GB1348735A - Electro-acoustical transducers - Google Patents

Electro-acoustical transducers

Info

Publication number
GB1348735A
GB1348735A GB1556672A GB1556672A GB1348735A GB 1348735 A GB1348735 A GB 1348735A GB 1556672 A GB1556672 A GB 1556672A GB 1556672 A GB1556672 A GB 1556672A GB 1348735 A GB1348735 A GB 1348735A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
cylinder
transducer
volumes
disc
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
GB1556672A
Other languages
English (en)
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Publication of GB1348735A publication Critical patent/GB1348735A/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
    • 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; DEAF-AID SETS; 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 
    • H04R1/222—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
GB1556672A 1971-04-23 1972-04-05 Electro-acoustical transducers Expired GB1348735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2119912A DE2119912C3 (de) 1971-04-23 1971-04-23 Elektroakustischer Wandler

Publications (1)

Publication Number Publication Date
GB1348735A true GB1348735A (en) 1974-03-20

Family

ID=5805700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1556672A Expired GB1348735A (en) 1971-04-23 1972-04-05 Electro-acoustical transducers

Country Status (13)

Country Link
AT (1) AT309550B (enrdf_load_stackoverflow)
BE (1) BE782493A (enrdf_load_stackoverflow)
BG (1) BG20416A3 (enrdf_load_stackoverflow)
BR (1) BR7202421D0 (enrdf_load_stackoverflow)
CH (1) CH561997A5 (enrdf_load_stackoverflow)
DE (1) DE2119912C3 (enrdf_load_stackoverflow)
FR (1) FR2134021B1 (enrdf_load_stackoverflow)
GB (1) GB1348735A (enrdf_load_stackoverflow)
IT (1) IT957225B (enrdf_load_stackoverflow)
LU (1) LU65199A1 (enrdf_load_stackoverflow)
NL (1) NL7205093A (enrdf_load_stackoverflow)
SE (1) SE374475B (enrdf_load_stackoverflow)
ZA (1) ZA722574B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2164819A (en) * 1984-09-19 1986-03-26 Gibson Dawson Joseph Microphone

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542552B1 (fr) * 1983-03-07 1986-04-11 Thomson Csf Transducteur electroacoustique a diaphragme piezo-electrique
US7065224B2 (en) * 2001-09-28 2006-06-20 Sonionmicrotronic Nederland B.V. Microphone for a hearing aid or listening device with improved internal damping and foreign material protection
US7415121B2 (en) 2004-10-29 2008-08-19 Sonion Nederland B.V. Microphone with internal damping

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE88657C (enrdf_load_stackoverflow) *
FR1084139A (fr) * 1952-10-06 1955-01-17 Microphone à condensateur pour réception directionnelle
DE1437420C3 (de) * 1964-07-21 1978-06-22 Elly 1000 Berlin Neumann Geb. Kosak Kondensator-Richtmikrophonkapsel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2164819A (en) * 1984-09-19 1986-03-26 Gibson Dawson Joseph Microphone

Also Published As

Publication number Publication date
BE782493A (fr) 1972-10-23
FR2134021A1 (enrdf_load_stackoverflow) 1972-12-01
NL7205093A (enrdf_load_stackoverflow) 1972-10-25
DE2119912A1 (de) 1972-11-09
LU65199A1 (enrdf_load_stackoverflow) 1972-07-13
DE2119912B2 (de) 1974-05-16
ZA722574B (en) 1973-01-31
CH561997A5 (enrdf_load_stackoverflow) 1975-05-15
BR7202421D0 (pt) 1973-06-28
IT957225B (it) 1973-10-10
SE374475B (enrdf_load_stackoverflow) 1975-03-03
AT309550B (de) 1973-08-27
BG20416A3 (bg) 1975-11-05
FR2134021B1 (enrdf_load_stackoverflow) 1974-12-20
DE2119912C3 (de) 1974-12-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee