CA975461A - Electroacoustic transducer having an inverted diaphragm - Google Patents

Electroacoustic transducer having an inverted diaphragm

Info

Publication number
CA975461A
CA975461A CA183,078A CA183078A CA975461A CA 975461 A CA975461 A CA 975461A CA 183078 A CA183078 A CA 183078A CA 975461 A CA975461 A CA 975461A
Authority
CA
Canada
Prior art keywords
electroacoustic transducer
inverted diaphragm
diaphragm
inverted
electroacoustic
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
CA183,078A
Other versions
CA183078S (en
Inventor
Karlo B. Simonsen
Raymond C. Freeman
Alan C. Busche
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric 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 Northern Electric Co Ltd filed Critical Northern Electric Co Ltd
Priority to CA183,078A priority Critical patent/CA975461A/en
Application granted granted Critical
Publication of CA975461A publication Critical patent/CA975461A/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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/06—Telephone receivers
CA183,078A 1973-10-10 1973-10-10 Electroacoustic transducer having an inverted diaphragm Expired CA975461A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA183,078A CA975461A (en) 1973-10-10 1973-10-10 Electroacoustic transducer having an inverted diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA183,078A CA975461A (en) 1973-10-10 1973-10-10 Electroacoustic transducer having an inverted diaphragm

Publications (1)

Publication Number Publication Date
CA975461A true CA975461A (en) 1975-09-30

Family

ID=4098051

Family Applications (1)

Application Number Title Priority Date Filing Date
CA183,078A Expired CA975461A (en) 1973-10-10 1973-10-10 Electroacoustic transducer having an inverted diaphragm

Country Status (1)

Country Link
CA (1) CA975461A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125033A (en) * 1990-02-17 1992-06-23 Lee Jeong Gi Body sense speaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125033A (en) * 1990-02-17 1992-06-23 Lee Jeong Gi Body sense speaker

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