GB978425A - Linear electric positioner apparatus - Google Patents

Linear electric positioner apparatus

Info

Publication number
GB978425A
GB978425A GB852163A GB852163A GB978425A GB 978425 A GB978425 A GB 978425A GB 852163 A GB852163 A GB 852163A GB 852163 A GB852163 A GB 852163A GB 978425 A GB978425 A GB 978425A
Authority
GB
United Kingdom
Prior art keywords
armature
heads
spaced apart
magnetic recording
coils
Prior art date
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
GB852163A
Other languages
English (en)
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.)
Ricoh Printing Systems America Inc
Original Assignee
Ricoh Printing Systems America Inc
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
Priority claimed from US119453A external-priority patent/US3130331A/en
Application filed by Ricoh Printing Systems America Inc filed Critical Ricoh Printing Systems America Inc
Publication of GB978425A publication Critical patent/GB978425A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Linear Motors (AREA)
  • Moving Of Heads (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
GB852163A 1961-06-26 1963-03-04 Linear electric positioner apparatus Expired GB978425A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US119453A US3130331A (en) 1961-06-26 1961-06-26 Linear motors
DED0041162 1963-03-18
FR928753A FR1359875A (fr) 1961-06-26 1963-03-21 Appareil positionneur électrique linéaire

Publications (1)

Publication Number Publication Date
GB978425A true GB978425A (en) 1964-12-23

Family

ID=27209762

Family Applications (1)

Application Number Title Priority Date Filing Date
GB852163A Expired GB978425A (en) 1961-06-26 1963-03-04 Linear electric positioner apparatus

Country Status (4)

Country Link
DE (1) DE1449336A1 (de)
FR (1) FR1359875A (de)
GB (1) GB978425A (de)
NL (1) NL290242A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901285A1 (de) * 1978-01-26 1979-08-02 Exxon Research Engineering Co Lese-schreibkopfantrieb fuer flexible magnetplatten
US4414594A (en) * 1982-02-26 1983-11-08 Atasi Corporation Linear actuator for a memory storage apparatus
USRE32285E (en) * 1982-02-26 1986-11-11 Atasi Corporation Linear actuator for a memory storage apparatus
US4743987A (en) * 1982-02-26 1988-05-10 Atasi Corporation Linear actuator for a memory storage apparatus

Also Published As

Publication number Publication date
FR1359875A (fr) 1964-04-30
NL290242A (de)
DE1449336A1 (de) 1969-01-16

Similar Documents

Publication Publication Date Title
GB1260913A (en) Electric linear motion device
GB1215288A (en) Linear electric motor
US2706752A (en) Magnetic head
US2549771A (en) Magnetic transducer head
GB1099081A (en) Improvements in or relating to electro-magnetic contact making relays
GB978425A (en) Linear electric positioner apparatus
ES8601559A1 (es) Dispositivo electromagnetico
GB1226629A (de)
JPS5555420A (en) Vertical magnetization recording device
ES8301077A1 (es) "motor lineal de gran potencia masica".
JPS56101371A (en) Magnet movable type dc linear motor
FR2056159A5 (de)
GB1008735A (en) Improvements relating to electrical devices for producing a controlled and reversibleforce or movement in a linear direction
GB969699A (en) Electromagnetically controlled device for maintaining constant the stress moving strands
JPS5726415A (en) Demagnetizing method
GB1383751A (en) Linear electric motors
GB596796A (en) Improvements in or relating to magnetic recording devices and magnetizing heads therefor
GB893805A (en) Improvements in or relating to multiple magnetic heads
JPS5953686U (ja) Ｘ−ｙ駆動装置
GB816934A (en) Electromagnetic transducer
GB354618A (en) Improvements in talking heads for electro-magnetic sound recording
GB1514161A (en) Inductor device
GB1228612A (de)
GB906404A (en) Improvements in and relating to electrical apparatus having an eddy-current brake magnet
SU126642A1 (ru) Устройство дл многоканальной магнитной записи по методу граничного смещени