FR2408896A1 - Appareil d'entrainement en rotation de disques souples - Google Patents
Appareil d'entrainement en rotation de disques souplesInfo
- Publication number
- FR2408896A1 FR2408896A1 FR7831481A FR7831481A FR2408896A1 FR 2408896 A1 FR2408896 A1 FR 2408896A1 FR 7831481 A FR7831481 A FR 7831481A FR 7831481 A FR7831481 A FR 7831481A FR 2408896 A1 FR2408896 A1 FR 2408896A1
- Authority
- FR
- France
- Prior art keywords
- soft
- soft disc
- disc rotation
- driving
- relates
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
- G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
- F16D1/104—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting only by friction
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
- G11B17/03—Positioning or locking of single discs of discs rotating during transducing operation in containers or trays
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Friction Gearing (AREA)
Abstract
L'INVENTION CONCERNE UN APPAREIL D'ENTRAINEMENT DE DISQUES SOUPLES. ELLE SE RAPPORTE A UN DISPOSITIF DE CENTRAGE ET D'ENTRAINEMENT D'UN DISQUE SOUPLE COMPRENANT UN ORGANE ELASTIQUE DE SERRAGE EN FORME CONIQUE QUI PENETRE DANS UNE BROCHE 30 QUI CONTIENT UNE COUPELLE MUNIE DE DOIGTS ELASTIQUES QUI ASSURENT LE SUPPORT ET LE GLISSEMENT DU DISQUE SOUPLE QUI EST AINSI BIEN CENTRE. APPLICATION AUX MEMOIRES A DISQUES SOUPLES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/849,924 US4171531A (en) | 1977-11-09 | 1977-11-09 | Device for centering and driving flexible discs |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2408896A1 true FR2408896A1 (fr) | 1979-06-08 |
FR2408896B1 FR2408896B1 (fr) | 1985-03-22 |
Family
ID=25306849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7831481A Granted FR2408896A1 (fr) | 1977-11-09 | 1978-11-07 | Appareil d'entrainement en rotation de disques souples |
Country Status (7)
Country | Link |
---|---|
US (1) | US4171531A (fr) |
JP (1) | JPS5470018A (fr) |
AU (1) | AU524685B2 (fr) |
CA (1) | CA1101990A (fr) |
DE (1) | DE2840755A1 (fr) |
FR (1) | FR2408896A1 (fr) |
GB (1) | GB2007802B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026475A1 (fr) * | 1979-10-02 | 1981-04-08 | Licentia Patent-Verwaltungs-GmbH | Procédé et dispositif de centrage et de positionement axial d'un support d'enregistrement en forme de disque |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523240A (en) * | 1977-12-22 | 1985-06-11 | Micropolis | High precision floppy disc memory system |
NL7908859A (nl) * | 1979-12-10 | 1981-07-01 | Philips Nv | Systeem voor het inschrijven en/of uitlezen van informatie. |
US4320425A (en) * | 1980-04-10 | 1982-03-16 | Memorex Mini Disc Drive Corporation | Centering and mounting apparatus for a magnetic recording disc |
US4358843A (en) * | 1980-09-29 | 1982-11-09 | Rager Edgar A | Spindle for centering a data disk |
US4409629A (en) * | 1981-05-04 | 1983-10-11 | Magnum Division Of Tandon Corporation | Mechanism for centering and clamping a floppy disc |
US4413294A (en) * | 1981-05-04 | 1983-11-01 | Magnum Division Of Tandon Corporation | Mechanism for controlling the displacement of a positioner cone relative to a floppy disc |
JPS58159696U (ja) * | 1982-04-20 | 1983-10-24 | 赤井電機株式会社 | デイスククランプ装置 |
US4458278A (en) * | 1982-04-29 | 1984-07-03 | Datacopy Corporation | Disk-centering mechanism for use with a high-density flexible disk |
WO1984001462A1 (fr) * | 1982-09-30 | 1984-04-12 | Drivetec Inc | Mecanisme de serrage et de rotation pour disquettes souples |
US4539614A (en) * | 1983-05-18 | 1985-09-03 | Drivetec, Inc. | Flexible magnetic disk clamping an injector mechanism |
JPS6044251U (ja) * | 1983-09-02 | 1985-03-28 | ソニー株式会社 | 円盤状記録媒体再生装置 |
JPS6098140U (ja) * | 1983-12-07 | 1985-07-04 | 日本マランツ株式会社 | コンパクトデイスクプレ−ヤのデイスククランプ装置 |
US4649445A (en) * | 1984-04-30 | 1987-03-10 | Xerox Corporation | Floating collet suspension for floppy disk drives |
JPS61236060A (ja) * | 1985-04-10 | 1986-10-21 | Sumitomo Light Metal Ind Ltd | 磁気デイスク装置 |
DE3546553A1 (de) * | 1985-10-12 | 1987-11-12 | Ilsemann Heino | Vorrichtung zum einbringen von aufzeichnungstraegern mit mehreren beilagen in ein unterteil aufweisende aufnahmeboxen |
US4705279A (en) * | 1986-06-25 | 1987-11-10 | Ye Data Inc. | Device for clamping a flexible disk |
US4755981A (en) * | 1987-01-27 | 1988-07-05 | Ekhoff Donald L | Spindle clamp for removable disks |
US5056082A (en) * | 1989-06-12 | 1991-10-08 | Ekhoff Donald L | Apparatus for clamping removable disks |
US5048005A (en) * | 1989-10-10 | 1991-09-10 | Ekhoff Donald L | Spindle clamp having a unitary lock member |
US6529461B1 (en) * | 1995-07-26 | 2003-03-04 | Teac Corporation | Disk apparatus having a contacting member contacting an outermost area of a disk for protecting the disk from damage due to a shock |
GB9604048D0 (en) * | 1996-02-26 | 1996-04-24 | Grossman Stanley I | Labelling device and label |
US5958177A (en) * | 1997-09-16 | 1999-09-28 | Claussnitzer; Werner | Labelling device |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3436082A (en) * | 1966-05-06 | 1969-04-01 | Seeburg Corp | Automatic phonograph record clamping and speed controlling mechanism |
FR2197489A5 (fr) * | 1972-06-21 | 1974-03-22 | Ibm | |
US3846836A (en) * | 1973-08-30 | 1974-11-05 | Ibm | Loading and unloading mechanism for flexible magnetic disks |
US3898814A (en) * | 1974-05-13 | 1975-08-12 | Shugart Associates | Mechanism for clamping and driving a flexible disc |
US3968972A (en) * | 1974-06-21 | 1976-07-13 | Sycor, Inc. | Self centering hub for flexible recording discs and the like |
FR2337397A1 (fr) * | 1976-01-02 | 1977-07-29 | Thomson Brandt | Dispositif d'entrainement d'un videodisque a stabilisation aerodynamique |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3678481A (en) * | 1970-03-13 | 1972-07-18 | Ibm | Data storage apparatus employing a single magnetic disk |
US3990111A (en) * | 1973-10-12 | 1976-11-02 | International Business Machines Corporation | Data storage apparatus employing a flexible magnetic disk |
US3913137A (en) * | 1973-11-23 | 1975-10-14 | Sycor Inc | Twin flexible disc recorder with movable heads |
US4040106A (en) * | 1976-06-04 | 1977-08-02 | Shugart Associates, Inc. | Flexible magnetic disc drive apparatus |
-
1977
- 1977-11-09 US US05/849,924 patent/US4171531A/en not_active Expired - Lifetime
-
1978
- 1978-08-17 CA CA309,508A patent/CA1101990A/fr not_active Expired
- 1978-09-08 JP JP11059178A patent/JPS5470018A/ja active Granted
- 1978-09-11 GB GB7836321A patent/GB2007802B/en not_active Expired
- 1978-09-19 DE DE19782840755 patent/DE2840755A1/de active Granted
- 1978-09-25 AU AU40164/78A patent/AU524685B2/en not_active Expired
- 1978-11-07 FR FR7831481A patent/FR2408896A1/fr active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3436082A (en) * | 1966-05-06 | 1969-04-01 | Seeburg Corp | Automatic phonograph record clamping and speed controlling mechanism |
FR2197489A5 (fr) * | 1972-06-21 | 1974-03-22 | Ibm | |
US3846836A (en) * | 1973-08-30 | 1974-11-05 | Ibm | Loading and unloading mechanism for flexible magnetic disks |
US3898814A (en) * | 1974-05-13 | 1975-08-12 | Shugart Associates | Mechanism for clamping and driving a flexible disc |
US3968972A (en) * | 1974-06-21 | 1976-07-13 | Sycor, Inc. | Self centering hub for flexible recording discs and the like |
FR2337397A1 (fr) * | 1976-01-02 | 1977-07-29 | Thomson Brandt | Dispositif d'entrainement d'un videodisque a stabilisation aerodynamique |
Non-Patent Citations (1)
Title |
---|
EXBK/76 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0026475A1 (fr) * | 1979-10-02 | 1981-04-08 | Licentia Patent-Verwaltungs-GmbH | Procédé et dispositif de centrage et de positionement axial d'un support d'enregistrement en forme de disque |
Also Published As
Publication number | Publication date |
---|---|
AU4016478A (en) | 1980-04-03 |
JPS5470018A (en) | 1979-06-05 |
CA1101990A (fr) | 1981-05-26 |
US4171531A (en) | 1979-10-16 |
GB2007802B (en) | 1982-02-17 |
FR2408896B1 (fr) | 1985-03-22 |
JPS6243262B2 (fr) | 1987-09-12 |
AU524685B2 (en) | 1982-09-30 |
DE2840755A1 (de) | 1979-05-10 |
DE2840755C2 (fr) | 1989-03-09 |
GB2007802A (en) | 1979-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2408896A1 (fr) | Appareil d'entrainement en rotation de disques souples | |
BE766414A (fr) | Appareil automatique pour l'execution du test de coombs sur desechantillons sanguins | |
IT1091166B (it) | Procedimento e dispositivo per il montaggio dei campioni biologici su vetrini da microscopio | |
FR2313775A1 (fr) | Procede et dispositif d'assemblage et d'essai de circuits integres | |
DK87688A (da) | Fremgangsmaade, testindretning og testudstyr til en hurtiganalyse med synlig udlaesning | |
SE7602519L (sv) | Sett och anordning for att atskilja glasskivor till separata skivdelar | |
FR2388365A1 (fr) | Appareil pour elever et abaisser un lecteur de signaux et sauter des sillons | |
FR2315123A1 (fr) | Dispositif de traitement de donnees comportant des instructions de test de condition d'un ensemble de base de donnees | |
DE3677267D1 (de) | Diagnostischer apparat. | |
FR2408089A1 (fr) | Monture d'un accessoire, tel qu'un appareil d'anesthesie, sur un montant | |
FR2374617A1 (fr) | Dispositif pour indiquer une direction moteur horizontale et un ou plusieurs secteurs angulaires autour de cette direction | |
ES8403230A1 (es) | Un aparato de discos opticos para reproducir y-o registrar informacion sobre un disco optico giratorio. | |
FR2301881A1 (fr) | Dispositif de traitement automatique de signaux enregistres sur un ecran d'oscilloscope | |
FR2417163A1 (fr) | Dispositif d'identification de la face d'un disque | |
DE3766917D1 (de) | Uhrwerk zum feststellen der stellung der gestirne. | |
FR1126667A (fr) | Mode d'assemblage de feuillets et dispositif pour son exécution | |
DE69018665D1 (de) | Aufnahme/Wiedergabegerät für optische Scheibe und Scheibenrotationsantrieb dafür. | |
FR2398542A1 (fr) | Autoelectrolyse magnetodynamique avec champ magnetique rotatif | |
FR2408966A1 (fr) | Circuit pour supprimer des signaux parasites provoques par des egratignures dans un disque d'electrophone | |
FR2382023A1 (fr) | Appareil d'affichage d'informations photographiques | |
ATE48332T1 (de) | Reinigungsgeraet fuer aufzeichnungsplatte. | |
FR1142111A (fr) | Dispositif de montage de l'arbre d'entraînement des centrifugeuses à arbre vertical | |
FR1252759A (fr) | Dispositif pour faciliter la mise en place et l'enlèvement d'un bras d'un appareil de reproduction d'enregistrements sur disques | |
FR2408186A1 (fr) | Graphique medical fonctionnel de la gestation | |
FR2358642A1 (fr) | Appareil d'enregistrement de donnees suivant un arrangement spatial representatif d'un parametre |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
TP | Transmission of property | ||
TP | Transmission of property | ||
ST | Notification of lapse |