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 (en
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/en
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 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8209571A JPS5629440B2 (en) 1971-10-19 1971-10-19
DE19722250697 DE2250697C3 (en) 1971-10-19 1972-10-16 Funnel or dome loudspeaker
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 (en) 1971-10-19 1971-10-19

Publications (2)

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

Family

ID=13764854

Family Applications (1)

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

Country Status (2)

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

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 (en) * 1980-04-17 1985-12-27 ソニー株式会社 speaker
US4752963A (en) * 1985-06-12 1988-06-21 Kabushiki Kaisha Kenwood Electroacoustic converter having a recessed step on the center pole
JP3021058B2 (en) * 1991-01-14 2000-03-15 パイオニア株式会社 Dome speaker
WO2005077073A2 (en) * 2004-02-11 2005-08-25 Soundtube Entertainment, Inc. Audio speaker system
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
US7938223B2 (en) * 2008-05-21 2011-05-10 Cooper Technologies Company Sintered elements and associated systems
FR2955446B1 (en) * 2010-01-15 2015-06-05 Phl Audio ELECTRODYNAMIC TRANSDUCER WITH DOME AND FLOATING SUSPENSION
US10791394B1 (en) * 2019-03-08 2020-09-29 Bose Corporation Loudspeaker with waveguide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831309U (en) * 1971-08-26 1973-04-17

Family Cites Families (7)

* 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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831309U (en) * 1971-08-26 1973-04-17

Also Published As

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

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