JPS6168669U - - Google Patents

Info

Publication number
JPS6168669U
JPS6168669U JP1984152177U JP15217784U JPS6168669U JP S6168669 U JPS6168669 U JP S6168669U JP 1984152177 U JP1984152177 U JP 1984152177U JP 15217784 U JP15217784 U JP 15217784U JP S6168669 U JPS6168669 U JP S6168669U
Authority
JP
Japan
Prior art keywords
housing
spindle shaft
base
direct drive
drive motor
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.)
Pending
Application number
JP1984152177U
Other languages
English (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 JP1984152177U priority Critical patent/JPS6168669U/ja
Priority to US06/785,525 priority patent/US4649306A/en
Publication of JPS6168669U publication Critical patent/JPS6168669U/ja
Pending legal-status Critical Current

Links

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
    • H02K5/1675—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at only one end of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Description

【図面の簡単な説明】
第１図〜第６図は本考案の実施例を示すもので
あり、第１図はダイレクトドライブモータの断面
図、第２図、第３図は第１図のＡ部を状態別に示
す拡大図、第４図は第２図の平面図、第５図は他
の実施例による第４図に相当する平面図、第６図
はテープ送り部分を示す斜視図、第７図は従来の
ダイレクトドライブモータの断面図である。 １…スピンドルシヤフト、１ａ…基部、１ｂ…
先端、１ｃ…周側面、２，１５…軸受、３…ベー
ス、５…ロータ、７…マグネツト、８…コイル、
９…ヨーク、１４…ハウジング、１４ｂ…雌ねじ
、１５ｂ…凹部。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ベースの表面に立設されたハウジングの上
    部と下部とに軸受が介装されて、この軸受にスピ
    ンドルシヤフトが支持されており、且つスピンド
    ルシヤフトの基部にはマグネツトを有するロータ
    が固設されているとともに、ベースの下面には上
    記マグネツトに対向するコイルが設けられている
    ダイレクトドライブモータにおいて、前記ハウジ
    ングの上部に設けられた軸受には凹部が形成され
    ており、この凹部にて前記スピンドルシヤフトの
    先端とその周側面とが回動自在に支持されている
    ことを特徴とするダイレクトドライブモータ。 (2) ハウジングの上部に設けられた軸受はハウ
    ジングに対し進退自在に螺合されている実用新案
    登録請求の範囲第１項記載のダイレクトドライブ
    モータ。
JP1984152177U 1984-10-08 1984-10-08 Pending JPS6168669U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1984152177U JPS6168669U (ja) 1984-10-08 1984-10-08
US06/785,525 US4649306A (en) 1984-10-08 1985-10-08 Direct drive motor having adjustable bearing for spindle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984152177U JPS6168669U (ja) 1984-10-08 1984-10-08

Publications (1)

Publication Number Publication Date
JPS6168669U true JPS6168669U (ja) 1986-05-10

Family

ID=15534730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984152177U Pending JPS6168669U (ja) 1984-10-08 1984-10-08

Country Status (2)

Country Link
US (1) US4649306A (ja)
JP (1) JPS6168669U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007528189A (ja) * 2004-03-12 2007-10-04 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 回転駆動装置

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0516686Y2 (ja) * 1985-05-01 1993-05-06
GB2192312A (en) * 1986-06-18 1988-01-06 Johnson Electric Ind Mfg Protecting electric motor commutator from bearing lubricant
JPS6416180U (ja) * 1987-07-17 1989-01-26
US5254893A (en) * 1992-01-30 1993-10-19 Ide Russell D Shaft support assembly for use in a polygon mirror drive motor
US5550414A (en) * 1992-12-10 1996-08-27 Kabushiki Kaisha Sankyo Seiki Seisakusho Motor
EP0703655B1 (de) * 1994-09-23 1997-01-08 Siemens Aktiengesellschaft Axialspieleinstellung
JP3536652B2 (ja) * 1998-03-19 2004-06-14 松下電器産業株式会社 リール台
US5973429A (en) * 1998-09-04 1999-10-26 Valeo Electrical Systems, Inc. Self-adjusting end play eliminator system and method
TW420347U (en) * 1999-01-11 2001-01-21 Sunonwealth Electr Mach Ind Co Transfer system structure of main axis motor for CD-ROM drive
JP4161759B2 (ja) * 2003-03-19 2008-10-08 松下電器産業株式会社 磁気記録再生装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5131003B2 (ja) * 1972-09-20 1976-09-04
JPS5947279B2 (ja) * 1974-11-07 1984-11-17 エ−ロジエツト ゼネラル コ−ポレ−シヨン トリチウム化した水からトリチウムを分離する方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1458658A (en) * 1918-04-24 1923-06-12 Leich Electric Co Automatically-adjustable bearing
US1371022A (en) * 1918-11-04 1921-03-08 Frederic Ecaubert Arbor-bearing for timepiece-movements
US1385400A (en) * 1921-03-09 1921-07-26 Ralph R Scheibe Step-bearing
US3020104A (en) * 1956-11-26 1962-02-06 Edgar B Nichols Bearings
US4181867A (en) * 1975-07-21 1980-01-01 Papst-Motoren Kg Brushless direct-current motor
CH648706A5 (de) * 1979-01-16 1985-03-29 Papst Motoren Kg Kollektorloser gleichstrommotor.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5131003B2 (ja) * 1972-09-20 1976-09-04
JPS5947279B2 (ja) * 1974-11-07 1984-11-17 エ−ロジエツト ゼネラル コ−ポレ−シヨン トリチウム化した水からトリチウムを分離する方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007528189A (ja) * 2004-03-12 2007-10-04 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 回転駆動装置

Also Published As

Publication number Publication date
US4649306A (en) 1987-03-10

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