JPS62180304U - - Google Patents

Info

Publication number
JPS62180304U
JPS62180304U JP6465886U JP6465886U JPS62180304U JP S62180304 U JPS62180304 U JP S62180304U JP 6465886 U JP6465886 U JP 6465886U JP 6465886 U JP6465886 U JP 6465886U JP S62180304 U JPS62180304 U JP S62180304U
Authority
JP
Japan
Prior art keywords
head
recording
reproducing
erasing head
erasing
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
JP6465886U
Other languages
Japanese (ja)
Other versions
JPH0531683Y2 (en
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 filed Critical
Priority to JP1986064658U priority Critical patent/JPH0531683Y2/ja
Publication of JPS62180304U publication Critical patent/JPS62180304U/ja
Application granted granted Critical
Publication of JPH0531683Y2 publication Critical patent/JPH0531683Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)

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を示すシリンダの平面
図、第２図はその記録パターン図、第３図は他の
実施例を示すシリンダの平面図で第４図はその記
録パターンであり、第５図、第６図は従来例とし
て示した記録パターン図である。 １……シリンダ、２……テープ、ａ，ｂ……記
録再生ヘツド、Ｅ……消去ヘツド、Ｔ……トラツ
ク幅。 FIG. 1 is a plan view of a cylinder showing an embodiment of the present invention, FIG. 2 is a diagram of its recording pattern, FIG. 3 is a plan view of a cylinder showing another embodiment, and FIG. 4 is its recording pattern. FIGS. 5 and 6 are recording pattern diagrams shown as conventional examples. 1...Cylinder, 2...Tape, a, b...Recording/reproducing head, E...Erasing head, T...Track width.

Claims (1)

【実用新案登録請求の範囲】 (1) ヘリカルスキヤン方式のビデオテープレコ
ーダにおいて、回転シリンダに記録再生用ヘツド
、消去ヘツドが配設され、該記録再生用ヘツドは
標準速用のヘツドであり、該消去ヘツドは該記録
再生用ヘツドの一つより角度θ°先行した位置に
配設され、該標準速用の記録再生ヘツドと該消去
ヘツドとにより標準および長時間記録再生を行な
うようにしたことを特徴とするビデオテープレコ
ーダ。 (2) 一つの記録再生ヘツドに角度θ°先行する
位置に配設された消去ヘツドは、そのトラツク幅
を標準速モードトラツクピツチの２倍としたこと
を特徴とする実用新案登録請求の範囲第１項記載
のビデオテープレコーダ。 (3) 一つの記録再生ヘツドに角度θ°先行する
位置に配設された消去ヘツドは、そのトラツク幅
を長時間モード時のトラツク幅Ｔの２倍とし、一
つの記録再生ヘツドに対してヘツド高さをＴ×θ
／１８０だけ高く位置させ、消去ヘツドを長時間
ヒモード時だけ作動させるようにしたことを特徴
とする実用新案登録請求の範囲第１項記載のビデ
オテープレコーダ。[Claims for Utility Model Registration] (1) In a helical scan type video tape recorder, a recording/reproducing head and an erasing head are disposed on a rotating cylinder, and the recording/reproducing head is a standard speed head, and The erasing head is arranged at a position θ° ahead of one of the recording and reproducing heads, and the standard speed recording and reproducing head and the erasing head perform standard and long-time recording and reproducing. A videotape recorder with special features. (2) The erasing head disposed at a position preceding one recording/reproducing head by an angle θ° has a track width twice that of the standard speed mode track pitch. The videotape recorder according to item 1. (3) An erasing head placed ahead of one recording/reproducing head by an angle of θ° has a track width twice the track width T in the long-time mode, and The height is T×θ
2. The video tape recorder according to claim 1, wherein the erasing head is located at a height of /180 and is operated only in a long-term hidden mode.
JP1986064658U 1986-04-29 1986-04-29 Expired - Lifetime JPH0531683Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986064658U JPH0531683Y2 (en) 1986-04-29 1986-04-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986064658U JPH0531683Y2 (en) 1986-04-29 1986-04-29

Publications (2)

Publication Number Publication Date
JPS62180304U true JPS62180304U (en) 1987-11-16
JPH0531683Y2 JPH0531683Y2 (en) 1993-08-16

Family

ID=30901013

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986064658U Expired - Lifetime JPH0531683Y2 (en) 1986-04-29 1986-04-29

Country Status (1)

Country Link
JP (1) JPH0531683Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0344181A (en) * 1989-07-12 1991-02-26 Hitachi Ltd Magnetic recording and reproducing device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57130206A (en) * 1981-02-02 1982-08-12 Victor Co Of Japan Ltd Magnetic recording system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57130206A (en) * 1981-02-02 1982-08-12 Victor Co Of Japan Ltd Magnetic recording system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0344181A (en) * 1989-07-12 1991-02-26 Hitachi Ltd Magnetic recording and reproducing device

Also Published As

Publication number Publication date
JPH0531683Y2 (en) 1993-08-16

Similar Documents

Publication Publication Date Title
JPH0276314U (en)
JPS62180304U (en)
JPS61193504U (en)
JPS63195611U (en)
JPS61193505U (en)
JPS6251507U (en)
JPH01165902U (en)
JPH0181703U (en)
JPS63173706U (en)
JPS6269804U (en)
JPS61121081U (en)
JPS62110760U (en)
JPH01165901U (en)
JPS6218820U (en)
JPS6263807U (en)
JPS6236426U (en)
JPS6263804U (en)
JPS6137104U (en) Structure of a rotating magnetic head in a magnetic recording/reproducing device
JPH02132302U (en)
JPS627605U (en)
JPS61163322U (en)
JPS6148442U (en)
JPS6152319U (en)
JPH0323808U (en)
JPS6164604U (en)