FR2370335A1 - Dispositif de lecture du sillon d'un disque - Google Patents
Dispositif de lecture du sillon d'un disqueInfo
- Publication number
- FR2370335A1 FR2370335A1 FR7732176A FR7732176A FR2370335A1 FR 2370335 A1 FR2370335 A1 FR 2370335A1 FR 7732176 A FR7732176 A FR 7732176A FR 7732176 A FR7732176 A FR 7732176A FR 2370335 A1 FR2370335 A1 FR 2370335A1
- Authority
- FR
- France
- Prior art keywords
- stylus
- arm
- retention
- cross cut
- body cross
- 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.)
- Withdrawn
Links
- 230000014759 maintenance of location Effects 0.000 title abstract 2
- 241001422033 Thestylus Species 0.000 abstract 3
- 229910003460 diamond Inorganic materials 0.000 abstract 2
- 239000010432 diamond Substances 0.000 abstract 2
- 229910052594 sapphire Inorganic materials 0.000 abstract 2
- 239000010980 sapphire Substances 0.000 abstract 2
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
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
- G11B3/48—Needles
-
- 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
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1412676A CH602991A5 (enrdf_load_stackoverflow) | 1976-11-08 | 1976-11-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2370335A1 true FR2370335A1 (fr) | 1978-06-02 |
Family
ID=4398213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7732176A Withdrawn FR2370335A1 (fr) | 1976-11-08 | 1977-10-20 | Dispositif de lecture du sillon d'un disque |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5360602A (enrdf_load_stackoverflow) |
CH (1) | CH602991A5 (enrdf_load_stackoverflow) |
DE (1) | DE2746663A1 (enrdf_load_stackoverflow) |
FR (1) | FR2370335A1 (enrdf_load_stackoverflow) |
-
1976
- 1976-11-08 CH CH1412676A patent/CH602991A5/xx not_active IP Right Cessation
-
1977
- 1977-10-18 DE DE19772746663 patent/DE2746663A1/de active Pending
- 1977-10-20 FR FR7732176A patent/FR2370335A1/fr not_active Withdrawn
- 1977-11-08 JP JP13315977A patent/JPS5360602A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5360602A (en) | 1978-05-31 |
DE2746663A1 (de) | 1978-05-11 |
CH602991A5 (enrdf_load_stackoverflow) | 1978-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |