CA1049133A - Haut-parleur - Google Patents

Haut-parleur

Info

Publication number
CA1049133A
CA1049133A CA75241720A CA241720A CA1049133A CA 1049133 A CA1049133 A CA 1049133A CA 75241720 A CA75241720 A CA 75241720A CA 241720 A CA241720 A CA 241720A CA 1049133 A CA1049133 A CA 1049133A
Authority
CA
Canada
Prior art keywords
unit
enclosure
diaphragm
horn
cylindrical
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
CA75241720A
Other languages
English (en)
Inventor
Yasusi Okamura
Kiichiro Tanaka
Takashi Takeda
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
Application granted granted Critical
Publication of CA1049133A publication Critical patent/CA1049133A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CA75241720A 1974-12-16 1975-12-15 Haut-parleur Expired CA1049133A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP15300174 1974-12-16
JP15299974 1974-12-16
JP15571774 1974-12-19

Publications (1)

Publication Number Publication Date
CA1049133A true CA1049133A (fr) 1979-02-20

Family

ID=27320387

Family Applications (1)

Application Number Title Priority Date Filing Date
CA75241720A Expired CA1049133A (fr) 1974-12-16 1975-12-15 Haut-parleur

Country Status (2)

Country Link
CA (1) CA1049133A (fr)
DE (1) DE2556639C3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1531791A (en) * 1976-03-17 1978-11-08 Rank Organisation Ltd Transducers
DE4031742A1 (de) * 1990-10-06 1992-04-09 Nokia Unterhaltungselektronik Kalotten-hochton-lautsprecher

Also Published As

Publication number Publication date
DE2556639A1 (de) 1976-06-24
DE2556639B2 (de) 1979-02-22
DE2556639C3 (de) 1979-10-11

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