JPS5629440B2 - - Google Patents

Info

Publication number
JPS5629440B2
JPS5629440B2 JP8209571A JP8209571A JPS5629440B2 JP S5629440 B2 JPS5629440 B2 JP S5629440B2 JP 8209571 A JP8209571 A JP 8209571A JP 8209571 A JP8209571 A JP 8209571A JP S5629440 B2 JPS5629440 B2 JP S5629440B2
Authority
JP
Japan
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.)
Expired
Application number
JP8209571A
Other languages
Japanese (ja)
Other versions
JPS4847824A (enrdf_load_stackoverflow
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
Priority to JP8209571A priority Critical patent/JPS5629440B2/ja
Priority to DE19722250697 priority patent/DE2250697C3/de
Priority to US298907A priority patent/US3867586A/en
Publication of JPS4847824A publication Critical patent/JPS4847824A/ja
Publication of JPS5629440B2 publication Critical patent/JPS5629440B2/ja
Expired legal-status Critical Current

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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • 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 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP8209571A 1971-10-19 1971-10-19 Expired JPS5629440B2 (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8209571A JPS5629440B2 (enrdf_load_stackoverflow) 1971-10-19 1971-10-19
DE19722250697 DE2250697C3 (de) 1971-10-19 1972-10-16 Trichter- oder Domlautsprecher
US298907A US3867586A (en) 1971-10-19 1972-10-19 Loudspeaker with flat frequency characteristics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8209571A JPS5629440B2 (enrdf_load_stackoverflow) 1971-10-19 1971-10-19

Publications (2)

Publication Number Publication Date
JPS4847824A JPS4847824A (enrdf_load_stackoverflow) 1973-07-06
JPS5629440B2 true JPS5629440B2 (enrdf_load_stackoverflow) 1981-07-08

Family

ID=13764854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8209571A Expired JPS5629440B2 (enrdf_load_stackoverflow) 1971-10-19 1971-10-19

Country Status (2)

Country Link
US (1) US3867586A (enrdf_load_stackoverflow)
JP (1) JPS5629440B2 (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56112198A (en) * 1980-02-12 1981-09-04 Sony Corp Electroacoustic transducer
JPS6042558Y2 (ja) * 1980-04-17 1985-12-27 ソニー株式会社 スピ−カ
US4752963A (en) * 1985-06-12 1988-06-21 Kabushiki Kaisha Kenwood Electroacoustic converter having a recessed step on the center pole
JP3021058B2 (ja) * 1991-01-14 2000-03-15 パイオニア株式会社 ドームスピーカ
US20050175208A1 (en) * 2004-02-11 2005-08-11 Shaw Clayton C. Audio speaker system employing an annular gasket separating a horn waveguide from a sound reproducing membrane
US7203329B2 (en) * 2004-02-11 2007-04-10 Soundtube Entertainment, Inc. Audio speaker system employing an axi-symmetrical horn with wide dispersion angle characteristics over an extended frequency range
WO2005077073A2 (en) * 2004-02-11 2005-08-25 Soundtube Entertainment, Inc. Audio speaker system
US7938223B2 (en) * 2008-05-21 2011-05-10 Cooper Technologies Company Sintered elements and associated systems
FR2955446B1 (fr) * 2010-01-15 2015-06-05 Phl Audio Transducteur electrodynamique a dome et suspension flottante
US10791394B1 (en) * 2019-03-08 2020-09-29 Bose Corporation Loudspeaker with waveguide

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1930915A (en) * 1932-07-13 1933-10-17 Bell Telephone Labor Inc Acoustic device
US2858377A (en) * 1953-04-29 1958-10-28 Arthur Blumenfeld Driver unit for loudspeakers
US2974204A (en) * 1954-07-06 1961-03-07 Kane Corp Du Transducer
US2942071A (en) * 1954-10-01 1960-06-21 Rca Corp Horn-type transducer
US2907837A (en) * 1956-09-18 1959-10-06 Brami Joseph Sound reproducing system
US2832844A (en) * 1957-04-29 1958-04-29 Univ Loudspeakers Inc Speaker driver
US3718779A (en) * 1967-06-22 1973-02-27 Electronic Res Ass Inc Loudspeaker diaphragm having marginal air release passages and center high frequency propagator
JPS5016085Y2 (enrdf_load_stackoverflow) * 1971-08-26 1975-05-20

Also Published As

Publication number Publication date
JPS4847824A (enrdf_load_stackoverflow) 1973-07-06
DE2250697A1 (de) 1973-05-03
US3867586A (en) 1975-02-18
DE2250697B2 (de) 1976-03-11

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