CH415091A - Verfahren zum Herstellen von Köpfen mit engem Spalt zum Aufnehmen und Wiedergeben von Magnetogrammen - Google Patents
Verfahren zum Herstellen von Köpfen mit engem Spalt zum Aufnehmen und Wiedergeben von MagnetogrammenInfo
- Publication number
- CH415091A CH415091A CH362462A CH362462A CH415091A CH 415091 A CH415091 A CH 415091A CH 362462 A CH362462 A CH 362462A CH 362462 A CH362462 A CH 362462A CH 415091 A CH415091 A CH 415091A
- Authority
- CH
- Switzerland
- Prior art keywords
- magnetograms
- reproducing
- recording
- narrow gap
- making narrow
- 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
- G11B5/187—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
- G11B5/127—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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL263099 | 1961-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH415091A true CH415091A (de) | 1966-06-15 |
Family
ID=19752954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH362462A CH415091A (de) | 1961-03-30 | 1962-03-27 | Verfahren zum Herstellen von Köpfen mit engem Spalt zum Aufnehmen und Wiedergeben von Magnetogrammen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3233308A (de) |
| AT (1) | AT242389B (de) |
| CH (1) | CH415091A (de) |
| DK (1) | DK104577C (de) |
| ES (1) | ES275904A1 (de) |
| GB (1) | GB996957A (de) |
| NL (1) | NL263099A (de) |
| SE (1) | SE323818C (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL289671A (de) * | 1963-03-01 | |||
| NL8200531A (nl) * | 1982-02-12 | 1983-09-01 | Philips Nv | Magneetkop met gedeeltelijk uitgeetste wikkelopening. |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2933565A (en) * | 1953-04-15 | 1960-04-19 | Siemens Ag | Magnetic transducers |
| US2915812A (en) * | 1953-04-21 | 1959-12-08 | Rca Corp | Method of constructing magnetic heads |
| DE1031020B (de) * | 1953-09-07 | 1958-05-29 | Telefunken Gmbh | Magnetisierungskopf fuer Magnettongeraete |
| US3094772A (en) * | 1956-07-26 | 1963-06-25 | Philips Corp | Method of producing magnetic heads with accurately predetermined gap heights |
| GB852533A (en) * | 1956-07-26 | 1960-10-26 | Philips Electrical Ind Ltd | Improvements relating to magnetic recording and reproducing heads |
| GB827335A (en) * | 1957-07-26 | 1960-02-03 | British Broadcasting Corp | Improvements in magnetic recording and reproducing heads |
| US3104455A (en) * | 1959-08-10 | 1963-09-24 | Clevite Corp | Method of manufacturing magnetic transducer head |
| US3079470A (en) * | 1959-12-21 | 1963-02-26 | Armour Res Found | Magnetic transducer head |
-
0
- NL NL263099D patent/NL263099A/xx unknown
-
1962
- 1962-02-26 US US175536A patent/US3233308A/en not_active Expired - Lifetime
- 1962-03-27 DK DK138462AA patent/DK104577C/da active
- 1962-03-27 CH CH362462A patent/CH415091A/de unknown
- 1962-03-27 AT AT248762A patent/AT242389B/de active
- 1962-03-27 GB GB11655/62A patent/GB996957A/en not_active Expired
- 1962-03-28 ES ES275904A patent/ES275904A1/es not_active Expired
- 1962-03-28 SE SE347762A patent/SE323818C/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3233308A (en) | 1966-02-08 |
| GB996957A (en) | 1965-06-30 |
| DK104577C (da) | 1966-06-06 |
| AT242389B (de) | 1965-09-10 |
| NL263099A (de) | |
| ES275904A1 (es) | 1963-01-01 |
| SE323818C (sv) | 1972-05-23 |
| SE323818B (sv) | 1970-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AT351612B (de) | Verfahren zum aufzeichnen und wiedergeben von videosignalen | |
| CH462249A (de) | Verfahren und Vorrichtung zur magnetischen Aufzeichnung codierter Information | |
| CH369782A (de) | Verfahren und Einrichtung zum Ausrichten von Gleisen | |
| IT947460B (it) | Apparato magnetico di registrazio ne e o riproduzione | |
| IT943581B (it) | Metodo ed apparato per l unione di nastri magnetici | |
| CH388653A (de) | Apparat zur Aufzeichnung und/oder Wiedergabe von Tonregistrierungen | |
| AT272690B (de) | Magnetkopf zum Aufzeichnen und/oder Wiedergeben von Informationen | |
| AT259258B (de) | Mehrspurmagnetkopf zum Aufzeichnen, Wiedergeben und/oder Löschen magnetischer Aufzeichnungen und Verfahren zum Herstellen solcher Magnetköpfe | |
| CH405426A (de) | Magnetkopf zum Aufzeichnen und Ablesen von digitalen Signalen | |
| FR1490402A (fr) | Procédé et appareil d'enregistrement magnétique et supports d'enregistrement | |
| CH439511A (de) | Verfahren und Vorrichtung zur Herstellung von Magnetaufzeichnungsmaterialien | |
| CH528798A (de) | Vorrichtung zum magnetischen Aufzeichnen und Lesen von Daten | |
| CH521001A (de) | Verfahren zum Aufzeichnen und Wiedergeben von Informationen | |
| CH415091A (de) | Verfahren zum Herstellen von Köpfen mit engem Spalt zum Aufnehmen und Wiedergeben von Magnetogrammen | |
| AT255151B (de) | Vorrichtung zum wahlweisen Abspielen von Schallplatten | |
| CH449695A (de) | Verfahren zum Aufzeichnen und/oder Wiedergeben von Videosignalen | |
| CH404227A (de) | Verfahren zum Herstellen von Magnettonköpfen | |
| CH420654A (de) | Verfahren zum Herstellen eines Magnettonkopfes | |
| CH432875A (de) | Verfahren und Gerät zur magnetischen Tonaufzeichnung oder Tonwiedergabe | |
| CH441786A (de) | Verfahren und Vorrichtung zum Aufzeichnen mehrerer Gruppen von Versuchsdaten | |
| AT343478B (de) | Verfahren zum steuern von film und tonband | |
| AT300559B (de) | Bildaufnahmematerial und verfahren zum herstellen desselben | |
| BR7018462D0 (pt) | Processo e aparelho para gravacao magnetica do tipo de saturacao | |
| CH482231A (de) | Verfahren und Aufnahmematerial zum Aufzeichnen von Informationen | |
| CH452943A (de) | Verfahren und Schaltungsanordnung zur Ermittlung der Lage von Ausschnitten eines Aufzeichnungsträgers |