AT389201B - Schallstrahler, insbesondere tonsaeule und trichterstrahler - Google Patents

Schallstrahler, insbesondere tonsaeule und trichterstrahler

Info

Publication number
AT389201B
AT389201B AT0113386A AT113386A AT389201B AT 389201 B AT389201 B AT 389201B AT 0113386 A AT0113386 A AT 0113386A AT 113386 A AT113386 A AT 113386A AT 389201 B AT389201 B AT 389201B
Authority
AT
Austria
Prior art keywords
header
funnel
sound
tone column
especially tone
Prior art date
Application number
AT0113386A
Other languages
English (en)
Other versions
ATA113386A (de
Inventor
Geza Dipl Ing Balogh
Emil Dipl Ing Sesztak
Kalman Ing Fehervary
Jozsef Dipl Ing Suranyi
Istvan Dipl Ing David
Original Assignee
Elektroakusztikai Gyar
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 Elektroakusztikai Gyar filed Critical Elektroakusztikai Gyar
Publication of ATA113386A publication Critical patent/ATA113386A/de
Application granted granted Critical
Publication of AT389201B publication Critical patent/AT389201B/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/32—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/0278—Polyurethane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
AT0113386A 1985-05-31 1986-04-28 Schallstrahler, insbesondere tonsaeule und trichterstrahler AT389201B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU852116A HU193767B (en) 1985-05-31 1985-05-31 Loudspeaker, favourably sound column or horn loudspeaker

Publications (2)

Publication Number Publication Date
ATA113386A ATA113386A (de) 1989-03-15
AT389201B true AT389201B (de) 1989-11-10

Family

ID=10957832

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0113386A AT389201B (de) 1985-05-31 1986-04-28 Schallstrahler, insbesondere tonsaeule und trichterstrahler

Country Status (3)

Country Link
AT (1) AT389201B (de)
GB (1) GB2176370B (de)
HU (1) HU193767B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2688971A1 (fr) * 1992-03-17 1993-09-24 Almonacid Thyerrie Coffrets d'enceintes acoustiques a haute rigidite specifique.
GB9901187D0 (en) * 1999-01-21 1999-03-10 Fenson & Company Ltd Apparatus for and a method of improving the sound quality of loudspeakers
FR2803480B1 (fr) * 1999-12-31 2002-11-29 Patrick Lobry Enceinte amplifiee mobile a alimentation par accumulateur

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1902361B2 (de) * 1968-01-18 1977-08-04 The Rank Organisation Ltd, London Gehaeuse fuer elektroakustische wandler, insbesondere lautsprecher und verfahren zu dessen herstellung
DE2930069A1 (de) * 1979-07-25 1981-02-05 Deutsche Forsch Luft Raumfahrt Lautsprecheranordnung
EP0108067A1 (de) * 1981-12-07 1984-05-16 Tommy Kurt Jagborn Lautsprecherkasten in schalenbauweise.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123250A (en) * 1982-06-15 1984-01-25 Psycho Acoustic Res Loudspeaker enclosures
EP0111408A1 (de) * 1982-12-02 1984-06-20 Celestion International Limited Lautsprechergehäuse

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1902361B2 (de) * 1968-01-18 1977-08-04 The Rank Organisation Ltd, London Gehaeuse fuer elektroakustische wandler, insbesondere lautsprecher und verfahren zu dessen herstellung
DE2930069A1 (de) * 1979-07-25 1981-02-05 Deutsche Forsch Luft Raumfahrt Lautsprecheranordnung
EP0108067A1 (de) * 1981-12-07 1984-05-16 Tommy Kurt Jagborn Lautsprecherkasten in schalenbauweise.

Also Published As

Publication number Publication date
GB2176370A (en) 1986-12-17
ATA113386A (de) 1989-03-15
GB8613087D0 (en) 1986-07-02
HUT40529A (en) 1986-12-28
HU193767B (en) 1987-11-30
GB2176370B (en) 1989-01-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee