JPS60120531U - Video head phase detection signal generator - Google Patents

Video head phase detection signal generator

Info

Publication number
JPS60120531U
JPS60120531U JP697684U JP697684U JPS60120531U JP S60120531 U JPS60120531 U JP S60120531U JP 697684 U JP697684 U JP 697684U JP 697684 U JP697684 U JP 697684U JP S60120531 U JPS60120531 U JP S60120531U
Authority
JP
Japan
Prior art keywords
video head
detection signal
phase detection
signal generator
head phase
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
JP697684U
Other languages
Japanese (ja)
Inventor
苗木　英明
Original Assignee
旭光学工業株式会社
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 旭光学工業株式会社 filed Critical 旭光学工業株式会社
Priority to JP697684U priority Critical patent/JPS60120531U/en
Publication of JPS60120531U publication Critical patent/JPS60120531U/en
Pending legal-status Critical Current

Links

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図は従来例の側断面図、第２図は本考案−実施例の
側断面図、第３図は本考案−実施例のビデオヘッドの斜
視図である。 ２・・・回転子（モーター）、３・・・上側ヘッドドラ
ム、４・・・ビデオヘッド、５・・・下側ヘッドドラム
、１０・・・センサー、１０ａ・・・センサー面。FIG. 1 is a side sectional view of a conventional example, FIG. 2 is a side sectional view of an embodiment of the present invention, and FIG. 3 is a perspective view of a video head of an embodiment of the present invention. 2... Rotor (motor), 3... Upper head drum, 4... Video head, 5... Lower head drum, 10... Sensor, 10a... Sensor surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] モーターの回転に従って回転するビデオヘッドに取付け
られた無反射物と、前記ビデオヘッドの回転軌溝上にセ
ンサー面を対向させ下側ヘッドドラムに固着されるセン
サーとより成り、該センサーにより前記ビデオヘッドの
回転軌溝上に光を射出すると共に反射光を検出してパル
スを発生させることを特徴とするビデオヘッドの位相検
出信号発生装置。It consists of a non-reflective object attached to the video head that rotates according to the rotation of the motor, and a sensor fixed to the lower head drum with the sensor surface facing the rotation track of the video head. A phase detection signal generating device for a video head, characterized in that it emits light onto a rotating track groove and detects reflected light to generate pulses.
JP697684U 1984-01-21 1984-01-21 Video head phase detection signal generator Pending JPS60120531U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP697684U JPS60120531U (en) 1984-01-21 1984-01-21 Video head phase detection signal generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP697684U JPS60120531U (en) 1984-01-21 1984-01-21 Video head phase detection signal generator

Publications (1)

Publication Number Publication Date
JPS60120531U true JPS60120531U (en) 1985-08-14

Family

ID=30484906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP697684U Pending JPS60120531U (en) 1984-01-21 1984-01-21 Video head phase detection signal generator

Country Status (1)

Country Link
JP (1) JPS60120531U (en)

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