BE708438A - - Google Patents

Info

Publication number
BE708438A
BE708438A BE708438A BE708438A BE708438A BE 708438 A BE708438 A BE 708438A BE 708438 A BE708438 A BE 708438A BE 708438 A BE708438 A BE 708438A BE 708438 A BE708438 A BE 708438A
Authority
BE
Belgium
Application number
BE708438A
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 BE708438A publication Critical patent/BE708438A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/066—Loudspeakers using the principle of inertia

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
BE708438A 1964-04-09 1967-12-22 BE708438A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US358475A US3366749A (en) 1964-04-09 1964-04-09 Audio transducer

Publications (1)

Publication Number Publication Date
BE708438A true BE708438A (xx) 1968-05-02

Family

ID=23409806

Family Applications (1)

Application Number Title Priority Date Filing Date
BE708438A BE708438A (xx) 1964-04-09 1967-12-22

Country Status (7)

Country Link
US (1) US3366749A (xx)
AU (1) AU425651B2 (xx)
BE (1) BE708438A (xx)
CH (1) CH482260A (xx)
DE (1) DE1537581B2 (xx)
GB (1) GB1201359A (xx)
NL (1) NL6717439A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0139302A2 (en) * 1983-10-19 1985-05-02 Sanden Corporation Audio-frequency electromechanical vibrator

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430007A (en) * 1966-03-16 1969-02-25 Rolen Diversified Investors In Dynamic transducer with wall mounted diaphragm
US3524027A (en) * 1967-05-04 1970-08-11 Rolen Diversified Investors In Sound transducer with wall mounted diaphragm
US3449531A (en) * 1968-01-09 1969-06-10 William J Ashworth Electro-mechanical transducer
US3553392A (en) * 1968-03-07 1971-01-05 Electronics Inc Of Pennsylvani Electrodynamic sound radiator
US3618062A (en) * 1969-04-02 1971-11-02 American District Telegraph Co Vault protection system
JPS5221050Y1 (xx) * 1970-07-06 1977-05-14
GB1530688A (en) * 1975-04-08 1978-11-01 Bodysonic Kk Sound reproduction system
CH645227A5 (fr) * 1981-12-22 1984-09-14 Multiphonie Sa Transducteur electro-acoustique.
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
US4926486A (en) * 1987-07-17 1990-05-15 Barsumian Bruce R Transducer assembly for automatic message system
NO167699C (no) * 1989-05-16 1991-11-27 Infrawave Tech As Elektromekanisk transduser for lavfrekvente vibrasjoner.
US5335284A (en) * 1993-11-23 1994-08-02 Lemons James W Coneless, no-moving-parts speaker
US5546469A (en) * 1994-08-15 1996-08-13 Donahoe; Danny T. Sound transducer
US7981064B2 (en) 2005-02-18 2011-07-19 So Sound Solutions, Llc System and method for integrating transducers into body support structures
US8077884B2 (en) * 2004-02-19 2011-12-13 So Sound Solutions, Llc Actuation of floor systems using mechanical and electro-active polymer transducers
US7418108B2 (en) * 2004-02-19 2008-08-26 So Sound Solutions, Llc Transducer for tactile applications and apparatus incorporating transducers
DE102009048866A1 (de) 2009-08-27 2011-03-03 Bösnecker, Robert, Dr. Akustisches Antriebselement mit Mittenloch
NO336464B1 (no) * 2013-08-30 2015-08-31 Redcord As Vibratorinnretning i vibratoranordning for fysikalsk behandling
DE102016111872A1 (de) * 2016-06-29 2018-01-04 Arno Heinen Breitband-Exciter
CA3140839A1 (en) 2019-06-07 2020-12-10 Carlos Roberto CAMOZZI Vibration generator
CA192912S (en) 2019-08-09 2022-07-19 Syndermix Ag Vibrational medical treatment device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125647A (en) * 1964-03-17 Frequency-o cycles sec
US2341275A (en) * 1940-11-16 1944-02-08 Holland Glen Sound reproducing instrument
US2756281A (en) * 1949-05-03 1956-07-24 Abraham L Pittinger Explosion proof acoustic device
USRE26030E (en) * 1956-02-28 1966-05-24 Dynamic transducer
US3236958A (en) * 1961-04-25 1966-02-22 Electronic Res Associates Inc Loudspeaker system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0139302A2 (en) * 1983-10-19 1985-05-02 Sanden Corporation Audio-frequency electromechanical vibrator
EP0139302A3 (en) * 1983-10-19 1987-12-09 Sanden Corporation Audio-frequency electromechanical vibrator

Also Published As

Publication number Publication date
DE1537581B2 (de) 1975-05-22
GB1201359A (en) 1970-08-05
US3366749A (en) 1968-01-30
CH482260A (de) 1969-11-30
AU3070667A (en) 1969-06-12
NL6717439A (xx) 1969-06-24
AU425651B2 (en) 1972-06-30
DE1537581A1 (de) 1970-01-08

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