| 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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| 07/07/1987 | CA1223901A1 Apparatus for driving tapes |
| 07/07/1987 | CA1223853A1 Tape cassette with clutch assembly |
| 07/02/1987 | DE3644760A1 Tape-cassette loading and reel-braking apparatus in a cassette video-tape machine |
| 07/02/1987 | DE3644285A1 Tape-cassette loading apparatus |
| 07/01/1987 | EP0227468A2 Recording and/or reproducing apparatus |
| 07/01/1987 | EP0227446A2 An automatic tape cassette loading device |
| 07/01/1987 | EP0227107A2 Cassette type recording apparatus |
| 07/01/1987 | EP0227052A1 Servo control apparatus |
| 07/01/1987 | CN86106274A Preventing device of recording operation for cassett tape recorder |
| 06/30/1987 | US4677511 Head position adjusting device in cassette tape recorders |
| 06/30/1987 | US4677508 Endwise loaded cartridge tape drive |
| 06/30/1987 | US4677503 Multiple mode rotary head reproducing apparatus with integrator control of speed |
| 06/30/1987 | US4677502 Turnaround tape transport apparatus with compensation for head-to-tape stick-slip action |
| 06/30/1987 | US4677501 Method and apparatus for displaying indications of instructions in previously recorded messages |
| 06/30/1987 | US4677084 Attrition resistant catalysts, catalyst precursors and catalyst supports and process for preparing same |
| 06/30/1987 | CA1223660A1 Battery holder of cassette tape player |
| 06/25/1987 | DE3644284A1 Tape-cassette loading mechanism for a cassette video-tape machine |
| 06/23/1987 | US4675858 Obturating door for slot-type playback and/or recording apparatus |
| 06/23/1987 | US4675760 Information signal recording and/or playback system and method using a prerecorded reference track |
| 06/23/1987 | US4675757 Method and apparatus for synchronizing tape recording and playback machines |
| 06/23/1987 | US4675753 Information signal recording and reproducing apparatus |
| 06/23/1987 | US4675752 Apparatus for recording and/or reproducing video signals |
| 06/23/1987 | US4674702 Cassette system having quick connect feature |
| 06/19/1987 | DE3643125A1 Loading base with integrated components |
| 06/19/1987 | DE3544550A1 Mechanical actuating device for functionally correct fast running in an audio tape apparatus with reverse operation |
| 06/19/1987 | DE3544183A1 Verfahren zur programmierung eines videorecorders Method for programming a video recorder |
| 06/19/1987 | DE3544090A1 Video magnetic tape apparatus |
| 06/18/1987 | WO1987003766A1 Process and/or system for programming a video-recorder |
| 06/18/1987 | WO1987003729A1 Method and apparatus for magnetic transducing |
| 06/18/1987 | WO1987003700A2 Process and circuit for compensating changes in the parameters of an optical emitter and an optical receiver in an optical scanner |
| 06/16/1987 | US4674001 Cam driven mode selection mechanism for tape recorder |
| 06/16/1987 | US4673995 Cartridge tape drive with friction roller to open cartridge door |
| 06/16/1987 | US4673994 Video cassette recorder with cassette viewing mechanism |
| 06/16/1987 | US4673993 Method for synchronizing a tape recorder to a computer under program control |
| 06/16/1987 | US4673992 Method and apparatus for increasing density of an accumulation of tape in a closed loop tape transporter |
| 06/16/1987 | US4673991 Video signal recording and/or reproducing apparatus having a function of carrying out assembled recordings |
| 06/16/1987 | US4673809 Optoelectronic scanning arrangement wherein optical reflective markings form curvilinear arcs |
| 06/16/1987 | US4673145 Cassette holder in recording and reproducing apparatus for magnetic tape cassette having underside-covering sliding shutter member |
| 06/16/1987 | EP0225733A1 Magnetic recording apparatus |
| 06/10/1987 | EP0225062A2 Attrition resistant catalysts, catalyst precursors and catalyst supports |
| 06/10/1987 | EP0224929A2 Apparatus and method for preventing unauthorized dubbing of a recording signal |
| 06/10/1987 | EP0224673A2 Video magnetic-tape apparatus |
| 06/10/1987 | EP0224498A1 Record playback counter |
| 06/09/1987 | US4672492 Magnetic head assembly for tape recorders having reversible tape motion |
| 06/09/1987 | US4672485 Separately pivoted hook arm arrangement for a cassette loading and unloading device |
| 06/09/1987 | US4672484 Tape player changing mechanism |
| 06/09/1987 | US4672479 Tape loading/unloading arrangement for magnetic recording and/or reproducing apparatus |
| 06/09/1987 | US4672478 Loading and ejection mechanism for tape player |
| 06/09/1987 | US4672477 Cassette tape deck |
| 06/09/1987 | US4672476 Magnetic tape recording and/or reproducing apparatus |
| 06/09/1987 | US4672475 Portable video tape recorder having a vibration detector |
| 06/09/1987 | US4672474 Synthetic control track signal producing apparatus for video tape machines |
| 06/09/1987 | US4672469 Delay time adjusting system for video signal reproducing apparatus having heads scanning across multiple tracks |
| 06/09/1987 | US4672325 Clock frequency detection circuit |
| 06/09/1987 | US4672274 Motor control circuit for video tape recorders |
| 06/03/1987 | EP0224465A2 Variety mode selection device and process for automatic changer apparatus |
| 06/03/1987 | EP0224250A2 Optical recording medium and method and apparatus for correcting angular deviation thereof |
| 06/03/1987 | EP0224211A2 Head wheel arrangement for a recorder |
| 06/03/1987 | EP0224186A2 Tracking control method and device in rotary head type magnetic recording and reproducing apparatus |
| 06/03/1987 | EP0224035A1 Tape cassette with separate tape guide |
| 06/03/1987 | EP0223973A2 Method and apparatus for evenly winding magnetic tape |
| 06/03/1987 | EP0223952A1 Device for a video magnetic tape apparatus for optionally entraining control elements |
| 06/02/1987 | US4670866 Recording medium disk continuous-driving apparatus |
| 06/02/1987 | US4670800 Edge guided magnetic tape tracking |
| 06/02/1987 | US4670694 Capstan motor control circuit |
| 06/02/1987 | US4669686 Braking mechanism with different forces for opposite directions |
| 05/27/1987 | EP0223538A2 Plastic supply tape guide for videocassette |
| 05/27/1987 | EP0223236A2 Magnetic-tape apparatus |
| 05/27/1987 | EP0223172A2 Method for recording signals on a magnetic tape |
| 05/27/1987 | EP0222854A1 Telecontrol unit for leisure electronic apparatuses. |
| 05/27/1987 | EP0222820A1 Flux sensitive tracking. |
| 05/27/1987 | EP0222762A1 Robotic materials handling system. |
| 05/27/1987 | DE3541580A1 Drive for video recorders |
| 05/27/1987 | DE3541449A1 Mechanical actuating device for functionally correct fast running in an audio-tape apparatus with reverse operation |
| 05/27/1987 | CN86107532A Information recording and/or reproducing apparatus |
| 05/26/1987 | US4669019 Magnetic head drum assembly |
| 05/26/1987 | US4669017 Cleaning cassette |
| 05/26/1987 | US4669012 Head apparatus for a cassette tape recorder |
| 05/26/1987 | US4669006 Tape player |
| 05/26/1987 | US4669005 Reproducing apparatus |
| 05/26/1987 | US4669002 Multiple magnetic head rotary transducer drum for simultaneous recording and reproducing |
| 05/20/1987 | EP0222449A2 Drive device for a winding mandril of a recording and/or reproducing apparatus for a tape-like record carrier |
| 05/20/1987 | EP0222235A2 Speed control |
| 05/20/1987 | EP0222177A1 Device for locking the hub of a tape reel on a rotating shaft |
| 05/20/1987 | EP0222111A1 Video magnetic tape apparatus |
| 05/20/1987 | CN86107865A Tape tension controller for cassete recording/reproducing equipment |
| 05/19/1987 | US4667314 Compact disc player for playing a sequence of discs and selecting a sequence of stored programs in each disc to be played |
| 05/19/1987 | US4667261 Tape guide system for magnetic tapes, especially video tapes |
| 05/13/1987 | EP0221762A2 Transport for tape cartridge with leader block |
| 05/12/1987 | US4665452 Cassette ejector for video cassette recorder |
| 05/12/1987 | US4665451 Servo with impulse relay for a magnetic-tape-cassette apparatus |
| 05/12/1987 | US4665450 Helical scan type magnetic recording and/or reproducing apparatus |
| 05/12/1987 | US4665449 Rotating head type reproducing apparatus |
| 05/12/1987 | US4665447 Method and apparatus for recording a digital information signal and tracking pilot signals at different locations in the track |
| 05/12/1987 | US4665446 Magnetic recording and reproducing apparatus |
| 05/12/1987 | US4665443 Signal recording and reproducing apparatus |
| 05/12/1987 | US4665353 Microprocessor controlled D.C. motor for controlling tape feeding means |
| 05/12/1987 | US4664337 Cassette tape recording and/or reproducing apparatus accommodating cassettes of different sizes |
| 05/12/1987 | US4664336 Motor control apparatus for reel-to-reel tape drive system |
| 05/12/1987 | US4664327 Reel hub latch |