FR1120394A - Pick-up, muni d'au moins deux aiguilles à porte-aiguilles reliés par un corps antivibratoire - Google Patents

Pick-up, muni d'au moins deux aiguilles à porte-aiguilles reliés par un corps antivibratoire

Info

Publication number
FR1120394A
FR1120394A FR1120394DA FR1120394A FR 1120394 A FR1120394 A FR 1120394A FR 1120394D A FR1120394D A FR 1120394DA FR 1120394 A FR1120394 A FR 1120394A
Authority
FR
France
Prior art keywords
needles
pick
fitted
vibration body
needle holders
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
Other languages
English (en)
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
Application granted granted Critical
Publication of FR1120394A publication Critical patent/FR1120394A/fr
Expired 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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • 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
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/06—Gramophone pick-ups using a stylus; Recorders using a stylus comprising two or more styli or transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR1120394D 1954-03-10 1955-03-08 Pick-up, muni d'au moins deux aiguilles à porte-aiguilles reliés par un corps antivibratoire Expired FR1120394A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL185764 1954-03-10

Publications (1)

Publication Number Publication Date
FR1120394A true FR1120394A (fr) 1956-07-04

Family

ID=19750656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1120394D Expired FR1120394A (fr) 1954-03-10 1955-03-08 Pick-up, muni d'au moins deux aiguilles à porte-aiguilles reliés par un corps antivibratoire

Country Status (7)

Country Link
US (1) US2868893A (fr)
BE (1) BE536330A (fr)
CH (1) CH327013A (fr)
DE (1) DE962653C (fr)
FR (1) FR1120394A (fr)
GB (1) GB765621A (fr)
NL (1) NL87749C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1054727B (de) * 1955-05-04 1959-04-09 Funkwerk Leipzig Veb Piezoelektrisches Tonabnehmersystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563860A (en) * 1946-10-11 1951-08-14 Gray Mfg Co Sound recording and reproducing head
US2570578A (en) * 1949-03-11 1951-10-09 Magnavox Co Dual stylus phonograph pickup
US2777016A (en) * 1952-12-19 1957-01-08 Electro Voice Dual needle phonograph cartridge

Also Published As

Publication number Publication date
CH327013A (de) 1958-01-15
GB765621A (en) 1957-01-09
DE962653C (de) 1957-04-25
US2868893A (en) 1959-01-13
NL87749C (fr)
BE536330A (fr)

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