CH214653A - Vorrichtung zur Wiedergabe magnetischer Tonaufzeichnungen. - Google Patents
Vorrichtung zur Wiedergabe magnetischer Tonaufzeichnungen.Info
- Publication number
- CH214653A CH214653A CH214653DA CH214653A CH 214653 A CH214653 A CH 214653A CH 214653D A CH214653D A CH 214653DA CH 214653 A CH214653 A CH 214653A
- Authority
- CH
- Switzerland
- Prior art keywords
- reproducing magnetic
- sound recordings
- magnetic sound
- recordings
- reproducing
- 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
- G11B5/48—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
- G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
- G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
-
- 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
- G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S29/00—Metal working
- Y10S29/028—Magnetic recording digest
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE214653X | 1938-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH214653A true CH214653A (de) | 1941-05-15 |
Family
ID=5819860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH214653D CH214653A (de) | 1938-08-26 | 1939-08-14 | Vorrichtung zur Wiedergabe magnetischer Tonaufzeichnungen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US2352023A (US06373033-20020416-M00002.png) |
CH (1) | CH214653A (US06373033-20020416-M00002.png) |
FR (1) | FR859432A (US06373033-20020416-M00002.png) |
NL (1) | NL57170C (US06373033-20020416-M00002.png) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3104881A (en) * | 1963-09-24 | Ferris | ||
US2513423A (en) * | 1946-03-21 | 1950-07-04 | Freeman H Owens | Magnetic transducing apparatus |
US2539837A (en) * | 1947-01-06 | 1951-01-30 | Indiana Steel Products Co | Rotating magnetic reproducer |
US2712572A (en) * | 1947-03-27 | 1955-07-05 | Int Electronics Co | Superimposed plural recording |
US2554582A (en) * | 1947-06-06 | 1951-05-29 | Bell Telephone Labor Inc | Magnetic recorder |
US2496047A (en) * | 1947-06-18 | 1950-01-31 | Rca Corp | Art of recording and reproducing two-sided magnetic records |
US2528699A (en) * | 1948-02-18 | 1950-11-07 | Rca Corp | Invisible sound record editor |
US2661397A (en) * | 1948-05-08 | 1953-12-01 | Gregory E Berens | Magnetic recording |
US2751437A (en) * | 1950-10-19 | 1956-06-19 | Raytheon Mfg Co | Signal translation systems |
FR1029216A (fr) * | 1950-12-07 | 1953-05-29 | Procédé et appareil pour l'enregistrement et la lecture d'images invisibles sur une surface magnétique | |
US2767254A (en) * | 1951-09-28 | 1956-10-16 | Rca Corp | Magnetic recording |
US3099709A (en) * | 1952-05-27 | 1963-07-30 | Ampex | Tape recorder |
US3020356A (en) * | 1952-05-27 | 1962-02-06 | Ampex | Transversely recorded tape |
US2886650A (en) * | 1952-10-22 | 1959-05-12 | Univ Illinois | Recording device |
US2909616A (en) * | 1953-06-15 | 1959-10-20 | Marty Rene | Magnetic talking machine |
US3080169A (en) * | 1954-07-01 | 1963-03-05 | Soundscriber Corp | Magnetic tape channel-loading dictating machine |
US2866012A (en) * | 1955-05-06 | 1958-12-23 | Ampex | Magnetic tape recording and reproducing system |
NL100433C (US06373033-20020416-M00002.png) * | 1955-07-23 | |||
US2941035A (en) * | 1955-07-23 | 1960-06-14 | Bolkow Entwicklungen Kg | Apparatus for signal transmission and reception |
US2903521A (en) * | 1955-09-12 | 1959-09-08 | John V Ellison | Band expansion recorder |
US2856462A (en) * | 1955-10-03 | 1958-10-14 | Sound Scriber Corp | Head drum assembly for magnetic tape |
US2915595A (en) * | 1955-10-17 | 1959-12-01 | Soundscriber Corp | Dual channel magnetic tape recorder |
US2960686A (en) * | 1955-10-17 | 1960-11-15 | Gaillard Robert De | Method of and device for recording and reproducing on magnetic carriers at any speed |
US2912517A (en) * | 1955-12-13 | 1959-11-10 | Ampex | Magnetic tape apparatus |
US2885256A (en) * | 1955-12-16 | 1959-05-05 | Frederic W Olmstead | Recording system and method for displaced traces |
US2954547A (en) * | 1956-02-16 | 1960-09-27 | Ibm | Selector for a multiple track record of a magnetic memory system |
US3047673A (en) * | 1956-06-09 | 1962-07-31 | Telefonbau & Normalzeit Gmbh | Rotatable magnetic systems for transforming audio currents |
US3022383A (en) * | 1956-06-09 | 1962-02-20 | Telefonbau & Normalzeit Gmbh | Rotatable electromagnetic transducer system |
US2885485A (en) * | 1956-06-22 | 1959-05-05 | Eigen David | Sound editing device |
US3024311A (en) * | 1957-01-29 | 1962-03-06 | Ampex | Signal system |
US3077587A (en) * | 1957-09-06 | 1963-02-12 | Telefonbau & Normalzeit Gmbh | Magnetic recording and playback systems |
US3012233A (en) * | 1957-11-04 | 1961-12-05 | Ibm | Magnetic recording sensing means |
NL234034A (US06373033-20020416-M00002.png) * | 1957-12-10 | |||
US2985863A (en) * | 1957-12-20 | 1961-05-23 | Ibm | Magnetic scanner |
US3063040A (en) * | 1958-01-13 | 1962-11-06 | Thompson Ramo Wooldridge Inc | Transducing method and system |
US3075049A (en) * | 1958-09-10 | 1963-01-22 | Gordon Sumner | Repetitive scanning of a record track on a fragment of a record |
NL108647C (US06373033-20020416-M00002.png) * | 1958-09-25 | |||
US3142840A (en) * | 1959-06-24 | 1964-07-28 | Ibm | High-speed printing apparatus |
US3144521A (en) * | 1959-11-06 | 1964-08-11 | Sony Corp | Magnetic tape recorder |
US3107280A (en) * | 1959-11-06 | 1963-10-15 | Sony Corp | Magnetic tape recorder |
NL144807B (nl) * | 1963-12-31 | 1975-01-15 | Philips Nv | Werkwijze voor het vervaardigen van een roteerbare magneetkopdrager en magneetkopdrager, vervaardigd volgens de werkwijze. |
DE2044598A1 (de) * | 1969-09-10 | 1972-03-30 | Litton Business Systems Inc | Magnetischer Wandler |
US3621150A (en) * | 1969-09-17 | 1971-11-16 | Sanders Associates Inc | Speech processor for changing voice pitch |
US3725610A (en) * | 1971-01-27 | 1973-04-03 | K Wisner | Rotatable magnetic transducer head |
US4509084A (en) * | 1981-05-11 | 1985-04-02 | Tokyo Shibaura Denki Kabushiki Kaisha | Rotary magnetic head |
EP0310962B1 (en) * | 1987-10-02 | 1992-11-19 | Nissan Motor Co., Ltd. | Rotational speed differential responsive type joint |
US4962492A (en) * | 1988-04-29 | 1990-10-09 | Laser Magnetic Storage International Company | Magneto-optic data recording system, actuating device therefor and method of providing same |
US5137130A (en) * | 1989-05-10 | 1992-08-11 | Nissan Motor Co., Ltd. | Controlled type rotation speed difference sensitive coupling |
-
0
- NL NL57170D patent/NL57170C/xx active
-
1939
- 1939-08-14 CH CH214653D patent/CH214653A/de unknown
- 1939-08-23 FR FR859432D patent/FR859432A/fr not_active Expired
- 1939-08-23 US US291620A patent/US2352023A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR859432A (fr) | 1940-12-18 |
NL57170C (US06373033-20020416-M00002.png) | |
US2352023A (en) | 1944-06-20 |
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