CH287606A - Magnetkopf für ein Magnettongerät. - Google Patents
Magnetkopf für ein Magnettongerät.Info
- Publication number
- CH287606A CH287606A CH287606DA CH287606A CH 287606 A CH287606 A CH 287606A CH 287606D A CH287606D A CH 287606DA CH 287606 A CH287606 A CH 287606A
- Authority
- CH
- Switzerland
- Prior art keywords
- magnetic
- recorder
- head
- magnetic head
- magnetic recorder
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE287606X | 1950-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH287606A true CH287606A (de) | 1952-12-15 |
Family
ID=6059352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH287606D CH287606A (de) | 1950-02-06 | 1951-02-01 | Magnetkopf für ein Magnettongerät. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2809237A (de) |
CH (1) | CH287606A (de) |
FR (2) | FR1032056A (de) |
GB (1) | GB717573A (de) |
IT (1) | IT472736A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933565A (en) * | 1953-04-15 | 1960-04-19 | Siemens Ag | Magnetic transducers |
US3268987A (en) * | 1959-05-11 | 1966-08-30 | Adams Edmond | Method of making transducer head cores |
US3079470A (en) * | 1959-12-21 | 1963-02-26 | Armour Res Found | Magnetic transducer head |
JPS53127707A (en) * | 1977-04-13 | 1978-11-08 | Nippon Gakki Seizo Kk | Production of laminated type head core |
US4188649A (en) * | 1977-12-05 | 1980-02-12 | Ibm Corporation | Magnetic head having a jagged-edged gap, and method for producing such head |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2452529A (en) * | 1941-10-24 | 1948-10-26 | Hartford Nat Bank & Trust Co | Magnet core |
US2452530A (en) * | 1943-05-15 | 1948-10-26 | Hartford Nat Bank & Trust Co | Magnetic core |
US2452531A (en) * | 1943-05-31 | 1948-10-26 | Hartford Nat Bank & Trust Co | Process of manufacturing a magnetic material and magnetic core |
US2493742A (en) * | 1945-08-22 | 1950-01-10 | Brush Dev Co | Magnetic transducing core for magnetic record transducers |
CH274288A (de) * | 1948-11-12 | 1951-03-31 | Alexander Dr Egerer Karl | Magnetton-Aufzeichnungs- und Wiedergabekopf für bandförmige Tonträger. |
US2536260A (en) * | 1948-12-30 | 1951-01-02 | Rca Corp | Device for reproducing magnetic records |
US2592652A (en) * | 1950-02-18 | 1952-04-15 | Bell Telephone Labor Inc | Magnetic transducer head |
-
0
- IT IT472736D patent/IT472736A/it unknown
-
1951
- 1951-02-01 CH CH287606D patent/CH287606A/de unknown
- 1951-02-02 GB GB2619/51A patent/GB717573A/en not_active Expired
- 1951-02-03 US US209250A patent/US2809237A/en not_active Expired - Lifetime
- 1951-02-05 FR FR1032056D patent/FR1032056A/fr not_active Expired
-
1952
- 1952-03-11 FR FR62575D patent/FR62575E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB717573A (en) | 1954-10-27 |
US2809237A (en) | 1957-10-08 |
FR62575E (fr) | 1955-06-15 |
IT472736A (de) | |
FR1032056A (fr) | 1953-06-29 |
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