JPS6216462B2 - - Google Patents
Info
- Publication number
- JPS6216462B2 JPS6216462B2 JP18528683A JP18528683A JPS6216462B2 JP S6216462 B2 JPS6216462 B2 JP S6216462B2 JP 18528683 A JP18528683 A JP 18528683A JP 18528683 A JP18528683 A JP 18528683A JP S6216462 B2 JPS6216462 B2 JP S6216462B2
- Authority
- JP
- Japan
- Prior art keywords
- record
- turntable
- light
- post
- size
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
- G11B19/124—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of diameter of disks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/10—Control of operating function, e.g. switching from recording to reproducing by sensing presence or absence of record in accessible stored position or on turntable
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18528683A JPS5987661A (ja) | 1983-10-03 | 1983-10-03 | レコ−ド盤検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18528683A JPS5987661A (ja) | 1983-10-03 | 1983-10-03 | レコ−ド盤検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5987661A JPS5987661A (ja) | 1984-05-21 |
| JPS6216462B2 true JPS6216462B2 (enrdf_load_stackoverflow) | 1987-04-13 |
Family
ID=16168181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18528683A Granted JPS5987661A (ja) | 1983-10-03 | 1983-10-03 | レコ−ド盤検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5987661A (enrdf_load_stackoverflow) |
-
1983
- 1983-10-03 JP JP18528683A patent/JPS5987661A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5987661A (ja) | 1984-05-21 |