| Patents for G11B 17 - Guiding record carriers not specifically of filamentary or web form, or of supports therefor (20,090) |
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| 01/17/1990 | EP0351191A2 Recording and/or reproducing apparatus including a cartridge loading device |
| 01/17/1990 | EP0351032A2 Optical disk player |
| 01/16/1990 | US4894738 Disk storage drive |
| 01/16/1990 | US4894732 Programmed reproduction system for still picture recording/reproduction device |
| 01/09/1990 | US4893295 Front loading disk player |
| 01/09/1990 | US4893294 Disk player and disk playing method in which tracking miss tolerance is adjusted |
| 01/09/1990 | US4893293 Method for operating multidisk player |
| 01/09/1990 | US4893210 Computer disk drive assembly having a resiliently supported separable disk pack unit |
| 01/03/1990 | EP0349433A1 Method and device for controlling stores |
| 01/03/1990 | EP0349279A2 Arrangement of recording/reproducing apparatus |
| 01/02/1990 | CA1264197A1 Device for opening and closing a shutter member of a disk cartridge |
| 12/27/1989 | EP0348197A2 Linear motor locking mechanism in a disc unit |
| 12/27/1989 | EP0347812A2 Disc drive apparatus |
| 12/26/1989 | US4890276 Optical disc player |
| 12/26/1989 | US4890175 Recording medium mounting means and recording or reproducing apparatus incorporating same |
| 12/21/1989 | DE3919476A1 Flexible magnetplatte Flexible magnetic plate |
| 12/20/1989 | EP0346439A1 Low drag stabilizer device for stabilizing the interface between a transducer and a moving medium. |
| 12/19/1989 | US4888751 Image information processing apparatus |
| 12/14/1989 | WO1989012298A1 Multiple-player disc-changer apparatus |
| 12/14/1989 | EP0302893A4 Wipers for pair of stabilized magnetic disks. |
| 12/13/1989 | EP0222820B1 Flux sensitive tracking |
| 12/13/1989 | CN1006100B Electro-optical device |
| 12/12/1989 | US4887176 Double-sided magnetic recording device supporting two transducers in fixed relation |
| 12/12/1989 | US4887174 Device for loading recording-medium housing case |
| 12/06/1989 | EP0344814A2 Automatic changer-system for information carriers |
| 12/06/1989 | EP0344254A1 Spacer for disks in a disk drive |
| 11/30/1989 | DE3908150A1 Optisches oder magnetooptisches datensystem Optical or magneto-optical data system |
| 11/30/1989 | DE3816975A1 Disk drive of a data storage device |
| 11/30/1989 | DE3816832A1 Process of the transmission of information stored in a CD(V) auxiliary channel |
| 11/29/1989 | EP0343982A2 Apparatus for recording and/or reproducing information |
| 11/29/1989 | EP0303670A4 Hard disk drive module and receptacle therefor. |
| 11/23/1989 | DE3816398A1 Device for loading and unloading drives of a data processing system with data storage units, such as magnetic tapes, storage disks and similar data media, which are stored in storage positions |
| 11/21/1989 | US4882722 Front loading disk player |
| 11/21/1989 | US4882719 Disk playing method for disk player |
| 11/21/1989 | US4882643 Disc drive motor |
| 11/21/1989 | US4881745 Mechanical plate clamp |
| 11/21/1989 | CA1263182A1 Magnetic head supporting device |
| 11/15/1989 | EP0341804A2 Disk pack disk spacer ring |
| 11/14/1989 | US4881218 Apparatus for adapting the diameter of a disk-like recording medium |
| 11/14/1989 | US4881215 Optical recording medium and method for correcting angular deviation thereof |
| 11/14/1989 | US4881204 Optical reading or writing apparatus |
| 11/14/1989 | US4881141 Driving apparatus for a magnetic head |
| 11/08/1989 | EP0232340B1 Device for securing compact discs on vertical playback decks |
| 11/07/1989 | US4879705 Automatic loading disc player |
| 11/07/1989 | US4879616 Magnetic disc pack loading mechanism |
| 11/07/1989 | US4879615 Cartridge transfer mechanism for a disk file apparatus |
| 11/07/1989 | CA1262774A1 Disc player |
| 11/02/1989 | EP0339651A2 Disc cartridge |
| 11/02/1989 | DE3812963A1 Annular plate for insertion of a recording carrier in disk form |
| 11/01/1989 | CN1036854A Disc changer and disc player comprising the disc changer |
| 10/31/1989 | US4878139 Loading apparatus for a magnetic disk cartridge |
| 10/31/1989 | US4878138 Recording medium loading mechanism for guiding a recording medium to a recording/reproducing position |
| 10/31/1989 | US4878137 Disk file device |
| 10/25/1989 | EP0190329B1 Video disk apparatus providing organized picture playback |
| 10/24/1989 | US4876623 Magnetic disc device with gimbal spring having variable elastic characteristics |
| 10/24/1989 | US4876619 Disk cartridge having shutter and a device for opening and closing the shutter |
| 10/24/1989 | US4875276 Method of producing magnetic head device |
| 10/19/1989 | WO1989009987A1 Magnetic recording device using circumferentially offset heads with double sided media |
| 10/17/1989 | US4875121 Magnetic head supporting device |
| 10/17/1989 | US4875118 Reducing harmful runout in a rigid magnetic disk through use of shims |
| 10/17/1989 | US4874976 Spindle motor for driving discs |
| 10/11/1989 | EP0336761A2 Position detecting device with means for switching a plurality of alternating signals having different phases |
| 10/11/1989 | EP0336495A1 Disc changer, and disc player comprising the disc changer |
| 10/11/1989 | EP0336423A2 Magneto-optical disk device |
| 10/11/1989 | CN1036284A Storage case for plurality of record-carrier discs, in particular optical discs |
| 10/10/1989 | US4873596 Magnetic disk drive apparatus |
| 10/10/1989 | US4873595 Apparatus for positioning a magnetic disk on a disk drive |
| 10/10/1989 | US4873594 Disk spacer ring having air pumps |
| 10/10/1989 | US4873513 Automated map display system |
| 10/05/1989 | DE3908032A1 Disc cartridge with an optical disc |
| 10/04/1989 | EP0335465A2 Optical information recording disc and apparatus for driving the disc |
| 10/03/1989 | US4872076 Recording and/or reproducing apparatus |
| 09/27/1989 | EP0334446A1 Loading mechanism and recording and/or reproducing apparatus comprising such a loading mechanism |
| 09/26/1989 | US4870636 Optical information processing apparatus and cleaning cartridge |
| 09/26/1989 | US4870631 Optical turntable system with reflected spot position detection |
| 09/26/1989 | US4870518 Removable cartridge disc drive with radial arm voice coil actuator |
| 09/21/1989 | WO1989008918A1 Disk magazine and disk loading device |
| 09/20/1989 | EP0333431A2 A transducer/recording medium stabilizing device |
| 09/19/1989 | US4868805 Inspection apparatus |
| 09/19/1989 | US4868701 Recording disc assembly |
| 09/14/1989 | DE3906907A1 Record player with a fastening device for the signal pick-up |
| 09/13/1989 | EP0332171A2 Disc player |
| 09/13/1989 | EP0331839A2 Automatic loading disc player |
| 09/13/1989 | CN1035577A System for transferring information using information carrier |
| 09/12/1989 | US4866697 Information memory medium |
| 09/12/1989 | US4866693 Information processing apparatus |
| 09/12/1989 | US4866247 Apparatus and method of short circuiting arc welding |
| 09/08/1989 | WO1989008313A1 Disk drive apparatus |
| 09/08/1989 | WO1989008306A1 Removable cartridge disc drive with radial arm voice coil actuator |
| 09/06/1989 | EP0331663A2 Automatic disc centering mechanism |
| 09/06/1989 | EP0331389A2 Assembly of a disc, a cartridge and an adapter and adapter therefore |
| 09/06/1989 | EP0330731A2 Front loading disk player |
| 09/05/1989 | US4864551 Multi-disk player system |
| 09/05/1989 | US4864443 Disc clamping device |
| 09/05/1989 | US4864442 Magnetic read/write apparatus |
| 09/05/1989 | US4864441 Player apparatus for a flexible disc housed in a cassette |
| 09/05/1989 | US4864440 Magnetic recording and reproducing apparatus |
| 08/30/1989 | EP0330271A1 Apparatus for playing record carriers |
| 08/30/1989 | EP0330267A1 Loading device and disc record player comprising the loading device |
| 08/29/1989 | US4862447 Optical record carrier with surface layer extending to the center of a substantially circular information track structure therein |