JPS57190499A - Loudspeaker - Google Patents

Loudspeaker

Info

Publication number
JPS57190499A
JPS57190499A JP7523181A JP7523181A JPS57190499A JP S57190499 A JPS57190499 A JP S57190499A JP 7523181 A JP7523181 A JP 7523181A JP 7523181 A JP7523181 A JP 7523181A JP S57190499 A JPS57190499 A JP S57190499A
Authority
JP
Japan
Prior art keywords
coupler ring
outside circumference
diaphragm
dust
cap
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.)
Granted
Application number
JP7523181A
Other languages
English (en)
Other versions
JPS6234320B2 (ja
Inventor
Koshin Shimada
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP7523181A priority Critical patent/JPS57190499A/ja
Publication of JPS57190499A publication Critical patent/JPS57190499A/ja
Publication of JPS6234320B2 publication Critical patent/JPS6234320B2/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
    • 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
JP7523181A 1981-05-18 1981-05-18 Loudspeaker Granted JPS57190499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7523181A JPS57190499A (en) 1981-05-18 1981-05-18 Loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7523181A JPS57190499A (en) 1981-05-18 1981-05-18 Loudspeaker

Publications (2)

Publication Number Publication Date
JPS57190499A true JPS57190499A (en) 1982-11-24
JPS6234320B2 JPS6234320B2 (ja) 1987-07-25

Family

ID=13570236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7523181A Granted JPS57190499A (en) 1981-05-18 1981-05-18 Loudspeaker

Country Status (1)

Country Link
JP (1) JPS57190499A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1178703A2 (en) * 2000-08-03 2002-02-06 Pioneer Corporation Speaker and method of assembling the speaker
GB2449842A (en) * 2007-05-03 2008-12-10 Pss Belgium Nv Loudspeaker with a diaphragm stiffening element

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1178703A2 (en) * 2000-08-03 2002-02-06 Pioneer Corporation Speaker and method of assembling the speaker
EP1178703A3 (en) * 2000-08-03 2005-08-31 Pioneer Corporation Speaker and method of assembling the speaker
GB2449842A (en) * 2007-05-03 2008-12-10 Pss Belgium Nv Loudspeaker with a diaphragm stiffening element
GB2449842B (en) * 2007-05-03 2012-02-01 Pss Belgium Nv Loudspeaker with a stiffening element
US8422724B2 (en) 2007-05-03 2013-04-16 Pss Belgium N.V. Loudspeaker with a stiffening element

Also Published As

Publication number Publication date
JPS6234320B2 (ja) 1987-07-25

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