IT1131334B - Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi - Google Patents
Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischiInfo
- Publication number
- IT1131334B IT1131334B IT22833/80A IT2283380A IT1131334B IT 1131334 B IT1131334 B IT 1131334B IT 22833/80 A IT22833/80 A IT 22833/80A IT 2283380 A IT2283380 A IT 2283380A IT 1131334 B IT1131334 B IT 1131334B
- Authority
- IT
- Italy
- Prior art keywords
- stylus
- video disc
- disc player
- detector apparatus
- detector
- Prior art date
Links
- 241001422033 Thestylus Species 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/04—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
- G11B21/06—Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw the record carrier having mechanical means to ensure traverse movement of the head, e.g. grooves
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5564879A | 1979-07-09 | 1979-07-09 | |
US06/055,976 US4280023A (en) | 1979-07-09 | 1979-07-09 | Stylus position sensing apparatus for video disc player |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8022833A0 IT8022833A0 (it) | 1980-06-17 |
IT1131334B true IT1131334B (it) | 1986-06-18 |
Family
ID=26734479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22833/80A IT1131334B (it) | 1979-07-09 | 1980-06-17 | Apparato di rivelazione della posizione dello stilo di un riproduttore di videodischi |
Country Status (11)
Country | Link |
---|---|
AT (1) | AT374945B (de) |
AU (1) | AU539371B2 (de) |
DE (1) | DE3026050C2 (de) |
DK (1) | DK294680A (de) |
ES (1) | ES493176A0 (de) |
FI (1) | FI802125A (de) |
FR (1) | FR2461325A1 (de) |
GB (1) | GB2056721B (de) |
IT (1) | IT1131334B (de) |
NL (1) | NL8003937A (de) |
PL (1) | PL135026B1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4375094A (en) * | 1980-11-10 | 1983-02-22 | Rca Corporation | Apparatus for advancing a video disc pickup transducer beyond a disc record defect |
JPS58188340A (ja) * | 1982-04-28 | 1983-11-02 | Sony Corp | 光学式再生装置 |
US4504941A (en) * | 1983-01-28 | 1985-03-12 | Rca Corporation | Stylus cartridge having stylus arm restraint |
CA1241741A (en) * | 1984-05-24 | 1988-09-06 | Robert A. Scranton | Variable impedance contrast in data storage media |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2915315A (en) * | 1954-06-14 | 1959-12-01 | Libman Max L | Servo arm for phonograph pickups |
DE2361793C2 (de) * | 1973-12-12 | 1983-06-16 | Ted Bildplatten Ag Aeg-Telefunken-Teldec, 6301 Zug | Wiedergabeeinrichtung für einen scheibenförmigen Aufzeichnungsträger |
JPS5936345B2 (ja) * | 1977-04-28 | 1984-09-03 | ソニー株式会社 | 直線移動型ト−ンア−ム装置 |
-
1980
- 1980-06-17 IT IT22833/80A patent/IT1131334B/it active
- 1980-07-02 AU AU60047/80A patent/AU539371B2/en not_active Ceased
- 1980-07-02 FI FI802125A patent/FI802125A/fi not_active Application Discontinuation
- 1980-07-07 ES ES493176A patent/ES493176A0/es active Granted
- 1980-07-07 GB GB8022160A patent/GB2056721B/en not_active Expired
- 1980-07-08 FR FR8015175A patent/FR2461325A1/fr not_active Withdrawn
- 1980-07-08 DK DK294680A patent/DK294680A/da not_active Application Discontinuation
- 1980-07-08 AT AT0355080A patent/AT374945B/de not_active IP Right Cessation
- 1980-07-08 NL NL8003937A patent/NL8003937A/nl not_active Application Discontinuation
- 1980-07-09 PL PL1980225556A patent/PL135026B1/pl unknown
- 1980-07-09 DE DE3026050A patent/DE3026050C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3026050C2 (de) | 1986-01-16 |
AT374945B (de) | 1984-06-12 |
NL8003937A (nl) | 1981-01-13 |
ES8104619A1 (es) | 1981-04-01 |
AU539371B2 (en) | 1984-09-27 |
GB2056721B (en) | 1983-05-05 |
ES493176A0 (es) | 1981-04-01 |
PL225556A1 (de) | 1981-04-10 |
FR2461325A1 (fr) | 1981-01-30 |
DK294680A (da) | 1981-01-10 |
GB2056721A (en) | 1981-03-18 |
PL135026B1 (en) | 1985-09-30 |
DE3026050A1 (de) | 1981-02-19 |
IT8022833A0 (it) | 1980-06-17 |
AU6004780A (en) | 1981-01-15 |
FI802125A (fi) | 1981-01-10 |
ATA355080A (de) | 1983-10-15 |
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