JPH0157429B2 - - Google Patents

Info

Publication number
JPH0157429B2
JPH0157429B2 JP56030144A JP3014481A JPH0157429B2 JP H0157429 B2 JPH0157429 B2 JP H0157429B2 JP 56030144 A JP56030144 A JP 56030144A JP 3014481 A JP3014481 A JP 3014481A JP H0157429 B2 JPH0157429 B2 JP H0157429B2
Authority
JP
Japan
Prior art keywords
detecting
slit
reference position
track
notch
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
JP56030144A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57143764A (en
Inventor
Hideya Yokochi
Tomotoshi Takayama
Hideo Hirao
Mitsuhiko Iida
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP3014481A priority Critical patent/JPS57143764A/ja
Publication of JPS57143764A publication Critical patent/JPS57143764A/ja
Publication of JPH0157429B2 publication Critical patent/JPH0157429B2/ja
Granted 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

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
JP3014481A 1981-03-03 1981-03-03 Head position detector Granted JPS57143764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3014481A JPS57143764A (en) 1981-03-03 1981-03-03 Head position detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3014481A JPS57143764A (en) 1981-03-03 1981-03-03 Head position detector

Publications (2)

Publication Number Publication Date
JPS57143764A JPS57143764A (en) 1982-09-06
JPH0157429B2 true JPH0157429B2 (ko) 1989-12-05

Family

ID=12295563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3014481A Granted JPS57143764A (en) 1981-03-03 1981-03-03 Head position detector

Country Status (1)

Country Link
JP (1) JPS57143764A (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60182568A (ja) * 1984-02-29 1985-09-18 Sony Corp 情報記録および／または読取手段の位置制御装置
JPS60186551U (ja) * 1984-05-18 1985-12-10 株式会社三協精機製作所 ヘツド送り装置
KR910003458B1 (ko) * 1986-12-02 1991-05-31 미쓰비시뎅끼 가부시끼가이샤 광디스크의 구동장치
JP2535873B2 (ja) * 1987-02-19 1996-09-18 ティアツク株式会社 デイスク装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143205A (en) * 1978-04-28 1979-11-08 Pioneer Electronic Corp Linear tracking arm position detector
JPS5564665A (en) * 1978-11-06 1980-05-15 Toshiba Corp Zero-track return system of magnetic disk unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143205A (en) * 1978-04-28 1979-11-08 Pioneer Electronic Corp Linear tracking arm position detector
JPS5564665A (en) * 1978-11-06 1980-05-15 Toshiba Corp Zero-track return system of magnetic disk unit

Also Published As

Publication number Publication date
JPS57143764A (en) 1982-09-06

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