Patents for G11B 25 - Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing (7,037) |
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08/06/1991 | US5038240 Thin apparatus for etched on apparatus body recording medium with wiring pattern |
08/06/1991 | US5038239 Integrated electronic card-frame assembly for a rigid disk drive |
07/31/1991 | EP0439309A2 Apparatus for reproducing and amplifying sound |
07/31/1991 | CN1013418B Record disc replacing means for selective playing type sound reproducing |
07/25/1991 | WO1991011004A1 Disk file including means for ensuring disk/hub concentricity |
07/25/1991 | WO1991010995A1 Shaft mounting for a disk file |
07/23/1991 | US5034943 Information storage device |
07/23/1991 | US5034842 Carrier with thumb wind advance for videocassette |
07/23/1991 | US5034835 Disk drive having air filtration system |
07/23/1991 | US5034832 Adaptor for a small-sized tape cassette |
07/23/1991 | US5034831 Magnetic recording and reproducing apparatus having cassette discriminating means |
07/17/1991 | EP0437091A2 Disc player |
07/16/1991 | US5032939 Tape cassette loading system compatible with two different sized cassettes |
07/16/1991 | US5031851 Driving device for video cassette rewinder |
07/10/1991 | CN1052931A Method and means for balancing rotors |
07/10/1991 | CN1013157B Linear read write device and magnetic disk apparatus |
07/09/1991 | US5031061 Disk drive hub assembly |
07/09/1991 | US5031059 Rotating disk storage device with cooling gas flow control |
07/03/1991 | EP0435267A2 Cassette loading apparatus |
07/03/1991 | CN1052743A System for recording/reproducing signals on/from magnetic tape in cassettes |
07/02/1991 | US5029033 Tape recorder with a reduced thickness |
07/02/1991 | US5029027 Thermally predictable disk drive mechanism |
07/02/1991 | US5028829 Compact motor mount for cassette drive |
06/26/1991 | EP0434270A2 Balancing method and means for rotary units |
06/26/1991 | EP0434143A2 Arrangement comprising a magnetic tape cassette apparatus with a drive unit and a load mechanism for magnetic tape cassettes, and a magnetic tape cassette |
06/26/1991 | EP0434134A1 System for recording/reproducing signals on/from magnetic tape in cassettes |
06/25/1991 | US5027248 Magnetic recording and reproducing apparatus with a tape guide |
06/25/1991 | US5027242 Magnetic disk apparatus having at least six magnetic disks |
06/19/1991 | EP0305480A4 In-spindle motor assembly for disk drive and method for fabricating the same |
06/19/1991 | CA2032364A1 System for recording/reproducing signals on/from magnetic tape in cassettes |
06/18/1991 | US5025440 Dual side disc player having a pickup reversing mechanism |
06/18/1991 | US5025337 Recirculating air filter system for rotating disk drives |
06/18/1991 | US5025336 Disk drive apparatus |
06/18/1991 | US5025335 Architecture for 21/2 inch diameter single disk drive |
06/18/1991 | US5025334 Auto-loading transport for tape cartridge with tape access door and belt capstan roller |
06/18/1991 | US5025332 Recording-reproducing system having movable reel chassis |
06/18/1991 | US5025331 Tape casette loading system compatible with two different sized cassettes |
06/18/1991 | CA1285066C Recording and reproducing apparatus |
06/12/1991 | EP0432145A2 Magnetic disc device |
06/12/1991 | EP0431966A2 Cassette loading device for video cassette recorder |
06/05/1991 | CN1012766B Optical memory |
06/04/1991 | US5021908 Magnetic head component mounting system |
06/04/1991 | US5021905 Disk drive enclosure for minimizing stresses and a vibration damping seal therefor |
05/29/1991 | EP0429194A2 A mechanically compliant mount in a disk stack assembly |
05/29/1991 | EP0198093B1 Portable floppy disc auxiliary storage device |
05/22/1991 | EP0428291A2 Vibration damping disk drive seal |
05/22/1991 | EP0428290A2 Thermally predictable disk drive mechanism |
05/22/1991 | EP0427926A2 Disk drive having an electrically isolated disk stack |
05/21/1991 | US5018032 Audio reproduction device with head base moving mechanism |
05/21/1991 | US5018030 Cassette loading mechanism of a magnetic recording and reproducing apparatus |
05/21/1991 | US5016834 Adaptor for a small-sized tape cassette |
05/21/1991 | CA1284377C Modular structural disc drive assembly |
05/16/1991 | WO1991006954A1 Recorder with a winding and tape drive |
05/16/1991 | WO1991006953A1 Entertainment apparatus |
05/15/1991 | EP0427490A2 Disk drive apparatus |
05/14/1991 | US5016127 Mechanism for transporting and receiving large and small tape cassettes |
05/14/1991 | CA2021357A1 Mechanically compliant mount in a disk stack assembly |
05/08/1991 | EP0426414A2 Computer system capable of permitting replaceable connection of external storage device |
05/08/1991 | EP0426132A2 Improved retaining clamp for a disc storage apparatus |
05/08/1991 | DE3937028A1 Electrical bell with memory and playback facility - uses endless loop cassette with microphone to provide variety signals |
05/08/1991 | CN1051260A Recorder with winding and tape drive |
05/08/1991 | CN1012598B Hardware controlling method for"write enable" function of hard magnetic disk machine |
05/07/1991 | US5014141 Low profile, high-capacity streaming tape drive |
05/02/1991 | EP0424443A1 Device for making time-independent a tape recording device and a tape reading device. |
05/02/1991 | DE3935631A1 Recorder mit einem wickel- und bandantrieb Recorder with a winding and tape drive |
05/01/1991 | CN1051103A Magnetic disk storage apparatus |
04/30/1991 | US5012365 Magnetic disc filter apparatus |
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 | US5012359 Magnetic disk apparatus |
04/30/1991 | CA1283733C Direct access storage unit |
04/23/1991 | US5010426 Installation mechanism for removable computer drive module |
04/18/1991 | WO1991005334A1 Disc drive with spindle motor rotor configuration in a removable disc cartridge |
04/17/1991 | EP0363419A4 Latch mechanism for disk drives |
04/16/1991 | US5008573 Magnetic disk enclosure with detachable stator |
04/16/1991 | US5008552 Data recording and reproducing apparatus for an optical card |
04/11/1991 | CA2027197A1 Magnetic read and write head assembly |
04/09/1991 | US5006943 Disk storage drive |
04/02/1991 | CA1282492C Disk file with in-hub motor |
03/27/1991 | EP0419022A2 Disk storage apparatus |
03/20/1991 | EP0417110A1 Method of assembling a disk file. |
03/19/1991 | US5001691 High density optical storage device |
03/19/1991 | US5001667 Optical storage device |
03/19/1991 | US5001581 Disk storage drive |
03/12/1991 | US4999724 Disk drive having an electrically isolated disk stack |
03/12/1991 | US4998686 Mechanical structure for video tape rewinder |
03/06/1991 | EP0415492A2 Recording and/or reproducing apparatus |
03/06/1991 | CN1011925B Recording and reproducing apparatus |
02/27/1991 | EP0414544A2 Carrier with external interlock for videocassette |
02/27/1991 | EP0414543A2 Carrier with thumb wind tape advance for videocassette |
02/25/1991 | CA2020383A1 Carrier with external interlock for videocassette |
02/25/1991 | CA2020376A1 Carrier with thumb wind advance for videocassette |
02/21/1991 | WO1991002349A1 Architecture for 2-1/2 inch diameter single disk drive |
02/20/1991 | EP0412993A1 Tape drive machines. |
02/19/1991 | US4995025 Spherical pivoting actuator for read/record head |
02/19/1991 | US4994929 Automatic video tape converting device |
02/13/1991 | EP0412462A2 Audio/video apparatus with foldable flat screen |
02/12/1991 | US4992902 Cassette device for demagnetizing the magnetic head in a cassette-type recorder |
02/12/1991 | US4992894 Cassette loading mechanism |
02/06/1991 | EP0293494B1 Memorizing device with moving information carriers |
02/05/1991 | US4991211 Integrated driving system for signal-processing devices |