JPS63195635U - - Google Patents
Info
- Publication number
- JPS63195635U JPS63195635U JP8489987U JP8489987U JPS63195635U JP S63195635 U JPS63195635 U JP S63195635U JP 8489987 U JP8489987 U JP 8489987U JP 8489987 U JP8489987 U JP 8489987U JP S63195635 U JPS63195635 U JP S63195635U
- Authority
- JP
- Japan
- Prior art keywords
- pinch roller
- point
- action
- support mechanism
- rotating
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/26—Driving record carriers by members acting directly or indirectly thereon
- G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
- G11B15/29—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal through pinch-rollers or tape rolls
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/60—Guiding record carrier
- G11B15/66—Threading; Loading; Automatic self-loading
- G11B15/665—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container
- G11B15/6653—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum
- G11B15/6656—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum using two-sided extraction, i.e. "M-type"
Description
図面は本考案の一実施例を示し、第１図は本考
案のテープ走行装置におけるピンチローラ駆動機
構を具備した磁気記録再生装置の平面図、第２図
は同装置の底面図、第３図は同装置のカム板の下
面図、第４図は同上面図、第５図は本考案のピン
チローラ駆動機構の作動説明図である。
７…カム板、１５…第１カム部、１６…第２カ
ム部、１８…ピンチローラ駆動機構、１９…ピン
チローラ、２０…ピンチローラ支持機構、２１…
リンク部材、２２…キヤプスタン、２３…第１伝
達機構、２４…第２伝達機構、２５…回動部材、
２６…ネジリコイルバネ（バネ部材）、Ｏ１…第
１作用点、Ｏ２…第２作用点。
The drawings show an embodiment of the present invention; FIG. 1 is a plan view of a magnetic recording/reproducing device equipped with a pinch roller drive mechanism in a tape running device of the present invention, FIG. 2 is a bottom view of the device, and FIG. 4 is a bottom view of the cam plate of the device, FIG. 4 is a top view of the same, and FIG. 5 is an explanatory diagram of the operation of the pinch roller drive mechanism of the present invention. 7... Cam plate, 15... First cam part, 16... Second cam part, 18... Pinch roller drive mechanism, 19... Pinch roller, 20... Pinch roller support mechanism, 21...
Link member, 22... Capstan, 23... First transmission mechanism, 24... Second transmission mechanism, 25... Rotating member,
26...Torsional coil spring (spring member), O1 ...first point of action, O2 ...second point of action.
Claims (1)
り該ピンチローラをキヤプスタン側へ移動させ且
つ該キヤプスタンに圧接させるようにしたテープ
走行装置におけるピンチローラ駆動装置において
、前記ピンチローラ支持機構に連結され且つ該ピ
ンチローラ支持機構との連結点から所定寸法離間
する第１作用点及び該第１作用点と前記連結点と
の間に位置する第２作用点を有するリンク部材と
、第１及び第２カム部を有する回転可能なカム板
と、前記第１カム部と係合して前記カム板に連動
し且つ前記リンク部材の第１作用点が変位不可能
に固定されている時前記第２作用点に力を作用さ
せて該第２作用点を変位させながら前記ピンチロ
ーラ支持機構を回動させることにより前記ピンチ
ローラを前記キヤプスタンに急速接近させる第１
伝達機構と、前記第２カム部と係合して前記カム
板に連動し且つ前記リンク部材の第２作用点が変
位不可能に固定されている時前記第１作用点に力
を作用させて該第１作用点を変位させながら前記
ピンチローラ支持機構を回動させることにより前
記ピンチローラを前記キヤプスタンに強く圧接さ
せる第２伝達機構とを具備したことを特徴とする
テープ走行装置におけるピンチローラ駆動装置。 ２ 前記第１及び第２カム部は、前記カム板の表
裏面に分割形成されていることを特徴とする実用
新案登録請求の範囲第１項記載のテープ走行装置
におけるピンチローラ駆動装置。 ３ 前記ピンチローラ支持機構は、前記ピンチロ
ーラを回転可能に軸支した回動部材と、該回動部
材に組み込まれたバネ部材とからなり、該バネ部
材に前記リンク部材を連結したことを特徴とする
実用新案登録請求の範囲第１項記載のテープ走行
装置におけるピンチローラ駆動装置。[Claims for Utility Model Registration] 1. In a pinch roller driving device in a tape running device, the pinch roller is moved toward the capstan side and brought into pressure contact with the capstan by rotating a pinch roller support mechanism. a link member connected to a support mechanism and having a first point of action spaced a predetermined distance from a connection point with the pinch roller support mechanism; and a second point of action located between the first point of action and the connection point; a rotatable cam plate having first and second cam portions; a rotatable cam plate that engages with the first cam portion and moves in conjunction with the cam plate, and a first point of action of the link member is fixed so as not to be displaceable; A first method for causing the pinch roller to rapidly approach the capstan by applying a force to the second point of action and rotating the pinch roller support mechanism while displacing the second point of action.
a transmission mechanism that engages with the second cam portion to interlock with the cam plate and applies a force to the first point of action when the second point of action of the link member is fixed so as not to be displaceable; A pinch roller drive in a tape running device, comprising: a second transmission mechanism that strongly presses the pinch roller against the capstan by rotating the pinch roller support mechanism while displacing the first point of action. Device. 2. A pinch roller drive device in a tape running device according to claim 1, wherein the first and second cam portions are formed separately on the front and back surfaces of the cam plate. 3. The pinch roller support mechanism includes a rotating member that rotatably supports the pinch roller, and a spring member incorporated in the rotating member, and the link member is connected to the spring member. Claim 1: A pinch roller drive device in a tape running device according to claim 1.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8489987U JPH0621063Y2 (en) | 1987-05-30 | 1987-05-30 | Pinch roller driving device for tape traveling device |
| GB8728330A GB2205677B (en) | 1987-05-30 | 1987-12-03 | Pinch roller driving device for a tape feeding device |
| CN198888103238A CN88103238A (en) | 1987-05-30 | 1988-05-30 | The drive pulley of tape running device |
| CN88206279U CN2035526U (en) | 1987-05-30 | 1988-05-30 | Driving apparatus for tape press wheel of tape operating device |
| SG43591A SG43591G (en) | 1987-05-30 | 1991-06-13 | Pinch roller driving device for a tape feeding device |
| HK49891A HK49891A (en) | 1987-05-30 | 1991-06-27 | Pinch roller driving device for a tape feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8489987U JPH0621063Y2 (en) | 1987-05-30 | 1987-05-30 | Pinch roller driving device for tape traveling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63195635U true JPS63195635U (en) | 1988-12-16 |
| JPH0621063Y2 JPH0621063Y2 (en) | 1994-06-01 |
Family
ID=13843585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8489987U Expired - Lifetime JPH0621063Y2 (en) | 1987-05-30 | 1987-05-30 | Pinch roller driving device for tape traveling device |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH0621063Y2 (en) |
| CN (2) | CN88103238A (en) |
| GB (1) | GB2205677B (en) |
| HK (1) | HK49891A (en) |
| SG (1) | SG43591G (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0398227B1 (en) * | 1989-05-15 | 1996-04-10 | Mitsubishi Denki Kabushiki Kaisha | Magnetic recording and reproducing apparatus |
| DE69227145T2 (en) * | 1991-04-17 | 1999-03-18 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Magnetic recording / playback device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61242364A (en) * | 1985-04-19 | 1986-10-28 | Hitachi Ltd | Magnetic recording and reproducing device |
-
1987
- 1987-05-30 JP JP8489987U patent/JPH0621063Y2/en not_active Expired - Lifetime
- 1987-12-03 GB GB8728330A patent/GB2205677B/en not_active Expired - Fee Related
-
1988
- 1988-05-30 CN CN198888103238A patent/CN88103238A/en active Pending
- 1988-05-30 CN CN88206279U patent/CN2035526U/en not_active Expired - Lifetime
-
1991
- 1991-06-13 SG SG43591A patent/SG43591G/en unknown
- 1991-06-27 HK HK49891A patent/HK49891A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SG43591G (en) | 1991-07-26 |
| CN88103238A (en) | 1988-12-21 |
| CN2035526U (en) | 1989-04-05 |
| JPH0621063Y2 (en) | 1994-06-01 |
| GB8728330D0 (en) | 1988-01-06 |
| GB2205677B (en) | 1991-01-16 |
| HK49891A (en) | 1991-07-05 |
| GB2205677A (en) | 1988-12-14 |
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