WO2002052561A2 - Use of momentum transfer actuators for motion control of flexible mechanical structures - Google Patents
Use of momentum transfer actuators for motion control of flexible mechanical structures Download PDFInfo
- Publication number
- WO2002052561A2 WO2002052561A2 PCT/US2001/048136 US0148136W WO02052561A2 WO 2002052561 A2 WO2002052561 A2 WO 2002052561A2 US 0148136 W US0148136 W US 0148136W WO 02052561 A2 WO02052561 A2 WO 02052561A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- momentum transfer
- actuators
- write head
- transfer actuators
- actuator
- Prior art date
Links
Classifications
-
- 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
- G11B5/54—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 provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
-
- 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
- G11B5/54—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 provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
-
- 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
- G11B5/54—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 provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5552—Track change, selection or acquisition by displacement of the head across disk tracks using fine positioning means for track acquisition separate from the coarse (e.g. track changing) positioning means
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002239602A AU2002239602A1 (en) | 2000-12-22 | 2001-12-12 | Use of momentum transfer actuators for motion control of flexible mechanical structures |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/747,140 US6819520B2 (en) | 2000-12-22 | 2000-12-22 | Use of momentum transfer actuators for motion control of flexible mechanical structures |
US09/747,140 | 2000-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002052561A2 true WO2002052561A2 (en) | 2002-07-04 |
WO2002052561A3 WO2002052561A3 (en) | 2002-11-28 |
Family
ID=25003808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/048136 WO2002052561A2 (en) | 2000-12-22 | 2001-12-12 | Use of momentum transfer actuators for motion control of flexible mechanical structures |
Country Status (3)
Country | Link |
---|---|
US (1) | US6819520B2 (en) |
AU (1) | AU2002239602A1 (en) |
WO (1) | WO2002052561A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7072274B2 (en) * | 2002-05-31 | 2006-07-04 | Lenovo (Singapore) Pte, Ltd. | Adaptive mounting system for data storage devices |
US8067917B2 (en) * | 2008-04-08 | 2011-11-29 | Liebert Corporation | Hysteresis mitigation and control method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4483425A (en) | 1982-09-09 | 1984-11-20 | North American Philips Corporation | Vibration control system |
US4525659A (en) | 1981-10-20 | 1985-06-25 | Telmec Co., Ltd. | Positioning stage having a vibration suppressor |
US4929874A (en) | 1987-09-25 | 1990-05-29 | Bridgestone Corporation | Vibration control system |
US5156370A (en) | 1991-03-04 | 1992-10-20 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for minimizing multiple degree of freedom vibration transmission between two regions of a structure |
US5327061A (en) | 1992-06-26 | 1994-07-05 | Hughes Aircraft Company | Force (torque) nulling inertially servoed structural interface |
US5750897A (en) | 1995-06-14 | 1998-05-12 | Canon Kabushiki Kaisha | Active anti-vibration apparatus and method of manufacturing the same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0135111B1 (en) * | 1994-09-01 | 1998-04-22 | 김광호 | Non contact start stop control method and apparatus of |
EP0852337A1 (en) | 1996-12-24 | 1998-07-08 | STMicroelectronics S.r.l. | A hermetically sealed semiconductor inertial sensor |
US6268983B1 (en) * | 1997-12-25 | 2001-07-31 | Matsushita Electric Industrial Co., Ltd. | Head actuator driven by piezoelectric element |
WO1999036948A1 (en) * | 1998-01-15 | 1999-07-22 | Kionix, Inc. | Integrated large area microstructures and micromechanical devices |
US6088194A (en) * | 1998-06-12 | 2000-07-11 | International Business Machines Corporation | Dual mode actuator |
US6507463B1 (en) * | 1999-06-11 | 2003-01-14 | Seagate Technology, Inc. | Micro disc drive employing arm level microactuator |
-
2000
- 2000-12-22 US US09/747,140 patent/US6819520B2/en not_active Expired - Fee Related
-
2001
- 2001-12-12 WO PCT/US2001/048136 patent/WO2002052561A2/en not_active Application Discontinuation
- 2001-12-12 AU AU2002239602A patent/AU2002239602A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4525659A (en) | 1981-10-20 | 1985-06-25 | Telmec Co., Ltd. | Positioning stage having a vibration suppressor |
US4483425A (en) | 1982-09-09 | 1984-11-20 | North American Philips Corporation | Vibration control system |
US4929874A (en) | 1987-09-25 | 1990-05-29 | Bridgestone Corporation | Vibration control system |
US5156370A (en) | 1991-03-04 | 1992-10-20 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for minimizing multiple degree of freedom vibration transmission between two regions of a structure |
US5327061A (en) | 1992-06-26 | 1994-07-05 | Hughes Aircraft Company | Force (torque) nulling inertially servoed structural interface |
US5750897A (en) | 1995-06-14 | 1998-05-12 | Canon Kabushiki Kaisha | Active anti-vibration apparatus and method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
US20020080517A1 (en) | 2002-06-27 |
AU2002239602A1 (en) | 2002-07-08 |
US6819520B2 (en) | 2004-11-16 |
WO2002052561A3 (en) | 2002-11-28 |
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