JPS4923224B1 - - Google Patents

Info

Publication number
JPS4923224B1
JPS4923224B1 JP44041751A JP4175169A JPS4923224B1 JP S4923224 B1 JPS4923224 B1 JP S4923224B1 JP 44041751 A JP44041751 A JP 44041751A JP 4175169 A JP4175169 A JP 4175169A JP S4923224 B1 JPS4923224 B1 JP S4923224B1
Authority
JP
Japan
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.)
Pending
Application number
JP44041751A
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 JPS4923224B1 publication Critical patent/JPS4923224B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
    • G01P3/505—Devices characterised by the use of electric or magnetic means for measuring linear speed by using eddy currents
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Linear Motors (AREA)
  • Moving Of Heads (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Non-Mechanical Conveyors (AREA)
JP44041751A 1968-06-17 1969-05-30 Pending JPS4923224B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73743868A 1968-06-17 1968-06-17

Publications (1)

Publication Number Publication Date
JPS4923224B1 true JPS4923224B1 (ja) 1974-06-14

Family

ID=24963927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44041751A Pending JPS4923224B1 (ja) 1968-06-17 1969-05-30

Country Status (5)

Country Link
US (1) US3470399A (ja)
JP (1) JPS4923224B1 (ja)
DE (1) DE1930573A1 (ja)
FR (1) FR2011040A1 (ja)
GB (1) GB1237492A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5452315U (ja) * 1977-09-17 1979-04-11

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3577023A (en) * 1969-12-04 1971-05-04 Advanced Peripherals Inc Moving coil actuator
US3610973A (en) * 1970-01-08 1971-10-05 Westinghouse Electric Corp Vibration pickup device
US3654540A (en) * 1971-01-15 1972-04-04 Cavitron Corp Magnetostrictive drive circuit feedback coil
US3721967A (en) * 1971-08-02 1973-03-20 Ibm Head carriage assembly for magnetic disk storage drive
FR2135998A5 (ja) * 1972-03-08 1972-12-22 Commissariat Energie Atomique
US3816776A (en) * 1972-12-04 1974-06-11 Control Data Corp External magnetic field compensator
US4034411A (en) * 1975-07-11 1977-07-05 International Business Machines Corporation Magnetic disk information storage apparatus
US4394594A (en) * 1975-07-24 1983-07-19 Papst-Motoren Kg Motor with a disk rotor
US4016441A (en) * 1976-05-19 1977-04-05 The Singer Company Linear motor
DE7900695U1 (de) * 1979-01-12 1979-07-12 Basf Ag, 6700 Ludwigshafen Vorrichtung zum positionieren von abtastkoepfen in plattenspeichern
WO1980001861A1 (en) * 1979-02-28 1980-09-04 F Moritz Linear actuator
US4260914A (en) * 1979-03-28 1981-04-07 Digital Equipment Corporation Differential linear velocity transducer
DE3121502C2 (de) * 1980-05-31 1985-06-05 Universal Pioneer Corp., Tokio/Tokyo Anordnung zur Führung eines Abtasterschlittens
DE3129212A1 (de) * 1981-07-24 1983-02-10 Basf Ag, 6700 Ludwigshafen Vorrichtung zum positionieren von gegenstaenden geringer masse
JPS6010467A (ja) * 1983-06-30 1985-01-19 Tokico Ltd 磁気デイスク記憶装置
DE3334750C2 (de) * 1983-09-26 1986-12-18 Kernforschungsanlage Jülich GmbH, 5170 Jülich Spulensystem zur induktiven Abtastung der Bewegungsgeschwindigkeit eines magnetisierten Körpers
US4652779A (en) * 1984-10-30 1987-03-24 Magnetic Peripherals Inc. Center pole for rotary actuator coil with lowered inductance
WO1995016986A2 (en) * 1993-12-15 1995-06-22 Conner Peripherals, Inc. Voice coil driven positioner for coarse and fine positioning of magnetic head in multi-track tape drive

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296754A (en) * 1939-04-29 1942-09-22 Texas Co Astatic electromagnetic vibration detector
US2289962A (en) * 1939-05-06 1942-07-14 Gen Electric Vibration device
NL299868A (ja) * 1960-01-04
US3260870A (en) * 1962-12-28 1966-07-12 Ibm Magnetic detent mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5452315U (ja) * 1977-09-17 1979-04-11

Also Published As

Publication number Publication date
DE1930573A1 (de) 1970-04-02
FR2011040A1 (ja) 1970-02-27
US3470399A (en) 1969-09-30
GB1237492A (en) 1971-06-30

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