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 (enrdf_load_html_response)

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 (enrdf_load_html_response) 1968-05-02

Family

ID=23409806

Family Applications (1)

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

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0139302A3 (en) * 1983-10-19 1987-12-09 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 (enrdf_load_html_response) * 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
EP3979969A1 (en) 2019-06-07 2022-04-13 SynDermix AG Vibration generator
CA210503S (en) 2019-08-09 2022-07-22 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 (1)

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

Also Published As

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

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