IT942887B - Altoparlante con sezione per toni alti e sezione per toni bassi - Google Patents

Altoparlante con sezione per toni alti e sezione per toni bassi

Info

Publication number
IT942887B
IT942887B IT70781/71A IT7078171A IT942887B IT 942887 B IT942887 B IT 942887B IT 70781/71 A IT70781/71 A IT 70781/71A IT 7078171 A IT7078171 A IT 7078171A IT 942887 B IT942887 B IT 942887B
Authority
IT
Italy
Prior art keywords
section
tone
speaker
low
high tone
Prior art date
Application number
IT70781/71A
Other languages
English (en)
Italian (it)
Original Assignee
Romen Faser Kunststoff
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 Romen Faser Kunststoff filed Critical Romen Faser Kunststoff
Application granted granted Critical
Publication of IT942887B publication Critical patent/IT942887B/it

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
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
IT70781/71A 1970-11-25 1971-11-18 Altoparlante con sezione per toni alti e sezione per toni bassi IT942887B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2057905 1970-11-25

Publications (1)

Publication Number Publication Date
IT942887B true IT942887B (it) 1973-04-02

Family

ID=5789040

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70781/71A IT942887B (it) 1970-11-25 1971-11-18 Altoparlante con sezione per toni alti e sezione per toni bassi

Country Status (5)

Country Link
US (1) US3772466A (enExample)
DE (1) DE2057905B1 (enExample)
FR (1) FR2115331A1 (enExample)
GB (1) GB1363759A (enExample)
IT (1) IT942887B (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076097A (en) * 1976-08-04 1978-02-28 Thomas Lowe Clarke Augmented passive radiator loudspeaker
US4176253A (en) * 1977-05-20 1979-11-27 Gabr Saad Z M Current loaded pneumatically driven loudspeaker arrangements
US4286688A (en) * 1978-05-09 1981-09-01 Malley Arthur L O Loudspeaker apparatus
EP0039740B1 (en) * 1979-11-09 1985-06-26 Matsushita Electric Industrial Co., Ltd. Loud-speaker
US4301332A (en) * 1980-01-08 1981-11-17 Norman Dusanek Woofer loudspeaker
DE3603537A1 (de) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh Breitbandlautsprecher
EP0333133B1 (en) * 1988-03-16 1994-06-08 Sanyo Electric Co., Ltd. Speaker system
DE3929266C1 (enExample) * 1989-09-02 1991-01-03 Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De
WO1993007729A1 (en) * 1991-10-02 1993-04-15 Noise Cancellation Technologies, Inc. Vacuum speaker
US5319938A (en) * 1992-05-11 1994-06-14 Macrosonix Corp. Acoustic resonator having mode-alignment-canceled harmonics
JP3494711B2 (ja) * 1994-09-05 2004-02-09 パイオニア株式会社 高音再生用スピーカ装置及びその製造方法
ATE214535T1 (de) * 1997-01-09 2002-03-15 New Transducers Ltd Lautsprecher
DE19710967C1 (de) 1997-03-17 1998-10-22 Karl Heinz Koeppen Breitbandlautsprecher
US6343128B1 (en) 1999-02-17 2002-01-29 C. Ronald Coffin Dual cone loudspeaker
US6169811B1 (en) 1999-03-02 2001-01-02 American Technology Corporation Bandpass loudspeaker system
US6704426B2 (en) 1999-03-02 2004-03-09 American Technology Corporation Loudspeaker system
EP1177704B1 (en) * 1999-05-07 2003-07-30 Gsbs Development Corporation Sounders for fire alarm systems
US6466676B2 (en) 2000-02-09 2002-10-15 C. Ronald Coffin Compound driver for acoustical applications
EP1732351A1 (en) * 2005-06-09 2006-12-13 TCL Thomson Electronics Europe SAS Acoustic enclosure and corresponding device
US9294841B2 (en) 2010-10-12 2016-03-22 Joseph Y. Sahyoun Acoustic radiator including a combination of a co-axial audio speaker and passive radiator
US9042582B2 (en) * 2013-01-02 2015-05-26 Plastoform Industries Limited Coaxial passive radiation monomer
TWI654020B (zh) 2014-07-16 2019-03-21 美商崔賽斯公司 用於模型車之內建式聲音系統
USD834111S1 (en) 2014-10-01 2018-11-20 Traxxas Lp Transducer mount
RU2661543C1 (ru) * 2017-04-24 2018-07-17 Лев Самойлович Напах Составной соосный диффузор динамика
US20200202660A1 (en) * 2018-12-20 2020-06-25 Everi Games, Inc. Gaming cabinet with haptic feedback device
WO2020160791A1 (en) * 2019-02-07 2020-08-13 Mayht Holding B.V. In line damper bellows dual opposing driver speaker
WO2024168646A1 (zh) * 2023-02-16 2024-08-22 瑞声光电科技(常州)有限公司 同轴扬声器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1988250A (en) * 1934-02-17 1935-01-15 Rca Corp Loud speaker and method of propagating sound
US2231479A (en) * 1938-08-24 1941-02-11 Rca Corp Signal translating apparatus
US2704185A (en) * 1952-01-09 1955-03-15 Ernest A Tavares Pumping system
US3019849A (en) * 1959-07-16 1962-02-06 Gen Dynamics Corp Loudspeaker diaphragm suspension
US3275758A (en) * 1962-09-27 1966-09-27 Walter B Udell Sound reproducing apparatus

Also Published As

Publication number Publication date
DE2057905B1 (de) 1972-05-25
FR2115331A1 (enExample) 1972-07-07
GB1363759A (en) 1974-08-14
US3772466A (en) 1973-11-13

Similar Documents

Publication Publication Date Title
IT942887B (it) Altoparlante con sezione per toni alti e sezione per toni bassi
BE754242A (fr) Diamino-s-triazines et dinitro-s-triazines
SE380418B (sv) Ljudatergivningsanleggning
SE7604971L (sv) Ljudisolerande konstruktionselement
BR7108645D0 (pt) Combinacao e revestimento eletro-luminescentes
BR7208381D0 (pt) Microfone eletrete
CH535998A (de) Digitaler Sinus-Kosinus-Generator
TR17695A (tr) Dinamo ve imaline mahsus usul
AT310218B (de) Zungenweiche
RO74629A (ro) Procedeu si dispozitiv pentru turnarea metalelor
FR1522707A (fr) Ballastage de navires
BE772944A (fr) Attenuateur acoustique
BE756184A (fr) Perfectionnements aux carburateurs
AT298584B (de) Kopfhörer Kopfhörer
AT274916B (de) Dynamisches Mikrophon
SE380510B (sv) Isolerings- och ballastmaterial
AT313406B (de) Installationskanal
BE766548A (fr) Nouveaux disulfonylimides
BE764856R (nl) Telefoontoestel
AT316438B (de) Wandeinbauventil
IT945809B (it) Strumento musicale
IT941415B (it) Attenuatore acustico
CH524284A (de) Signal-Kombinier- und Verteiler-Einheit
BE774195A (fr) Nouveaux peroxydes silylalkylalkyliques
SE393415B (sv) Ljuddempande palkran