DK108512C - Fremgangsmåde til fremstilling af magnethoveder for flere spor og opbygget af et antal pladeformede delhoveder, samt magnethoved, fremstillet ved denne fremgangsmåde. - Google Patents
Fremgangsmåde til fremstilling af magnethoveder for flere spor og opbygget af et antal pladeformede delhoveder, samt magnethoved, fremstillet ved denne fremgangsmåde.Info
- Publication number
- DK108512C DK108512C DK205363AA DK205363A DK108512C DK 108512 C DK108512 C DK 108512C DK 205363A A DK205363A A DK 205363AA DK 205363 A DK205363 A DK 205363A DK 108512 C DK108512 C DK 108512C
- Authority
- DK
- Denmark
- Prior art keywords
- magnetic heads
- subheads
- built
- produced
- shaped
- 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
-
- 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
- G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
-
- 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.]
- Y10T29/49027—Mounting preformed head/core onto other structure
- Y10T29/4903—Mounting preformed head/core onto other structure with bonding
-
- 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
- Y10T29/496—Multiperforated metal article making
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL278094 | 1962-05-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK108512C true DK108512C (da) | 1967-12-27 |
Family
ID=19753804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK205363AA DK108512C (da) | 1962-05-04 | 1963-05-01 | Fremgangsmåde til fremstilling af magnethoveder for flere spor og opbygget af et antal pladeformede delhoveder, samt magnethoved, fremstillet ved denne fremgangsmåde. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3390451A (de) |
AT (1) | AT254548B (de) |
CH (1) | CH413420A (de) |
DK (1) | DK108512C (de) |
GB (1) | GB1012183A (de) |
SE (1) | SE306763B (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3593217A (en) * | 1967-10-27 | 1971-07-13 | Texas Instruments Inc | Subminiature tunable circuits in modular form and method for making same |
JPS4936251B1 (de) * | 1969-03-22 | 1974-09-28 | ||
US3610999A (en) * | 1970-02-05 | 1971-10-05 | Varian Associates | Slow wave circuit and method of fabricating same |
US3711943A (en) * | 1970-09-03 | 1973-01-23 | Varian Associates | Method for constructing an interaction circuit for a microwave tube |
US4425594A (en) * | 1981-09-28 | 1984-01-10 | Obedineni Zavodi Za Zapametyavashti Ustroystva | Ceramic-ferrite head |
US4649450A (en) * | 1984-12-12 | 1987-03-10 | Ampex Corporation | Modular multichannel magnetic head assembly with accurate channel locations |
US4825532A (en) * | 1988-04-13 | 1989-05-02 | Eastman Kodak Company | Method for making a multi-head magnetic head assembly |
US4949208A (en) * | 1988-04-13 | 1990-08-14 | Eastman Kodak Company | Multihead magnetic head assembly having a single piece faceplate of magnetic ferrite |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2756280A (en) * | 1953-04-21 | 1956-07-24 | Rca Corp | Multiple magnetic head construction |
US3026379A (en) * | 1958-08-13 | 1962-03-20 | Ex Cell O Corp | Electromagnetic transducer |
US3058200A (en) * | 1959-01-15 | 1962-10-16 | Philips Corp | Method of orienting in coplanar arrangement the gaps of a plurality of magnetic heads |
US3156919A (en) * | 1960-12-30 | 1964-11-10 | Ibm | Electromagnetic transducer head |
US3229355A (en) * | 1962-01-02 | 1966-01-18 | Ibm | Method of making a magnetic transducer head |
-
1963
- 1963-04-30 US US276837A patent/US3390451A/en not_active Expired - Lifetime
- 1963-05-01 GB GB17161/63A patent/GB1012183A/en not_active Expired
- 1963-05-01 DK DK205363AA patent/DK108512C/da active
- 1963-05-01 CH CH548363A patent/CH413420A/de unknown
- 1963-05-02 SE SE4828/63A patent/SE306763B/xx unknown
- 1963-05-02 AT AT354963A patent/AT254548B/de active
Also Published As
Publication number | Publication date |
---|---|
AT254548B (de) | 1967-05-26 |
CH413420A (de) | 1966-05-15 |
US3390451A (en) | 1968-07-02 |
GB1012183A (en) | 1965-12-08 |
SE306763B (de) | 1968-12-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK114354B (da) | Fremgangsmåde til fremstilling af polskoenheder til magnethoveder. | |
NO142916C (no) | Herdere for epoksyharpikser samt fremgangsmaate for fremstilling derav. | |
DK108512C (da) | Fremgangsmåde til fremstilling af magnethoveder for flere spor og opbygget af et antal pladeformede delhoveder, samt magnethoved, fremstillet ved denne fremgangsmåde. | |
DK112776B (da) | Fremgangsmåde til fremstilling af polskoenheder til et magnethoved samt fremgangsmåde til fremstilling af magnethoveder ved anvendelse af polskoenheder, der er tilvejebragt ved førstnævnte fremgangsmåde. | |
CH387976A (de) | Vorrichtung zum Herstellen oder Wiedergeben von Aufzeichnungen auf einem bandförmigen Träger, der in der Querrichtung durch an den Kanten anliegende Führungsglieder geführt wird | |
DK108580C (da) | Fremgangsmåde til fremstilling af et magnetisk lagergitter og magnetisk lagergitter fremstillet ved denne fremgangsmåde. | |
DK108219C (da) | Fremgangsmåde til fremstilling af dele af ringformede magnethoveder. | |
DK110085C (da) | Fremgangsmåde ved fremstilling af et magnetisk anisotropt, permanentmagnetisk legeme. | |
DK108980C (da) | Fremgangsmåde til fremstilling af dele af ringformede magnethoveder. | |
DK106758C (da) | Fremgangsmåde til fremstilling af enkelte plader af træfinér. | |
DK109749C (da) | Fremgangsmåde ved fremstilling af et under drift roterende magnethoved med flere magnetkredse, navnlig til videobåndoptagere. | |
DK101391C (da) | Fremgangsmåde til fremstilling af magnetiske tonehoveder. | |
DK92711C (da) | Fremgangsmåde til fremstilling af multipelmagnethoveder. | |
DK108545C (da) | Fremgangsmåde til fremstilling af et i det væsentlige af kork bestående pladeelement. | |
DK102429C (da) | Fremgangsmåde til fremstilling af et i det væsentlige af kork bestående pladeelement. | |
DK115229B (da) | Fremgangsmåde til fremstilling af et registreringsmateriale. | |
BE595946A (fr) | Procédé de fabrication d'un stratifie, et stratifié obtenu par ce procédé. | |
DK93967C (da) | Fremgangsmåde til fremstilling af et i det væsentlige af kork bestående pladeelement. | |
DK128466B (da) | Fremgangsmåde til fremstilling af spormellemrumfrie flersporsslettehoveder. | |
DK102316C (da) | Fremgangsmåde til fremstilling af magnetiske optage- og gengivehoveder. | |
DK109800C (da) | Fremgangsmåde til fremstilling af et sliberedskab, bestående af et blødt bærelag, hvortil der er fastgjort slibemiddel, samt apparat til udøvelse af fremgangsmåden og herved fremstillet sliberedskab. | |
BE598572A (fr) | Procédé d'enregistrement de signeux codés sur un support magnétique. | |
DK107448C (da) | Fremgangsmåde til fremstilling af dele af ringformede magnethoveder. | |
DK96903C (da) | Fremgangsmåde til fremstilling af et tonehoved til magnetisk optagelse eller gengivelse eller begge dele. | |
DK109249C (da) | Fremgangsmåde til undervandsfundamentering ved hjælp af en sænkekasse, samt anordning ved en sænkekasse til udøvelse af fremgangsmåden. |