DE4000132A1 - Lautsprechergehaeuse - Google Patents

Lautsprechergehaeuse

Info

Publication number
DE4000132A1
DE4000132A1 DE19904000132 DE4000132A DE4000132A1 DE 4000132 A1 DE4000132 A1 DE 4000132A1 DE 19904000132 DE19904000132 DE 19904000132 DE 4000132 A DE4000132 A DE 4000132A DE 4000132 A1 DE4000132 A1 DE 4000132A1
Authority
DE
Germany
Prior art keywords
powder
housing
loudspeaker
convex
component
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.)
Granted
Application number
DE19904000132
Other languages
German (de)
English (en)
Other versions
DE4000132C2 (enExample
Inventor
Hans-Joachim Prodan
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.)
PRODAN HANS JOACHIM
Original Assignee
PRODAN HANS JOACHIM
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 PRODAN HANS JOACHIM filed Critical PRODAN HANS JOACHIM
Priority to DE19904000132 priority Critical patent/DE4000132A1/de
Publication of DE4000132A1 publication Critical patent/DE4000132A1/de
Application granted granted Critical
Publication of DE4000132C2 publication Critical patent/DE4000132C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2884—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure
    • H04R1/2888—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of the enclosure structure, i.e. strengthening or shape of the enclosure for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE19904000132 1990-01-04 1990-01-04 Lautsprechergehaeuse Granted DE4000132A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19904000132 DE4000132A1 (de) 1990-01-04 1990-01-04 Lautsprechergehaeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904000132 DE4000132A1 (de) 1990-01-04 1990-01-04 Lautsprechergehaeuse

Publications (2)

Publication Number Publication Date
DE4000132A1 true DE4000132A1 (de) 1991-07-11
DE4000132C2 DE4000132C2 (enExample) 1993-01-07

Family

ID=6397615

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904000132 Granted DE4000132A1 (de) 1990-01-04 1990-01-04 Lautsprechergehaeuse

Country Status (1)

Country Link
DE (1) DE4000132A1 (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1022928A3 (en) * 1999-01-21 2002-11-27 Fenson & Company Limited Apparatus for and a method of improving the sound quality of loudspeakers
FR2826827A1 (fr) * 2001-06-28 2003-01-03 Xavier Andre Francois Biget Systeme acoustique hybride
EP1292170A3 (en) * 2001-09-05 2004-03-17 Samsung Electronics Co., Ltd. Structure for preventing the generation of standing waves and a method for implementing the same
FR2870665A1 (fr) * 2004-05-21 2005-11-25 Nicolas Dutrieux Cannalisation de l'onde sonore et absorption
WO2011038428A1 (de) 2009-10-01 2011-04-07 Karl Vorlicek Verfahren zur herstellung von lautsprechergehäuseelementen und lautsprechergehäusen
US10477293B2 (en) 2017-02-28 2019-11-12 Sennheiser Electronic Gmbh & Co. Kg Headphone

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3905562C1 (enExample) * 1989-02-02 1990-03-22 Prodan, Hans-Joachim, 4415 Sendenhorst, De

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3905562C1 (enExample) * 1989-02-02 1990-03-22 Prodan, Hans-Joachim, 4415 Sendenhorst, De

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
STARK, Berndt: Lautsprecher-Handbuch, Richard Pflaum Verlag KG München, 2. Aufl., 1986, ISBN 3-7905-0487-4, S. 139, 177, 178 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1022928A3 (en) * 1999-01-21 2002-11-27 Fenson & Company Limited Apparatus for and a method of improving the sound quality of loudspeakers
FR2826827A1 (fr) * 2001-06-28 2003-01-03 Xavier Andre Francois Biget Systeme acoustique hybride
EP1292170A3 (en) * 2001-09-05 2004-03-17 Samsung Electronics Co., Ltd. Structure for preventing the generation of standing waves and a method for implementing the same
US7093688B2 (en) 2001-09-05 2006-08-22 Samsung Electronics Co., Ltd. Structure for preventing the generation of standing waves and a method for implementing the same
FR2870665A1 (fr) * 2004-05-21 2005-11-25 Nicolas Dutrieux Cannalisation de l'onde sonore et absorption
WO2011038428A1 (de) 2009-10-01 2011-04-07 Karl Vorlicek Verfahren zur herstellung von lautsprechergehäuseelementen und lautsprechergehäusen
US10477293B2 (en) 2017-02-28 2019-11-12 Sennheiser Electronic Gmbh & Co. Kg Headphone

Also Published As

Publication number Publication date
DE4000132C2 (enExample) 1993-01-07

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee