JPS59122507U - Tape winding diameter detection device - Google Patents

Tape winding diameter detection device

Info

Publication number
JPS59122507U
JPS59122507U JP1643783U JP1643783U JPS59122507U JP S59122507 U JPS59122507 U JP S59122507U JP 1643783 U JP1643783 U JP 1643783U JP 1643783 U JP1643783 U JP 1643783U JP S59122507 U JPS59122507 U JP S59122507U
Authority
JP
Japan
Prior art keywords
winding diameter
tape winding
detection device
tape
output
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
JP1643783U
Other languages
Japanese (ja)
Inventor
服部　史郎
Original Assignee
オタリ株式会社
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 オタリ株式会社 filed Critical オタリ株式会社
Priority to JP1643783U priority Critical patent/JPS59122507U/en
Publication of JPS59122507U publication Critical patent/JPS59122507U/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (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) [Abstract] 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図は本考案の実施例の構成を示すブロック図。１は
テープ、２はリール、８．１１は検出素子、１２は比較
回路、１３はカウンタ、１５はＤＡ変換、２１は増幅回
路、２６はレベル判定回路。第２図は各部の波形を示す
グラフ。FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention. 1 is a tape, 2 is a reel, 8.11 is a detection element, 12 is a comparison circuit, 13 is a counter, 15 is a DA converter, 21 is an amplifier circuit, and 26 is a level determination circuit. FIG. 2 is a graph showing the waveforms of each part.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　リール台の回転を検出するリール回転検出手
段と、テープの走行を検出するテープ走行検出手段と、
前記リール回転検出手段の出力と前記テープ走行検出手
段の出力を比較回路と、該比較回路の出力を増幅する増
幅回路と、該増幅回路の出力のレベルを判定するレベル
判定回路から構成され、前記増幅回路の増幅範囲が、テ
ープ巻き径の検出に必要な範囲のみを増幅することを特
徴とするテープ巻き径検出装置。(1) Reel rotation detection means for detecting the rotation of the reel stand; tape running detection means for detecting the running of the tape;
It is comprised of a circuit that compares the output of the reel rotation detection means and the output of the tape running detection means, an amplifier circuit that amplifies the output of the comparison circuit, and a level determination circuit that determines the level of the output of the amplifier circuit. A tape winding diameter detection device characterized in that the amplification range of the amplifier circuit amplifies only the range necessary for detecting the tape winding diameter. （２）前記比較回路が、リールの径によって比較比を切
り替え可能としたことを特徴とする実用新案登録請求の
範囲第一項記載のテープ巻き径検出装置。(2) The tape winding diameter detection device according to claim 1, wherein the comparison circuit is capable of switching the comparison ratio depending on the diameter of the reel.
JP1643783U 1983-02-07 1983-02-07 Tape winding diameter detection device Pending JPS59122507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1643783U JPS59122507U (en) 1983-02-07 1983-02-07 Tape winding diameter detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1643783U JPS59122507U (en) 1983-02-07 1983-02-07 Tape winding diameter detection device

Publications (1)

Publication Number Publication Date
JPS59122507U true JPS59122507U (en) 1984-08-17

Family

ID=30147720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1643783U Pending JPS59122507U (en) 1983-02-07 1983-02-07 Tape winding diameter detection device

Country Status (1)

Country Link
JP (1) JPS59122507U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545307A (en) * 1977-06-14 1979-01-16 Meisei Electric Co Ltd External channel circuit for key telephone

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545307A (en) * 1977-06-14 1979-01-16 Meisei Electric Co Ltd External channel circuit for key telephone

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