BE725191A - - Google Patents

Info

Publication number
BE725191A
BE725191A BE725191DA BE725191A BE 725191 A BE725191 A BE 725191A BE 725191D A BE725191D A BE 725191DA BE 725191 A BE725191 A BE 725191A
Authority
BE
Belgium
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE725191A publication Critical patent/BE725191A/xx

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00Control of position or direction
    • G05D3/12Control of position or direction using feedback
    • G05D3/20Control of position or direction using feedback using a digital comparing device
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, 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
    • G11B15/02Control of operating function, e.g. switching from recording to reproducing
    • G11B15/05Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
    • G11B15/093Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing driving condition of record carrier, e.g. travel, tape tension
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/11Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
    • G11B27/13Indexing; 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position Or Direction (AREA)
BE725191D 1968-01-15 1968-12-10 BE725191A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69785368A 1968-01-15 1968-01-15

Publications (1)

Publication Number Publication Date
BE725191A true BE725191A (da) 1969-05-16

Family

ID=24802858

Family Applications (1)

Application Number Title Priority Date Filing Date
BE725191D BE725191A (da) 1968-01-15 1968-12-10

Country Status (8)

Country Link
US (1) US3571685A (da)
BE (1) BE725191A (da)
CH (1) CH477739A (da)
ES (1) ES362480A1 (da)
FR (1) FR1600542A (da)
GB (1) GB1247537A (da)
NL (1) NL6817323A (da)
SE (1) SE337138B (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373108A1 (fr) * 1976-12-01 1978-06-30 Crouy Chanel Remy De Servomecanisme telecommandable

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1290090A (da) * 1970-03-30 1972-09-20
US3713137A (en) * 1970-11-23 1973-01-23 Harnischfeger Corp Digital to analog converter
US3725655A (en) * 1971-06-24 1973-04-03 Ibm Media transport performance measurements
US3737751A (en) * 1971-06-24 1973-06-05 Ibm Servomechanism stop control
US3731176A (en) * 1972-04-21 1973-05-01 Ibm Deceleration and stop-lock motor control apparatus
US4125881A (en) * 1977-05-19 1978-11-14 International Business Machines Corporation Tape motion control for reel-to-reel drive
US4234833A (en) * 1978-01-19 1980-11-18 A. E. Moore Company, Inc. Door operator system using counter circuit for determining limit positions
JPS591676B2 (ja) * 1979-08-24 1984-01-13 株式会社三井三池製作所 採鉱機械のウインチ制御方法
US4866547A (en) * 1988-04-01 1989-09-12 Rodal David R Circuit for detecting the end of a tape by counting reel revolutions
JP3013775B2 (ja) * 1996-04-11 2000-02-28 日本精機株式会社 ステッピングモータ式計器の駆動装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537427A (en) * 1949-09-19 1951-01-09 North American Aviation Inc Digital servo
US2727194A (en) * 1951-10-16 1955-12-13 North American Aviation Inc Double digital servo
US2878434A (en) * 1954-05-10 1959-03-17 North American Aviation Inc Error sensing servo component
US2947929A (en) * 1955-12-23 1960-08-02 North American Aviation Inc Digital-analog servo circuit
US2926335A (en) * 1956-03-02 1960-02-23 North American Aviation Inc Electronic direction circuit
US3206665A (en) * 1962-12-19 1965-09-14 Lear Siegler Inc Digital speed controller
US3309597A (en) * 1964-04-20 1967-03-14 Potter Instrument Co Inc Motor acceleration control system
US3328658A (en) * 1964-07-02 1967-06-27 Ibm System for controlling stepper motor starting and stopping operations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2373108A1 (fr) * 1976-12-01 1978-06-30 Crouy Chanel Remy De Servomecanisme telecommandable

Also Published As

Publication number Publication date
FR1600542A (da) 1970-07-27
DE1901809A1 (de) 1969-09-11
NL6817323A (da) 1969-07-17
SE337138B (da) 1971-07-26
DE1901809B2 (de) 1977-01-20
CH477739A (de) 1969-08-31
ES362480A1 (es) 1970-12-01
US3571685A (en) 1971-03-23
GB1247537A (en) 1971-09-22

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