JPS52105808A - Head crush preventing device - Google Patents

Head crush preventing device

Info

Publication number
JPS52105808A
JPS52105808A JP2288476A JP2288476A JPS52105808A JP S52105808 A JPS52105808 A JP S52105808A JP 2288476 A JP2288476 A JP 2288476A JP 2288476 A JP2288476 A JP 2288476A JP S52105808 A JPS52105808 A JP S52105808A
Authority
JP
Japan
Prior art keywords
preventing device
head crush
crush preventing
voltage
head
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.)
Granted
Application number
JP2288476A
Other languages
Japanese (ja)
Other versions
JPS5834029B2 (en
Inventor
Yoshihiko Sato
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP2288476A priority Critical patent/JPS5834029B2/en
Publication of JPS52105808A publication Critical patent/JPS52105808A/en
Publication of JPS5834029B2 publication Critical patent/JPS5834029B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)

Abstract

PURPOSE: To prevent the head crush with a simple circuity by detecting the voltage of the output voltage of a servohead with a preset voltage to detect the abnormal reduction in the floating quantity.
COPYRIGHT: (C)1977,JPO&Japio
JP2288476A 1976-03-02 1976-03-02 Head crush prevention device Expired JPS5834029B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2288476A JPS5834029B2 (en) 1976-03-02 1976-03-02 Head crush prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2288476A JPS5834029B2 (en) 1976-03-02 1976-03-02 Head crush prevention device

Publications (2)

Publication Number Publication Date
JPS52105808A true JPS52105808A (en) 1977-09-05
JPS5834029B2 JPS5834029B2 (en) 1983-07-23

Family

ID=12095096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2288476A Expired JPS5834029B2 (en) 1976-03-02 1976-03-02 Head crush prevention device

Country Status (1)

Country Link
JP (1) JPS5834029B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55130349U (en) * 1979-03-09 1980-09-13
JPS6252774A (en) * 1985-09-02 1987-03-07 Nippon Telegr & Teleph Corp <Ntt> Magnetic recording and reproducing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55130349U (en) * 1979-03-09 1980-09-13
JPS6252774A (en) * 1985-09-02 1987-03-07 Nippon Telegr & Teleph Corp <Ntt> Magnetic recording and reproducing device

Also Published As

Publication number Publication date
JPS5834029B2 (en) 1983-07-23

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