NL212782A - - Google Patents
Info
- Publication number
- NL212782A NL212782A NL212782DA NL212782A NL 212782 A NL212782 A NL 212782A NL 212782D A NL212782D A NL 212782DA NL 212782 A NL212782 A NL 212782A
- Authority
- NL
- Netherlands
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
- G11B5/58—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
-
- 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
- G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/17—Construction or disposition of windings
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/1871—Shaping or contouring of the transducing or guiding surface
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Impact Printers (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US552005A US2863004A (en) | 1955-12-09 | 1955-12-09 | Apparatus for manifesting intelligence on record media |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL212782A true NL212782A (xx) |
Family
ID=24203556
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL212782D NL212782A (xx) | 1955-12-09 | ||
| NL104709D NL104709C (xx) | 1955-12-09 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL104709D NL104709C (xx) | 1955-12-09 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2863004A (xx) |
| DE (1) | DE1026983B (xx) |
| FR (1) | FR1173924A (xx) |
| GB (1) | GB844631A (xx) |
| NL (2) | NL104709C (xx) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT613938A (xx) * | 1957-11-01 | |||
| US3034110A (en) * | 1958-06-30 | 1962-05-08 | Ibm | Support device |
| US3086088A (en) * | 1958-06-30 | 1963-04-16 | Ibm | Magnetic transducer with shoeequipped floating head |
| US3069667A (en) * | 1958-11-26 | 1962-12-18 | Ibm | Transducer apparatus |
| US3072752A (en) * | 1959-10-12 | 1963-01-08 | Ibm | Apparatus for manifesting intelligence on record media |
| US3055987A (en) * | 1959-11-25 | 1962-09-25 | Litton Ind Of California | Transducer assembly |
| US3172962A (en) * | 1960-03-07 | 1965-03-09 | Netic drum | |
| US3119102A (en) * | 1960-09-06 | 1964-01-21 | Ibm | Supporting means for transducer assemblies |
| US3187112A (en) * | 1961-01-31 | 1965-06-01 | Ex Ceil O Corp | Aerodynamically supported magnetic head construction for magnetic drums, discs and the like |
| US3140362A (en) * | 1961-09-12 | 1964-07-07 | Ex Cell O Corp | Magnetic transducer head assemblies |
| US3245063A (en) * | 1961-10-02 | 1966-04-05 | Ex Cell O Corp | Magnetic transducer head assemblies |
| US3323116A (en) * | 1962-05-31 | 1967-05-30 | Burroughs Corp | Electromagnetic transducer and method of fabrication |
| US3631425A (en) * | 1969-12-29 | 1971-12-28 | Ibm | Magnetic head slider with orifice |
| US4316278A (en) * | 1979-12-13 | 1982-02-16 | Mcdonnell Douglas Corporation | System for reading or recording indicia on a flexible disc |
| JPH0316090Y2 (xx) * | 1984-09-13 | 1991-04-08 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB739554A (xx) * | ||||
| US2761016A (en) * | 1951-01-12 | 1956-08-28 | Muller Willy | Magnetic sound recording and reproducing head |
| US2612566A (en) * | 1951-06-05 | 1952-09-30 | Bell Telephone Labor Inc | Magnetic recording and reproducing system |
| DE877210C (de) * | 1951-07-29 | 1953-05-21 | Siemens Ag | Magnettongeraet |
| US2673249A (en) * | 1952-01-24 | 1954-03-23 | Ericsson Telefon Ab L M | Magnetic recording and reproducing device |
| US2685492A (en) * | 1952-04-24 | 1954-08-03 | Us Air Force | Simplified adjustable magnetic head assembly |
| US2761910A (en) * | 1955-05-02 | 1956-09-04 | Acf Ind Inc | Magnetic transducer |
-
0
- NL NL212782D patent/NL212782A/xx unknown
- NL NL104709D patent/NL104709C/xx active
-
1955
- 1955-12-09 US US552005A patent/US2863004A/en not_active Expired - Lifetime
-
1956
- 1956-12-04 FR FR1173924D patent/FR1173924A/fr not_active Expired
- 1956-12-06 GB GB37325/56A patent/GB844631A/en not_active Expired
- 1956-12-08 DE DEI12543A patent/DE1026983B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1173924A (fr) | 1959-03-04 |
| GB844631A (en) | 1960-08-17 |
| NL104709C (xx) | |
| DE1026983B (de) | 1958-03-27 |
| US2863004A (en) | 1958-12-02 |