JP2007166891A - スピンドルモーター - Google Patents
スピンドルモーター Download PDFInfo
- Publication number
- JP2007166891A JP2007166891A JP2006331676A JP2006331676A JP2007166891A JP 2007166891 A JP2007166891 A JP 2007166891A JP 2006331676 A JP2006331676 A JP 2006331676A JP 2006331676 A JP2006331676 A JP 2006331676A JP 2007166891 A JP2007166891 A JP 2007166891A
- Authority
- JP
- Japan
- Prior art keywords
- base
- spindle motor
- bearing
- holder
- supporting
- 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
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
-
- 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
- H02K5/163—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields 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
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
- H02K2205/03—Machines characterised by thrust bearings
Abstract
【解決手段】スピンドルモーター100は、回転軸111と、回転軸111を回転可能に支持するためのベアリング115と、ベアリング115を支持するためのホルダー125と、ホルダー125を固定状態で支持し、自体緩衝力を有するベース部材とを含み、ベース部材は、ホルダー125がそれぞれ所定間隔を置いて挿入結合される第1ベース145及び第2ベース155と、第1ベース145及び第2ベース155間に介在される緩衝部材165とを含む。
【選択図】図1
Description
101 回転部
111 回転軸
121 回転子カバー
131 磁石
105 固定部
115 ベアリング
125 ホルダー
135 固定子
145 第1ベース
155 第2ベース
165 緩衝部材
Claims (4)
- 回転軸;
前記回転軸を回転可能に支持するためのベアリング;
前記ベアリングを支持するためのホルダー;及び
前記ホルダーを固定状態で支持し、自体緩衝力を有するベース部材;を含むことを特徴とするスピンドルモーター。 - 前記ベース部材は、前記ホルダーがそれぞれ所定間隔を置いて挿入結合される第1ベース及び第2ベースと、前記第1ベース及び前記第2ベース間に介在される緩衝部材とを含むことを特徴とする、請求項1に記載のスピンドルモーター。
- 前記緩衝部材は、前記第1ベース及び前記第2ベース間の少なくとも縁部に介在されることを特徴とする、請求項2に記載のスピンドルモーター。
- 前記緩衝部材はポリマー類またはゴム類から作られることを特徴とする、請求項2または3に記載のスピンドルモーター。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050121754A KR100733227B1 (ko) | 2005-12-12 | 2005-12-12 | 스핀들모터 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2007166891A true JP2007166891A (ja) | 2007-06-28 |
Family
ID=38140978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006331676A Pending JP2007166891A (ja) | 2005-12-12 | 2006-12-08 | スピンドルモーター |
Country Status (4)
Country | Link |
---|---|
US (1) | US20070136736A1 (ja) |
JP (1) | JP2007166891A (ja) |
KR (1) | KR100733227B1 (ja) |
CN (1) | CN1983770A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101986522B (zh) * | 2010-12-08 | 2012-08-15 | 沈阳工业大学 | 一种用于轴向磁通电动机噪声与振动抑制的装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4368530A (en) * | 1978-05-11 | 1983-01-11 | Darnall Jr Tom A | Acoustic dampening assembly for record player turntable |
US4491888A (en) * | 1982-06-28 | 1985-01-01 | Atasi Corporation | Memory storage apparatus having vibration-dampened base plate arrangement |
KR0149533B1 (ko) * | 1993-12-30 | 1998-10-15 | 김광호 | 하드디스크 드라이브의 스핀들모터 고정장치 |
US5666239A (en) * | 1995-12-14 | 1997-09-09 | Seagate Technology, Inc. | Laminated base deck for a disc drive |
US6510021B1 (en) * | 1996-06-03 | 2003-01-21 | Seagate Technology Llc | Mechanical isolation for a disc drive spindle motor |
DE69825506T2 (de) * | 1997-02-03 | 2005-01-05 | Hitachi, Ltd. | Plattengerät mit verbessertem Dämpfungsmittel |
US6078498A (en) * | 1997-11-21 | 2000-06-20 | Seagate Technology, Inc. | Low sway space isolation chassis adapter for a disc drive |
JP4169833B2 (ja) * | 1998-06-18 | 2008-10-22 | 富士通株式会社 | ディスク装置 |
SG87821A1 (en) * | 1998-08-24 | 2002-04-16 | Nitto Denko Corp | Damping material, damping method and disc drive |
CN1224051C (zh) * | 2000-03-01 | 2005-10-19 | 松下电器产业株式会社 | 盘装置 |
KR100396396B1 (ko) * | 2000-11-21 | 2003-09-02 | 엘지이노텍 주식회사 | 광 디스크 구동용 스핀들 모터 |
KR20050021860A (ko) * | 2003-08-29 | 2005-03-07 | 엘지전자 주식회사 | 진동 저감 세탁기 |
US6958884B1 (en) * | 2003-05-30 | 2005-10-25 | Western Digital Technologies, Inc. | Disk drive having an acoustic damping shield assembly with an acoustic barrier layer |
US6954329B1 (en) * | 2003-05-30 | 2005-10-11 | Western Digital Technologies, Inc. | Disk drive having an acoustic damping assembly with an acoustic barrier layer |
KR100630715B1 (ko) * | 2004-11-10 | 2006-10-02 | 삼성전자주식회사 | 정보 저장 장치용 댐퍼 |
-
2005
- 2005-12-12 KR KR1020050121754A patent/KR100733227B1/ko not_active IP Right Cessation
-
2006
- 2006-12-08 JP JP2006331676A patent/JP2007166891A/ja active Pending
- 2006-12-12 US US11/637,169 patent/US20070136736A1/en not_active Abandoned
- 2006-12-12 CN CNA2006101672726A patent/CN1983770A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20070136736A1 (en) | 2007-06-14 |
KR20070062064A (ko) | 2007-06-15 |
CN1983770A (zh) | 2007-06-20 |
KR100733227B1 (ko) | 2007-06-27 |
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Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090331 |
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