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Class Information
Number: 242/342
Name: Winding, tensioning, or guiding > Unwinding and rewinding a machine convertible information carrier (e.g., magnetic tape or photographic film) > Cartridge system (i.e., cartridge work station or cartridge) > Coil-to-coil cartridge > With particular drive coupling
Description: Subject matter wherein special significance is attributed to a mechanism associated with a coil or a drive capstan within the cartridge to apply force to the elongated material to cause winding or unwinding.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7168655 Reel Jan. 30, 2007
6817562 Tape drive system with radial alignment feature Nov. 16, 2004
6655624 Cartridge engaging mechanism Dec. 2, 2003
6565030 Tape simulator of cassette type digital audio/video devices May. 20, 2003
6491247 Recording and/or reproducing apparatus including a reel disc having a magnetic circuit element and drive teeth realized by insert-molding Dec. 10, 2002
6484957 Tape cassette and combination structure of the tape cassette and driving device Nov. 26, 2002
6457664 Hybrid belt-driven data storage tape cartridge Oct. 1, 2002
6311917 Tape reel for tape cassette Nov. 6, 2001
6305631 Tape cartridge with remove to operate tape and hubs Oct. 23, 2001
6299087 Data cartridge having a reduced static charge Oct. 9, 2001
6205000 Composite data cartridge drive belt Mar. 20, 2001
6202951 Tape cartridge Mar. 20, 2001
6164579 Method for floating tape spools in fixed center drives Dec. 26, 2000
6086006 Evidence maintaining tape recording reels and cassettes Jul. 11, 2000
5996922 Belt-driven recording tape cartridge and roller for the same Dec. 7, 1999
5992782 Tape drive coupling apparatus Nov. 30, 1999
5901915 Magnetic-tape-cassette apparatus May. 11, 1999
5893526 Tape guides for data cartridges Apr. 13, 1999
5881960 Method and apparatus for increased mechanical stability of a tape and cartridge Mar. 16, 1999
5871166 Tape cassette and drive motor with rotor rotatably supported by cassette reel Feb. 16, 1999
5823455 Belt-driven data storage device with corner roller assemblies preselected to have different drag force profiles Oct. 20, 1998
5797556 Tape cartridge and method for producing same Aug. 25, 1998
5765772 Data cartridge corner roller with stepped bore Jun. 16, 1998
5758836 Tape cartridge and method of making the same Jun. 2, 1998
5755392 Tape cartridge with reduced tangential drive force May. 26, 1998
5730380 Reel table transferring mechanism for magnetic recording/reproducing apparatus Mar. 24, 1998
5722610 Belt-driven data cartridge with reduced tape pack deformation Mar. 3, 1998
5702065 Tape cartridge with reduced tangential drive force Dec. 30, 1997
5695143 Belt-driven tape cartridge having an idler roller near each corner Dec. 9, 1997
5695142 Tape cartridge drive belt having a low ratio of static to dynamic friction over extended use Dec. 9, 1997
5690292 Tape cartridge and method for manfacturing same Nov. 25, 1997
5671893 Data cartridge Sep. 30, 1997
5588606 Cover of tape cartridge and assembly method of same cartridge Dec. 31, 1996
5577681 Belt-driven data cartridge with pack belt Nov. 26, 1996
5562258 Belt driven cartridge for guiding tape with reduced offtracking Oct. 8, 1996
5522562 Tape cartridge and method of making the same Jun. 4, 1996
5516055 Tape tension enhancement for belt driven tape cartridge corner rollers May. 14, 1996
5433397 High speed tape transport system Jul. 18, 1995
5416659 Data storage cartridge having a case with recesses accommodating flanges of tape reels and a drive roller May. 16, 1995
5415361 Data cartridge May. 16, 1995
5409174 High speed transport cassette Apr. 25, 1995
5397072 Drive belt textured with bubble burst discontinuities for use in belt-driven recording tape cartridge Mar. 14, 1995
5374004 Low-friction, belt-driven tape cartridge Dec. 20, 1994
5372321 Tape transport apparatus having pulley and pulley drive motor provided to the same base and move together Dec. 13, 1994
5366172 Cine camera employing interchangeable film magazines with displacement of the spindles of the film take-off and take-up reels Nov. 22, 1994
5362009 Drive belt corner guide roller with structured inner surface for a data cartridge Nov. 8, 1994
5358193 Tape guide for a data cartridge Oct. 25, 1994
5354013 Tape cassette fast forward clutch Oct. 11, 1994
5351941 Constant force spring system Oct. 4, 1994
5351910 Dust free tape cassette and magnetic recording apparatus Oct. 4, 1994

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