FR2113679A5 - - Google Patents
Info
- Publication number
- FR2113679A5 FR2113679A5 FR7139972A FR7139972A FR2113679A5 FR 2113679 A5 FR2113679 A5 FR 2113679A5 FR 7139972 A FR7139972 A FR 7139972A FR 7139972 A FR7139972 A FR 7139972A FR 2113679 A5 FR2113679 A5 FR 2113679A5
- Authority
- FR
- France
- 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
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 OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; 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)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
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 (1)
Publication Number | Publication Date |
---|---|
FR2113679A5 true FR2113679A5 (fr) | 1972-06-23 |
Family
ID=26247442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7139972A Expired FR2113679A5 (fr) | 1970-11-07 | 1971-11-08 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3846792A (fr) |
CA (1) | CA986754A (fr) |
DE (1) | DE2155472C3 (fr) |
FR (1) | FR2113679A5 (fr) |
GB (1) | GB1376433A (fr) |
IT (1) | IT944816B (fr) |
NL (1) | NL7115306A (fr) |
SE (1) | SE390462B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2573559A1 (fr) * | 1984-11-22 | 1986-05-23 | Bosch Gmbh Robert | Procede pour la commande sans contact de la frequence motrice de l'armature oscillante d'un klaxon electromagnetique |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3938142A (en) * | 1973-06-12 | 1976-02-10 | International Standard Electric Corporation | Ultrasonic transmitter for the remote control of radio and television receivers |
US3945004A (en) * | 1974-07-11 | 1976-03-16 | Projects Unlimited, Inc. | High efficiency buzzer |
US4003043A (en) * | 1976-01-26 | 1977-01-11 | Stewart-Warner Corporation | Timed buzzer |
USRE29701E (en) * | 1976-01-26 | 1978-07-11 | 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 |
US4689609A (en) * | 1985-12-04 | 1987-08-25 | Ko Clyde M A | Electronic horn with spiral deflecting walls coupled to a truncated cone structure |
US4967871A (en) * | 1986-10-16 | 1990-11-06 | Pioneer Electronic Corporation | Body-sensible acoustic device |
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 |
WO2009032442A1 (fr) * | 2007-09-06 | 2009-03-12 | Wolo Mfg.Corp. | Systeme d'avertisseur electropneumatique |
US8687835B2 (en) | 2011-11-16 | 2014-04-01 | Wolo Mfg. Corp. | Diaphragm for an electropneumatic horn system |
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)
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 (fr) * | 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 |
-
1971
- 1971-04-20 GB GB1031071*[A patent/GB1376433A/en not_active Expired
- 1971-11-05 CA CA127,002A patent/CA986754A/en not_active Expired
- 1971-11-05 NL NL7115306A patent/NL7115306A/xx unknown
- 1971-11-05 US US00196032A patent/US3846792A/en not_active Expired - Lifetime
- 1971-11-08 DE DE2155472A patent/DE2155472C3/de not_active Expired
- 1971-11-08 SE SE7114192A patent/SE390462B/xx unknown
- 1971-11-08 FR FR7139972A patent/FR2113679A5/fr not_active Expired
- 1971-11-08 IT IT53945/71A patent/IT944816B/it active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2573559A1 (fr) * | 1984-11-22 | 1986-05-23 | Bosch Gmbh Robert | Procede pour la commande sans contact de la frequence motrice de l'armature oscillante d'un klaxon electromagnetique |
Also Published As
Publication number | Publication date |
---|---|
IT944816B (it) | 1973-04-20 |
NL7115306A (fr) | 1972-05-09 |
DE2155472A1 (de) | 1972-05-10 |
GB1376433A (en) | 1974-12-04 |
DE2155472C3 (de) | 1981-05-07 |
US3846792A (en) | 1974-11-05 |
SE390462B (sv) | 1976-12-20 |
DE2155472B2 (de) | 1980-07-03 |
CA986754A (en) | 1976-04-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |