DK129260C - - Google Patents

Info

Publication number
DK129260C
DK129260C DK678866A DK678866A DK129260C DK 129260 C DK129260 C DK 129260C DK 678866 A DK678866 A DK 678866A DK 678866 A DK678866 A DK 678866A DK 129260 C DK129260 C DK 129260C
Authority
DK
Denmark
Application number
DK678866A
Other languages
Danish (da)
Other versions
DK129260B (da
Inventor
G Schenkel
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of DK129260B publication Critical patent/DK129260B/da
Application granted granted Critical
Publication of DK129260C publication Critical patent/DK129260C/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
    • 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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; DEAF-AID SETS; 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)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DK678866A 1966-01-04 1966-12-30 Fremgangsmåde til fremstilling af et apparat til omdannelse af elektriske svingninger til hørbare svingninger og omvendt. DK129260B (da)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DK129260B DK129260B (da) 1974-09-16
DK129260C true DK129260C (fr) 1975-02-03

Family

ID=19795371

Family Applications (1)

Application Number Title Priority Date Filing Date
DK678866A DK129260B (da) 1966-01-04 1966-12-30 Fremgangsmåde til fremstilling af et apparat til omdannelse af elektriske svingninger til hørbare svingninger og omvendt.

Country Status (8)

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

Also Published As

Publication number Publication date
ES335162A1 (es) 1968-06-16
GB1129501A (en) 1968-10-09
AT271592B (de) 1969-06-10
BE692110A (fr) 1967-07-03
DK129260B (da) 1974-09-16
DE1487384A1 (de) 1969-04-03
DE1487384B2 (de) 1974-09-12
DE1487384C3 (de) 1975-04-24
FR1513516A (fr) 1968-02-16
NL6600022A (fr) 1967-07-05

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