DK533685D0 - Elektromekanisk film og fremgangsmaade til fremstilling af samme - Google Patents

Elektromekanisk film og fremgangsmaade til fremstilling af samme

Info

Publication number
DK533685D0
DK533685D0 DK533685A DK533685A DK533685D0 DK 533685 D0 DK533685 D0 DK 533685D0 DK 533685 A DK533685 A DK 533685A DK 533685 A DK533685 A DK 533685A DK 533685 D0 DK533685 D0 DK 533685D0
Authority
DK
Denmark
Prior art keywords
film
procedure
tube
dimensions
movie
Prior art date
Application number
DK533685A
Other languages
English (en)
Other versions
DK533685A (da
Inventor
Kari Kirjavainen
Original Assignee
Kari Kirjavainen
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 Kari Kirjavainen filed Critical Kari Kirjavainen
Publication of DK533685D0 publication Critical patent/DK533685D0/da
Publication of DK533685A publication Critical patent/DK533685A/da

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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2201/00—Contacts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Materials For Medical Uses (AREA)
  • Laminated Bodies (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Prostheses (AREA)
  • Secondary Cells (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
DK533685A 1984-11-20 1985-11-19 Elektromekanisk film og fremgangsmaade til fremstilling af samme DK533685A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/673,485 US4654546A (en) 1984-11-20 1984-11-20 Electromechanical film and procedure for manufacturing same

Publications (2)

Publication Number Publication Date
DK533685D0 true DK533685D0 (da) 1985-11-19
DK533685A DK533685A (da) 1986-05-21

Family

ID=24702847

Family Applications (1)

Application Number Title Priority Date Filing Date
DK533685A DK533685A (da) 1984-11-20 1985-11-19 Elektromekanisk film og fremgangsmaade til fremstilling af samme

Country Status (7)

Country Link
US (1) US4654546A (da)
EP (1) EP0182764B1 (da)
JP (1) JPS61148044A (da)
AT (1) ATE61706T1 (da)
DE (1) DE3582121D1 (da)
DK (1) DK533685A (da)
NO (1) NO854629L (da)

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JPS5927584A (ja) * 1982-08-05 1984-02-14 Agency Of Ind Science & Technol 高分子複合多孔質圧電体およびその製造方法
US4451710A (en) * 1982-09-01 1984-05-29 Gte Atea Nv Precisely stabilized piezoelectric receiver

Also Published As

Publication number Publication date
US4654546A (en) 1987-03-31
JPS61148044A (ja) 1986-07-05
EP0182764B1 (en) 1991-03-13
DK533685A (da) 1986-05-21
EP0182764A2 (en) 1986-05-28
EP0182764A3 (en) 1988-09-07
DE3582121D1 (de) 1991-04-18
NO854629L (no) 1986-05-21
ATE61706T1 (de) 1991-03-15

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