JP4493670B2 - ディスク駆動装置 - Google Patents
ディスク駆動装置 Download PDFInfo
- Publication number
- JP4493670B2 JP4493670B2 JP2007039658A JP2007039658A JP4493670B2 JP 4493670 B2 JP4493670 B2 JP 4493670B2 JP 2007039658 A JP2007039658 A JP 2007039658A JP 2007039658 A JP2007039658 A JP 2007039658A JP 4493670 B2 JP4493670 B2 JP 4493670B2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- annular
- disc
- disk
- disk drive
- 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
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
- G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
-
- 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
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
2…回転軸
3…回転テーブル
4…樹脂製回転テーブル本体
4a…ディスク孔嵌合用凸部
4aa…環状凸部
4ab…芯出し部(輻射部)
4b…環状溝
4c…軸孔
4d…ディスク載置部
4e…環状凹部
5…環状バックヨーク板
5a…段付き係止孔
6…環状チャッキングマグネット
B…可撓性片持ち梁
D…ディスク
h…ディスク孔
G…痕跡突起
H…貫通孔
P…差込み突起
R…鋲頭部
S…空隙
T…下向き屈曲先端部
Claims (2)
- スピンドルモータの回転軸に装着された樹脂製の回転テーブルを有し、この回転テーブルは、環状凸部及びこの環状凸部から径方向外方へ延出してディスク孔の縁が滑落容易な案内面を持つ複数の芯出し部を備えたディスク孔嵌合用凸部と、このディスク孔嵌合用凸部の外周側に連結形成されて前記ディスクの片面を受けるディスク載置部と、相隣る前記芯出し部間に区画形成された貫通孔と、前記貫通孔内で前記環状凸部から径方向外方へ延出して先端部が前記ディスク孔の孔壁に弾接する可撓性片持ち梁とを有するディスク駆動装置であって、各貫通孔内に2本以上の前記可撓性片持ち梁が配置されて成ることを特徴とするディスク駆動装置。
- 請求項1に記載のディスク駆動装置において、前記環状凸部の内側に形成された環状凹部に環状バックヨークと環状チャッキングマグネットが嵌め込まれており、前記環状凹部の底面に複数の差込み突起が起立し、この差込み突起が環状バックヨークの環状板に形成した段付き係止孔に嵌入して当該差込み突起の先端部が前記段付き係止孔の段部内へ拡径して成ることを特徴とするディスク駆動装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007039658A JP4493670B2 (ja) | 2007-02-20 | 2007-02-20 | ディスク駆動装置 |
US12/071,220 US8074240B2 (en) | 2007-02-20 | 2008-02-19 | Disk drive device with improved centering holding function |
CN2008100098362A CN101252012B (zh) | 2007-02-20 | 2008-02-20 | 盘驱动装置 |
KR1020080015245A KR101314373B1 (ko) | 2007-02-20 | 2008-02-20 | 디스크 구동 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007039658A JP4493670B2 (ja) | 2007-02-20 | 2007-02-20 | ディスク駆動装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008204540A JP2008204540A (ja) | 2008-09-04 |
JP4493670B2 true JP4493670B2 (ja) | 2010-06-30 |
Family
ID=39707753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007039658A Expired - Fee Related JP4493670B2 (ja) | 2007-02-20 | 2007-02-20 | ディスク駆動装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8074240B2 (ja) |
JP (1) | JP4493670B2 (ja) |
KR (1) | KR101314373B1 (ja) |
CN (1) | CN101252012B (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100802506B1 (ko) | 2005-12-21 | 2008-02-12 | 엘지이노텍 주식회사 | 스핀들 모터 |
CN102227772A (zh) * | 2008-11-28 | 2011-10-26 | 日本先锋公司 | 信息处理装置 |
JP5410325B2 (ja) | 2010-02-18 | 2014-02-05 | ミネベア株式会社 | ディスク駆動装置用モータ |
CN102403809A (zh) * | 2010-09-15 | 2012-04-04 | 常州新亚电机有限公司 | 电机转子背轭 |
JP5996180B2 (ja) * | 2011-11-22 | 2016-09-21 | アルパイン株式会社 | ディスクプレーヤ |
JP7314077B2 (ja) * | 2020-02-10 | 2023-07-25 | 日本発條株式会社 | ディスク装置用サスペンションの製造方法と、その製造方法に使用されるサスペンションアセンブリ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3384002B2 (ja) * | 1992-01-24 | 2003-03-10 | ソニー株式会社 | ディスクテーブル及び記録及び/又は再生装置 |
JPH11296942A (ja) * | 1998-04-09 | 1999-10-29 | Sony Corp | ディスクのチャック装置 |
JP2001118317A (ja) * | 1999-08-11 | 2001-04-27 | Aiwa Co Ltd | ターンテーブル及びディスク駆動装置 |
JP3813485B2 (ja) * | 2001-10-16 | 2006-08-23 | 三洋電機株式会社 | 回転テーブル装置 |
TW555132U (en) * | 2002-12-25 | 2003-09-21 | Sunonwealth Electr Mach Ind Co | Disk clamper device |
KR100588211B1 (ko) * | 2004-09-07 | 2006-06-08 | 엘지이노텍 주식회사 | 광디스크 턴테이블 구조 |
US7802272B2 (en) * | 2006-09-04 | 2010-09-21 | Nidec Corporation | Chucking device, and motor and disc drive device having loaded thereon a chucking device |
-
2007
- 2007-02-20 JP JP2007039658A patent/JP4493670B2/ja not_active Expired - Fee Related
-
2008
- 2008-02-19 US US12/071,220 patent/US8074240B2/en not_active Expired - Fee Related
- 2008-02-20 KR KR1020080015245A patent/KR101314373B1/ko active IP Right Grant
- 2008-02-20 CN CN2008100098362A patent/CN101252012B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20080201729A1 (en) | 2008-08-21 |
CN101252012B (zh) | 2011-04-20 |
CN101252012A (zh) | 2008-08-27 |
KR20080077582A (ko) | 2008-08-25 |
US8074240B2 (en) | 2011-12-06 |
JP2008204540A (ja) | 2008-09-04 |
KR101314373B1 (ko) | 2013-10-04 |
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