JPS5035635B1 - - Google Patents

Info

Publication number
JPS5035635B1
JPS5035635B1 JP45071447A JP7144770A JPS5035635B1 JP S5035635 B1 JPS5035635 B1 JP S5035635B1 JP 45071447 A JP45071447 A JP 45071447A JP 7144770 A JP7144770 A JP 7144770A JP S5035635 B1 JPS5035635 B1 JP S5035635B1
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
JP45071447A
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 JPS5035635B1 publication Critical patent/JPS5035635B1/ja
Pending 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/18—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors used in combination for obtaining stepwise operation of a single controlled member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/022—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising a deformable member
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • G03B21/115—Projectors with built-in or built-on screen for microfilm reading of microfiches
    • G03B21/116—Handling microfiches

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Fluid-Driven Valves (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Control Of Position Or Direction (AREA)
JP45071447A 1969-08-18 1970-08-17 Pending JPS5035635B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85096569A 1969-08-18 1969-08-18

Publications (1)

Publication Number Publication Date
JPS5035635B1 true JPS5035635B1 (ja) 1975-11-18

Family

ID=25309584

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45071447A Pending JPS5035635B1 (ja) 1969-08-18 1970-08-17

Country Status (4)

Country Link
US (1) US3641529A (ja)
JP (1) JPS5035635B1 (ja)
CA (1) CA922203A (ja)
GB (2) GB1322401A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779267A (en) * 1971-07-26 1973-12-18 Leesona Corp Fluid operated logic device
US3789864A (en) * 1973-04-09 1974-02-05 Leesona Corp Fluid operated system
US4020506A (en) * 1975-06-30 1977-04-26 International Business Machines Corporation Tape cartridge with track position indicator
US4669014A (en) * 1983-01-31 1987-05-26 Gill Cantwell Alignment system for magnetic disc drive
GB8826867D0 (en) * 1988-11-17 1988-12-21 Normalair Garrett Ltd Fluid compressors
US5617267A (en) * 1994-12-15 1997-04-01 Kabushiki Kaisha Toshiba Servo data writing apparatus for supporting the free end of a rotating shaft in a magnetic disk device and method of writing servo data

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL230116A (ja) * 1957-08-08 1900-01-01
US3177476A (en) * 1961-05-29 1965-04-06 Rca Corp Information storage apparatus utilizing a record of internally reflective, light conducting material
US3153241A (en) * 1961-08-31 1964-10-13 Lab For Electronics Inc Magnetic recorder
US3298008A (en) * 1963-04-17 1967-01-10 Anelex Corp Coarse and fine head positioning apparatus for random access disc memory system
US3449734A (en) * 1965-04-28 1969-06-10 Mohawk Data Sciences Corp Positioning apparatus for a random access storage device using a dual-frequency reference track

Also Published As

Publication number Publication date
GB1322401A (en) 1973-07-04
US3641529A (en) 1972-02-08
GB1322402A (en) 1973-07-04
CA922203A (en) 1973-03-06

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