JP2001178076A5 - - Google Patents
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- Publication number
- JP2001178076A5 JP2001178076A5 JP2000086042A JP2000086042A JP2001178076A5 JP 2001178076 A5 JP2001178076 A5 JP 2001178076A5 JP 2000086042 A JP2000086042 A JP 2000086042A JP 2000086042 A JP2000086042 A JP 2000086042A JP 2001178076 A5 JP2001178076 A5 JP 2001178076A5
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- JP
- Japan
- 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.)
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000086042A JP2001178076A (ja) | 1999-10-07 | 2000-03-27 | 流体シールおよびこれを用いたスピンドルモータ、並びにこのスピンドルモータを用いたディスク装置 |
| US09/680,231 US6671125B1 (en) | 1999-10-07 | 2000-10-06 | Fluid seal and bearing with same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28673599 | 1999-10-07 | ||
| JP11-286735 | 1999-10-07 | ||
| JP2000086042A JP2001178076A (ja) | 1999-10-07 | 2000-03-27 | 流体シールおよびこれを用いたスピンドルモータ、並びにこのスピンドルモータを用いたディスク装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001178076A JP2001178076A (ja) | 2001-06-29 |
| JP2001178076A5 true JP2001178076A5 (enExample) | 2007-02-22 |
Family
ID=26556429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000086042A Withdrawn JP2001178076A (ja) | 1999-10-07 | 2000-03-27 | 流体シールおよびこれを用いたスピンドルモータ、並びにこのスピンドルモータを用いたディスク装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US6671125B1 (enExample) |
| JP (1) | JP2001178076A (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002266871A (ja) * | 2001-03-05 | 2002-09-18 | Minebea Co Ltd | モータ |
| US6961212B1 (en) * | 2001-04-30 | 2005-11-01 | Western Digital Technologies, Inc. | Shock isolation bearings and travel limit gaps in a spindle motor and disk drive using the same |
| JP4588937B2 (ja) * | 2001-07-12 | 2010-12-01 | パナソニック株式会社 | 部品装着装置 |
| JP2004011899A (ja) * | 2002-06-11 | 2004-01-15 | National Institute For Materials Science | 磁性流体シール回転軸機構 |
| US7188840B2 (en) * | 2003-07-07 | 2007-03-13 | Zhixin Li | Magnetic fluidic seal with improved pressure capacity |
| US7675210B2 (en) * | 2005-03-11 | 2010-03-09 | Panasonic Corporation | Hydrodynamic bearing and method for manufacturing the same, and spindle motor and method for manufacturing the same |
| US8033731B2 (en) | 2007-10-17 | 2011-10-11 | Seagate Technology Llc | Fluid dynamic bearing motor having molded plastic |
| KR101009112B1 (ko) * | 2009-05-04 | 2011-01-18 | 삼성전기주식회사 | 선형 진동 장치 |
| JP2012005296A (ja) * | 2010-06-18 | 2012-01-05 | Nidec Seimitsu Corp | ギアードモータ |
| JP5330326B2 (ja) * | 2010-07-20 | 2013-10-30 | グローブライド株式会社 | 魚釣用リール |
| US8687317B1 (en) * | 2012-09-25 | 2014-04-01 | Nidec Corporation | Spindle motor and disk drive apparatus |
| US9156310B2 (en) * | 2013-01-11 | 2015-10-13 | Siemens Industry, Inc | Controlled lubricant volume seal housing |
| JP6265751B2 (ja) * | 2014-01-23 | 2018-01-24 | 光洋シーリングテクノ株式会社 | 密封装置 |
| US9377054B2 (en) | 2014-05-19 | 2016-06-28 | Seagate Technology Llc | Fluid seal for a rotating assembly |
| JP2015096771A (ja) * | 2014-12-26 | 2015-05-21 | サムスン電機ジャパンアドバンスドテクノロジー株式会社 | ハードディスク装置用スピンドルモータ |
| JP6603062B2 (ja) | 2015-07-31 | 2019-11-06 | 株式会社シマノ | 魚釣用リール |
| CN107842613B (zh) * | 2017-12-13 | 2019-04-02 | 广西科技大学 | 一种弧形阶梯式磁流体密封装置 |
| CN108599441B (zh) * | 2018-07-06 | 2023-06-30 | 华北理工大学 | 一种电动机转子结构 |
| JP6867363B2 (ja) | 2018-12-17 | 2021-04-28 | ファナック株式会社 | シール構造 |
| CN211701672U (zh) * | 2019-04-09 | 2020-10-16 | 博泽沃尔兹堡汽车零部件有限公司 | 电动马达和用于电动马达的马达壳体 |
| CN117386818A (zh) * | 2023-11-13 | 2024-01-12 | 太原科技大学 | 一种台阶塔形式极齿磁性液体密封装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4407508A (en) * | 1982-12-16 | 1983-10-04 | Ferrofluidics Corporation | Single-pole-piece ferrofluid seal apparatus and exclusion seal system |
| JPH081263B2 (ja) | 1988-12-28 | 1996-01-10 | 株式会社東芝 | 磁性流体シール |
| US5051853A (en) | 1989-04-26 | 1991-09-24 | Nippon Seiko Kabushiki Kaisha | Magnetic disc device |
| US5325006A (en) | 1990-04-27 | 1994-06-28 | Hitachi, Ltd. | Sealed magnetic fluid bearing for polygon mirror drive motor |
| US5267737A (en) * | 1992-01-16 | 1993-12-07 | International Business Machines, Corp. | Magnetic fluid seal containment shield |
| US5303935A (en) | 1992-02-03 | 1994-04-19 | Saksun Holdings Limited | Fluid seal |
| US5596235A (en) * | 1993-02-22 | 1997-01-21 | Nidec Corporation | Spindle motor with seal structure |
| JPH07182770A (ja) * | 1993-12-21 | 1995-07-21 | Toshiba Corp | 磁気ディスク装置およびその組み立て方法 |
| US5675199A (en) | 1994-05-17 | 1997-10-07 | Sankyo Seiki Mfg. Co., Ltd. | Bearing device with a primary and secondary magnetic fluid sealing mechanism |
| JP3351111B2 (ja) * | 1994-08-08 | 2002-11-25 | 松下電器産業株式会社 | ブラシレスモータ |
| US5880545A (en) * | 1995-03-22 | 1999-03-09 | Nidec Corporation | Spindle motor with bearing system having fluid sealing and leakage prevention |
| KR970076685A (ko) * | 1996-05-29 | 1997-12-12 | 이형도 | 래버린스 실을 일체로 갖는 모터용 허브 |
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2000
- 2000-03-27 JP JP2000086042A patent/JP2001178076A/ja not_active Withdrawn
- 2000-10-06 US US09/680,231 patent/US6671125B1/en not_active Expired - Fee Related