JPH02140613U

JPH02140613U -

Info

Publication number: JPH02140613U
Application number: JP5002789U
Authority: JP
Priority date: 1989-04-27
Filing date: 1989-04-27
Publication date: 1990-11-26

Description

[Brief explanation of drawings]

第１図乃至第５図ｃは本考案の実施例を示し、
第１図はクリーニング部材の斜視図、第２図は回
転ヘツドクリーニング機構の側面図、第３図は非
クリーニング状態を示す回転ヘツドクリーニング
機構の断面図、第４図はクリーニング状態を示す
回転ヘツドクリーニング機構の断面図、第５図ａ
はテープローデイングスタンバイ位置にある場合
のＶＴＲの主要構成図、第５図ｂはテープローデ
イング中間位置にある場合のＶＴＲの主要構成図
、第５図ｃはテープローデイング完了位置にある
場合のＶＴＲの主要構成図であり、第６図及び第
７図は従来例を示し、第６図は非クリーニング時
を示す回転ヘツドクリーニング機構の構成図、第
７図はクリーニング時を示す回転ヘツドクリーニ
ング機構の構成図である。Ａ…回転ヘツドクリーニング機構、１…ドラム
、２…回転ヘツド、３…ローデイングリング、７
…傾斜ガイド（テープガイド）、８…フランジ付
ガイド（テープガイド）、９…テープガイド、１
１…クリーニング部材、１４…リング追従部、２
８，４５…クリーニング部。 1 to 5c show embodiments of the present invention,
FIG. 1 is a perspective view of the cleaning member, FIG. 2 is a side view of the rotary head cleaning mechanism, FIG. 3 is a sectional view of the rotary head cleaning mechanism in a non-cleaning state, and FIG. 4 is a rotary head cleaning in a cleaning state. Cross-sectional view of the mechanism, Figure 5a
5 is a main configuration diagram of the VTR when it is in the tape loading standby position, FIG. 5b is a main configuration diagram of the VTR when it is in the tape loading intermediate position, and FIG. These are main configuration diagrams of a VTR, with FIGS. 6 and 7 showing a conventional example, FIG. 6 being a configuration diagram of the rotary head cleaning mechanism when not cleaning, and FIG. 7 being a diagram showing the rotary head cleaning mechanism when cleaning. FIG. A... Rotating head cleaning mechanism, 1... Drum, 2... Rotating head, 3... Loading ring, 7
… Inclined guide (tape guide), 8… Guide with flange (tape guide), 9… Tape guide, 1
1...Cleaning member, 14...Ring follower, 2
8, 45...Cleaning section.

Claims

[Claims for Utility Model Registration] A drum is attached to the chassis, a rotary head is provided at a protruding position on the outer peripheral surface of the drum, a loading ring is arranged on the outer peripheral side of the drum, and the rotation of the loading ring is followed. a tape guide is provided so as to be movable between a tape loading standby position and a tape loading completion position, and at the time of tape loading and/or tape unloading, the rotary head is rotated and the loading ring is rotated; In a VTR in which the tape guide is moved between a tape loading standby position and a tape loading completion position, a cleaning member is attached to the chassis side, and the cleaning member is displaced according to the rotational position of the loading ring. A ring following section and a cleaning section that is displaced between a rotating head contact position and a rotating head non-contact position according to the displacement of the ring following section are provided, and the loading ring is arranged at a tape loading standby position and a tape loading completion position. A rotary head cleaning mechanism for a VTR, characterized in that at least the cleaning section is located at a position not in contact with the rotary head.