JPS59157254U - magnetic tape device - Google Patents

magnetic tape device

Info

Publication number
JPS59157254U
JPS59157254U JP5020383U JP5020383U JPS59157254U JP S59157254 U JPS59157254 U JP S59157254U JP 5020383 U JP5020383 U JP 5020383U JP 5020383 U JP5020383 U JP 5020383U JP S59157254 U JPS59157254 U JP S59157254U
Authority
JP
Japan
Prior art keywords
magnetic tape
tape device
vacuum column
reel motor
switching
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
JP5020383U
Other languages
Japanese (ja)
Inventor
五味　宗近
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP5020383U priority Critical patent/JPS59157254U/en
Publication of JPS59157254U publication Critical patent/JPS59157254U/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Electric Motors In General (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の対象とする磁気テープ装置の構成図、
第２図は従来のリールモータ駆動回路を示す図、第３図
は本考案による改良されたリールモータ駆動回路を示す
図、第４図は第３図の回路による電流の調節についての
説明図である。 １・・・ファイルリール、２・・・テープ、３・・・エ
アベアリング、４・・・右真空コラム、５・・・書込み
読出しヘッド、６・・・キャプスタン、７・・・左真空
コラム、８・・・マシンリール、９・・・抵抗、ＩＱ・
・・モータ電機子、１１・・・トランジスタ。FIG. 1 is a configuration diagram of a magnetic tape device to which the present invention is applied;
Fig. 2 is a diagram showing a conventional reel motor drive circuit, Fig. 3 is a diagram showing an improved reel motor drive circuit according to the present invention, and Fig. 4 is an explanatory diagram of current regulation by the circuit of Fig. 3. be. 1...File reel, 2...Tape, 3...Air bearing, 4...Right vacuum column, 5...Write/read head, 6...Capstan, 7...Left vacuum column , 8... Machine reel, 9... Resistance, IQ・
...Motor armature, 11...Transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 真空コラムを有する磁気テープ装置において上記真空コ
ラム内における磁気テープ・ループの位置変化からテー
プハンチングが所定回数繰り返されたことを検出する手
段と、上記検出手段の出力に応答してリールモータへの
供給電流値を切り替える電流切替手段とを有することを
特徴とする磁気テープ装置。In a magnetic tape device having a vacuum column, a means for detecting that tape hunting has been repeated a predetermined number of times from a change in the position of a magnetic tape loop within the vacuum column, and supplying a reel motor in response to an output of the detection means. 1. A magnetic tape device comprising: current switching means for switching current values.
JP5020383U 1983-04-06 1983-04-06 magnetic tape device Pending JPS59157254U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5020383U JPS59157254U (en) 1983-04-06 1983-04-06 magnetic tape device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5020383U JPS59157254U (en) 1983-04-06 1983-04-06 magnetic tape device

Publications (1)

Publication Number Publication Date
JPS59157254U true JPS59157254U (en) 1984-10-22

Family

ID=30180677

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5020383U Pending JPS59157254U (en) 1983-04-06 1983-04-06 magnetic tape device

Country Status (1)

Country Link
JP (1) JPS59157254U (en)

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