JPS5253220Y2 - - Google Patents

Info

Publication number
JPS5253220Y2
JPS5253220Y2 JP1972072182U JP7218272U JPS5253220Y2 JP S5253220 Y2 JPS5253220 Y2 JP S5253220Y2 JP 1972072182 U JP1972072182 U JP 1972072182U JP 7218272 U JP7218272 U JP 7218272U JP S5253220 Y2 JPS5253220 Y2 JP S5253220Y2
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
JP1972072182U
Other languages
Japanese (ja)
Other versions
JPS4931341U (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 JP1972072182U priority Critical patent/JPS5253220Y2/ja
Priority to US370189A priority patent/US3909557A/en
Publication of JPS4931341U publication Critical patent/JPS4931341U/ja
Application granted granted Critical
Publication of JPS5253220Y2 publication Critical patent/JPS5253220Y2/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/041—Centering
    • H04R9/042—Centering by pressurised air

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP1972072182U 1972-06-20 1972-06-20 Expired JPS5253220Y2 (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1972072182U JPS5253220Y2 (enrdf_load_stackoverflow) 1972-06-20 1972-06-20
US370189A US3909557A (en) 1972-06-20 1973-06-14 Vibration dampening mounting system for wire suspended loudspeaker bobbin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972072182U JPS5253220Y2 (enrdf_load_stackoverflow) 1972-06-20 1972-06-20

Publications (2)

Publication Number Publication Date
JPS4931341U JPS4931341U (enrdf_load_stackoverflow) 1974-03-18
JPS5253220Y2 true JPS5253220Y2 (enrdf_load_stackoverflow) 1977-12-02

Family

ID=27971023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972072182U Expired JPS5253220Y2 (enrdf_load_stackoverflow) 1972-06-20 1972-06-20

Country Status (2)

Country Link
US (1) US3909557A (enrdf_load_stackoverflow)
JP (1) JPS5253220Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8155372B2 (en) * 2007-06-15 2012-04-10 Donald North Wire suspension for speakers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1966564A (en) * 1928-04-05 1934-07-17 Schlenker Vesper Anderson Dynamic sound reproducer
US3518460A (en) * 1968-10-30 1970-06-30 Euphonics Corp Ultrasonic transducer employing suspended piezoelectric plate
FR2151124B1 (enrdf_load_stackoverflow) * 1971-09-04 1979-02-09 Pioneer Electronic Corp

Also Published As

Publication number Publication date
JPS4931341U (enrdf_load_stackoverflow) 1974-03-18
US3909557A (en) 1975-09-30

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