IT956807B - Dispositivo smorzatore per lo spo stamento di testine magnetiche - Google Patents
Dispositivo smorzatore per lo spo stamento di testine magneticheInfo
- Publication number
- IT956807B IT956807B IT26121/72A IT2612172A IT956807B IT 956807 B IT956807 B IT 956807B IT 26121/72 A IT26121/72 A IT 26121/72A IT 2612172 A IT2612172 A IT 2612172A IT 956807 B IT956807 B IT 956807B
- Authority
- IT
- Italy
- Prior art keywords
- moving
- damping device
- magnetic heads
- heads
- magnetic
- Prior art date
Links
- 238000013016 damping Methods 0.000 title 1
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
-
- 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
- G11B5/58—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR717123131A FR2142769B1 (enrdf_load_stackoverflow) | 1971-06-24 | 1971-06-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT956807B true IT956807B (it) | 1973-10-10 |
Family
ID=9079271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26121/72A IT956807B (it) | 1971-06-24 | 1972-06-23 | Dispositivo smorzatore per lo spo stamento di testine magnetiche |
Country Status (10)
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4030132A (en) * | 1975-03-27 | 1977-06-14 | Memorex Corporation | Dual mode velocity servo control for a linear actuator motor |
US4131924A (en) * | 1977-10-03 | 1978-12-26 | Burroughs Corporation | Flexure mounted magnetic head positioner for high-speed translation |
US4827162A (en) * | 1987-03-02 | 1989-05-02 | Unisys Corp. | Controlled drag for magnet actuator |
JP3736849B2 (ja) * | 1993-12-15 | 2006-01-18 | シーゲイト リムーヴァブル ストーレッジ ソリューションズ リミテッド ライアビリティ カンパニー | マルチトラックテープ駆動機構における磁気ヘッドの粗調及び微調位置決め用ボイスコイル駆動の位置決め装置 |
US20030218390A1 (en) * | 2002-05-22 | 2003-11-27 | Story Huang | Voice-coil motor for picking up chips |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2432581A (en) * | 1943-07-26 | 1947-12-16 | Milo F Miller | Electrical switching apparatus |
US2481398A (en) * | 1945-06-29 | 1949-09-06 | Armour Res Found | Selector system for magnetic wire reproducers |
GB1056888A (en) * | 1964-10-08 | 1967-02-01 | Flight Refueling Ltd | Improvements in or relating to electro-magnetic actuators |
-
1971
- 1971-06-24 FR FR717123131A patent/FR2142769B1/fr not_active Expired
-
1972
- 1972-06-02 CH CH823972A patent/CH560444A5/xx not_active IP Right Cessation
- 1972-06-09 NL NL7207923A patent/NL7207923A/xx unknown
- 1972-06-20 US US00264640A patent/US3827081A/en not_active Expired - Lifetime
- 1972-06-22 BE BE785236A patent/BE785236A/xx unknown
- 1972-06-22 GB GB2939172A patent/GB1377670A/en not_active Expired
- 1972-06-23 CA CA145,609A patent/CA965182A/en not_active Expired
- 1972-06-23 SU SU1800262A patent/SU438206A3/ru active
- 1972-06-23 IT IT26121/72A patent/IT956807B/it active
- 1972-06-23 DE DE19722230946 patent/DE2230946A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US3827081A (en) | 1974-07-30 |
CH560444A5 (enrdf_load_stackoverflow) | 1975-03-27 |
FR2142769B1 (enrdf_load_stackoverflow) | 1973-06-29 |
FR2142769A1 (enrdf_load_stackoverflow) | 1973-02-02 |
NL7207923A (enrdf_load_stackoverflow) | 1972-12-28 |
BE785236A (fr) | 1972-10-16 |
SU438206A3 (ru) | 1974-07-30 |
GB1377670A (en) | 1974-12-18 |
DE2230946A1 (de) | 1972-12-28 |
CA965182A (en) | 1975-03-25 |
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