JPS5217717A - Disk recording reproduction apparatus - Google Patents
Disk recording reproduction apparatusInfo
- 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
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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57151187A (en) * | 1981-03-14 | 1982-09-18 | Takachiho Electric | Enclosed heater |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5074401A (en) * | 1973-10-24 | 1975-06-19 |
-
1975
- 1975-07-31 JP JP50093737A patent/JPS5217717A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5074401A (en) * | 1973-10-24 | 1975-06-19 |
Cited By (5)
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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