JPS52153406A - Thick film lubrication limit speed measurement of magnetic disk - Google Patents

Thick film lubrication limit speed measurement of magnetic disk

Info

Publication number
JPS52153406A
JPS52153406A JP6980076A JP6980076A JPS52153406A JP S52153406 A JPS52153406 A JP S52153406A JP 6980076 A JP6980076 A JP 6980076A JP 6980076 A JP6980076 A JP 6980076A JP S52153406 A JPS52153406 A JP S52153406A
Authority
JP
Japan
Prior art keywords
thick film
limit speed
magnetic disk
speed measurement
film lubrication
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.)
Pending
Application number
JP6980076A
Other languages
Japanese (ja)
Inventor
Yoshihiko Miyake
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6980076A priority Critical patent/JPS52153406A/en
Publication of JPS52153406A publication Critical patent/JPS52153406A/en
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
    • G11B5/58—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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/10—Indicating arrangements; Warning arrangements

Abstract

PURPOSE:To measure the thick film lubrication limit speed of a magnetic head by detecting the horizontal level deflection volume of elastic supporting material supporting a magnetic head.
JP6980076A 1976-06-16 1976-06-16 Thick film lubrication limit speed measurement of magnetic disk Pending JPS52153406A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6980076A JPS52153406A (en) 1976-06-16 1976-06-16 Thick film lubrication limit speed measurement of magnetic disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6980076A JPS52153406A (en) 1976-06-16 1976-06-16 Thick film lubrication limit speed measurement of magnetic disk

Publications (1)

Publication Number Publication Date
JPS52153406A true JPS52153406A (en) 1977-12-20

Family

ID=13413167

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6980076A Pending JPS52153406A (en) 1976-06-16 1976-06-16 Thick film lubrication limit speed measurement of magnetic disk

Country Status (1)

Country Link
JP (1) JPS52153406A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5859357A (en) * 1995-12-25 1999-01-12 Fujitsu Limited Apparatus for measuring friction force between a magnetic head and a magnetic disk

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5859357A (en) * 1995-12-25 1999-01-12 Fujitsu Limited Apparatus for measuring friction force between a magnetic head and a magnetic disk

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