JP4000309B2 - テープレコーダのヘッドドラム組立体及びその組立方法 - Google Patents
テープレコーダのヘッドドラム組立体及びその組立方法 Download PDFInfo
- Publication number
- JP4000309B2 JP4000309B2 JP2003340904A JP2003340904A JP4000309B2 JP 4000309 B2 JP4000309 B2 JP 4000309B2 JP 2003340904 A JP2003340904 A JP 2003340904A JP 2003340904 A JP2003340904 A JP 2003340904A JP 4000309 B2 JP4000309 B2 JP 4000309B2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- bearing
- upper bearing
- inner ring
- preload
- 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.)
- Expired - Fee Related
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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
- G11B15/60—Guiding record carrier
- G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
- G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
Description
100a 第1組立体
100b 第2組立体
100c 第3組立体
110 回転ドラム
110a 凹溝
120 固定ドラム
130 シャフト
140 上部軸受
141、151 内輪
142 外輪
150 下部軸受
160 弾性体
Claims (2)
- 固定のシャフトと、
走行する磁気テープをスキャニングすることによって情報を記録/再生する磁気ヘッドを支持する回転ドラムと、
該回転ドラムと並んでその回転ドラムの軸穴に挟み込まれるシャフトの下部に押し込まれて結合される固定ドラムと、
前記回転ドラムと前記シャフトとの間に設けられる上部軸受及び下部軸受と、
該上部軸受と下部軸受にそれぞれ予圧を印加するための予圧手段とを含むテープレコーダのヘッドドラム組立体において、
前記シャフトの外径は前記上部軸受の内輪の内径より小さく、
前記上部軸受の該内輪は該シャフトの外径に沿ってスライディング安着した後にボンディングによって取付けられており、
前記下部軸受はその内輪が該シャフトに押し込まれており、
前記予圧手段は、圧縮コイルバネであり、該圧縮コイルバネが該シャフトの外周面上に設けられて前記上部軸受の該内輪に上向きの予圧を与え、前記下部軸受の内輪に下向きの予圧を与える構成としたことを特徴とするテープレコーダのヘッドドラム組立体。 - 走行する磁気テープをスキャニングして情報を記録/再生する磁気ヘッドを支持する回転ドラムの上部凹溝に上部軸受を押し込む段階と、
前記上部軸受を通して、外径が前記上部軸受の内輪の内径より小さいシャフトを押し込む段階と、
前記上部軸受の内輪をシャフトにボンディングする段階と、
前記上部軸受の下部面に隣接する前記シャフトの外周に圧縮コイルバネを差し込む段階と、
前記圧縮コイルバネが上部及び下部軸受を対向して弾性加圧するよう前記回転ドラムの下部凹溝内の前記シャフトの周りに下部軸受を押し込んで、該圧縮コイルバネが該シャフトの外周面上に設けられて前記上部軸受の該内輪に上向きの予圧を与え、前記下部軸受の内輪に下向きの予圧を与える状態とする段階と、
前記シャフトと下部軸受及び回転ドラムの周りに固定ドラムを押し込む段階とを含むことを特徴とするテープレコーダのヘッドドラム組立体組立方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0061087A KR100465165B1 (ko) | 2002-10-07 | 2002-10-07 | 테이프 레코더의 헤드드럼 조립체 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004134066A JP2004134066A (ja) | 2004-04-30 |
JP4000309B2 true JP4000309B2 (ja) | 2007-10-31 |
Family
ID=32026126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003340904A Expired - Fee Related JP4000309B2 (ja) | 2002-10-07 | 2003-09-30 | テープレコーダのヘッドドラム組立体及びその組立方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7054112B2 (ja) |
EP (1) | EP1408486A1 (ja) |
JP (1) | JP4000309B2 (ja) |
KR (1) | KR100465165B1 (ja) |
CN (2) | CN1983393A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1497538A (zh) * | 2002-10-07 | 2004-05-19 | 三星电子株式会社 | 带式记录器的磁头鼓部件 |
KR20050051858A (ko) * | 2003-11-28 | 2005-06-02 | 삼성전자주식회사 | 테이프 레코더의 헤드드럼 조립체 및 그 조립방법 |
KR20140070902A (ko) * | 2012-11-29 | 2014-06-11 | 삼성전기주식회사 | 모터의 회전축 결합모듈 및 그 제조방법 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1958645A1 (de) * | 1968-11-26 | 1970-07-30 | Matsushita Electric Ind Co Ltd | Tretkurbellager fuer Fahrraeder |
GB2179407B (en) * | 1985-07-22 | 1990-01-04 | Alps Electric Co Ltd | Rotary head mechanism |
JPS6416163A (en) | 1987-07-10 | 1989-01-19 | Canon Kk | Communication equipment |
JPH01144201A (ja) * | 1987-11-30 | 1989-06-06 | Nec Home Electron Ltd | ヘッドドラムの組立方法 |
JP2657585B2 (ja) * | 1990-12-19 | 1997-09-24 | アルプス電気株式会社 | テーププレーヤに用いられる回転ヘッド装置 |
JPH04305813A (ja) * | 1991-04-01 | 1992-10-28 | Sony Corp | 回転ヘッドドラム装置 |
JPH04305814A (ja) * | 1991-04-01 | 1992-10-28 | Sony Corp | 回転ヘッドドラム装置 |
JPH0528405A (ja) * | 1991-07-26 | 1993-02-05 | Sony Corp | 回転ヘツドドラム装置 |
DE4343554A1 (de) * | 1992-12-23 | 1994-06-30 | Samsung Electronics Co Ltd | Drehkopftrommelanordnung |
JPH06259703A (ja) * | 1993-03-04 | 1994-09-16 | Sony Corp | 回転ヘッドドラム |
KR960015995B1 (ko) * | 1993-07-31 | 1996-11-25 | 대우전자 주식회사 | 테이프 레코더의 헤드드럼 장치 |
JPH09259415A (ja) * | 1996-03-22 | 1997-10-03 | Sharp Corp | 磁気ヘッドドラム |
KR200195802Y1 (ko) * | 1996-05-21 | 2000-10-02 | 전주범 | 테이프 레코더의 헤드드럼 |
KR19980034906U (ko) * | 1996-12-11 | 1998-09-15 | 김광호 | 테이프 레코더의 헤드 드럼 조립체 |
JP2000057544A (ja) | 1998-08-04 | 2000-02-25 | Alps Electric Co Ltd | 回転ヘッド装置 |
JP2001344721A (ja) * | 2000-06-02 | 2001-12-14 | Matsushita Electric Ind Co Ltd | 回転ヘッドドラム装置 |
-
2002
- 2002-10-07 KR KR10-2002-0061087A patent/KR100465165B1/ko not_active IP Right Cessation
-
2003
- 2003-09-28 CN CNA2006101721366A patent/CN1983393A/zh active Pending
- 2003-09-28 CN CNB031602517A patent/CN1324564C/zh not_active Expired - Fee Related
- 2003-09-30 JP JP2003340904A patent/JP4000309B2/ja not_active Expired - Fee Related
- 2003-09-30 EP EP20030256190 patent/EP1408486A1/en not_active Withdrawn
- 2003-10-06 US US10/678,069 patent/US7054112B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2004134066A (ja) | 2004-04-30 |
US7054112B2 (en) | 2006-05-30 |
KR20040031536A (ko) | 2004-04-13 |
CN1983393A (zh) | 2007-06-20 |
CN1497539A (zh) | 2004-05-19 |
CN1324564C (zh) | 2007-07-04 |
US20040066584A1 (en) | 2004-04-08 |
EP1408486A1 (en) | 2004-04-14 |
KR100465165B1 (ko) | 2005-01-13 |
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