JPS6020085U

JPS6020085U - Cassette tape recorder device

Info

Publication number: JPS6020085U
Application number: JP11280283U
Authority: JP
Inventors: 北川　重治
Original assignee: 株式会社東芝
Priority date: 1983-07-20
Filing date: 1983-07-20
Publication date: 1985-02-12

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

[Brief explanation of drawings]

第１図はこの考案が適用されるデジタルカセットテープ
レコーダの基本構成を示す斜視図、第２図は同デジタル
カセットテープレコーダのテープ走行駆動機構部及びヘ
ントスライダ移動機構部を示す平面図、第３図及び第４
図はそれぞれ同デジタルカセットテープレコーダのテー
プクリーニング部の詳細を示す構成図、第５図及び第６
図はそれぞれ同デジタルカセットテープレコーダのテー
プ定速走行状態を示す平面図及び斜視図、第７図はテー
プクリーニングを行なった場合と行なわない場合とのド
ロップアウトの発生率を比較するための特性図、第８図
、第９図はこの考案の一実施例を示す要部の斜視図であ
る。１１１・・・・・・メインシャーシ、１１２，１２３・
・・・・・リール台、１１４，１１５・・・・・・キャ
プスタン、１１６．１１７・・・・・・ピンチローラ、
１１８゜１１９・・・・・・ピンチレバー、１２０・・
・・・・ヘッドスライダ、１２１・・・・・・録音ヘッ
ド、１２２・・・・・・再生ヘッド、１２３・・・・・
・コンビネーションヘッド部、１２４・・・・・・テー
プクリーニング部、１２５・・・・・・サブシャーシ、
１２６，１２７・・・・・・サイドシャーシ、１２８・
・・・・・テープ走行駆動機構部、１２９・・・・・・
ヘッドスライダ移動機構部、１３０・・・・・・テープ
走行用モータ、１３１・・・・・・回転軸、１３２・・
・・・・歯車、１３３・・・・・・支持部材、１３４・
・・・・・伝達歯車、１３５．１３６・・・・・・歯車
、１３７・・・・・・駆動モータ、１３８・・・・・・
回転軸、１３９・・・・・・ウオーム歯車、１４０乃至
１４３・・・・・・歯車、１４４・・・・・・切欠部、
１４５・・・・・・突部、１４６・・・・・・角部、１
４７・・・・・・リーフスイッチ、１４８・・・・・・
突部、１４９・・・・・・リーフスイッチ、１５０・・
・・・・テープ力セツｌ−１１５１・・・・・・角部、
１５２−−−−−−リーフスイッチ、１５３゜１５４・
・・・・・突部、１５５，１５６・・・・・・透孔、１
５７．１５８・・・・・・スプリング、１５９，１６０
・・・・・・フライホイール、１６１・・・・・・ベル
ｌ−１１６２・・・・・・消去ヘッド、１６３，１６４
・・・・・・ねじ、１６５・・・・・・取付部材、１６
６・・・・・・凹部、１６７・・・・・・テープクリー
ニング部材、１６８・・・・・・エツジ部、１６９・・
・・・・磁気テープ、１７０・・・・・・ヘッド挿通孔
、１７１．１７２・・・・・・ピンチローラ挿通孔、１
７３゜１７４・・・・・・消去ヘッド挿通孔、２００・
・・・・・ブラッシング部材、２０１・・・・・・取付
部材。（ａ）　　　　　　　　　　　（ｂ）１ｏ汗閥　　ＩＬFig. 1 is a perspective view showing the basic configuration of a digital cassette tape recorder to which this invention is applied, Fig. 2 is a plan view showing the tape running drive mechanism section and the Hent slider moving mechanism section of the digital cassette tape recorder, and Fig. 3 Figure and 4th
Figures 5 and 6 are block diagrams showing details of the tape cleaning section of the digital cassette tape recorder, respectively.
The figures are a plan view and a perspective view, respectively, showing the constant speed tape running state of the digital cassette tape recorder, and Fig. 7 is a characteristic diagram for comparing the incidence of dropouts when tape cleaning is performed and when it is not performed. , FIG. 8, and FIG. 9 are perspective views of essential parts showing an embodiment of this invention. 111... Main chassis, 112, 123.
...Reel stand, 114,115...Capstan, 116.117...Pinch roller,
118゜119...Pinch lever, 120...
...head slider, 121...recording head, 122...playback head, 123...
・Combination head section, 124... Tape cleaning section, 125... Sub chassis,
126, 127...Side chassis, 128.
...Tape running drive mechanism section, 129...
Head slider moving mechanism section, 130... Tape running motor, 131... Rotating shaft, 132...
... Gear, 133 ... Support member, 134.
...Transmission gear, 135.136...Gear, 137...Drive motor, 138...
Rotating shaft, 139... Worm gear, 140 to 143... Gear, 144... Notch,
145... Protrusion, 146... Corner, 1
47...Leaf switch, 148...
Projection, 149...Leaf switch, 150...
...Tape force set l-1151...Corner,
152---Leaf switch, 153°154・
...Protrusion, 155,156...Through hole, 1
57.158 Spring, 159,160
...Flywheel, 161...Bell l-1162...Erasing head, 163,164
...Screw, 165...Mounting member, 16
6... Concave portion, 167... Tape cleaning member, 168... Edge portion, 169...
...Magnetic tape, 170...Head insertion hole, 171.172...Pinch roller insertion hole, 1
73°174... Erasing head insertion hole, 200.
...Brushing member, 201...Mounting member. (a) (b) 1o sweat group IL

Claims

[Scope of utility model registration request]

A movable member that brings the cassette tape recorder mechanism into a predetermined operating state, and a movable member that moves in conjunction with the movable member and moves into the cassette case while the tape is running and comes into contact with the tape to remove unnecessary particles that adhere to the tape. The tape cleaning member includes a tape cleaning member for removing deposits, and a brushing member disposed on a moving path of the tape cleaning member and removing unnecessary deposits adhering to the tape cleaning member by contacting the tape cleaning member. A cassette tape recorder device characterized by: