IT1039303B - Perfezionata - Google Patents

Perfezionata

Info

Publication number
IT1039303B
IT1039303B IT24642/75A IT2464275A IT1039303B IT 1039303 B IT1039303 B IT 1039303B IT 24642/75 A IT24642/75 A IT 24642/75A IT 2464275 A IT2464275 A IT 2464275A IT 1039303 B IT1039303 B IT 1039303B
Authority
IT
Italy
Prior art keywords
perfected
Prior art date
Application number
IT24642/75A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1039303B publication Critical patent/IT1039303B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/602—Guiding record carrier for track selection, acquisition or following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
    • G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
IT24642/75A 1974-07-12 1975-06-23 Perfezionata IT1039303B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/487,946 US3931639A (en) 1974-07-12 1974-07-12 Transverse track location device with calibrated stepper motor

Publications (1)

Publication Number Publication Date
IT1039303B true IT1039303B (it) 1979-12-10

Family

ID=23937763

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24642/75A IT1039303B (it) 1974-07-12 1975-06-23 Perfezionata

Country Status (8)

Country Link
US (1) US3931639A (it)
JP (1) JPS5713053B2 (it)
BR (1) BR7504417A (it)
CA (1) CA1043012A (it)
DE (1) DE2530731C2 (it)
FR (1) FR2278131A1 (it)
GB (1) GB1479862A (it)
IT (1) IT1039303B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006395A (en) * 1974-10-31 1977-02-01 Eastman Kodak Company Apparatus for the control of photosensitive material handling and cutting operations in computer output microfilmers
US4212039A (en) * 1975-10-20 1980-07-08 Matsushita Electrical Industrial Co., Ltd. VTR Tape drive system
JPS5255611A (en) * 1975-10-31 1977-05-07 Matsushita Electric Ind Co Ltd Magnetic recording and playback apparatus
JPS538517A (en) * 1976-07-13 1978-01-26 Sony Corp Magnetic reproducer
US4224645B1 (en) * 1978-02-03 1999-08-03 Ampex Method and apparatus for controlling the movement of a recording medium
NL7904885A (nl) * 1979-06-22 1980-12-24 Philips Nv Inrichting voor het uitlezen van informatie.
JPS5690454A (en) * 1979-12-20 1981-07-22 Sony Corp Tape-like recording medium and reproducing device
JPS57203206A (en) * 1981-06-08 1982-12-13 Nippon Telegr & Teleph Corp <Ntt> Rotary head magnetic tape recorder
JPS6097657U (ja) * 1983-12-12 1985-07-03 株式会社東海理化電機製作所 シ−トベルト装置
DE3529963A1 (de) * 1985-08-22 1987-03-05 Thomson Brandt Gmbh Recorder, insbesondere fuer ein digitalsignal
DE3533961A1 (de) * 1985-08-22 1987-03-26 Thomson Brandt Gmbh Recorder, insbesondere fuer ein digitalsignal
DE3831064A1 (de) * 1988-09-13 1990-03-22 Thomson Brandt Gmbh Schaltung zur regelung der spurfolge in einem recorder
JP2685593B2 (ja) * 1989-08-21 1997-12-03 株式会社日立製作所 磁気記録再生装置
US5212388A (en) * 1992-05-01 1993-05-18 Minnesota Mining And Manufacturing Company Method for detecting tracking error in magnetic tapes with using an X-Y stage calibration means
US5488520A (en) * 1992-06-02 1996-01-30 Hitachi, Ltd. Data recording and playback apparatus using helical scan system with magnetic head for recording and playing back pattern signal for tracking in tracking area within helical track
US5502811A (en) * 1993-09-29 1996-03-26 International Business Machines Corporation System and method for striping data to magnetic tape units
JPH08185652A (ja) * 1994-12-29 1996-07-16 Sony Corp サーボ装置
US5793548A (en) * 1995-05-12 1998-08-11 Cirrus Logic, Inc. Fault tolerant sync mark detector for comparing a sign and magnitude of a detected sequence to a target sync mark in sampled amplitude magnetic recording
DE102006033296A1 (de) * 2006-07-17 2008-01-31 Manz Automation Ag Anlage zur Strukturierung von Solarmodulen
CN104028944B (zh) * 2013-03-08 2016-08-10 鸿准精密模具（昆山）有限公司 整形装置及其定位机构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358080A (en) * 1964-04-20 1967-12-12 Ampex Control system for wideband recording and reproducing systems
US3644813A (en) * 1970-06-22 1972-02-22 Gen Motors Corp Proportional control digital speed control system
US3805286A (en) * 1973-02-01 1974-04-16 Storage Technology Corp Tape velocity detector
US3845500A (en) * 1973-11-12 1974-10-29 Ibm Head to track alignment in a rotating head magnetic tape unit

Also Published As

Publication number Publication date
FR2278131B1 (it) 1977-07-22
JPS5119511A (it) 1976-02-16
US3931639A (en) 1976-01-06
BR7504417A (pt) 1976-07-06
JPS5713053B2 (it) 1982-03-15
CA1043012A (en) 1978-11-21
FR2278131A1 (fr) 1976-02-06
DE2530731C2 (de) 1983-02-17
DE2530731A1 (de) 1976-01-29
GB1479862A (en) 1977-07-13

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