CH559954A5 - - Google Patents
Info
- Publication number
- CH559954A5 CH559954A5 CH1599272A CH1599272A CH559954A5 CH 559954 A5 CH559954 A5 CH 559954A5 CH 1599272 A CH1599272 A CH 1599272A CH 1599272 A CH1599272 A CH 1599272A CH 559954 A5 CH559954 A5 CH 559954A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
-
- 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
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19869571A | 1971-11-15 | 1971-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH559954A5 true CH559954A5 (it) | 1975-03-14 |
Family
ID=22734410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1599272A CH559954A5 (it) | 1971-11-15 | 1972-11-02 |
Country Status (14)
Country | Link |
---|---|
US (1) | US3702997A (it) |
AR (1) | AR196087A1 (it) |
AU (1) | AU4886272A (it) |
BE (1) | BE791362A (it) |
BR (1) | BR7208012D0 (it) |
CA (1) | CA1026002A (it) |
CH (1) | CH559954A5 (it) |
DE (1) | DE2250044A1 (it) |
ES (1) | ES408627A1 (it) |
FR (1) | FR2160494B1 (it) |
GB (1) | GB1415167A (it) |
IT (1) | IT970912B (it) |
NL (1) | NL7213608A (it) |
SE (1) | SE384417B (it) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2614908A1 (de) * | 1975-04-21 | 1976-10-28 | Ibm | Datenspeicher mit in einer schutzhuelle dauerhaft untergebrachter duenner, flexibler magnetplatte |
DE2904630A1 (de) * | 1978-02-16 | 1979-08-23 | Hitachi Ltd | Magnetkopf-aufsetzvorrichtung |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2138387B1 (it) * | 1971-05-25 | 1973-05-25 | Sihb | |
US3855622A (en) * | 1973-01-04 | 1974-12-17 | Siemens Corp | Apparatus for loading and unloading a head assembly in a data storage system |
US4005485A (en) * | 1973-08-31 | 1977-01-25 | Xerox Corporation | Apparatus and method for loading and unloading transducer heads |
US3864750A (en) * | 1973-10-19 | 1975-02-04 | Storage Disk Corp | Cantilevered rotary access mechanism arms for magnetic disk system |
US3913137A (en) * | 1973-11-23 | 1975-10-14 | Sycor Inc | Twin flexible disc recorder with movable heads |
US3946439A (en) * | 1975-01-31 | 1976-03-23 | International Business Machines Corporation | Recording apparatus for magnetic disks using both sides of the disk |
USRE29380E (en) * | 1975-01-31 | 1977-08-30 | International Business Machines Corporation | Recording apparatus for magnetic disks using both sides of the disk |
JPS52145013A (en) * | 1976-05-27 | 1977-12-02 | Nippon Telegr & Teleph Corp <Ntt> | Magnetic disk device |
US4064544A (en) * | 1976-11-03 | 1977-12-20 | Arvin Industries, Inc. | Recorder transducer mounting arrangement having a transducer holding plate movable along a mounting surface of a transducer carriage |
JPS5460908A (en) * | 1977-10-24 | 1979-05-16 | Mitsubishi Electric Corp | Both side type flexible disc apparatus |
US4253126A (en) * | 1977-11-28 | 1981-02-24 | Pioneer Electronic Corporation | Linear tracking arm assembly |
US4237501A (en) * | 1978-07-25 | 1980-12-02 | Pertec Computer Corporation | Emergency head unload system for magnetic disk drive |
JPS5593564A (en) * | 1978-12-29 | 1980-07-16 | Ibm | Converter carriage assembly |
US4253125A (en) * | 1979-03-19 | 1981-02-24 | Sperry Corporation | Head loading and unloading mechanism for magnetic flexible disk |
US4393424A (en) * | 1979-06-21 | 1983-07-12 | Sycor, Inc. | Pressure arm assembly for disc recorders |
US4327388A (en) * | 1980-02-15 | 1982-04-27 | International Business Machines Corporation | Transducer-carriage assembly with spring suspension |
US4360844A (en) * | 1980-06-13 | 1982-11-23 | Xerox Corporation | Head interlock mechanism |
JPS58161177A (ja) * | 1982-03-19 | 1983-09-24 | Hitachi Ltd | 磁気ディスク装置 |
FR2528213B1 (fr) * | 1982-06-03 | 1987-12-18 | Tandon Corp | Dispositif de memoire a disque magnetique |
US4538193A (en) * | 1982-11-08 | 1985-08-27 | Quantum Corporation | Aerodynamically released safety latch for data transducer assembly in rotating rigid disk data storage device |
US4644429A (en) * | 1983-05-26 | 1987-02-17 | Applied Magnetics Corp. | Traversing apparatus for loading a magnetic head-loading arm assembly onto rotatable discs |
US4661873A (en) * | 1984-11-14 | 1987-04-28 | Lapine Technology | Head lifter mechanism for hard disk drive |
US4884261A (en) * | 1985-07-29 | 1989-11-28 | Tandon Corporation | Storage media transducer loading/unloading and carriage lock mechanism |
GB2178585B (en) * | 1985-07-29 | 1989-09-20 | Tandon Corp | Storage media transducer loading/unloading and carriage lock mechanism |
US4679102A (en) * | 1985-11-20 | 1987-07-07 | Seagate Technology | Method and means for parking read/write heads in a disc drive using the back-EMF of the spindle motor to operate a stepper motor |
US4851943A (en) * | 1986-06-27 | 1989-07-25 | Maxtor | Disk drive assembly tool |
US5060099A (en) * | 1990-04-05 | 1991-10-22 | Seagate Technology, Inc. | Disc drive slider lifter using shape memory metals |
US5389850A (en) * | 1994-02-04 | 1995-02-14 | Maxtor Corporation | Rotational shock sensor |
-
0
- BE BE791362D patent/BE791362A/xx unknown
-
1971
- 1971-11-15 US US198695A patent/US3702997A/en not_active Expired - Lifetime
-
1972
- 1972-09-27 CA CA152,632A patent/CA1026002A/en not_active Expired
- 1972-09-29 AR AR244344A patent/AR196087A1/es active
- 1972-10-06 NL NL7213608A patent/NL7213608A/xx not_active Application Discontinuation
- 1972-10-12 DE DE2250044A patent/DE2250044A1/de active Pending
- 1972-11-02 CH CH1599272A patent/CH559954A5/xx not_active IP Right Cessation
- 1972-11-13 GB GB5232072A patent/GB1415167A/en not_active Expired
- 1972-11-13 SE SE7214691A patent/SE384417B/xx unknown
- 1972-11-14 AU AU48862/72A patent/AU4886272A/en not_active Expired
- 1972-11-14 BR BR8012/72A patent/BR7208012D0/pt unknown
- 1972-11-15 FR FR7240558A patent/FR2160494B1/fr not_active Expired
- 1972-11-15 IT IT31706/72A patent/IT970912B/it active
- 1972-11-15 ES ES408627A patent/ES408627A1/es not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2614908A1 (de) * | 1975-04-21 | 1976-10-28 | Ibm | Datenspeicher mit in einer schutzhuelle dauerhaft untergebrachter duenner, flexibler magnetplatte |
DE2904630A1 (de) * | 1978-02-16 | 1979-08-23 | Hitachi Ltd | Magnetkopf-aufsetzvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
AU4886272A (en) | 1974-05-16 |
ES408627A1 (es) | 1975-11-16 |
SE384417B (sv) | 1976-05-03 |
CA1026002A (en) | 1978-02-07 |
BR7208012D0 (pt) | 1973-09-13 |
FR2160494B1 (it) | 1976-04-23 |
NL7213608A (it) | 1973-05-17 |
AR196087A1 (es) | 1973-11-30 |
DE2250044A1 (de) | 1973-05-17 |
FR2160494A1 (it) | 1973-06-29 |
BE791362A (fr) | 1973-05-14 |
GB1415167A (en) | 1975-11-26 |
IT970912B (it) | 1974-04-20 |
US3702997A (en) | 1972-11-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased | ||
PL | Patent ceased |