DK313876A - Apparat til lagring af information pa magnetplader - Google Patents

Apparat til lagring af information pa magnetplader

Info

Publication number
DK313876A
DK313876A DK313876A DK313876A DK313876A DK 313876 A DK313876 A DK 313876A DK 313876 A DK313876 A DK 313876A DK 313876 A DK313876 A DK 313876A DK 313876 A DK313876 A DK 313876A
Authority
DK
Denmark
Prior art keywords
storage
information
magnetic plates
plates
magnetic
Prior art date
Application number
DK313876A
Other languages
English (en)
Other versions
DK146670C (da
DK146670B (da
Inventor
E J Kraemer
T R Patel
Original Assignee
Ibm
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ibm filed Critical Ibm
Publication of DK313876A publication Critical patent/DK313876A/da
Publication of DK146670B publication Critical patent/DK146670B/da
Application granted granted Critical
Publication of DK146670C publication Critical patent/DK146670C/da

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
    • G11B5/50—Interchangeable mountings, e.g. for replacement of head without readjustment
DK313876A 1975-07-11 1976-07-09 Aggregat til lagring af information paa magnetplader DK146670C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59525175 1975-07-11
US05/595,251 US4034411A (en) 1975-07-11 1975-07-11 Magnetic disk information storage apparatus

Publications (3)

Publication Number Publication Date
DK313876A true DK313876A (da) 1977-01-12
DK146670B DK146670B (da) 1983-11-28
DK146670C DK146670C (da) 1984-05-07

Family

ID=24382435

Family Applications (1)

Application Number Title Priority Date Filing Date
DK313876A DK146670C (da) 1975-07-11 1976-07-09 Aggregat til lagring af information paa magnetplader

Country Status (18)

Country Link
US (1) US4034411A (da)
JP (1) JPS5227615A (da)
AU (1) AU498076B2 (da)
BE (1) BE842858A (da)
BR (1) BR7604551A (da)
CA (1) CA1079847A (da)
CH (1) CH596637A5 (da)
CS (1) CS214872B2 (da)
DE (1) DE2629755C3 (da)
DK (1) DK146670C (da)
ES (1) ES449756A1 (da)
FR (1) FR2317732A1 (da)
GB (1) GB1537587A (da)
IT (1) IT1063776B (da)
NL (1) NL7607045A (da)
PT (1) PT65248B (da)
SE (1) SE413123B (da)
YU (1) YU168876A (da)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614756B2 (da) * 1972-12-26 1981-04-06
US4064545A (en) * 1977-02-10 1977-12-20 Control Data Corporation Magnetic coupling of disk file module
US4136293A (en) * 1977-11-07 1979-01-23 International Business Machines Corporation Multi-actuator system using single magnetic circuit
JPS54142866A (en) * 1978-04-27 1979-11-07 Nippon Packaging Kk Waste water evaporator of surface treatment plant
JPS5642348Y2 (da) * 1978-08-17 1981-10-03
DE2944212C3 (de) * 1978-11-03 1994-10-20 Papst Motoren Gmbh & Co Kg Magnetplattenantrieb
US4285018A (en) * 1979-01-25 1981-08-18 International Business Machines Corporation Disk file
US4519010A (en) * 1980-12-05 1985-05-21 Papst-Motoren Gmbh & Co. Kg Driving mechanism for magnetic hard disc memories
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE37058E1 (en) 1980-05-10 2001-02-20 Papst Licensing Gmbh & Co. Kg Disk storage device having contamination seals
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature
US4359762A (en) * 1980-05-13 1982-11-16 Stollorz Herbert R Removable storage module and module
US4604665A (en) * 1980-12-05 1986-08-05 Papst-Motoren Gmbh & Co. Kg Driving mechanism for magnetic hard disc
USRE38772E1 (en) 1981-03-18 2005-08-09 Papst Licensing Gmbh & Co. Kg Disk storage device having an undercut hub member
NL8102521A (nl) 1981-05-22 1982-12-16 Philips Nv Draagarminrichting voor magneetschijfgeheugeninrichting.
US4491888A (en) * 1982-06-28 1985-01-01 Atasi Corporation Memory storage apparatus having vibration-dampened base plate arrangement
US4571649A (en) * 1982-08-18 1986-02-18 Magnetic Peripherals, Inc. Disk drive carriage structure
JPH0627652Y2 (ja) * 1982-09-30 1994-07-27 アンリツ株式会社 化成処理ライン装置
US4488193A (en) * 1983-03-30 1984-12-11 International Business Machines Corporation Closed loop cooling system for disk file with heat exchanger integral with baseplate
EP0175839A1 (en) * 1984-09-26 1986-04-02 Qew Corporation Data transducer restraint
US4724499A (en) * 1985-10-16 1988-02-09 International Business Machines Corporation Disk drive enclosure with an inclined parting surface
US4700246A (en) * 1985-11-14 1987-10-13 International Business Machines Corporation Disk drive with isolated voice coil motor magnet
US4967296A (en) * 1985-11-20 1990-10-30 Seagate Technology, Inc. Lightweight, rigid, compact configuration for the voice coil, carriage and printed circuit cable in a disc drive
US4833554A (en) * 1987-02-25 1989-05-23 Tandon Corporation Hard disk drive module and receptacle therefor
US5446609A (en) * 1991-09-24 1995-08-29 Teac Corporation Low profile disk drive assembly
JPH07176168A (ja) 1991-09-24 1995-07-14 Kalok Corp 大容量薄型ディスクドライブシステム、ディスクドライブアセンブリ及び組立方法
US5278709A (en) * 1991-10-15 1994-01-11 Areal Technology Assembly of compact disk drive having a glass disk with a magnesium head arm assembly and a steel motor hub
US5596738A (en) * 1992-01-31 1997-01-21 Teac Corporation Peripheral device control system using changeable firmware in a single flash memory
US5223996A (en) * 1992-03-20 1993-06-29 Digital Equipment Corporation Combined shock mount frame and seal for a rigid disk drive
JPH06215530A (ja) * 1992-09-28 1994-08-05 Fujitsu Ltd ディスク記憶システム
JP2553316B2 (ja) * 1993-03-02 1996-11-13 インターナショナル・ビジネス・マシーンズ・コーポレイション データ記憶ディスク・ドライブ装置
DE4330051C2 (de) * 1993-09-06 1997-01-23 Wilfried Restle Verfahren und Anordnung zur signifikanten Erhöhung der Lebensdauer und Aufzeichnungsdichte von Magnetplattenspeichern
US6411463B1 (en) 1999-07-23 2002-06-25 Seagate Technology Llc Insert for dampening acoustic vibration and shielding magnetic flux for use in a disc drive

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470399A (en) * 1968-06-17 1969-09-30 Ibm Linear motor velocity detection apparatus
US3643242A (en) * 1970-07-09 1972-02-15 Xerox Corp Transducer displacement control in movable head-type storage disk systems
US3634836A (en) * 1970-12-17 1972-01-11 Data Products Corp Radial and horizontal magnetic-head-positioning mechanism
GB1342495A (en) * 1971-03-13 1974-01-03 Ibm Transducer arms for magnetic disc recording and or reproducing apparatus
BE791303A (fr) * 1971-12-10 1973-03-01 Ibm Ensemble de memoire a cartouche de disques interchangeable
US3768083A (en) * 1972-08-10 1973-10-23 Information Storage Systems Baseplate assembly for a disc drive
US3843967A (en) * 1973-02-26 1974-10-22 Ibm Storage system having a universal disk drive and a family of data modules
JPS5418126B2 (da) * 1973-07-04 1979-07-05
US3886595A (en) * 1974-02-13 1975-05-27 Information Storage Systems Actuator for a disc drive apparatus
JPS5423806B2 (da) * 1974-06-12 1979-08-16

Also Published As

Publication number Publication date
DK146670C (da) 1984-05-07
SE7606926L (sv) 1977-01-12
CA1079847A (en) 1980-06-17
DE2629755C3 (de) 1981-01-22
AU498076B2 (en) 1979-02-08
BR7604551A (pt) 1977-08-02
NL7607045A (nl) 1977-01-13
PT65248B (en) 1977-12-05
DK146670B (da) 1983-11-28
AU1548376A (en) 1978-01-05
CS214872B2 (en) 1982-06-25
GB1537587A (en) 1979-01-04
DE2629755B2 (de) 1980-05-08
JPS5515791B2 (da) 1980-04-25
DE2629755A1 (de) 1977-01-20
BE842858A (fr) 1976-10-01
FR2317732A1 (fr) 1977-02-04
SE413123B (sv) 1980-04-14
FR2317732B1 (da) 1978-05-19
PT65248A (en) 1976-07-01
ES449756A1 (es) 1977-08-16
IT1063776B (it) 1985-02-11
JPS5227615A (en) 1977-03-02
YU168876A (en) 1982-05-31
US4034411A (en) 1977-07-05
CH596637A5 (da) 1978-03-15

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Legal Events

Date Code Title Description
PBP Patent lapsed