| 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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| 05/09/1991 | CA2013181A1 Data and mechanism protection method |
| 05/08/1991 | EP0426654A2 Fully automatic tape archive system |
| 05/08/1991 | EP0426456A2 Automatic storage installation for information recording media |
| 05/08/1991 | EP0426236A2 Magnetic tape cassette apparatus with a manually-operated cassette drive |
| 05/08/1991 | EP0425705A1 Helical scan-type rotary head drum unit |
| 05/08/1991 | DE3937028A1 Electrical bell with memory and playback facility - uses endless loop cassette with microphone to provide variety signals |
| 05/08/1991 | CN2076702U Radio cassette recorder power capable of cutting off ac when stopping |
| 05/08/1991 | CN1051260A Recorder with winding and tape drive |
| 05/08/1991 | CN1051259A Device of eliminating tape flabby for tape recorder |
| 05/07/1991 | US5014141 Low profile, high-capacity streaming tape drive |
| 05/07/1991 | US5014140 Apparatus for drawing out tape from a cassette |
| 05/07/1991 | US5013580 Video recording/play-back head, method for making it and apparatus applying said method |
| 05/07/1991 | US5012989 Apparatus and method for tape velocity and tension control in a capstanless magnetic tape transport |
| 05/07/1991 | US5012919 Apparatus for storing piece goods |
| 05/07/1991 | CA1283973C Index signal detecting system |
| 05/07/1991 | CA1283868C Recording and/or reproducing apparatus with an adjustable shaft support |
| 05/07/1991 | CA1283866C Method and apparatus for controlling dictation on or transcription from recording units in a dictation system |
| 05/02/1991 | WO1991006101A1 Variable-speed digital signal reproducing device |
| 05/02/1991 | WO1991006100A1 Cassette changer |
| 05/02/1991 | EP0424656A1 Videorecorder comprising a device for storing the table of contents of a cassette magazine containing a plurality of magnetic tape cassettes and for numbering these magnetic tape cassettes |
| 05/02/1991 | EP0424469A1 System and process for vcr scheduling. |
| 05/02/1991 | EP0424443A1 Device for making time-independent a tape recording device and a tape reading device. |
| 05/02/1991 | DE4032986A1 Tape player with rapid rewind - has movement of latter to control head switching device with detection of recording signal interval |
| 05/02/1991 | DE3935631A1 Recorder mit einem wickel- und bandantrieb Recorder with a winding and tape drive |
| 05/01/1991 | CN1012541B Jam magnetic tape driving device |
| 04/30/1991 | US5012463 Optical read/write storage system for flexible media having bernoulli stabilization at the optical head |
| 04/30/1991 | US5012373 Apparatus for positioning a magnetic head on a head drum |
| 04/30/1991 | US5012364 Tape-loading mechanism for a magnetic recording/reproducing apparatus for selective use of tape cassettes of two different sizes |
| 04/30/1991 | US5012358 Tracking control apparatus for use with magnetic tape having video track and control track |
| 04/30/1991 | US5012356 Switching circuit |
| 04/25/1991 | DE4019251A1 Peripheral velocity switching device for tape player reel disc - has braking device cooperating with driven supply reel or take-up reel |
| 04/24/1991 | EP0423883A2 Tape apparatus and pinch roller arrangement for it |
| 04/24/1991 | EP0423770A2 Device for cleaning rotary magnetic head of magnetic recording and reproducing device and method of controlling same |
| 04/24/1991 | EP0423760A2 Auto reverse type tape player |
| 04/24/1991 | EP0423356A1 Video tape recording system with dubbing function and remote control transmitter therefor |
| 04/23/1991 | US5010437 Recording medium player apparatus |
| 04/23/1991 | US5010424 Recording apparatus for an information signal with a plural kinds of pilot signals using a plurality of heads |
| 04/23/1991 | US5010422 Driving system for endless video tape by one-touch timer |
| 04/23/1991 | US5010421 Variable speed sound reproducing apparatus for sound reproduction and review system |
| 04/18/1991 | WO1991005437A1 Device for programmed recording by recognition of reference signals |
| 04/18/1991 | WO1991005349A1 Apparatus and methods to facilitate tape cassette rental for counting tape usage |
| 04/18/1991 | WO1991005348A1 Apparatus for magnetically determining the status of a cartridge in a magnetic recorder |
| 04/18/1991 | WO1991005346A1 Autoloader for magnetic tape cartridges |
| 04/18/1991 | WO1991004930A1 Autoloader magazine for tape cartridges and method therefor |
| 04/17/1991 | EP0422670A2 Tape loading device of a video tape recorder |
| 04/17/1991 | EP0422642A2 Tape loading device of magnetic recording/reproducing apparatus |
| 04/17/1991 | EP0287593A4 Substituting soundtrack |
| 04/17/1991 | EP0248903B1 Process and circuit for compensating changes in the parameters of an optical emitter and an optical receiver in an optical scanner |
| 04/17/1991 | CN1012399B Apparatus for storing and feeding endless tape and recorded tape duplicator system utilizing same |
| 04/16/1991 | US5008769 Rotary head type magnetic recording/reproducing device |
| 04/16/1991 | US5008766 Tape cassette attachment device with closure plate actuated insertion sensor |
| 04/16/1991 | US5008764 Rotary head type digital signal reproducing apparatus with slow tape speed mode and improved tracking control |
| 04/16/1991 | US5008763 Rotation control device for a rotary head in a magnetic recording and reproducing device |
| 04/16/1991 | US5008762 Parallel and continuous playback circuit for an audio cassette deck of the double-deck type |
| 04/16/1991 | US5007600 Two stage reel mechanism for tape recorder |
| 04/13/1991 | WO1991006167A1 Method and device for producing a substantially continuous composite video signal |
| 04/11/1991 | DE3933121A1 Tape guide for magnetic tape recorder - has pins on carriages moved by flexible coil drive |
| 04/10/1991 | EP0421732A2 Information data recording/reproducing apparatus |
| 04/10/1991 | EP0421417A2 Magnetic recording and reproducing apparatus |
| 04/10/1991 | CN2074929U 磁带录音机 Tape recorder |
| 04/09/1991 | US5006941 Reversible drive mechanism for a tape recording apparatus |
| 04/09/1991 | US5006940 Automatic changer for digital audio cassette tape player |
| 04/09/1991 | US5005748 Impedance roller structure for VCR |
| 04/09/1991 | US5005745 Apparatus for preventing tape from being rolled |
| 04/09/1991 | CA1282764C Limited play tape cassette system |
| 04/04/1991 | WO1991003126A3 Process and device for sender-side controlled operation of a receiver-side appliance |
| 04/03/1991 | EP0420280A2 Digital information signal reproducing apparatus for reproducing digital audio signal at the reproducing speed different from the recording speed |
| 04/03/1991 | CN1050455A Method and installation for copying magnetic tapes |
| 04/03/1991 | CN1012306B Magnetic tape cassette loading system in recording and/or reproducing apparatus |
| 04/03/1991 | CN1012305B Magnetic-tape-cassette apparatus comprising motor-driven axially movable servo rod |
| 04/02/1991 | US5005099 Method and apparatus for the prevention of fast-forwarding of a video cassette tape |
| 04/02/1991 | US5005094 Mode changeover mechanism with flat cam surface for a tape player |
| 04/02/1991 | US5005091 Cassette loading apparatus with single switch control |
| 04/02/1991 | US5005090 Automatic cassette tape changer |
| 04/02/1991 | US5004393 Autoloader magazine for tape cartridges and method therefor |
| 03/28/1991 | DE3931342A1 Video signal reproduction for magnetic tape recorder - setting respective positioners to first oblique track with half-frame signal(s) |
| 03/27/1991 | EP0419195A2 Cassette holder for tape player |
| 03/27/1991 | EP0419149A2 Method and apparatus for effecting fuzzy control |
| 03/27/1991 | EP0419012A2 Information recording/reproducing apparatus |
| 03/27/1991 | CN1012230B Drum assembly in magnetic recording/reproducing apparatus and manufacturing method therefor |
| 03/27/1991 | CN1012229B Positioning transportation tape for positioning reproducing many of disc records and simple gramophone |
| 03/26/1991 | US5003424 Apparatus for changing the helix angle of magnetic tape relative to a rotary head scanner |
| 03/26/1991 | US5003418 Reel-driving clutch assembly for a magnetic recording and reproducing apparatus |
| 03/26/1991 | US5003417 Magnetic tape cassette |
| 03/26/1991 | US5003416 Magnetic tape free end threading assisted by air flow between reels |
| 03/26/1991 | US5003414 Digital signal reproducing apparatus having improved pilot level compensation control |
| 03/26/1991 | US5003413 Tracking control circuit of helical scanning magnetic tape apparatus |
| 03/26/1991 | US5003411 Method for recording/reproducing and searching digital signals using a helical scan type rotary head |
| 03/21/1991 | WO1991003811A1 Tape position adjustment mechanism |
| 03/20/1991 | EP0417266A1 Magnetic head contour utilizing facets for air film skiving |
| 03/20/1991 | EP0417158A1 Method for writing and means for reading position-indicating markers on tape |
| 03/20/1991 | CN1050106A 磁带录音机 Tape recorder |
| 03/19/1991 | US5001774 Stereo headphone remote control circuit |
| 03/19/1991 | US5001688 Apparatus for playing record carriers using playing frequency ranking |
| 03/19/1991 | CA1281705C Process for lubricating accessories of cassettes containing magnetictapes |
| 03/13/1991 | EP0416706A1 Device for programming a video recorder comprising the device |
| 03/13/1991 | EP0416695A1 Circuit for detecting pulses, and video recorder comprising the circuit |
| 03/13/1991 | EP0416563A2 Rotary head type magnetic tape recording and reproducing apparatus |
| 03/13/1991 | EP0264375B1 Method and device for the electronic processing of stored video signals |
| 03/13/1991 | EP0035539B1 High capacity data cartridge system |