JPS5822135Y2 - 回転速度検出装置 - Google Patents

回転速度検出装置

Info

Publication number
JPS5822135Y2
JPS5822135Y2 JP8926277U JP8926277U JPS5822135Y2 JP S5822135 Y2 JPS5822135 Y2 JP S5822135Y2 JP 8926277 U JP8926277 U JP 8926277U JP 8926277 U JP8926277 U JP 8926277U JP S5822135 Y2 JPS5822135 Y2 JP S5822135Y2
Authority
JP
Japan
Prior art keywords
rotational speed
magnetic head
disk
phase difference
motor
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
JP8926277U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5416486U (enExample
Inventor
丸尾恒弘
野崎景春
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP8926277U priority Critical patent/JPS5822135Y2/ja
Publication of JPS5416486U publication Critical patent/JPS5416486U/ja
Application granted granted Critical
Publication of JPS5822135Y2 publication Critical patent/JPS5822135Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
JP8926277U 1977-07-06 1977-07-06 回転速度検出装置 Expired JPS5822135Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8926277U JPS5822135Y2 (ja) 1977-07-06 1977-07-06 回転速度検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8926277U JPS5822135Y2 (ja) 1977-07-06 1977-07-06 回転速度検出装置

Publications (2)

Publication Number Publication Date
JPS5416486U JPS5416486U (enExample) 1979-02-02
JPS5822135Y2 true JPS5822135Y2 (ja) 1983-05-11

Family

ID=29016497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8926277U Expired JPS5822135Y2 (ja) 1977-07-06 1977-07-06 回転速度検出装置

Country Status (1)

Country Link
JP (1) JPS5822135Y2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6443648A (en) * 1987-08-10 1989-02-15 Sekisui Chemical Co Ltd Ventilation structure of building
JPS6475751A (en) * 1987-09-16 1989-03-22 Kunitsugu Aoki Roof

Also Published As

Publication number Publication date
JPS5416486U (enExample) 1979-02-02

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