IT1172277B - Memeoria a dischi,in particolare memoria a dischi magnetici - Google Patents
Memeoria a dischi,in particolare memoria a dischi magneticiInfo
- Publication number
- IT1172277B IT1172277B IT48584/83A IT4858483A IT1172277B IT 1172277 B IT1172277 B IT 1172277B IT 48584/83 A IT48584/83 A IT 48584/83A IT 4858483 A IT4858483 A IT 4858483A IT 1172277 B IT1172277 B IT 1172277B
- Authority
- IT
- Italy
- Prior art keywords
- memory
- magnetic disk
- particular magnetic
- disc
- disk memory
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/032—Containers for flat record carriers for rigid discs
- G11B23/0323—Containers for flat record carriers for rigid discs for disc-packs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/021—Containers; Storing means both adapted to cooperate with the recording or reproducing means comprising means for reducing influence of physical parameters, e.g. temperature change, moisture
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19828220180U DE8220180U1 (de) | 1982-07-15 | 1982-07-15 | Informationsplattenspeicher, insbesondere magnetplattenspeicher |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8348584A0 IT8348584A0 (it) | 1983-06-28 |
IT1172277B true IT1172277B (it) | 1987-06-18 |
Family
ID=6741894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48584/83A IT1172277B (it) | 1982-07-15 | 1983-06-28 | Memeoria a dischi,in particolare memoria a dischi magnetici |
Country Status (8)
Country | Link |
---|---|
US (1) | US4680656A (it) |
JP (1) | JPS5924482A (it) |
CA (1) | CA1213043A (it) |
DE (1) | DE8220180U1 (it) |
FR (1) | FR2530362B1 (it) |
GB (1) | GB2126771B (it) |
IN (1) | IN157940B (it) |
IT (1) | IT1172277B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4780776A (en) * | 1987-04-20 | 1988-10-25 | International Business Machines Corporation | Air flow system in a data recording disk file |
US4888655A (en) * | 1988-07-18 | 1989-12-19 | Seagate Technology, Inc. | Air filtration system for disc drives |
JPH0676555A (ja) * | 1992-08-31 | 1994-03-18 | Nippon Seiko Kk | 光ディスク駆動装置 |
JP2637908B2 (ja) * | 1992-11-13 | 1997-08-06 | インターナショナル・ビジネス・マシーンズ・コーポレイション | ディスク駆動装置及びクランプ・リングの装着方法 |
US5526203A (en) * | 1993-08-02 | 1996-06-11 | Seagate Technology, Inc. | HDA air baffle |
JP3984778B2 (ja) * | 2000-09-29 | 2007-10-03 | 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 |
US6456454B1 (en) * | 1999-10-12 | 2002-09-24 | Seagate Technology Llc | Head disc assembly having low internal air pressure |
US6594108B2 (en) | 2001-06-28 | 2003-07-15 | Seagate Technology Llc | Disc drive with converging filter inlet for faster cleanup times |
CN1226744C (zh) * | 2002-05-03 | 2005-11-09 | 三星电子株式会社 | 有盘保护器和磁头保护器的硬盘驱动器 |
US7110215B2 (en) * | 2002-06-13 | 2006-09-19 | Seagate Technology Llc | Breather filter at down-stream of re-circulation filter |
US7212377B1 (en) | 2004-03-31 | 2007-05-01 | Western Digital Technologies, Inc. | Disk drive having apertures near the ID of a disk stack for allowing airflow to pass through the apertures to reduce disk flutter |
US7224551B1 (en) * | 2004-05-15 | 2007-05-29 | Western Digital Technologies, Inc. | Disk drive having apertures aligned near the inner diameter of a disk stack for allowing airflow to pass through the apertures to reduce disk flutter |
JP4131980B2 (ja) * | 2006-06-30 | 2008-08-13 | 株式会社東芝 | ディスク装置およびその組立て方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3624624A (en) * | 1969-07-24 | 1971-11-30 | Sperry Rand Corp | Magnetic drum air filtration and purging system |
GB1363173A (en) * | 1972-09-09 | 1974-08-14 | Ibm | Data storage apparatus |
GB1486070A (en) * | 1975-04-02 | 1977-09-14 | Ibm | Magnetic disc file including a clean gas system |
US4130845A (en) * | 1977-07-08 | 1978-12-19 | Microdata Corporation | Disc cabinet recirculating air flow system |
DE2737333A1 (de) * | 1977-08-18 | 1979-03-01 | Siemens Ag | Einrichtung zum verhindern des eindringens von ungereinigter, staubhaltiger aussenluft in den stapelraum eines plattenspeichers |
JPS54119214A (en) * | 1978-03-09 | 1979-09-17 | Toshiba Corp | Magnetic disc apparatus |
GB2024495B (en) * | 1978-05-16 | 1982-12-22 | Burroughs Corp | Record-disc cover having air filtration section |
US4282554A (en) * | 1979-01-26 | 1981-08-04 | Priam | Enclosed disc drive with improved air flow |
DE2905413C2 (de) * | 1979-02-10 | 1980-12-18 | Cpt Computer Peripherie Technik Gmbh, 1000 Berlin | Magnetplattenspeicher |
US4268878A (en) * | 1979-06-01 | 1981-05-19 | New World Computer Company, Inc. | Gas circulation and filtration apparatus for magnetic disc recording systems |
US4315288A (en) * | 1980-02-29 | 1982-02-09 | Digital Equipment Corporation | Disk housing for disk mass storage unit including integral means for reducing temperature differentials among disks |
US4367502A (en) * | 1980-04-11 | 1983-01-04 | Shugart Technology | Fixed hard disc drive assembly and clean air system |
JPS6059663B2 (ja) * | 1980-04-16 | 1985-12-26 | 株式会社日立製作所 | 磁気ディスク記憶装置 |
US4329722A (en) * | 1980-05-15 | 1982-05-11 | Priam Corporation | Enclosed disc drive having combination filter assembly |
JPS6059664B2 (ja) * | 1980-10-24 | 1985-12-26 | 株式会社日立製作所 | 磁気デイスク装置 |
JPS57105872A (en) * | 1980-12-19 | 1982-07-01 | Toshiba Corp | Magnetic disc device |
US4418369A (en) * | 1981-05-04 | 1983-11-29 | Miniscribe Corporation | Method and structure for maintaining a low contaminated enclosure |
US4471395A (en) * | 1982-05-17 | 1984-09-11 | International Business Machines Corporation | Self-ventilated recirculating airflow system |
-
1982
- 1982-07-15 DE DE19828220180U patent/DE8220180U1/de not_active Expired
-
1983
- 1983-06-28 IT IT48584/83A patent/IT1172277B/it active
- 1983-07-08 JP JP58123565A patent/JPS5924482A/ja active Pending
- 1983-07-13 FR FR8311735A patent/FR2530362B1/fr not_active Expired
- 1983-07-14 CA CA000432452A patent/CA1213043A/en not_active Expired
- 1983-07-14 GB GB08319041A patent/GB2126771B/en not_active Expired
- 1983-07-19 IN IN897/CAL/83A patent/IN157940B/en unknown
-
1986
- 1986-09-15 US US06/908,872 patent/US4680656A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2126771A (en) | 1984-03-28 |
GB8319041D0 (en) | 1983-08-17 |
JPS5924482A (ja) | 1984-02-08 |
GB2126771B (en) | 1986-09-10 |
IT8348584A0 (it) | 1983-06-28 |
FR2530362B1 (fr) | 1987-01-09 |
IN157940B (it) | 1986-07-26 |
US4680656A (en) | 1987-07-14 |
DE8220180U1 (de) | 1982-12-02 |
CA1213043A (en) | 1986-10-21 |
FR2530362A1 (fr) | 1984-01-20 |
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