DE1916719C3 - Elektroakustischer Wandler - Google Patents

Elektroakustischer Wandler

Info

Publication number
DE1916719C3
DE1916719C3 DE19691916719 DE1916719A DE1916719C3 DE 1916719 C3 DE1916719 C3 DE 1916719C3 DE 19691916719 DE19691916719 DE 19691916719 DE 1916719 A DE1916719 A DE 1916719A DE 1916719 C3 DE1916719 C3 DE 1916719C3
Authority
DE
Germany
Prior art keywords
piezoelectric element
components
membrane
support plate
attached
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
DE19691916719
Other languages
German (de)
English (en)
Other versions
DE1916719A1 (de
DE1916719B2 (de
Inventor
Killion Mead Clifford
Carlson Elmer Victor
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.)
Industrial Research Products Inc
IND RES PRODUCTS Inc
Original Assignee
Industrial Research Products Inc
IND RES PRODUCTS 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 Industrial Research Products Inc, IND RES PRODUCTS Inc filed Critical Industrial Research Products Inc
Publication of DE1916719A1 publication Critical patent/DE1916719A1/de
Publication of DE1916719B2 publication Critical patent/DE1916719B2/de
Application granted granted Critical
Publication of DE1916719C3 publication Critical patent/DE1916719C3/de
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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE19691916719 1968-07-29 1969-04-01 Elektroakustischer Wandler Expired DE1916719C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74827268A 1968-07-29 1968-07-29

Publications (3)

Publication Number Publication Date
DE1916719A1 DE1916719A1 (de) 1970-03-05
DE1916719B2 DE1916719B2 (de) 1970-09-10
DE1916719C3 true DE1916719C3 (de) 1971-04-15

Family

ID=25008744

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691916719 Expired DE1916719C3 (de) 1968-07-29 1969-04-01 Elektroakustischer Wandler

Country Status (6)

Country Link
CH (1) CH501349A (https=)
DE (1) DE1916719C3 (https=)
DK (1) DK136749B (https=)
FR (1) FR1597238A (https=)
GB (1) GB1234218A (https=)
NL (1) NL150656B (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531299B1 (fr) * 1982-08-02 1986-07-18 Depaepe Sa Henri Transducteur acousto-electrique, notamment pour microphone piezoelectrique
WO2010082925A1 (en) * 2009-01-14 2010-07-22 Hewlett-Packard Development Company, L.P. Acoustic pressure transducer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140602B (de) * 1960-03-31 1965-12-02 Sonotone Corporation, Elmsford, N. Y. (V. St. A.) Piezoelektrischer Schwingungswandler
DE1259389B (de) * 1962-11-28 1968-01-25 Brown Ltd S G Piezoelektrischer Wandler zur Umwandlung elektrischer Signale in Schallwellen und umgekehrt

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140602B (de) * 1960-03-31 1965-12-02 Sonotone Corporation, Elmsford, N. Y. (V. St. A.) Piezoelektrischer Schwingungswandler
DE1259389B (de) * 1962-11-28 1968-01-25 Brown Ltd S G Piezoelektrischer Wandler zur Umwandlung elektrischer Signale in Schallwellen und umgekehrt

Also Published As

Publication number Publication date
NL150656B (nl) 1976-08-16
GB1234218A (https=) 1971-06-03
DK136749C (https=) 1978-04-24
CH501349A (de) 1970-12-31
DE1916719A1 (de) 1970-03-05
NL6900622A (https=) 1970-02-02
DE1916719B2 (de) 1970-09-10
FR1597238A (https=) 1970-06-22
DK136749B (da) 1977-11-14

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee