FR2506056B1 - Ensemble a butee anti-collision et indicateur de piste zero pour commande de tetes magnetiques - Google Patents
Ensemble a butee anti-collision et indicateur de piste zero pour commande de tetes magnetiquesInfo
- Publication number
- FR2506056B1 FR2506056B1 FR8208334A FR8208334A FR2506056B1 FR 2506056 B1 FR2506056 B1 FR 2506056B1 FR 8208334 A FR8208334 A FR 8208334A FR 8208334 A FR8208334 A FR 8208334A FR 2506056 B1 FR2506056 B1 FR 2506056B1
- Authority
- FR
- France
- Prior art keywords
- control
- magnetic heads
- stopping assembly
- track indicator
- zero track
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/263,742 US4471396A (en) | 1981-05-14 | 1981-05-14 | Disc recording apparatus including integral track zero and crash stop means |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2506056A1 FR2506056A1 (fr) | 1982-11-19 |
FR2506056B1 true FR2506056B1 (fr) | 1986-01-24 |
Family
ID=23003055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8208334A Expired FR2506056B1 (fr) | 1981-05-14 | 1982-05-13 | Ensemble a butee anti-collision et indicateur de piste zero pour commande de tetes magnetiques |
Country Status (8)
Country | Link |
---|---|
US (1) | US4471396A (fr) |
JP (1) | JPS5850674A (fr) |
CA (1) | CA1172754A (fr) |
DE (1) | DE3216932C2 (fr) |
FR (1) | FR2506056B1 (fr) |
GB (1) | GB2098785B (fr) |
IT (1) | IT1152168B (fr) |
NL (1) | NL182030C (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4959740A (en) * | 1983-11-18 | 1990-09-25 | Canon Denshi Kabushiki Kaisha | Disc recording and/or reproducing apparatus including means for minimizing the effects of temperature changes |
US4599666A (en) * | 1983-03-07 | 1986-07-08 | Jeffrey Liu | Disk drive system apparatus band actuator |
JPS59129971A (ja) * | 1983-01-14 | 1984-07-26 | Tokyo Electric Co Ltd | ディスクドライブ装置 |
JPS59161554U (ja) * | 1983-04-14 | 1984-10-29 | ティアック株式会社 | 信号変換器のアクセス装置 |
US4683506A (en) * | 1983-08-04 | 1987-07-28 | Syquest Technology | Disc drive arrangement for a hard disc cartridge with a read/write head retract mechanism |
US4722012A (en) * | 1983-08-04 | 1988-01-26 | Syquest Technology | Disc drive arrangement for a hard disc cartridge having a carriage for accurately positioning a head relative to the cartridge |
US5309624A (en) * | 1983-11-18 | 1994-05-10 | Canon Denshi Kabushiki Kaisha | Method of making a disc recording and/or reproducing apparatus |
JPH0341336Y2 (fr) * | 1985-02-25 | 1991-08-30 | ||
US4703371A (en) * | 1985-03-04 | 1987-10-27 | Xebec | Disk drive formatting |
JPS63183666A (ja) * | 1987-01-26 | 1988-07-29 | Nikon Corp | 基準トラツク検出機構 |
US4949206A (en) * | 1988-07-29 | 1990-08-14 | Miniscribe Corporation | Crash stop for rotary disk drive actuator |
JPH0252622U (fr) * | 1988-10-12 | 1990-04-16 | ||
US5455726A (en) * | 1993-10-07 | 1995-10-03 | Micropolis Corporation | Versatile head positioner stop |
US5455723A (en) * | 1994-06-02 | 1995-10-03 | International Business Machines Corporation | Method and apparatus for ramp load and unload |
US7529054B2 (en) * | 2004-04-15 | 2009-05-05 | Seagate Technology Llc | Adaptive recording band expansion methodology |
KR100585164B1 (ko) * | 2004-11-30 | 2006-06-01 | 삼성전자주식회사 | 레퍼런스 서보 트랙 카피 시스템에서의 트랙 제로 위치보정 방법 및 이를 이용한 디스크 드라이브 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH158293A (de) * | 1931-11-14 | 1932-11-15 | Grammophon Automaten A G | Vorrichtung zum selbsttätigen Abstellen des Elektromotors in Schallplattenapparaten. |
US3681726A (en) * | 1971-05-27 | 1972-08-01 | Moog Inc | Electromagneto-mechanical actuator |
US3881189A (en) * | 1972-09-07 | 1975-04-29 | Sanyo Electric Co | Transducer arrangement in recording and/or playback devices utilizing disc records |
JPS5327414A (en) * | 1976-08-26 | 1978-03-14 | Victor Co Of Japan Ltd | Signal converter conv eying mechanism for recording and reproducing system of rotary recording medium type |
US4161004A (en) * | 1977-04-05 | 1979-07-10 | Shugart Associates | Head positioning mechanism for recording/playback machine |
US4170146A (en) * | 1977-08-18 | 1979-10-09 | Micro Peripherals, Inc. | Mechanism for transforming rotary motion to linear motion adapted for driving a magnetic head |
US4200894A (en) * | 1978-04-24 | 1980-04-29 | Data General Corporation | Head adjustment mechanism for rigid magnetic disc memory apparatus |
US4237501A (en) * | 1978-07-25 | 1980-12-02 | Pertec Computer Corporation | Emergency head unload system for magnetic disk drive |
GB2039079A (en) * | 1978-12-28 | 1980-07-30 | Tlv Co Ltd | Electric motor driving-gear |
JPS55135371A (en) * | 1979-04-05 | 1980-10-22 | Victor Co Of Japan Ltd | Signal converter transfer mechanism of rotary recording medium recording and reproducing device |
US4280157A (en) * | 1979-06-01 | 1981-07-21 | New World Computer Company, Inc. | Actuator apparatus for magnetic disc recording systems |
US4237502A (en) * | 1979-07-10 | 1980-12-02 | Per Sci, Inc. | Disk drive system |
US4286296A (en) * | 1979-12-31 | 1981-08-25 | International Business Machines Corporation | Transducer positioning system |
US4395742A (en) * | 1980-10-15 | 1983-07-26 | Minnesota Mining And Manufacturing Company | Home apparatus |
-
1981
- 1981-05-14 US US06/263,742 patent/US4471396A/en not_active Expired - Lifetime
-
1982
- 1982-04-16 CA CA000401172A patent/CA1172754A/fr not_active Expired
- 1982-04-23 GB GB8211844A patent/GB2098785B/en not_active Expired
- 1982-04-26 NL NLAANVRAGE8201728,A patent/NL182030C/xx not_active IP Right Cessation
- 1982-05-06 DE DE3216932A patent/DE3216932C2/de not_active Expired
- 1982-05-13 FR FR8208334A patent/FR2506056B1/fr not_active Expired
- 1982-05-14 JP JP57081360A patent/JPS5850674A/ja active Granted
- 1982-05-14 IT IT21264/82A patent/IT1152168B/it active
Also Published As
Publication number | Publication date |
---|---|
GB2098785B (en) | 1985-08-07 |
NL8201728A (nl) | 1982-12-01 |
NL182030C (nl) | 1987-12-16 |
IT8221264A0 (it) | 1982-05-14 |
FR2506056A1 (fr) | 1982-11-19 |
DE3216932A1 (de) | 1982-11-25 |
GB2098785A (en) | 1982-11-24 |
DE3216932C2 (de) | 1985-08-08 |
IT1152168B (it) | 1986-12-31 |
NL182030B (nl) | 1987-07-16 |
CA1172754A (fr) | 1984-08-14 |
US4471396A (en) | 1984-09-11 |
JPS5850674A (ja) | 1983-03-25 |
JPS635827B2 (fr) | 1988-02-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2506056B1 (fr) | Ensemble a butee anti-collision et indicateur de piste zero pour commande de tetes magnetiques | |
FR2559297B1 (fr) | Nouveau patin de vol pour tetes magnetiques d'enregistrement | |
BE871892A (fr) | Dispositif d'enregistrement et/ou de reproduction muni d'un systeme pour regler la position de la tete magnetique | |
BE864885A (fr) | Procede pour regler la position d'une tete d'enregistrement ou de lecture et dispositif pour l'executer | |
FR2418516B1 (fr) | Dispositif de commande d'alignement de tete magnetique | |
FR2534722B1 (fr) | Dispositif servant a la lecture et/ou l'enregistrement d'information par voie optique | |
FR2474220B1 (fr) | Dispositif de commande de suivi de piste pour un appareil de reproduction magnetique | |
FR2473768B1 (fr) | Dispositif de commande de suivi de piste pour un appareil d'enregistrement et/ou de reproduction sur bande magnetique | |
FR2435777B1 (fr) | Dispositif de commande de cadrage de piste pour tete magnetique de magnetoscope | |
FR2290724A1 (fr) | Dispositif d'alignement tete/piste pour un enregistreur magnetique a balayage helicoidal | |
BE894200A (fr) | Dispositif d'enregistrement magnetique a tetes multiples | |
FR2493655B1 (fr) | Systeme de detection d'erreur de suivi de piste pour appareil de reproduction magnetique | |
FR2506054B1 (fr) | Tete magnetique pour dispositif d'enregistrement | |
BE892150A (fr) | Systeme de detection et de transmission d'informations fournies par des compteurs mecaniques ou electromecaniques | |
FR2507370B1 (fr) | Cassette de disque magnetique possedant un moyen d'indication de piste | |
DE3679785D1 (de) | Magnetisches aufzeichnungsgeraet zur aufzeichnung zweier arten von unterschiedlichen informationssignalen auf unabhaengige spuren eines magnetbandes. | |
FR2482399B1 (fr) | Dispositif de suivi de pistes pour appareils d'enregistrement et/ou de lecture du type a tetes magnetiques rotatives | |
BR8604166A (pt) | Metodo e aparelho de gravacao magnetica vertical de retorno a zero | |
FR2586495B1 (fr) | Agencement de tetes magnetiques d'enregistrement et/ou de lecture pour memoires a disques | |
FR2585495B1 (fr) | Dispositif d'enregistrement magnetique a tete tournante | |
FR2511534B1 (fr) | Dispositif de lecture d'information dans une piste d'un support d'information magnetique | |
FR2566952B1 (fr) | Alignement de suivi de pistes pour tete magnetique tournante | |
HK21784A (en) | Apparatus for magnetically recording and/or reading signals on a magnetic tape | |
ES544455A0 (es) | Un aparato de grabacion-reproduccion magnetica | |
FR2560702B3 (fr) | Systeme detecteur de position sur pistes d'aeroports |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |