DE1487384C3 - Verfahren zur Herstellung eines Schallwandlers - Google Patents

Verfahren zur Herstellung eines Schallwandlers

Info

Publication number
DE1487384C3
DE1487384C3 DE19661487384 DE1487384A DE1487384C3 DE 1487384 C3 DE1487384 C3 DE 1487384C3 DE 19661487384 DE19661487384 DE 19661487384 DE 1487384 A DE1487384 A DE 1487384A DE 1487384 C3 DE1487384 C3 DE 1487384C3
Authority
DE
Germany
Prior art keywords
membrane
magnetic membrane
support body
magnetic
magnet system
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
DE19661487384
Other languages
German (de)
English (en)
Other versions
DE1487384B2 (de
DE1487384A1 (de
Inventor
Gerrit Eindhoven Schenkel (Niederlande)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE1487384A1 publication Critical patent/DE1487384A1/de
Publication of DE1487384B2 publication Critical patent/DE1487384B2/de
Application granted granted Critical
Publication of DE1487384C3 publication Critical patent/DE1487384C3/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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
    • 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
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2207/00—Details of diaphragms or cones for electromechanical transducers or their suspension covered by H04R7/00 but not provided for in H04R7/00 or in H04R2307/00
    • H04R2207/021—Diaphragm extensions, not necessarily integrally formed, e.g. skirts, rims, flanges

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
DE19661487384 1966-01-04 1966-12-31 Verfahren zur Herstellung eines Schallwandlers Expired DE1487384C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6600022A NL6600022A (OSRAM) 1966-01-04 1966-01-04

Publications (3)

Publication Number Publication Date
DE1487384A1 DE1487384A1 (de) 1969-04-03
DE1487384B2 DE1487384B2 (de) 1974-09-12
DE1487384C3 true DE1487384C3 (de) 1975-04-24

Family

ID=19795371

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661487384 Expired DE1487384C3 (de) 1966-01-04 1966-12-31 Verfahren zur Herstellung eines Schallwandlers

Country Status (8)

Country Link
AT (1) AT271592B (OSRAM)
BE (1) BE692110A (OSRAM)
DE (1) DE1487384C3 (OSRAM)
DK (1) DK129260B (OSRAM)
ES (1) ES335162A1 (OSRAM)
FR (1) FR1513516A (OSRAM)
GB (1) GB1129501A (OSRAM)
NL (1) NL6600022A (OSRAM)

Also Published As

Publication number Publication date
DK129260C (OSRAM) 1975-02-03
NL6600022A (OSRAM) 1967-07-05
GB1129501A (en) 1968-10-09
DE1487384B2 (de) 1974-09-12
DK129260B (da) 1974-09-16
AT271592B (de) 1969-06-10
BE692110A (OSRAM) 1967-07-03
ES335162A1 (es) 1968-06-16
FR1513516A (fr) 1968-02-16
DE1487384A1 (de) 1969-04-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee