SE358800B - - Google Patents

Info

Publication number
SE358800B
SE358800B SE02475/72A SE247572A SE358800B SE 358800 B SE358800 B SE 358800B SE 02475/72 A SE02475/72 A SE 02475/72A SE 247572 A SE247572 A SE 247572A SE 358800 B SE358800 B SE 358800B
Authority
SE
Sweden
Application number
SE02475/72A
Inventor
L Nilsson
B Tykeson
Original Assignee
Bostedt J
B Tykeson
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 Bostedt J, B Tykeson filed Critical Bostedt J
Priority to SE02475/72A priority Critical patent/SE358800B/xx
Priority to US00240726A priority patent/US3768589A/en
Priority to GB326273A priority patent/GB1390002A/en
Priority to DE2303799A priority patent/DE2303799B2/de
Priority to NO00784/73A priority patent/NO129070B/no
Priority to NL7302776A priority patent/NL7302776A/xx
Publication of SE358800B publication Critical patent/SE358800B/xx

Links

Classifications

    • 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
    • H04R1/2876—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; 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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
SE02475/72A 1972-02-29 1972-02-29 SE358800B (xx)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE02475/72A SE358800B (xx) 1972-02-29 1972-02-29
US00240726A US3768589A (en) 1972-02-29 1972-04-03 Loudspeaker
GB326273A GB1390002A (en) 1972-02-29 1973-01-22 Loudspeakers
DE2303799A DE2303799B2 (de) 1972-02-29 1973-01-26 Lautsprecher
NO00784/73A NO129070B (xx) 1972-02-29 1973-02-27
NL7302776A NL7302776A (xx) 1972-02-29 1973-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE02475/72A SE358800B (xx) 1972-02-29 1972-02-29

Publications (1)

Publication Number Publication Date
SE358800B true SE358800B (xx) 1973-08-06

Family

ID=20260024

Family Applications (1)

Application Number Title Priority Date Filing Date
SE02475/72A SE358800B (xx) 1972-02-29 1972-02-29

Country Status (6)

Country Link
US (1) US3768589A (xx)
DE (1) DE2303799B2 (xx)
GB (1) GB1390002A (xx)
NL (1) NL7302776A (xx)
NO (1) NO129070B (xx)
SE (1) SE358800B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882962A (en) * 1973-10-03 1975-05-13 Warren Ripple Loudspeaker equipment
DE2618352A1 (de) * 1975-10-28 1977-11-17 Manfred Dipl Ing Zippel Lautsprechereinheit
DE2548095C2 (de) * 1975-10-28 1985-05-09 Manfred Dipl.-Ing. 7250 Leonberg Zippel Lautsprechereinheit
US4501934A (en) * 1983-07-18 1985-02-26 W2 Vehicle Design And Development Loudspeaker system
US5286928A (en) * 1993-04-12 1994-02-15 Borland Nathan J Tunable speaker tube
GB2290672A (en) * 1995-09-08 1996-01-03 B & W Loudspeakers Loudspeaker systems
DE19710967C1 (de) * 1997-03-17 1998-10-22 Karl Heinz Koeppen Breitbandlautsprecher
US6771787B1 (en) * 1998-09-03 2004-08-03 Bose Corporation Waveguide electroacoustical transducing
US8295526B2 (en) * 2008-02-21 2012-10-23 Bose Corporation Low frequency enclosure for video display devices
US8351629B2 (en) * 2008-02-21 2013-01-08 Robert Preston Parker Waveguide electroacoustical transducing
US8351630B2 (en) * 2008-05-02 2013-01-08 Bose Corporation Passive directional acoustical radiating
US8265310B2 (en) * 2010-03-03 2012-09-11 Bose Corporation Multi-element directional acoustic arrays
US8553894B2 (en) 2010-08-12 2013-10-08 Bose Corporation Active and passive directional acoustic radiating
US9451355B1 (en) 2015-03-31 2016-09-20 Bose Corporation Directional acoustic device
US10057701B2 (en) 2015-03-31 2018-08-21 Bose Corporation Method of manufacturing a loudspeaker
US11128941B1 (en) * 2018-11-20 2021-09-21 Edward G. Blemel Method for passive dissipation of deconstructive harmonics during audio amplification and reproduction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB653263A (en) * 1947-10-30 1951-05-09 C M C Switchmatic Ltd Improvements in mountings for loudspeakers
US2775309A (en) * 1954-03-15 1956-12-25 Acoustic Res Inc Sound translating devices
DE1074651B (de) * 1956-03-08 1960-02-04 Deutsche Post Betnebslaboratorium fur Rundfunk und Fernsehen Ber Im Adlershof Anordnung zur Er zielung der Erweiterung des Frequenz bereiches in Richtung der tieferen Frc quenzen bei akustischen Strahlern
US3393766A (en) * 1966-05-18 1968-07-23 American District Telegraph Co Speaker system

Also Published As

Publication number Publication date
NO129070B (xx) 1974-02-18
NL7302776A (xx) 1973-08-31
DE2303799A1 (de) 1973-09-13
GB1390002A (en) 1975-04-09
DE2303799B2 (de) 1975-05-07
US3768589A (en) 1973-10-30

Similar Documents

Publication Publication Date Title
CS150468B1 (xx)
CH579250A5 (xx)
CH576899A5 (xx)
BG18348A1 (xx)
BG18355A1 (xx)
BG18398A1 (xx)
BG18801A1 (xx)
BG18810A1 (xx)
BG19329A1 (xx)
BG19581A3 (xx)
BG21763A1 (xx)
CH1028272A4 (xx)
CH579791B5 (xx)
CH258773A4 (xx)
CH518373A4 (xx)
CH559359A5 (xx)
CH560344A5 (xx)
CH560816A5 (xx)
CH563830A5 (xx)
CH564060A5 (xx)
CH565318A5 (xx)
CH565340A5 (xx)
CH565639A5 (xx)
CH565890A (xx)
CH569529A5 (xx)