JPS6230559B2 - - Google Patents

Info

Publication number
JPS6230559B2
JPS6230559B2 JP56037443A JP3744381A JPS6230559B2 JP S6230559 B2 JPS6230559 B2 JP S6230559B2 JP 56037443 A JP56037443 A JP 56037443A JP 3744381 A JP3744381 A JP 3744381A JP S6230559 B2 JPS6230559 B2 JP S6230559B2
Authority
JP
Japan
Prior art keywords
duct
port
sound
back plate
speaker
Prior art date
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
JP56037443A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57152295A (en
Inventor
Harumitsu Kato
Hironori Yamada
Kaoru Yamazaki
Tadashi Maruyama
Takashi Ogasawara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KENUTSUDO KK
Original Assignee
KENUTSUDO KK
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 KENUTSUDO KK filed Critical KENUTSUDO KK
Priority to JP56037443A priority Critical patent/JPS57152295A/ja
Priority to US06/357,654 priority patent/US4413703A/en
Publication of JPS57152295A publication Critical patent/JPS57152295A/ja
Publication of JPS6230559B2 publication Critical patent/JPS6230559B2/ja
Granted 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 
    • H04R1/28—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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type 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 
    • H04R1/28—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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2823—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2826—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material for loudspeaker transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP56037443A 1981-03-16 1981-03-16 Bass-reflex type speaker system Granted JPS57152295A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56037443A JPS57152295A (en) 1981-03-16 1981-03-16 Bass-reflex type speaker system
US06/357,654 US4413703A (en) 1981-03-16 1982-03-12 Bass-reflex type speaker system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56037443A JPS57152295A (en) 1981-03-16 1981-03-16 Bass-reflex type speaker system

Publications (2)

Publication Number Publication Date
JPS57152295A JPS57152295A (en) 1982-09-20
JPS6230559B2 true JPS6230559B2 (enExample) 1987-07-02

Family

ID=12497643

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56037443A Granted JPS57152295A (en) 1981-03-16 1981-03-16 Bass-reflex type speaker system

Country Status (2)

Country Link
US (1) US4413703A (enExample)
JP (1) JPS57152295A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358720A (ja) * 1989-07-25 1991-03-13 ▲くわ▼葉　祐次 栽培植物の根圏環境への灌水施肥換気方法及びその装置並びに灌水施肥用の給水器

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619096A (ja) * 1984-06-25 1986-01-16 Clarion Co Ltd スピ−カ装置
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
FR2623337B1 (enExample) * 1987-11-18 1990-06-08 Dehaeze Jean Marie
US5204501A (en) * 1992-02-20 1993-04-20 Tsao Ye Ming Synchronous common polar resonant wall type speaker cabinet
USD349499S (en) 1992-12-07 1994-08-09 Collins Benjamin P Subwoofer housing
US5324896A (en) * 1993-04-12 1994-06-28 Joseph Magnani Audio loudspeaker system
JP3371161B2 (ja) * 1993-10-01 2003-01-27 ソニー株式会社 スピーカシステム
MX337305B (es) * 2008-05-12 2016-02-24 Kaleo Inc Dispositivo de administracion de medicamentos provisto de un sistema de circuitos electronicos.
US8042647B1 (en) 2009-03-16 2011-10-25 Robert Layton, Jr. Speaker side air supply
US9154863B2 (en) * 2012-12-26 2015-10-06 John Smith Speaker enclosure and method for eliminating standing waves therein
US9247341B2 (en) * 2014-02-26 2016-01-26 Htc Corporation Speaker module

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2757751A (en) * 1952-04-07 1956-08-07 Ernest A Tavares Small extended-low-frequency-response loudspeaker enclosure
US3952159A (en) * 1973-03-09 1976-04-20 Zenith Radio Corporation Ducted port reflex enclosure
US4200170A (en) * 1977-08-29 1980-04-29 Williams John H Jr Pyramid speaker assembly
US4196792A (en) * 1978-11-09 1980-04-08 Grieves J Philip Laminar flow vented speaker enclosure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358720A (ja) * 1989-07-25 1991-03-13 ▲くわ▼葉　祐次 栽培植物の根圏環境への灌水施肥換気方法及びその装置並びに灌水施肥用の給水器

Also Published As

Publication number Publication date
US4413703A (en) 1983-11-08
JPS57152295A (en) 1982-09-20

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