Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 23 - Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus
Patents for G11B 23 - Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus (25,121)
05/1985
05/21/1985US4519010 Driving mechanism for magnetic hard disc memories
05/21/1985US4518135 Slack limiter for a magnetic tape cassette
05/21/1985US4518134 Magnetic tape cassette
05/21/1985US4518084 Storage system for either boxed or unboxed cassettes
05/21/1985CA1187607A1 Information carrier disk with angular coding means and a system for driving said disk in rotation
05/15/1985EP0141578A1 Tape roller for a tape cassette
05/15/1985EP0141113A1 Container for flat record carriers
05/15/1985EP0141112A1 Storage arrangement for compact cassettes or compact discs
05/14/1985US4517617 Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same
05/14/1985US4517612 Reproducing apparatus with controlled gain output independent of tracking errors
05/14/1985US4516301 Method and apparatus for removing flash from a molded recorded disc
05/14/1985CA1187173A1 Recording tape cartridge
05/14/1985CA1187172A1 Recording tape cartridge
05/14/1985CA1187171A1 Leader block for single reel tape cartridge
05/14/1985CA1187170A1 Disc cartridge loading mechanism
05/08/1985EP0140636A1 Videocassette tape spool having economical wear button
05/08/1985EP0140635A1 Tape spool
05/08/1985EP0140630A1 Hinged visor-type door for tape cassette
05/08/1985EP0140583A1 Braking mechanism for cassette tape reel
05/08/1985EP0140193A1 Drive mechanism for fixed discs
05/07/1985US4516181 Tape cassette liner sheet arrangement
05/07/1985US4515879 Optical mass memory system using electrophotography
05/07/1985US4515331 Hub for magnetic tape cassettes, especially compact cassettes, and magnetic tape cassette possessing one or more such hubs
05/07/1985US4515330 Tape roller for a tape cassette
05/07/1985US4515323 Tape spool
05/07/1985US4515322 Reel for a magnetic tape
05/07/1985CA1186795A1 Recording and/or reproducing apparatus
05/02/1985EP0139625A1 Magnetic-record carrier
05/02/1985EP0139346A2 Diskette transport
05/02/1985EP0139181A1 Safety device for a video cassette
05/02/1985EP0139164A1 Storage container for compact cassettes
05/02/1985EP0139161A2 Storage device for disc-shaped record carriers
05/02/1985EP0139146A2 Recording disc cartridge
05/02/1985EP0138966A1 Video cassette play counting, storing and reading system
04/1985
04/30/1985US4514774 Method and an apparatus for extracting tape from a tape cartridge of the internal belt-drive type
04/30/1985US4513929 Magnetic tape cassette
04/30/1985US4513928 Magnetic tape cassette
04/25/1985WO1985001823A1 Warp resistant-dimensionally stable jacket for magnetic recording disk
04/24/1985EP0138576A2 Magnetic type cartridge carrier
04/24/1985EP0137965A2 Disc cartridge
04/24/1985EP0137929A1 Tinted tape cassette
04/23/1985US4513333 Diagnostic recording
04/23/1985US4513331 Method and apparatus for disk drive alignment
04/23/1985US4512904 In-cassette loading machine
04/23/1985US4512535 Tape cassette with clutch assembly
04/23/1985US4512534 Cassette reel lock
04/23/1985US4512527 Cassette loading apparatus
04/23/1985US4512470 Storage case for a magnetic-tape cassette
04/23/1985US4512469 Storage receptacle for electronic storage media
04/23/1985US4512468 Cassette storage device
04/23/1985CA1186051A1 Endless loop tape cartridge
04/17/1985EP0137310A1 Disc cartridge
04/16/1985US4511944 Magnetic disk cartridge
04/16/1985US4511099 Hub of a tape cassette
04/16/1985CA1185648A1 System and film gate for accurately imaging information on a film by a charged particle beam
04/11/1985WO1985001608A1 Modulable storage device for compact discs, magnetic recording cassettes and the like
04/10/1985EP0136849A1 Tape Cassette
04/10/1985EP0136753A1 Combination of a magnetic-tape cassette and a storage case for the cassette
04/10/1985EP0136507A1 Magnetic tape cassette
04/10/1985EP0136504A1 Tape cartridge
04/10/1985EP0136445A1 Transportsystem
04/09/1985US4510546 Flexible magnetic disc cassette
04/09/1985US4510545 Capstan cleaner for eight-track cassettes
04/09/1985US4510541 Magnetic disk storage unit with reciprocating magnetic head for cleaning the magnetic disc
04/09/1985US4510508 Optical disc pressure-collapsible cover
04/09/1985US4510279 Methacrylate resin composition for optical information recording medium
04/09/1985US4510187 Method for conditioning phonograph records
04/09/1985CA1185368A1 Magnetic tape cassette with color change type excess temperature indicator
04/03/1985EP0136041A1 Optical memory disc
04/02/1985US4509163 Process for producing a low hygroscopic methacrylic resin and information recording substrates made therefrom
04/02/1985US4509087 Tape grounding element in a magnetic-tape cassette
04/02/1985US4509086 Method and apparatus for loading and registering a diskette in a diskette drive
04/02/1985US4507883 Three part diskette labeling system
04/02/1985CA1185012A1 Optical disc unit, fabrication method and cooperating write and/or read apparatus
04/02/1985CA1185009A1 Micro floppy disc cassette
04/02/1985CA1185007A2 Dictation display device
03/1985
03/28/1985WO1985001378A1 Microfloppy disc drive head cleaner
03/27/1985EP0135195A2 Magnetic tapecassette
03/27/1985EP0135020A1 Magnetic recording disks
03/27/1985EP0134917A2 Method of detecting specific data of a magnetic tape cassette
03/26/1985US4507769 Disc reproducing apparatus
03/26/1985US4507692 Tape cassette
03/26/1985US4506846 Tape cassette with separate tape guide
03/20/1985EP0134733A1 Cassette tape holder
03/20/1985EP0134640A1 Splicing apparatus and dispenser therefor
03/20/1985EP0134520A2 Magnetic tape cassette and storage case
03/20/1985EP0134404A1 Method and apparatus for target deactivation and reactivation
03/20/1985EP0134387A1 Magnetic-tape cassette, in particular a compact cassette
03/20/1985EP0134280A1 Storage unit for sound recording media
03/20/1985EP0134279A1 Storage container for magnetic tape cassettes
03/20/1985EP0134278A1 Container with a latching mechanism for storing record carriers
03/19/1985US4505498 Optically-readable cards
03/19/1985US4505440 Tape cassette
03/19/1985CA1184298A1 Optically readable information disc and method of manufacturing same
03/19/1985CA1184295A1 Tape cassette
03/12/1985US4504876 Miniature type tape cassette
03/12/1985US4504842 Radiation-sensitive record disc
03/12/1985US4504028 Recording tape cartridge
03/12/1985US4504027 Magnetic tape clamping device
03/12/1985CA1183952A1 Protection against the re-transfer of recorded information of a data carrier
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