NL212805A - - Google Patents

Info

Publication number
NL212805A
NL212805A NL212805DA NL212805A NL 212805 A NL212805 A NL 212805A NL 212805D A NL212805D A NL 212805DA NL 212805 A NL212805 A NL 212805A
Authority
NL
Netherlands
Application number
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.)
Publication of NL212805A publication Critical patent/NL212805A/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/10Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/106Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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
    • G11B5/55Track change, selection or acquisition by displacement of the head
    • G11B5/5521Track change, selection or acquisition by displacement of the head across disk tracks
NL212805D 1955-12-09 NL212805A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35358/55A GB820115A (en) 1955-12-09 1955-12-09 Improvements in storage devices for signals

Publications (1)

Publication Number Publication Date
NL212805A true NL212805A (fr)

Family

ID=10376848

Family Applications (1)

Application Number Title Priority Date Filing Date
NL212805D NL212805A (fr) 1955-12-09

Country Status (5)

Country Link
US (1) US3172082A (fr)
CH (1) CH363373A (fr)
DE (1) DE1068750B (fr)
GB (1) GB820115A (fr)
NL (1) NL212805A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL130690C (fr) * 1961-12-07
US3449734A (en) * 1965-04-28 1969-06-10 Mohawk Data Sciences Corp Positioning apparatus for a random access storage device using a dual-frequency reference track
US3725883A (en) * 1969-10-03 1973-04-03 Burroughs Corp Modular disk file unit
US4270150A (en) * 1977-01-28 1981-05-26 Ampex Corporation Video frame storage recording and reproducing apparatus
US10811044B2 (en) 2018-07-19 2020-10-20 Western Digital Technologies, Inc. In-pivot stepper motor for ball screw cam elevator mechanism for cold storage data storage device
US10978100B1 (en) 2018-07-19 2021-04-13 Western Digital Technologies, Inc. Belt-driven rotary cam elevator mechanism for reduced-head data storage device
US11410694B2 (en) 2018-07-19 2022-08-09 Western Digital Technologies, Inc. Axial flux permanent magnet motor for ball screw cam elevator mechanism for reduced-head hard disk drive
US11037590B2 (en) 2018-07-19 2021-06-15 Western Digital Technologies, Inc. In-pivot hybrid stepper motor for ball screw cam elevator mechanism for reduced-head hard disk drive
CN111480199B (zh) 2018-07-19 2021-08-20 西部数据技术公司 垂直地平移用于冷存储数据存储装置的加载/卸载坡道机构
US10930307B2 (en) 2019-01-14 2021-02-23 Western Digital Technologies, Inc. Piezoelectric-based locking of actuator elevator mechanism for cold storage data storage device
CN112534501B (zh) 2019-07-18 2022-10-25 西部数据技术公司 竖直平移用于冷存储数据存储设备的装载/卸载坡道机构
US11031037B1 (en) 2020-06-12 2021-06-08 Western Digital Technologies, Inc. System for disk-to-disk access for reduced-head data storage device
US10916271B1 (en) 2020-06-25 2021-02-09 Western Digital Technologies, Inc. Eliminating lead screw hysteresis for vertically translating load/unload ramp mechanism for data storage device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US897765A (en) * 1907-11-29 1908-09-01 George Morin Multiple telegraphone system.
US2611813A (en) * 1948-05-26 1952-09-23 Technitrol Engineering Company Magnetic data storage system
US2701095A (en) * 1949-02-12 1955-02-01 George R Stibitz Electronic computer for division
US2652196A (en) * 1949-05-20 1953-09-15 Remington Rand Inc Wire recording storage mechanism for bookkeeping machines
US2558187A (en) * 1949-12-15 1951-06-26 Bell Telephone Labor Inc Selective signaling generator in which coded information is recorded on a magnetizable medium
US2690913A (en) * 1951-03-14 1954-10-05 Rabinow Jacob Magnetic memory device
US2811709A (en) * 1954-01-12 1957-10-29 Teleregister Corp Multiple-head scanning device for magnetic disk records
US2800642A (en) * 1954-02-10 1957-07-23 Teleregister Corp Magnetic disk scanning device with channel selector for concentric circular track scanning
US2897484A (en) * 1955-12-23 1959-07-28 Ibm Access mechanism

Also Published As

Publication number Publication date
CH363373A (de) 1962-07-31
US3172082A (en) 1965-03-02
GB820115A (en) 1959-09-16
DE1068750B (fr) 1959-11-12

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