CH681671A5 - - Google Patents

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Publication number
CH681671A5
CH681671A5 CH78490A CH78490A CH681671A5 CH 681671 A5 CH681671 A5 CH 681671A5 CH 78490 A CH78490 A CH 78490A CH 78490 A CH78490 A CH 78490A CH 681671 A5 CH681671 A5 CH 681671A5
Authority
CH
Switzerland
Prior art keywords
plate
microphone
side membrane
ear
microphone according
Prior art date
Application number
CH78490A
Other languages
German (de)
English (en)
Inventor
Edwin Bollier
Erwin Meister
Original Assignee
Edwin Bollier
Erwin Meister
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 Edwin Bollier, Erwin Meister filed Critical Edwin Bollier
Priority to CH78490A priority Critical patent/CH681671A5/de
Priority to PCT/CH1991/000054 priority patent/WO1991014350A1/de
Priority to DE19914190521 priority patent/DE4190521C1/de
Priority to JP3505479A priority patent/JPH04507178A/ja
Publication of CH681671A5 publication Critical patent/CH681671A5/de

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones
    • 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
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • 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)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CH78490A 1990-03-12 1990-03-12 CH681671A5 (2)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH78490A CH681671A5 (2) 1990-03-12 1990-03-12
PCT/CH1991/000054 WO1991014350A1 (de) 1990-03-12 1991-03-11 Auf körperschall wirkendes mikrofon
DE19914190521 DE4190521C1 (de) 1990-03-12 1991-03-11 Auf Körperschall ansprechendes Mikrofon
JP3505479A JPH04507178A (ja) 1990-03-12 1991-03-11 骨導マイクロホン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH78490A CH681671A5 (2) 1990-03-12 1990-03-12

Publications (1)

Publication Number Publication Date
CH681671A5 true CH681671A5 (2) 1993-04-30

Family

ID=4195110

Family Applications (1)

Application Number Title Priority Date Filing Date
CH78490A CH681671A5 (2) 1990-03-12 1990-03-12

Country Status (4)

Country Link
JP (1) JPH04507178A (2)
CH (1) CH681671A5 (2)
DE (1) DE4190521C1 (2)
WO (1) WO1991014350A1 (2)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK170012B1 (da) * 1992-09-10 1995-04-24 Peer Kuhlmann Øremikrofon til indsætning i øre i forbindelse med mobiltelefoner og mobilradio
EP0710822B1 (fr) 1994-11-04 1999-02-10 Sagem Sa Capteur de vibrations piézoélectrique
KR19980063410A (ko) * 1997-08-19 1998-10-07 양승택 골도 및 기도 청각 겸용의 수화갑이 구비된 전화기
EP1062596B1 (en) * 1998-03-20 2003-02-05 Hypertension Diagnostics, Inc. Apparatus and method for blood pressure pulse waveform contour analysis
GB2369522B (en) * 2000-11-25 2004-08-25 Davies Ind Comm Ltd A microphone
US7123737B2 (en) * 2002-02-13 2006-10-17 Plantronics, Inc. Ear clasp headset
DE102005045544A1 (de) * 2005-09-23 2007-03-29 Vorwerk & Co. Interholding Gmbh Verfahren zum Generieren eines Signals zum Filterbeutelwechsel sowie Staubsauger mit einem Sauggebläse
DE102020134909A1 (de) * 2020-12-23 2022-06-23 Pentanova Cs Gmbh Industrielle Förderanlage sowie Verfahren zur Erfassung des Zustands einer Schiene einer industriellen Förderanlage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2311416A (en) * 1939-07-17 1943-02-16 Oscar G Salb Pickup for detecting and translating vibrations
DE7831611U1 (de) * 1978-10-24 1979-02-08 Robert Bosch Gmbh, 7000 Stuttgart Koerperschallaufnehmer
DE3023155A1 (de) * 1980-06-20 1982-01-07 Telemit Electronic GmbH, 8000 München Kontaktmikrofon zur aufnahme der menschlichen sprache
US4458344A (en) * 1983-03-21 1984-07-03 Geosource Inc. Tapered geophone spring
US4591668A (en) * 1984-05-08 1986-05-27 Iwata Electric Co., Ltd. Vibration-detecting type microphone

Also Published As

Publication number Publication date
DE4190521C1 (de) 1994-03-03
WO1991014350A1 (de) 1991-09-19
JPH04507178A (ja) 1992-12-10

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased