JPS53112704A - Signal pickup device of rotary recording medium reproducer - Google Patents

Signal pickup device of rotary recording medium reproducer

Info

Publication number
JPS53112704A
JPS53112704A JP2771477A JP2771477A JPS53112704A JP S53112704 A JPS53112704 A JP S53112704A JP 2771477 A JP2771477 A JP 2771477A JP 2771477 A JP2771477 A JP 2771477A JP S53112704 A JPS53112704 A JP S53112704A
Authority
JP
Japan
Prior art keywords
recording medium
pickup device
signal pickup
rotary recording
medium reproducer
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.)
Granted
Application number
JP2771477A
Other languages
Japanese (ja)
Other versions
JPS594782B2 (en
Inventor
Osamu Tajima
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan Ltd
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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP52027714A priority Critical patent/JPS594782B2/en
Priority to US05/885,579 priority patent/US4170783A/en
Publication of JPS53112704A publication Critical patent/JPS53112704A/en
Publication of JPS594782B2 publication Critical patent/JPS594782B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)

Abstract

PURPOSE: To perform tracking controlling highly accurately by flowing contaol current to coil body enclosing a permanent magnet piece provided to the end part of a cantilever and displacing a reproduction scanner in a direction intersecting perpendicularly to the information tracks of a recording medium.
COPYRIGHT: (C)1978,JPO&Japio
JP52027714A 1977-03-14 1977-03-14 Signal pickup device for rotating recording media playback device Expired JPS594782B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP52027714A JPS594782B2 (en) 1977-03-14 1977-03-14 Signal pickup device for rotating recording media playback device
US05/885,579 US4170783A (en) 1977-03-14 1978-03-13 Signal pickup device for reproducing an information signal recorded on a track of a rotary recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52027714A JPS594782B2 (en) 1977-03-14 1977-03-14 Signal pickup device for rotating recording media playback device

Publications (2)

Publication Number Publication Date
JPS53112704A true JPS53112704A (en) 1978-10-02
JPS594782B2 JPS594782B2 (en) 1984-01-31

Family

ID=12228660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52027714A Expired JPS594782B2 (en) 1977-03-14 1977-03-14 Signal pickup device for rotating recording media playback device

Country Status (1)

Country Link
JP (1) JPS594782B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441900A1 (en) * 1978-11-16 1980-06-13 Rca Corp Video disc player - has track skipping device comprising electromagnet moving stylus radially across disc
FR2441901A1 (en) * 1978-11-16 1980-06-13 Rca Corp Video disc player - has track skipping device comprising coils and permanent magnet moving needle radially across disc

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441900A1 (en) * 1978-11-16 1980-06-13 Rca Corp Video disc player - has track skipping device comprising electromagnet moving stylus radially across disc
FR2441901A1 (en) * 1978-11-16 1980-06-13 Rca Corp Video disc player - has track skipping device comprising coils and permanent magnet moving needle radially across disc

Also Published As

Publication number Publication date
JPS594782B2 (en) 1984-01-31

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