DE3530869C2 - - Google Patents

Info

Publication number
DE3530869C2
DE3530869C2 DE19853530869 DE3530869A DE3530869C2 DE 3530869 C2 DE3530869 C2 DE 3530869C2 DE 19853530869 DE19853530869 DE 19853530869 DE 3530869 A DE3530869 A DE 3530869A DE 3530869 C2 DE3530869 C2 DE 3530869C2
Authority
DE
Germany
Prior art keywords
membrane
ear
impedance
damping material
frequency
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
DE19853530869
Other languages
German (de)
English (en)
Other versions
DE3530869A1 (de
Inventor
Martin 3000 Hannover De Voigt
Martin 3002 Wedemark De Kraemer
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.)
Sennheiser Electronic GmbH and Co KG
Original Assignee
Sennheiser Electronic GmbH and Co KG
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 Sennheiser Electronic GmbH and Co KG filed Critical Sennheiser Electronic GmbH and Co KG
Priority to DE19853530869 priority Critical patent/DE3530869A1/de
Publication of DE3530869A1 publication Critical patent/DE3530869A1/de
Application granted granted Critical
Publication of DE3530869C2 publication Critical patent/DE3530869C2/de
Granted 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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
    • 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 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE19853530869 1985-08-29 1985-08-29 Membran fuer einen elektroakustischen wiedergabewandler Granted DE3530869A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853530869 DE3530869A1 (de) 1985-08-29 1985-08-29 Membran fuer einen elektroakustischen wiedergabewandler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853530869 DE3530869A1 (de) 1985-08-29 1985-08-29 Membran fuer einen elektroakustischen wiedergabewandler

Publications (2)

Publication Number Publication Date
DE3530869A1 DE3530869A1 (de) 1987-03-12
DE3530869C2 true DE3530869C2 (cs) 1988-12-22

Family

ID=6279666

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853530869 Granted DE3530869A1 (de) 1985-08-29 1985-08-29 Membran fuer einen elektroakustischen wiedergabewandler

Country Status (1)

Country Link
DE (1) DE3530869A1 (cs)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1259949B (de) * 1964-07-29 1968-02-01 Siemens Ag Elektroakustischer Wandler mit beiderseits einer Schwingmembran liegenden akustisch wirksamen Raeumen
CA1032479A (en) * 1974-09-16 1978-06-06 Rudolf Gorike Headphone
DE7935238U1 (de) * 1979-12-14 1980-03-20 Saba Gmbh, 7730 Villingen Kalottenmembran
DK148550C (da) * 1981-12-10 1986-04-21 Standard Electric Kirk Elektrodynamisk transducer med bevaegelig spole
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.

Also Published As

Publication number Publication date
DE3530869A1 (de) 1987-03-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation