DE2155472C3 - Schallgenerator - Google Patents

Schallgenerator

Info

Publication number
DE2155472C3
DE2155472C3 DE2155472A DE2155472A DE2155472C3 DE 2155472 C3 DE2155472 C3 DE 2155472C3 DE 2155472 A DE2155472 A DE 2155472A DE 2155472 A DE2155472 A DE 2155472A DE 2155472 C3 DE2155472 C3 DE 2155472C3
Authority
DE
Germany
Prior art keywords
sound generator
generator according
membrane
electromagnet
transistor
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
DE2155472A
Other languages
German (de)
English (en)
Other versions
DE2155472A1 (de
DE2155472B2 (de
Inventor
Ralph Rowland Sarratt Rickmansworth Hertfordshire Absalom
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
Publication of DE2155472A1 publication Critical patent/DE2155472A1/de
Publication of DE2155472B2 publication Critical patent/DE2155472B2/de
Application granted granted Critical
Publication of DE2155472C3 publication Critical patent/DE2155472C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • 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
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • B06B1/0284—Driving circuits for generating signals continuous in time for generating multiple frequencies with consecutive, i.e. sequential generation, e.g. with frequency sweep
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems, e.g. audible personal calling systems
    • G08B3/10—Audible signalling systems, e.g. audible personal calling systems using electric transmission; using electromagnetic transmission
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reciprocating Pumps (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE2155472A 1970-11-07 1971-11-08 Schallgenerator Expired DE2155472C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5308770 1970-11-07
GB1031071*[A GB1376433A (en) 1970-11-07 1971-04-20 Electric sound-producing device

Publications (3)

Publication Number Publication Date
DE2155472A1 DE2155472A1 (de) 1972-05-10
DE2155472B2 DE2155472B2 (de) 1980-07-03
DE2155472C3 true DE2155472C3 (de) 1981-05-07

Family

ID=26247442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2155472A Expired DE2155472C3 (de) 1970-11-07 1971-11-08 Schallgenerator

Country Status (8)

Country Link
US (1) US3846792A (oth)
CA (1) CA986754A (oth)
DE (1) DE2155472C3 (oth)
FR (1) FR2113679A5 (oth)
GB (1) GB1376433A (oth)
IT (1) IT944816B (oth)
NL (1) NL7115306A (oth)
SE (1) SE390462B (oth)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1472451A (en) * 1973-06-12 1977-05-04 Int Standard Electric Corp Ultrasonic transmitter
US3945004A (en) * 1974-07-11 1976-03-16 Projects Unlimited, Inc. High efficiency buzzer
USRE29701E (en) * 1976-01-26 1978-07-11 Stewart-Warner Corporation Timed buzzer
US4003043A (en) * 1976-01-26 1977-01-11 Stewart-Warner Corporation Timed buzzer
DE2647439C2 (de) * 1976-10-21 1982-10-21 Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt Schallsignalgeber, insbesondere für Kraftfahrzeuge
JPS5435777A (en) * 1977-08-25 1979-03-16 Seiko Epson Corp Alarm watch
US4251807A (en) * 1979-03-08 1981-02-17 Pickering & Company Miniature buzzer
US4297538A (en) * 1979-07-23 1981-10-27 The Stoneleigh Trust Resonant electroacoustic transducer with increased band width response
US4335418A (en) * 1980-10-27 1982-06-15 General Signal Corporation Electronic interrupter
DE3442483A1 (de) * 1984-11-22 1986-05-22 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum kontaktlosen steuern der aufschlagfrequenz des schwingankers eines elektromagnetischen signalhorns
US4689609A (en) * 1985-12-04 1987-08-25 Ko Clyde M A Electronic horn with spiral deflecting walls coupled to a truncated cone structure
DE3735134A1 (de) * 1986-10-16 1988-05-11 Pioneer Electronic Corp Koerpersensible akustische vorrichtung
US5160913A (en) * 1987-10-19 1992-11-03 Sparton Corporation Electric horn with solid state driver
US5049853A (en) * 1987-10-19 1991-09-17 Sparton Corporation Electric horn with solid state driver
US5596477A (en) * 1993-05-03 1997-01-21 Faraday, Inc. Contactless signaling device
US5659288A (en) * 1995-07-28 1997-08-19 Ford Motor Company Method for setting horn air gap
ITVI20010270A1 (it) * 2001-12-28 2003-06-28 Stebel Spa Avvisatore acustico elettropneumatico
JP2004196626A (ja) * 2002-12-20 2004-07-15 Sumitomo Chem Co Ltd 酸化チタンの製造方法
US8687835B2 (en) 2011-11-16 2014-04-01 Wolo Mfg. Corp. Diaphragm for an electropneumatic horn system
USD581305S1 (en) 2008-08-21 2008-11-25 Stanley Solow Electropneumatic horn
WO2009032442A1 (en) * 2007-09-06 2009-03-12 Wolo Mfg.Corp. Electropneumatic horn system
USD611864S1 (en) 2008-08-21 2010-03-16 Wolo Mfg. Corp. Electropneumatic horn
US7802535B2 (en) * 2007-09-06 2010-09-28 Wolo Mfg. Corp. Electropneumatic horn system
US9024736B2 (en) * 2012-07-03 2015-05-05 Fisa Italia S.R.L. Electro-pneumatic sound alarm
US10609474B2 (en) 2017-10-18 2020-03-31 xMEMS Labs, Inc. Air pulse generating element and manufacturing method thereof
US10425732B1 (en) * 2018-04-05 2019-09-24 xMEMS Labs, Inc. Sound producing device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125752A (en) * 1964-03-17 burns
US3137846A (en) * 1958-12-10 1964-06-16 Kenneth Tower Electronic sirens
CH409715A (fr) * 1964-01-28 1966-03-15 Micheloud Andre Générateur électro-acoustique
CH1080564A4 (oth) * 1964-08-18 1966-05-14
GB1046747A (en) * 1964-08-28 1966-10-26 Lucas Industries Ltd Electromagnetic horns
US3432849A (en) * 1966-04-29 1969-03-11 Leonard E Earling Sound generator
GB1121261A (en) * 1966-06-27 1968-07-24 Lucas Industries Ltd Electromagnetic horns
US3440648A (en) * 1968-05-09 1969-04-22 Mallory & Co Inc P R Integrated-circuit amplifier and oscillator

Also Published As

Publication number Publication date
DE2155472A1 (de) 1972-05-10
FR2113679A5 (oth) 1972-06-23
CA986754A (en) 1976-04-06
SE390462B (sv) 1976-12-20
GB1376433A (en) 1974-12-04
NL7115306A (oth) 1972-05-09
US3846792A (en) 1974-11-05
IT944816B (it) 1973-04-20
DE2155472B2 (de) 1980-07-03

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee