FR1300496A - Transducteur magnétique - Google Patents
Transducteur magnétiqueInfo
- Publication number
- FR1300496A FR1300496A FR873164A FR873164A FR1300496A FR 1300496 A FR1300496 A FR 1300496A FR 873164 A FR873164 A FR 873164A FR 873164 A FR873164 A FR 873164A FR 1300496 A FR1300496 A FR 1300496A
- Authority
- FR
- France
- Prior art keywords
- magnetic transducer
- transducer
- magnetic
- 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.)
- Expired
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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/23—Gap features
-
- 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
-
- 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
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5734360A | 1960-09-20 | 1960-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1300496A true FR1300496A (fr) | 1962-08-03 |
Family
ID=22010001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR873164A Expired FR1300496A (fr) | 1960-09-20 | 1961-09-14 | Transducteur magnétique |
Country Status (4)
Country | Link |
---|---|
US (1) | US3124803A (fr) |
DE (1) | DE1172311B (fr) |
FR (1) | FR1300496A (fr) |
GB (1) | GB998278A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3240881A (en) * | 1965-03-11 | 1966-03-15 | Itek Corp | Magnetic transducing head |
NL154607B (nl) * | 1966-03-09 | 1977-09-15 | Philips Nv | Magneetkopsysteem voorzien van twee magnetische controlecircuits voor een juiste positionering op een spoor. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE877212C (de) * | 1951-08-17 | 1953-05-21 | Zeiss Ikon Ag | Magnetkopf |
US2806904A (en) * | 1951-12-15 | 1957-09-17 | Atkinson | Variable area magnetic recording apparatus |
DE1094588B (de) * | 1952-07-21 | 1960-12-08 | Leitz Ernst Gmbh | Vorrichtung an einem Laufbildwerfer fuer die wahlweise Wiedergabe von Licht- oder Magnettonfilmen |
US2850582A (en) * | 1955-03-28 | 1958-09-02 | Paillard Sa | Magnetic head |
-
0
- US US3124803D patent/US3124803A/en not_active Expired - Lifetime
-
1961
- 1961-09-14 FR FR873164A patent/FR1300496A/fr not_active Expired
- 1961-09-20 GB GB33720/61A patent/GB998278A/en not_active Expired
- 1961-09-20 DE DEJ20556A patent/DE1172311B/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US3124803A (en) | 1964-03-10 |
GB998278A (en) | 1965-07-14 |
DE1172311B (de) | 1964-06-18 |
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