JPS5333608A - Subcolumn negative pressure control mechanism for magnetic tape unit - Google Patents

Subcolumn negative pressure control mechanism for magnetic tape unit

Info

Publication number
JPS5333608A
JPS5333608A JP10846276A JP10846276A JPS5333608A JP S5333608 A JPS5333608 A JP S5333608A JP 10846276 A JP10846276 A JP 10846276A JP 10846276 A JP10846276 A JP 10846276A JP S5333608 A JPS5333608 A JP S5333608A
Authority
JP
Japan
Prior art keywords
subcolumn
negative pressure
pressure control
magnetic tape
control mechanism
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
JP10846276A
Other languages
Japanese (ja)
Other versions
JPS603695B2 (en
Inventor
Katsuhiro Kawamichi
Tadao Oiwa
Seiichi Fukamachi
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 JP10846276A priority Critical patent/JPS603695B2/en
Publication of JPS5333608A publication Critical patent/JPS5333608A/en
Publication of JPS603695B2 publication Critical patent/JPS603695B2/en
Expired legal-status Critical Current

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Abstract

PURPOSE: To reduce the amplitude of the tape loop by decreasing the negative pressure within the subcolumn at the tape running time, and thus to ensure a stable contact between the tape and the magnetic head.
COPYRIGHT: (C)1978,JPO&Japio
JP10846276A 1976-09-09 1976-09-09 Sub-column negative pressure control mechanism of magnetic tape device Expired JPS603695B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10846276A JPS603695B2 (en) 1976-09-09 1976-09-09 Sub-column negative pressure control mechanism of magnetic tape device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10846276A JPS603695B2 (en) 1976-09-09 1976-09-09 Sub-column negative pressure control mechanism of magnetic tape device

Publications (2)

Publication Number Publication Date
JPS5333608A true JPS5333608A (en) 1978-03-29
JPS603695B2 JPS603695B2 (en) 1985-01-30

Family

ID=14485368

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10846276A Expired JPS603695B2 (en) 1976-09-09 1976-09-09 Sub-column negative pressure control mechanism of magnetic tape device

Country Status (1)

Country Link
JP (1) JPS603695B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5719007U (en) * 1980-07-05 1982-02-01
JPH0691623A (en) * 1992-09-09 1994-04-05 Moriyama Kogyo Kk Mold device for concrete product
JPH06270117A (en) * 1993-03-18 1994-09-27 Yotsuba:Kk Mold frame device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0518358Y2 (en) * 1989-11-08 1993-05-17

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5719007U (en) * 1980-07-05 1982-02-01
JPH0691623A (en) * 1992-09-09 1994-04-05 Moriyama Kogyo Kk Mold device for concrete product
JPH06270117A (en) * 1993-03-18 1994-09-27 Yotsuba:Kk Mold frame device

Also Published As

Publication number Publication date
JPS603695B2 (en) 1985-01-30

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