ATA677776A - DEVICE FOR REPLAYING SIGNALS FROM A DISC WITH SPIRAL GROOVES - Google Patents
DEVICE FOR REPLAYING SIGNALS FROM A DISC WITH SPIRAL GROOVESInfo
- Publication number
- ATA677776A ATA677776A AT677776A AT677776A ATA677776A AT A677776 A ATA677776 A AT A677776A AT 677776 A AT677776 A AT 677776A AT 677776 A AT677776 A AT 677776A AT A677776 A ATA677776 A AT A677776A
- Authority
- AT
- Austria
- Prior art keywords
- disc
- spiral grooves
- replaying
- signals
- replaying signals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/02—Arrangements of heads
- G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
- G11B3/12—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
- G11B3/20—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by elastic means, e.g. spring
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB37848/75A GB1552763A (en) | 1975-09-15 | 1975-09-15 | Spring load stylus record playback apparatus |
| US05/667,307 US4077050A (en) | 1975-09-15 | 1976-03-16 | Video disc player employing a spring loaded stylus apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA677776A true ATA677776A (en) | 1979-10-15 |
| AT356918B AT356918B (en) | 1980-06-10 |
Family
ID=26263606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT677776A AT356918B (en) | 1975-09-15 | 1976-09-13 | DEVICE FOR PLAYING SIGNALS FROM A PLATE WITH SPIRAL-SHAPED GROOVES |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5237004A (en) |
| AT (1) | AT356918B (en) |
| CA (1) | CA1087730A (en) |
| CH (1) | CH608906A5 (en) |
| DE (1) | DE2641560C2 (en) |
| DK (1) | DK141796B (en) |
| ES (1) | ES451541A1 (en) |
| FR (1) | FR2324090A1 (en) |
| IT (1) | IT1068498B (en) |
| NL (1) | NL7610194A (en) |
| NZ (1) | NZ182050A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2641296C2 (en) * | 1975-09-18 | 1984-05-10 | Rca Corp., New York, N.Y. | Device for scanning spirally recorded information with a spring-loaded scanning arm |
| JPS5252319A (en) * | 1975-09-18 | 1977-04-27 | Rca Corp | Video disk reproducer |
| SE409252B (en) * | 1975-09-18 | 1979-08-06 | Rca Corp | SIGNAL PICKUP CARTRIDGE |
| DE2641297C2 (en) * | 1975-09-18 | 1984-01-26 | RCA Corp., 10020 New York, N.Y. | Device in an optical disc player for releasably securing the scanning arm |
| US4337536A (en) * | 1980-02-04 | 1982-06-29 | Rca Corporation | Flylead for a video disc stylus cartridge |
| JPS5932043Y2 (en) * | 1980-11-21 | 1984-09-08 | 日本ビクター株式会社 | Signal pickup device in playback equipment |
| US4404669A (en) * | 1982-01-20 | 1983-09-13 | Rca Corporation | Stylus assembly |
| GB2120446A (en) * | 1982-04-08 | 1983-11-30 | Rca Corp | Holding apparatus for a disc record signal pickup stylus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2643886A (en) * | 1948-09-25 | 1953-06-30 | Alexander E Di Ghilini | Arm for recording and reproducing apparatus |
| GB1460912A (en) * | 1973-03-26 | 1977-01-06 | Rca Corp | Spring loaded stylus arm pivot |
| US3870835A (en) * | 1973-04-16 | 1975-03-11 | Rca Corp | Stylus control apparatus for a video disc record player |
| US3873783A (en) * | 1974-03-28 | 1975-03-25 | Rca Corp | Universal stylus arm pivot coupling |
| US3917903A (en) * | 1974-11-12 | 1975-11-04 | Rca Corp | Detachable pickup arm magnetic coupling |
-
1976
- 1976-09-02 CA CA260,452A patent/CA1087730A/en not_active Expired
- 1976-09-08 CH CH7611412A patent/CH608906A5/en not_active IP Right Cessation
- 1976-09-09 IT IT2703876A patent/IT1068498B/en active
- 1976-09-09 JP JP51108708A patent/JPS5237004A/en active Granted
- 1976-09-13 AT AT677776A patent/AT356918B/en not_active IP Right Cessation
- 1976-09-14 FR FR7627577A patent/FR2324090A1/en active Granted
- 1976-09-14 DK DK413876A patent/DK141796B/en not_active IP Right Cessation
- 1976-09-14 NZ NZ18205076A patent/NZ182050A/en unknown
- 1976-09-14 NL NL7610194A patent/NL7610194A/en not_active Application Discontinuation
- 1976-09-15 ES ES451541A patent/ES451541A1/en not_active Expired
- 1976-09-15 DE DE19762641560 patent/DE2641560C2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5737921B2 (en) | 1982-08-12 |
| CA1087730A (en) | 1980-10-14 |
| NZ182050A (en) | 1979-10-25 |
| DE2641560C2 (en) | 1984-05-17 |
| IT1068498B (en) | 1985-03-21 |
| FR2324090A1 (en) | 1977-04-08 |
| FR2324090B1 (en) | 1982-07-02 |
| ES451541A1 (en) | 1977-12-01 |
| DK413876A (en) | 1977-03-16 |
| CH608906A5 (en) | 1979-01-31 |
| NL7610194A (en) | 1977-03-17 |
| AT356918B (en) | 1980-06-10 |
| DE2641560A1 (en) | 1977-04-14 |
| JPS5237004A (en) | 1977-03-22 |
| DK141796C (en) | 1980-11-03 |
| DK141796B (en) | 1980-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |