JPS5217717A - Disk recording reproduction apparatus - Google Patents

Disk recording reproduction apparatus

Info

Publication number
JPS5217717A
JPS5217717A JP50093737A JP9373775A JPS5217717A JP S5217717 A JPS5217717 A JP S5217717A JP 50093737 A JP50093737 A JP 50093737A JP 9373775 A JP9373775 A JP 9373775A JP S5217717 A JPS5217717 A JP S5217717A
Authority
JP
Japan
Prior art keywords
disk recording
reproduction apparatus
recording reproduction
state
recording medium
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
JP50093737A
Other languages
Japanese (ja)
Other versions
JPS5626893B2 (en
Inventor
Tadao Nagai
Taiji Asano
Shigekazu Wada
Masakado Nakada
Yutaka Kaneba
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.)
TEIATSUKU KK
Teac Corp
Mitsubishi Electric Corp
Original Assignee
TEIATSUKU KK
Teac Corp
Mitsubishi Electric Corp
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 TEIATSUKU KK, Teac Corp, Mitsubishi Electric Corp filed Critical TEIATSUKU KK
Priority to JP50093737A priority Critical patent/JPS5217717A/en
Publication of JPS5217717A publication Critical patent/JPS5217717A/en
Publication of JPS5626893B2 publication Critical patent/JPS5626893B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE: Since the state of recording reproduction of any information signal is supposed to be that of spiral type track, and it light is transmitted in the direction of the raduis of the recording medium, with the beam of light transmitted in the direction of radius of the disk recording medium rotating at both ends being blocked a state of enclosed track can be obtained.
COPYRIGHT: (C)1977,JPO&Japio
JP50093737A 1975-07-31 1975-07-31 Disk recording reproduction apparatus Granted JPS5217717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50093737A JPS5217717A (en) 1975-07-31 1975-07-31 Disk recording reproduction apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50093737A JPS5217717A (en) 1975-07-31 1975-07-31 Disk recording reproduction apparatus

Publications (2)

Publication Number Publication Date
JPS5217717A true JPS5217717A (en) 1977-02-09
JPS5626893B2 JPS5626893B2 (en) 1981-06-22

Family

ID=14090712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50093737A Granted JPS5217717A (en) 1975-07-31 1975-07-31 Disk recording reproduction apparatus

Country Status (1)

Country Link
JP (1) JPS5217717A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644161A (en) * 1979-09-17 1981-04-23 Matsushita Electric Ind Co Ltd Recording and reproduction system
JPS5992434U (en) * 1982-12-09 1984-06-22 パイオニア株式会社 Laser disc camera device
JPS60214465A (en) * 1984-04-11 1985-10-26 Pioneer Electronic Corp Automatic loading disc player

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57151187A (en) * 1981-03-14 1982-09-18 Takachiho Electric Enclosed heater

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5074401A (en) * 1973-10-24 1975-06-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5074401A (en) * 1973-10-24 1975-06-19

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644161A (en) * 1979-09-17 1981-04-23 Matsushita Electric Ind Co Ltd Recording and reproduction system
JPS6212587B2 (en) * 1979-09-17 1987-03-19 Matsushita Electric Ind Co Ltd
JPS5992434U (en) * 1982-12-09 1984-06-22 パイオニア株式会社 Laser disc camera device
JPS60214465A (en) * 1984-04-11 1985-10-26 Pioneer Electronic Corp Automatic loading disc player
JPH0441427B2 (en) * 1984-04-11 1992-07-08 Pioneer Electronic Corp

Also Published As

Publication number Publication date
JPS5626893B2 (en) 1981-06-22

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