456426A GB 1567874 A GB1567874 A GB 1567874A GB 1567874 A GB1567874 A GB 1567874A GB 1456426 A GB1456426 A GB 1456426A
Authority
GB
United Kingdom
Prior art keywords
capacitor
rectifier
load
exciting
circuit arrangement
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
GB1567874A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1567874A priority Critical patent/GB1456426A/en
Priority to DE19752515123 priority patent/DE2515123A1/de
Priority to IT2209075A priority patent/IT1034913B/it
Priority to CA224,213A priority patent/CA1016373A/en
Publication of GB1456426A publication Critical patent/GB1456426A/en
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching
    • H03K17/305—Modifications for providing a predetermined threshold before switching in thyristor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Amplifiers (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
GB1567874A 1974-04-09 1974-04-09 Circuit arrangement for exciting audible devices Expired GB1456426A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1567874A GB1456426A (en) 1974-04-09 1974-04-09 Circuit arrangement for exciting audible devices
DE19752515123 DE2515123A1 (de) 1974-04-09 1975-04-07 Verfahren und vorrichtung zur betaetigung und ausloesung akustischer warnvorrichtungen
IT2209075A IT1034913B (it) 1974-04-09 1975-04-08 Procedimento e dispositivo per eccitare le bobine di comando di dispositivi di segnalazione acustica
CA224,213A CA1016373A (en) 1974-04-09 1975-04-09 Apparatus for exciting the driving coils of audible warning devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1567874A GB1456426A (en) 1974-04-09 1974-04-09 Circuit arrangement for exciting audible devices

Publications (1)

Publication Number Publication Date
GB1456426A true GB1456426A (en) 1976-11-24

Family

ID=10063456

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1567874A Expired GB1456426A (en) 1974-04-09 1974-04-09 Circuit arrangement for exciting audible devices

Country Status (4)

Country Link
CA (1) CA1016373A (de)
DE (1) DE2515123A1 (de)
GB (1) GB1456426A (de)
IT (1) IT1034913B (de)

Also Published As

Publication number Publication date
IT1034913B (it) 1979-10-10
CA1016373A (en) 1977-08-30
DE2515123A1 (de) 1975-10-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee