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Class Information
Number: 242/344
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 indicator or detector
Description: Subject matter wherein the cartridge includes a device for either: (a) measuring the length or other physical condition of the carrier, or (b) sensing a physical condition (e.g., completion of a winding or unwinding cycle or a particular type of cartridge).










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7377461 Tape-end sensor and a magnetic recording and reproducing apparatus having the same May. 27, 2008
7377460 Tape cartridge of compatible type May. 27, 2008
7287715 Magnetic tape cartridge Oct. 30, 2007
7191970 Magnetic tape cartridge Mar. 20, 2007
7052194 Apparatus and method for controlling a ribbon transport mechanism May. 30, 2006
7048219 Reel clutch of a tape recorder May. 23, 2006
7038879 Electric power supply device of a tape-end detecting sensor for a tape recorder May. 2, 2006
6955318 Tape cassette and tape unit Oct. 18, 2005
6918555 Cartridge Jul. 19, 2005
6719232 Magnetic tape cassette Apr. 13, 2004
6672527 Structure for identifying a recording medium cartridge Jan. 6, 2004
6607155 Magnetic tape cassette Aug. 19, 2003
6583955 Tape cassette having first and second write inhibit mechanisms Jun. 24, 2003
6490132 Tape cassette having first and second write inhibit mechanisms for cassette type discrimination Dec. 3, 2002
6305630 Magnetic tape having hexadecimal hole patterns Oct. 23, 2001
6227477 Data storage cassette and data recording and reproducing device May. 8, 2001
6160679 Recording medium device for use with a tape cartridge having an auxiliary memory viewable through a cartridge discrimination opening Dec. 12, 2000
6065701 Cassette label for cassette tape incorporating integrated circuit and antenna May. 23, 2000
6048595 Printed articiles having light-storing printed layers Apr. 11, 2000
6019302 Method and apparatus for indicating end of useful life for tape cartridges Feb. 1, 2000
5855333 Tape cartridge Jan. 5, 1999
5850980 Tape cassette Dec. 22, 1998
5850316 Tape cartridge and driving system having rotation detection unit for drive roll to maintain constant contact pressure with the capstan roll Dec. 15, 1998
RE35950 Recording medium cassette and a recording/reproducing apparatus Nov. 10, 1998
5807001 End of ribbon indicator for a cassette Sep. 15, 1998
5791578 Recording medium device with memory terminals and shutter sized and shaped in relation thereto Aug. 11, 1998
5786967 Tape cartridge including an indication device to distinguish between cartridges having different characteristics but nearly identical physical characteristics Jul. 28, 1998
5758836 Tape cartridge and method of making the same Jun. 2, 1998
5727887 Apparatus and method for performing a work operation with a consumable web Mar. 17, 1998
5725169 Cassette, storage case and label to be applied to such cassette and storage case Mar. 10, 1998
5692696 Recording and/or reproducing apparatus having reel mounts and reels mount cover Dec. 2, 1997
5657936 Tape reel position restricting assembly for tape cassette Aug. 19, 1997
5638228 Retroreflective marker for data storage cartridge Jun. 10, 1997
5622326 Dustproofing rib structure of tape cassette with lid Apr. 22, 1997
5579191 Prism for a data cartridge Nov. 26, 1996
5568898 Wrap around label Oct. 29, 1996
5541796 Cassette case board and release part for recording medium cassette Jul. 30, 1996
5522562 Tape cartridge and method of making the same Jun. 4, 1996
5506736 Memory arrangement for tape cassettes used in recording and/or reproduction Apr. 9, 1996
5494362 Thermal transfer printer and ink ribbon cassette for use in transfer printer Feb. 27, 1996
5474249 Method for producing tape leaders for hubs Dec. 12, 1995
5475555 Cassette condition indicating device having plug with multiple selectable positions Dec. 12, 1995
5448836 Tape cassette selection length marker Sep. 12, 1995
5395067 System for controlling tape traveling height and tape guide with tape edge detector therefor Mar. 7, 1995
5390870 Recording medium cassette and a recording/reproducing apparatus Feb. 21, 1995
5370332 Videocassette flange with time available gauge Dec. 6, 1994
5305171 Tape cassette speed-release clutch Apr. 19, 1994
5303876 Magnetic tape cassette Apr. 19, 1994
5295636 Cassette tape with subjectively determined stop position Mar. 22, 1994
5295637 Cassette lid-locking element with shutter portion for closing a light passage window Mar. 22, 1994

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