FR2138653B1 - - Google Patents

Info

Publication number
FR2138653B1
FR2138653B1 FR727214366A FR7214366A FR2138653B1 FR 2138653 B1 FR2138653 B1 FR 2138653B1 FR 727214366 A FR727214366 A FR 727214366A FR 7214366 A FR7214366 A FR 7214366A FR 2138653 B1 FR2138653 B1 FR 2138653B1
Authority
FR
France
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
Application number
FR727214366A
Other languages
French (fr)
Other versions
FR2138653A1 (https=
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2138653A1 publication Critical patent/FR2138653A1/fr
Application granted granted Critical
Publication of FR2138653B1 publication Critical patent/FR2138653B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/247—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using time shifts of pulses
    • 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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/30—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for auxiliary signals
    • 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
    • G11B5/58—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
FR727214366A 1971-05-26 1972-04-18 Expired FR2138653B1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14700471A 1971-05-26 1971-05-26

Publications (2)

Publication Number Publication Date
FR2138653A1 FR2138653A1 (https=) 1973-01-05
FR2138653B1 true FR2138653B1 (https=) 1973-07-13

Family

ID=22519967

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727214366A Expired FR2138653B1 (https=) 1971-05-26 1972-04-18

Country Status (4)

Country Link
US (1) US3678220A (https=)
DE (1) DE2224513A1 (https=)
FR (1) FR2138653B1 (https=)
GB (1) GB1339396A (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1474892A (en) * 1975-06-27 1977-05-25 Burroughs Corp Method and apparatus for recording and reproducing information on a plural-track record disc
US4148080A (en) * 1977-06-16 1979-04-03 Burroughs Corporation Di-bit recording technique and associated system
US4314290A (en) * 1977-06-16 1982-02-02 Burroughs Corporation Di-bit recording technique and associated servo indicia
US4209810A (en) * 1977-06-16 1980-06-24 Burroughs Corporation Di-gap, variable-frequency recording technique and associated system
US4502082A (en) * 1977-06-16 1985-02-26 Burroughs Corporation Spiral recording and associated system
US4166282A (en) * 1977-06-16 1979-08-28 Burroughs Corporation Track-on-data technique and associated system involving di-bit recording and associated di-gap transducers
US4136345A (en) * 1977-10-31 1979-01-23 International Business Machines Corporation Object deflection sensor
DE2920912C2 (de) * 1978-05-29 1987-04-02 N.V. Philips' Gloeilampenfabrieken, Eindhoven Azimutkorrektur von Kopfspalten
NL7805804A (nl) * 1978-05-29 1979-12-03 Philips Nv Inrichting voor het aanleggen van een stuurspanning over een pieezo-elektrisch positioneringselement.
JPS56101622A (en) * 1980-01-18 1981-08-14 Olympus Optical Co Ltd Autotracking system
DE3112886A1 (de) * 1981-03-31 1982-10-14 Tandberg Data A/S, Oslo Verfahren zum erkennen einer kante eines magnetischen mediums und vorrichtung zur druchfuehrung des verfahrens
US4868692A (en) * 1987-03-31 1989-09-19 Matsushita Electric Industrial Co., Ltd. Tracking error signal forming circuit
US5055951A (en) * 1989-03-10 1991-10-08 Irwin Magnetic Systems, Inc. Method and apparatus for servo-positioning movable transducer heads
US5001580A (en) * 1989-09-27 1991-03-19 Archive Corporation Method to compensate for tape slope and head azimuth errors
GB9312831D0 (en) * 1993-06-22 1993-08-04 Central Research Lab Ltd Method and apparatus for the determination of azimuth error
US6430008B1 (en) * 2000-03-30 2002-08-06 Storage Technology Corporation Measurement of tape position error
US6512651B1 (en) * 2000-07-11 2003-01-28 Storage Technology Corporation Helical scan tape track following
US6963467B2 (en) * 2001-07-17 2005-11-08 International Business Machines Corporation Method and apparatus for compensating for media shift due to tape guide
JP2004071135A (ja) * 2002-06-12 2004-03-04 Fuji Photo Film Co Ltd 走行する磁気テープの幅方向変動測定機
US20030235011A1 (en) * 2002-06-21 2003-12-25 O-Mass As Head used in combination with wide tape media
US6942312B2 (en) * 2003-07-16 2005-09-13 Hewlett-Packard Development Company, L.P. Method and apparatus related to informative data associated with graphical image data
JP2006092586A (ja) * 2004-09-21 2006-04-06 Fuji Photo Film Co Ltd サーボ信号検査装置およびサーボ信号検査方法
EP2039636A1 (de) * 2007-09-20 2009-03-25 Fischer & Krecke GmbH Verfahren und Vorrichtung zur Messung der Querlage einer fortlaufend transportierten Bahn
JP6114538B2 (ja) 2012-12-04 2017-04-12 株式会社ミツトヨ 光電式絶対位置検出器、及び、その取付方法
CN107806845B (zh) * 2017-12-06 2025-12-05 纷美(北京)贸易有限公司 包材、包材横向偏移检测方法及装置、灌装机

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803988A (en) * 1951-05-04 1957-08-27 Richard H Ranger Synchronzied magnetic sound recording apparatus
US2832839A (en) * 1952-06-19 1958-04-29 Gulf Research Development Co Magnetic recording
US2929670A (en) * 1952-10-22 1960-03-22 Ibm Apparatus for producing magnetic records on tape
US3263031A (en) * 1962-05-29 1966-07-26 Sperry Rand Corp High-low frequency homing

Also Published As

Publication number Publication date
US3678220A (en) 1972-07-18
DE2224513A1 (de) 1972-12-14
FR2138653A1 (https=) 1973-01-05
GB1339396A (en) 1973-12-05

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Legal Events

Date Code Title Description
ST Notification of lapse