| Patents for G11B 15 - Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (21,557) |
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| 10/16/1990 | US4964001 Magnetic recording/reproducing apparatus for selective use with tape cassettes of two different sizes |
| 10/16/1990 | US4964000 Circuit for separating simultaneously reproduced PCM and ATF signals having at least partially overlapping frequency bands |
| 10/16/1990 | US4962899 Dual direction transmission device of a video cassette rewinder |
| 10/13/1990 | CA2014242A1 Apparatus for automatically accessing cartridges in an array |
| 10/11/1990 | DE4010750A1 Cassette-based replay unit - has separate parts for locking cassette inserted in predetermined position, and for releasing locking part |
| 10/11/1990 | DE3911682A1 Buffer storage device allowing signal saving - has short endless tape loop allowing decision over need to record item |
| 10/10/1990 | EP0391728A1 Magnetic tape helical recording and playback apparatus adapted for postrecording |
| 10/10/1990 | EP0391481A2 Recording and/or reproducing apparatus |
| 10/10/1990 | EP0391465A1 Device having a standard-size loading aperture |
| 10/10/1990 | EP0391036A1 Loading mechanism for a recording/reproducing apparatus |
| 10/10/1990 | EP0391009A2 Video recorder with a headdrum unit |
| 10/10/1990 | CN2063680U Automatic reversing tape recorder |
| 10/09/1990 | US4962438 Magnetic head mounting plate with tape movement limiting surface |
| 10/09/1990 | US4962436 Recording and/or reproducing apparatus for a record carrier in the form of a tape |
| 10/09/1990 | US4962435 Data recording/reproducing apparatus and method for accurately playing program data after detecting program top signal |
| 10/04/1990 | DE4000425A1 Front cover device for automobile cassette or disc player - has pivoted inner cover and removable front cover providing operating controls |
| 10/03/1990 | EP0390588A2 Input/output switching circuit |
| 10/03/1990 | EP0390477A2 Automatic tracking control system |
| 10/03/1990 | EP0390433A2 System for providing stable tape-travelling in recording and/or reproducing apparatus |
| 10/03/1990 | EP0390041A2 Remote-control apparatus for electronics apparatus |
| 10/03/1990 | EP0389642A1 Method for producing a sliding member |
| 10/03/1990 | CN2063273U Tape mechanism of tape recorder |
| 10/03/1990 | CN1009872B Information reproducing and recording system |
| 10/02/1990 | US4961122 Hydrodynamic grooved bearing device |
| 10/02/1990 | US4961120 Recording and/or reproducing apparatus with rotary head for magnetic tape cassette |
| 10/02/1990 | CA1274915A1 Method of making a linearity standard magnetic tape |
| 10/02/1990 | CA1274914A1 Record and/or playback device |
| 10/02/1990 | CA1274893A1 Method and apparatus for vending |
| 09/26/1990 | EP0389293A2 RF tracking servo for VTR |
| 09/26/1990 | EP0389199A2 Automatic cassette tape recording and reproducing apparatus |
| 09/26/1990 | EP0389121A1 Indication device for a magnetic recording tape cartridge |
| 09/26/1990 | EP0388624A1 Loading mechanism for a recording and reproducing apparatus |
| 09/26/1990 | EP0123694B1 Rotary head assembly |
| 09/26/1990 | CN2062896U Operating mechanism of tape driver for changover of tape transport |
| 09/26/1990 | CN2062895U Device for automatic opening and closing tape compartment of cassette recorder |
| 09/26/1990 | CN2062894U 磁带录音机 Tape recorder |
| 09/25/1990 | US4959743 Jitter reducing tapered rotary drum for magnetic head apparatus |
| 09/25/1990 | US4959742 Rotary head mounting device |
| 09/25/1990 | US4959740 Disc recording and/or reproducing apparatus including means for minimizing the effects of temperature changes |
| 09/25/1990 | US4959739 Magnetic recording and/or reproducing apparatus having tape loading and unloading mechanism |
| 09/25/1990 | US4958998 Glasslike carbon composite material and method of preparing the same |
| 09/25/1990 | US4958945 Spindle unit |
| 09/25/1990 | CA1274621A1 Automatic cassette supplying and reproducing apparatus |
| 09/20/1990 | WO1990010929A1 Magnetic recording and reproducing apparatus |
| 09/19/1990 | EP0387882A2 Magnetic recorder/reproducer for recording digital signal on a plurality of tracks of magnetic recording media and reproducing the same |
| 09/19/1990 | EP0387847A2 Hub for tape cassette |
| 09/19/1990 | CN1045478A Miniature tape recorder |
| 09/19/1990 | CN1009681B Tape recorder mode selector device |
| 09/18/1990 | US4958248 Reflective tachometer/headwheel assembly for a rotary head scanner |
| 09/18/1990 | US4958247 Magnetic tape recorder having tape buffer vacuum chambers and ante chambers |
| 09/18/1990 | US4958246 Device of multi-channel rotary head type having function to discriminate recorded state |
| 09/18/1990 | US4958244 Method of position detection on a recording medium |
| 09/18/1990 | US4958242 Cue signal recording control system for video tape recorder |
| 09/18/1990 | CA1274192A1 Automatic tape cassette loading device |
| 09/13/1990 | DE4006988A1 Kassettenladevorrichtung fuer bandgeraete Cassette loading device for tape devices |
| 09/13/1990 | DE3907265A1 Answering machine |
| 09/13/1990 | CA2008873A1 Indication device for a magnetic recording tape cartridge |
| 09/12/1990 | EP0387054A2 System for discriminating tape speed mode |
| 09/12/1990 | EP0386837A1 Tape apparatus |
| 09/12/1990 | EP0386712A2 Tape guiding device |
| 09/12/1990 | EP0386306A2 Circuit for avoiding step forming in tape winding of a recording and/or reproducing apparatus |
| 09/12/1990 | EP0153410B1 Apparatus for recording and reproducing signal |
| 09/12/1990 | CN2062104U Tape twining protector |
| 09/12/1990 | CN1045321A Locking device of middle pole in a vcr combined with camera |
| 09/12/1990 | CN1009595B Recording and/or reproducing apparatus for tongitudinal recording |
| 09/11/1990 | US4956737 Magnetic head contour utilizing facets for air film skiving |
| 09/11/1990 | US4956734 Mode changeover mechanism for tape recorders |
| 09/11/1990 | US4956732 Device for continuously driving a tape reel support as a tape is unloaded |
| 09/11/1990 | US4956731 Tape feeding direction controlling device for automatic reversing tape recorder |
| 09/11/1990 | US4956730 Apparatus having a high-speed search capability for reproducing signals recorded on a tape |
| 09/11/1990 | US4956724 Multi-channel recording and/or reproducing apparatus capable of simultaneously recording and/or reproducing of two channels |
| 09/11/1990 | US4955934 Measuring device with a test tape cassette |
| 09/06/1990 | DE4004822A1 Speech recorder with several tape tracks - has facility for adding speech parts onto second track |
| 09/05/1990 | EP0385359A2 Magnetic head |
| 09/04/1990 | US4955051 Dictating apparaus which is remotely controlled utilizing a push-button telephone |
| 09/04/1990 | US4954916 Cassette loading apparatus with improved access |
| 09/04/1990 | US4954915 Automatic cassette changer |
| 09/04/1990 | US4954902 Tracking control method and device in rotary head type magnetic recording and reproducing apparatus |
| 09/04/1990 | US4954893 Reference signal producing circuit for phase servo control |
| 09/04/1990 | US4953807 Stationary tape guide for a magnetic tape recorder |
| 09/04/1990 | CA1273710A1 Magnetic tape system with command prefetch means |
| 08/30/1990 | DE3906017A1 Store for tape cassettes |
| 08/30/1990 | DE3905841A1 Dictating machine |
| 08/29/1990 | EP0384664A1 Cassette loading mechanism of a magnetic recording and reproducing apparatus |
| 08/29/1990 | EP0384511A2 Magnetic-tape cassette apparatus with a drive for reproducing magnetic-tape cassettes |
| 08/29/1990 | EP0384412A1 Tape loading device |
| 08/29/1990 | EP0383957A1 Process and disposition for positioning a magnetic head of a magnetic layer memory |
| 08/29/1990 | CN2061323U Sequence control mechanism by use of gear mechanism |
| 08/29/1990 | CN2061322U Switching mechanism of revolution driving path for automatic reverse recorder |
| 08/29/1990 | CN1044999A Cassette loading mechanism of magnetic recording and reproducing apparatus |
| 08/29/1990 | CN1044998A Magnetic-tape driving device |
| 08/29/1990 | CN1009412B Information recording and/or reproducing apparatus |
| 08/29/1990 | CN1009403B Magnetic tape recording reproducing apparatus |
| 08/28/1990 | US4953045 Cassette tape player with door operating mechanism |
| 08/28/1990 | US4953044 Closed loop tape thread/unthread apparatus |
| 08/28/1990 | US4953042 Cassette loading apparatus |
| 08/28/1990 | US4952081 Manual rotary sphere control of an electronic equipment with touch sensing of scale marks |
| 08/22/1990 | EP0383588A1 Head drum for recording and/or reproducing apparatus |
| 08/22/1990 | EP0383377A1 Arrangement for reproducing an electric signal |
| 08/22/1990 | EP0383155A2 Cassette changer for tape player |