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Class Information
Number: 242/338.3
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) > With insertion responsive component > Releasable brake > Acting on plural coils
Description: Subject matter wherein the retarding member is adapted to operate within a cartridge containing separate supply and take-up coils.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7284722 |
Information recording medium |
Oct. 23, 2007 |
| 6637251 |
Hub lock releasing structure for a tape recorder and related method of fabrication |
Oct. 28, 2003 |
| 6588247 |
Hub lock releasing structure for a tape recorder and related method of fabrication |
Jul. 8, 2003 |
| 6446896 |
Tape cassette |
Sep. 10, 2002 |
| 6257780 |
Ink ribbon cartridge having one undetachable spool and idle rotation preventing structure |
Jul. 10, 2001 |
| 6215619 |
Tape cassette with reel brake release lever |
Apr. 10, 2001 |
| 5887813 |
Tape cassette having reel detent pivots formed with an axially extending groove for cooling the pivots at substantially the same rate as the cassette |
Mar. 30, 1999 |
| 5873537 |
Cassette for magnetic tape with a reel locking assembly having a resilient coil lock-engagement member |
Feb. 23, 1999 |
| 5860611 |
Tape cassette and recording and reproducing apparatus |
Jan. 19, 1999 |
| 5816520 |
Reel brake apparatus for a VCR |
Oct. 6, 1998 |
| 5791578 |
Recording medium device with memory terminals and shutter sized and shaped in relation thereto |
Aug. 11, 1998 |
| 5791577 |
Reel lock releasing apparatus for a magnetic recording/reproducing apparatus capable of operating dual sized cassettes |
Aug. 11, 1998 |
| 5758837 |
Tape cassette with anti-sticktion mechanism |
Jun. 2, 1998 |
| 5730381 |
Magnetic tape cassette with durable reel-locking member |
Mar. 24, 1998 |
| 5529256 |
Dual reel-locking mechanism for compact tape cassette |
Jun. 25, 1996 |
| 5505397 |
One-piece videocassette reel lock system |
Apr. 9, 1996 |
| 5506739 |
Tape cassette with slidably guided, spring-biased reel locking means |
Apr. 9, 1996 |
| 5449124 |
Reel lock mechanism for tape cassette |
Sep. 12, 1995 |
| 5436782 |
Magnetic-tape cassette and reel-locking device suitable for use in the magnetic-tape cassette |
Jul. 25, 1995 |
| 5435498 |
Reel lock device for a video tape cartridge |
Jul. 25, 1995 |
| 5433398 |
Tape cassette with reel lock mechanism |
Jul. 18, 1995 |
| 5412525 |
Tape cassette having a rockable finger for latching a slidable shutter |
May. 2, 1995 |
| 5402955 |
Reel-locking mechanism for compact tape cassette |
Apr. 4, 1995 |
| 5358194 |
Reel braking mechanism for two piece videocassette system |
Oct. 25, 1994 |
| 5354013 |
Tape cassette fast forward clutch |
Oct. 11, 1994 |
| 5348244 |
Tape cassette case having ridges bearing a sliding reel lock member |
Sep. 20, 1994 |
| 5342001 |
Tape cassette having a reel-locking or lid-locking device |
Aug. 30, 1994 |
| 5326047 |
Reel-locking mechanism for compact tape cassette |
Jul. 5, 1994 |
| 5276580 |
Tape cassette including a spool locking member |
Jan. 4, 1994 |
| 5255144 |
Brake device for tape reel in magnetic tape cassette |
Oct. 19, 1993 |
| 5224005 |
Tape reel locking and releasing device |
Jun. 29, 1993 |
| 5219130 |
Hub lock for video cassette |
Jun. 15, 1993 |
| 5210670 |
Reel brake operable from both sides of magnetic tape cassette |
May. 11, 1993 |
| 5198952 |
Ultra-compact cassette system having a reel brake mechanism |
Mar. 30, 1993 |
| 5143317 |
Tape cassette with dual hub lock torsion springs |
Sep. 1, 1992 |
| 4969611 |
Magnetic tape cassette |
Nov. 13, 1990 |
| 4918558 |
Magnetic tape cassette having reel locks controlled by an optical tape end detecting element |
Apr. 17, 1990 |
| 4903915 |
Tape cassette having means for locking reels thereof |
Feb. 27, 1990 |
| 4886220 |
Magnetic tape cassette |
Dec. 12, 1989 |
| 4874143 |
Tape cassette having rewind control mechanism |
Oct. 17, 1989 |
| 4850547 |
Magnetic tape cassette |
Jul. 25, 1989 |
| 4832285 |
Magnetic tape cassette |
May. 23, 1989 |
| 4801107 |
Cassette locking system |
Jan. 31, 1989 |
| 4757957 |
Tape cartridge |
Jul. 19, 1988 |
| 4742415 |
Magnetic tape cassette having a guided reel brake pawl |
May. 3, 1988 |
| 4742418 |
Tape cassette with means for limiting movement of reel brake |
May. 3, 1988 |
| 4739949 |
Wheel locks for video tape cassettes |
Apr. 26, 1988 |
| 4736903 |
Self-locking hub assembly for a compact audio tape cassette and method for assembly |
Apr. 12, 1988 |
| 4728056 |
Magnetic tape cassette with improved hub locking means |
Mar. 1, 1988 |
| 4719529 |
Magnetic tape cassette incorporating prevention of unwanted rotation during transportation |
Jan. 12, 1988 |
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