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| Number | Title | Issue Date |
| 6985328 | One and three quarters inch form factor tape cartridge autoloader The tape cartridge autoloader comprises a tape drive and up to eight respective storage positions for tape cartridges all located within a one and three-quarter inch form factor. A picker driven by a single first motor operated driving mechanism follows a U-shaped t... | 01/10/2006 |
| 6801383 | Method for calibrating a tape media using staggered calibration tracks A staggered calibration track comprising a plurality of calibration tracks for use positioning a tape drive tape head for reading and writing data to and from multiple data tracks. The staggered calibration track is written by positioning the write head to a predete... | 10/05/2004 |
| 6795309 | Tool-less field replaceable peripheral mounting system A peripheral mounting system for installing, removing and replacing peripheral devices from a chassis without the use of tools. A pair of side brackets secured to the chassis provide slots into which fasteners connected to the side of the peripheral device are insta... | 09/21/2004 |
| D496368 | Two-tone magnetic tape cartridge | 09/21/2004 |
| 6778387 | Thermal cooling system for densely packed storage devices A cooling system (27) for use with a storage system (10) having a storage device (18) includes a drive rail (22), a rail channel (24) that is adjacent to and at least partly bounded by the drive rail (22), and a fluid source... | 08/17/2004 |
| 6773281 | Strain relief for flexible circuit A flex circuit strain relief that routes and restrains flex circuits between a movable component and a stationary component. One end of the flex circuit is connected to the movable component that moves linearly up-and-down. The flex circuit strain relief routes the ... | 08/10/2004 |
| 6775092 | Lateral tape motion sensor A lateral tape sensor for a tape drive having a tape head that is not capable of moving vertically as quickly as tape media, wherein the sensor senses lateral movement of tape media as it moves along a tape path between a storage reel and a take-up reel. The lateral... | 08/10/2004 |
| D491564 | Tape cartridge | 06/15/2004 |
| 6729825 | Storage medium cartridge for use with a storage medium cartridge gripping assembly A storage medium cartridge that has a substantially rectangular housing with an aperture formed thereon is provided for use with a cartridge gripping assembly. The cartridge gripping assembly includes a gripping mechanism having a first end which releasably engages ... | 05/04/2004 |
| 6710969 | Rotary magazine tape storage system A tape storage system (10) includes a rack assembly (14), a plurality of cartridges (20), a first tape drive (66) and a second tape drive (106). The rack assembly (14) includes a rotatable magazine mount (22), a cartr... | 03/23/2004 |
| 6704171 | Apparatus and systems for lifting a tape drive transducer head Apparatus, methods, and systems are described for lifting a read/write head in a digital tape system. Headlift systems according to the present invention include a guide pin that is an element of a stepper motor, a bracket coupled with the head, and a sha... | 03/09/2004 |
| 6699013 | Forced air cooling fan having pivotal fan blades for unidirectional air flow The forced air cooling fan comprises a flat disk surface having a series of circumferentially spaced apertures each including a V-shaped fan blade connected across the aperture perpendicular to the periphery of the disk-shaped surface. The V-shaped fan bl... | 03/02/2004 |
| 6685122 | Tape drive leader connection sensing assembly A sensing assembly for use in determining if magnetic tape within a single reel tape cartridge property disconnects from a takeup reel within a tape drive during unloading of the tape cartridge, so that the tape cartridge can be removed from the tape driv... | 02/03/2004 |
| 6665137 | Method for locating data tracks on a tape media According to the present method a plurality of vertically adjacent reference tracks corresponding to a plurality of vertically adjacent data tracks are written to the tape media so that each data track includes a dedicated reference track that is used to ... | 12/16/2003 |
| 6618255 | Quick release fastening system for storage devices A fastening system (26) for a storage system (10) for fastening a storage device (24) to a housing assembly (52) includes a first fastener unit (450) having a fastener (506), and a release assembly (456). In a latched position (500), the fastener (506) se... | 09/09/2003 |
| 6618249 | Thermal cooling system for densely packed storage devices A cooling system (27) for use with a storage system (10) having a storage device (18) includes a drive rail (22), a rail channel (24) that is adjacent to and at least partly bounded by the drive rail (22), and a fluid source (20) that provides a fluid to ... | 09/09/2003 |
| 6611398 | Tape head with support bars A head for a tape drive system has a plurality of transducers formed on a substrate and protected by a cover bar, with a tie bar bonded to the cover bar. The tie bar extends along a tape-facing surface beyond the cover bar, enhancing the structural integr... | 08/26/2003 |
| 6606220 | Systems and methods for providing beginning-of-tape and end-of-tape indicators The invention relates to a method for creating beginning-of-tape (BOT) and end-of-tape (EOT) indicators on a magnetic tape by altering a discrete area or areas of the recording area or the non-recording area of a magnetic tape, such that the area or areas... | 08/12/2003 |
| 6606218 | Single tape cartridge interface having a cartridge reinsertion preventing mechanism in an automated autoloader/library system The single cartridge interface includes a cartridge stop link that cooperates with an interface door and doorstop to control the receipt of tape cartridges in the single cartridge interface. The cartridge stop link mechanically couples to tape cartridges ... | 08/12/2003 |
| 6600624 | Guiding method utilizing roller surface features A roller guiding method for delivery of magnetic tape media along a tape path between a tape drive employing a single reel and a tape cartridge employing a single reel. The roller guiding system comprises a plurality of guide rollers configured to adjust ... | 07/29/2003 |
| 6588694 | Take-up reel leader for DLT tape drive A tape drive (10) and cartridge (22) combination is provided herein. The tape drive (10) and cartridge (22) include an improved buckle (30) that securely couples a drive leader (32) of the tape drive (10) to a cartridge leader (28) of the cartridge (22) a... | 07/08/2003 |
| 6587305 | Tape head with transducer supports having raised, wear-resistant surfaces at edges of softer core A magnetic head is provided for use with magnetic recording media of varying stiffness. The head includes a first and a second elongated support spaced apart on a facing surface with support surfaces extending along a longitudinal axis. A core support is ... | 07/01/2003 |
| 6581865 | Retracting door assembly A retracting door assembly that overcomes the requirement for providing excessive area within the tape drive for the retracting door to open and close and for the retracting door during operation. When the tape cartridge is inserted into the tape drive, a... | 06/24/2003 |
| 6580582 | Cartridge magazine for a tape library The present invention is directed to a tape library (10) and a cartridge magazine (22) for transferring cartridges (24) to and from a tape library (10), without interrupting the operation of the tape library (10). The cartridge magazine (22) is sized and ... | 06/17/2003 |
| 6577469 | Variable width flat tape head for bi-directional contact recording and method for making the same A variable width flat tape head for bi-directional contact recording and method for making the same has significant advantages over both traditional contoured tape heads and single width flat heads for contact recording applications. The variable width he... | 06/10/2003 |
| 6568618 | Half-inch tape drive in half high form factor The half-inch tape drive comprises a novel takeup reel, tape deck, PC board packaging, loading mechanism, and housing. The takeup reel comprises a pair of segmented flanges that define a first and second tape containment section. The tape deck is approxim... | 05/27/2003 |
| 6570731 | System for detecting an edge of a moving data storage medium The system for detecting the edge of a moving data storage medium measures the ambient noise level of the magneto-resistive read head when the magneto-resistive read head is completely off the magnetic tape media. The system for detecting the edge of a mo... | 05/27/2003 |
| 6558774 | Multiple-layer backcoating for magnetic tape A magnetic tape comprises a substrate having on one side thereof a magnetic layer serving as a recording surface, and on the other side thereof at least two layers containing inorganic particles which serve as a non-recording surface, wherein said magneti... | 05/06/2003 |
| 6550710 | Tape cartridge leader for single reel tape cartridges having increased flexibility for improved performance The present tape cartridge leader includes a flex relief aperture, located in the body of the tape cartridge leader between the guide wings. This flex relief aperture enables the tape cartridge leader to bend in a tight radius as the tape cartridge leader... | 04/22/2003 |
| 6538841 | Cartridge stop/compression pad for a tape cartridge picker The cartridge stop/compression pad includes a beveled portion and a planar portion that permits the cartridge stop/compression pad to serve a dual function of compression pad and cartridge stop. During retrieval of tape cartridges from a single cartridge ... | 03/25/2003 |
| 6524689 | Castellation technique for improved lift-off of photoresist in thin-film device processing and a thin-film device made thereby A castellation technique for improved lift-off of deposited thin film on photoresist in thin-film device processing of particular utility in the production of magnetic data transducers and recording heads. By correctly designing the edge boundary of a pho... | 02/25/2003 |
| 6512644 | Method and apparatus for read-after-write verification with error tolerance A method and apparatus for Read-After-Write (RAW) verification with error tolerance is disclosed whereby upon read back of data from a medium, the actual read data can be compared to the actual write data, and the number of miscompares between the two can... | 01/28/2003 |
| 6508428 | Multi-purpose wide media cartridges and cartridge chassis subassemblies A universal tape path subassembly that forms a data storage tape supply and path and fits within tape cartridge housings of varying form factors. The universal subassembly includes registration datum features and surfaces that can be made accessible exter... | 01/21/2003 |
| 6488462 | Transport mechanism for a storage system The present invention is directed to a storage system (10) including at least two tape libraries (11) and a transport mechanism (22) for transferring cartridges (20) between the tape libraries (11). The transport mechanism (22) includes a frame (64), a tr... | 12/03/2002 |
| 6469867 | Floating tape head having side wings for longitudinal and azimuth play back with minimized tape wrap angle A tape recording and playback unit records and reads back data from tape either in a high track density standard format or alternatively reads back data from a tape previously recorded on another unit in accordance with a previous low density standard tra... | 10/22/2002 |
| 6445533 | Transfer linkage for a cartridge adapter of a tape drive A cartridge adapter (16) that allows for a smaller form factor cartridge (14) to be used with a tape drive (12) is provided herein. The cartridge (14) includes a cartridge reel (18) and a reel lock (22). The reel lock (22) is movable between a locked posi... | 09/03/2002 |
| 6442661 | Self-tuning memory management for computer systems A method of memory management in a computer system comprising memory. The method includes the steps of: in response to requests for allocation of memory blocks that remain allocated for different durations, allocating each memory block from one of a plura... | 08/27/2002 |
| 6427934 | Tape reel for minimizing print through A take-up reel for use in a tape drive for minimizing print through errors, or data transfer from one layer of tape on the take-up reel to an adjacent layer of tape on the take-up reel. The take-up reel is configured to allowing portions of the buckle, co... | 08/06/2002 |
| 6424499 | Flexible trace interconnect array for multi-channel tape head A flexible multi-channel trace interconnect array has a head end for electrically connecting write and read trace pairs respectively to write and read elements of a data transducer head, a body formed of a flexible dielectric material and carrying the wri... | 07/23/2002 |
| 6424496 | Variable width flat tape head for bi-directional contact recording and method for making the same A variable width flat tape head for bi-directional contact recording and method for making the same has significant advantages over both traditional contoured tape heads and single width flat heads for contact recording applications. The variable width he... | 07/23/2002 |
