CH356285A - Piezoelektrischer Rillenabtaster - Google Patents

Piezoelektrischer Rillenabtaster

Info

Publication number
CH356285A
CH356285A CH356285DA CH356285A CH 356285 A CH356285 A CH 356285A CH 356285D A CH356285D A CH 356285DA CH 356285 A CH356285 A CH 356285A
Authority
CH
Switzerland
Prior art keywords
piezoelectric groove
groove scanner
scanner
piezoelectric
groove
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Vries Machiel De
Original Assignee
Vries Machiel De
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 Vries Machiel De filed Critical Vries Machiel De
Publication of CH356285A publication Critical patent/CH356285A/de

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
    • H04R17/06—Gramophone pick-ups using a stylus; Recorders using a stylus comprising two or more styli or transducers
    • 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
    • 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
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CH356285D 1956-08-24 1957-08-21 Piezoelektrischer Rillenabtaster CH356285A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL356285X 1956-08-24

Publications (1)

Publication Number Publication Date
CH356285A true CH356285A (de) 1961-08-15

Family

ID=19785231

Family Applications (1)

Application Number Title Priority Date Filing Date
CH356285D CH356285A (de) 1956-08-24 1957-08-21 Piezoelektrischer Rillenabtaster

Country Status (7)

Country Link
US (1) US3022384A (cg-RX-API-DMAC7.html)
BE (1) BE560160A (cg-RX-API-DMAC7.html)
CH (1) CH356285A (cg-RX-API-DMAC7.html)
DE (1) DE1136126B (cg-RX-API-DMAC7.html)
FR (1) FR1194407A (cg-RX-API-DMAC7.html)
GB (1) GB837952A (cg-RX-API-DMAC7.html)
NL (1) NL107033C (cg-RX-API-DMAC7.html)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567105A (en) * 1949-03-11 1951-09-04 Magnavox Co Crystal pickup
US2771295A (en) * 1952-02-01 1956-11-20 Permo Inc Stylus and socket therefor
US2717929A (en) * 1952-04-10 1955-09-13 Sonotone Corp Phonograph pickups
US2798120A (en) * 1952-04-10 1957-07-02 Sonotone Corp Phonograph pickups
GB748659A (en) * 1953-07-29 1956-05-09 Garrard Eng & Mfg Co Ltd Improvements in piezo-electric pick-ups

Also Published As

Publication number Publication date
FR1194407A (fr) 1959-11-09
GB837952A (en) 1960-06-15
DE1136126B (de) 1962-09-06
BE560160A (cg-RX-API-DMAC7.html)
NL107033C (cg-RX-API-DMAC7.html)
US3022384A (en) 1962-02-20

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