CA1024643A - Loudspeaker - Google Patents

Loudspeaker

Info

Publication number
CA1024643A
CA1024643A CA225,878A CA225878A CA1024643A CA 1024643 A CA1024643 A CA 1024643A CA 225878 A CA225878 A CA 225878A CA 1024643 A CA1024643 A CA 1024643A
Authority
CA
Canada
Prior art keywords
loudspeaker
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
CA225,878A
Other languages
French (fr)
Inventor
Roy F. Allison
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.)
ALLISON ACOUSTICS Inc
Original Assignee
ALLISON ACOUSTICS Inc
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 ALLISON ACOUSTICS Inc filed Critical ALLISON ACOUSTICS Inc
Application granted granted Critical
Publication of CA1024643A publication Critical patent/CA1024643A/en
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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CA225,878A 1974-05-01 1975-04-30 Loudspeaker Expired CA1024643A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46585674A 1974-05-01 1974-05-01

Publications (1)

Publication Number Publication Date
CA1024643A true CA1024643A (en) 1978-01-17

Family

ID=23849452

Family Applications (1)

Application Number Title Priority Date Filing Date
CA225,878A Expired CA1024643A (en) 1974-05-01 1975-04-30 Loudspeaker

Country Status (10)

Country Link
JP (1) JPS50152712A (en)
AU (1) AU8036575A (en)
BE (1) BE828507A (en)
CA (1) CA1024643A (en)
CH (1) CH598731A5 (en)
DE (1) DE2518521A1 (en)
ES (1) ES436953A1 (en)
FR (1) FR2269832A1 (en)
GB (1) GB1468787A (en)
NL (1) NL7504714A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3603537A1 (en) * 1986-02-05 1987-08-06 Pfleid Wohnraumakustik Gmbh BROADBAND SPEAKER

Also Published As

Publication number Publication date
AU8036575A (en) 1976-10-28
CH598731A5 (en) 1978-05-12
JPS50152712A (en) 1975-12-09
ES436953A1 (en) 1976-12-01
GB1468787A (en) 1977-03-30
BE828507A (en) 1975-08-18
NL7504714A (en) 1975-11-04
DE2518521A1 (en) 1975-11-13
FR2269832A1 (en) 1975-11-28

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