CA2089792A1 - Optimum rotational mode decoupling shock mount configuration for dasds - Google Patents
Optimum rotational mode decoupling shock mount configuration for dasdsInfo
- Publication number
- CA2089792A1 CA2089792A1 CA 2089792 CA2089792A CA2089792A1 CA 2089792 A1 CA2089792 A1 CA 2089792A1 CA 2089792 CA2089792 CA 2089792 CA 2089792 A CA2089792 A CA 2089792A CA 2089792 A1 CA2089792 A1 CA 2089792A1
- Authority
- CA
- Canada
- Prior art keywords
- center
- stiffness
- mounts
- mass
- damping
- 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.)
- Abandoned
Links
- 230000035939 shock Effects 0.000 title abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 230000001133 acceleration Effects 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 1
- OHYPPUOVSUINHM-UHFFFAOYSA-N 4-(methylamino)phenol;sulfuric acid Chemical compound OS(O)(=O)=O.CNC1=CC=C(O)C=C1 OHYPPUOVSUINHM-UHFFFAOYSA-N 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 241001121515 Celes Species 0.000 description 1
- 240000001973 Ficus microcarpa Species 0.000 description 1
- VREFGVBLTWBCJP-UHFFFAOYSA-N alprazolam Chemical compound C12=CC(Cl)=CC=C2N2C(C)=NN=C2CN=C1C1=CC=CC=C1 VREFGVBLTWBCJP-UHFFFAOYSA-N 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- GPKJTRJOBQGKQK-UHFFFAOYSA-N quinacrine Chemical compound C1=C(OC)C=C2C(NC(C)CCCN(CC)CC)=C(C=CC(Cl)=C3)C3=NC2=C1 GPKJTRJOBQGKQK-UHFFFAOYSA-N 0.000 description 1
- 102220096718 rs865838543 Human genes 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/08—Insulation or absorption of undesired vibrations or sounds
Landscapes
- Vibration Prevention Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87871592A | 1992-04-30 | 1992-04-30 | |
| US878,715 | 1992-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2089792A1 true CA2089792A1 (en) | 1993-10-31 |
Family
ID=25372662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2089792 Abandoned CA2089792A1 (en) | 1992-04-30 | 1993-02-18 | Optimum rotational mode decoupling shock mount configuration for dasds |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0567833A2 (Direct) |
| JP (1) | JP2565637B2 (Direct) |
| CA (1) | CA2089792A1 (Direct) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3587574B2 (ja) * | 1994-11-30 | 2004-11-10 | 株式会社日立グローバルストレージテクノロジーズ | 磁気ディスク装置 |
| JP3195213B2 (ja) * | 1995-12-18 | 2001-08-06 | 株式会社日立製作所 | 回転形情報記録再生装置 |
| JP3621349B2 (ja) * | 1998-09-29 | 2005-02-16 | 三菱電機株式会社 | ディスク装置用シャーシの角部補強装置 |
| US6125097A (en) * | 1998-11-05 | 2000-09-26 | Behavior Tech Computer Corp. | Shock absorbing device of CD-ROM reading mechanism |
| US6583965B1 (en) * | 1999-04-21 | 2003-06-24 | Seagate Technology Llc | Inertia ring for improved rotational vibration performance |
| JP3713404B2 (ja) * | 1999-06-21 | 2005-11-09 | アルプス電気株式会社 | 磁気ディスク駆動装置 |
| US6999909B1 (en) | 1999-10-28 | 2006-02-14 | Seagate Technology Llc | Process for designing an optimal vibration isolation mount for a disc drive |
| CN1408116A (zh) * | 1999-10-28 | 2003-04-02 | 西加特技术有限责任公司 | 为磁盘驱动器设计最佳振动隔离支架的方法 |
| US6683745B1 (en) * | 1999-12-27 | 2004-01-27 | Hitachi Global Storage Technologies Netherlands B.V. | Rotationally free mount system for disk drive having a rotary actuator |
| WO2001091125A2 (en) * | 2000-05-22 | 2001-11-29 | Seagate Technology Llc | Disc-drive mounting using adhesive films |
| US6898046B2 (en) * | 2002-05-24 | 2005-05-24 | Hitachi Global Storage Technologies Netherlands B.V. | Method and system for rotational velocity-based algorithm for vibration compensation in disk drives |
| US6947243B2 (en) | 2002-05-24 | 2005-09-20 | Hitachi Global Storage Technologies Netherlands B.V. | Method and system for time-shift based rotational vibration sensing in disk drives |
| US6963463B2 (en) | 2002-05-24 | 2005-11-08 | Hitachi Global Storage Technologies Netherlands B.V. | Rotational vibration velocity-based sensor for disk drives |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB665079A (en) * | 1949-02-21 | 1952-01-16 | Lord Mfg Co | Improvements in resilient mounting systems |
| GB2115203B (en) * | 1981-11-12 | 1985-10-30 | Logic Limited | A resilient mounting |
| US4683512A (en) * | 1985-07-08 | 1987-07-28 | Gold Star Co., Ltd. | Device for variably adjusting a moment of inertia of a drum of a videocassette recorder |
| JPS63203942A (ja) * | 1987-02-18 | 1988-08-23 | Seiko Epson Corp | 耐振構造 |
| JPH0632202B2 (ja) * | 1988-05-13 | 1994-04-27 | 富士通株式会社 | ディスク装置の防振構造 |
| DE8810371U1 (de) * | 1988-08-16 | 1989-09-14 | Siemens AG, 1000 Berlin und 8000 München | Elektronisches Gerät mit einem Laufwerkschalter zur Aufnahme eines Laufwerks für Disketten oder Festplatten |
-
1993
- 1993-02-18 CA CA 2089792 patent/CA2089792A1/en not_active Abandoned
- 1993-03-18 JP JP5058287A patent/JP2565637B2/ja not_active Expired - Lifetime
- 1993-04-13 EP EP93105942A patent/EP0567833A2/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0567833A3 (Direct) | 1994-01-05 |
| JPH0612852A (ja) | 1994-01-21 |
| JP2565637B2 (ja) | 1996-12-18 |
| EP0567833A2 (en) | 1993-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |