| Patent Number |
Title Of Patent |
Date Issued |
| 7555765 |
Disk cartridge with an inner rotor |
June 30, 2009 |
| A disk cartridge is provided. The disk cartridge includes a cartridge case including an upper shell having an inner circumferential wall and a lower shell having a first opening for recording and/or playback; an inner rotor rotatably disposed in the cartridge case and having a second |
| 7218477 |
Information recording medium cartridge |
May 15, 2007 |
| An information recording medium cartridge is provided with a disc, a cartridge casing having the disc accommodated therein, first and second shutters movably mounted to the cartridge casing for opening and closing recording and/or reproducing openings arranged in right and reverse sides |
| 6965497 |
Information recording medium cartridge |
November 15, 2005 |
| An information recording medium cartridge is provided with a disc, a cartridge casing having the disc accommodated therein, first and second shutters movably mounted to the cartridge casing for opening and closing recording and/or reproducing openings arranged in right and reverse sides |
| 6964059 |
Disc cartridge having annular shaped mating projections |
November 8, 2005 |
| A disc cartridge accommodating an optical disc in a cartridge body. The disc cartridge includes a cartridge body formed by mating and joining upper and lower halves mated together. A plurality of fusing portions for mating and fusing the upper and lower halves are provided at positions |
| 6952327 |
Disk cartridge and manufacturing method thereof |
October 4, 2005 |
| A disk cartridge in which a disk is loaded is formed with composite synthetic resin including at least two types of thermoplastic resin, an anti-static polymer, and an inorganic filler, heat-deforming temperatures of at least two types of the thermoplastic resin mutually differing.The di |
| 6934962 |
Disc cartridge with mounting part of shutter slide portion arranged on stage of another shutter |
August 23, 2005 |
| An information recording medium cartridge with a disc, a cartridge casing having the disc accommodated therein, and a shutter slidably mounted to the cartridge casing. The shutter has a first shutter plate for opening and closing a recording and/or reproducing opening of the cartridge ca |
| 6925648 |
Disc cartridge |
August 2, 2005 |
| A disc cartridge accommodating an optical disc in a cartridge body. This disc cartridge is provided with a cartridge body formed by mating and joining a pair of upper and lower halves formed at the circumferential edges with rising circumferential walls which are mated to each other to |
| 6269074 |
Container casing for disc-shaped recording medium |
July 31, 2001 |
| A container casing exchangeably holding an optical disc that can be loaded on a disc drive device as it holds an optical disc. The container casing includes a casing main member having a disc housing section for holding the disc-shaped recording medium towards its major surface, an apert |
| 6112894 |
Disc medium accommodating case |
September 5, 2000 |
| Disclosed is disc medium accommodating case for conveying a large number of disc media, in which the embedding structure for the column for stacking the disc media and the case bottom plate member is improved, whereby a sturdy case is provided which is free from deformation or breakage d |
| 5996787 |
Cases for accommodating disc cartridges |
December 7, 1999 |
| A case for accommodating a disc cartridge includes a main body or cartridge accommodating part, a cartridge support arranged in the main body and including steps with increasing heights in due order, and partition plates arranged in the main body and corresponding to the steps of the car |
| 5931296 |
Accomodating case for disc cartridge |
August 3, 1999 |
| An accommodating case adapted for accommodating a disc cartridge therewithin. This accommodating case includes a bottom plate on which the disc cartridge is mounted, and a pair of side walls provided in a manner opposite to each other on the both sides of the bottom plate, and compri |
| 5805566 |
Disc cartridge |
September 8, 1998 |
| A disc cartridge which includes a mistaken recording inhibiting member, the mistaken recording inhibiting member having a mistaken recording inhibiting portion for closing a mistaken recording detection hole formed in the cartridge main body, an actuating portion for movement between a |
| 5572509 |
Method for mounting magnetic plate to disc substrate |
November 5, 1996 |
| A method for mounting a magnetic plate on a disc substrate. The method includes the steps of placing the magnetic plate within a housing recess formed in the disc substrate, abutting a horn of an ultrasonic wave generating unit generating torsional vibrations on a rim of the housing |
| 5378517 |
Optical disc having signal recording layer on each side and method for producing same |
January 3, 1995 |
| A double-side optical disc formed by a pair of optical disc halves bonded together, and a process for producing the double-side optical disc. An adhesive is applied to the disc halves, which are then bonded together at an angle relative to each other in which the direction of the adhesiv |
| 5323381 |
Disc for recording information signals |
June 21, 1994 |
| A disc for recording information signals includes a disc substrate of a synthetic resin having a center hole and an information signal recording layer formed on one major surface and a magnetic plate arranged on the major surface for closing the center hole. A recess for accommodating th |
| 5284538 |
Optical disc having signal recording layer on each side and method for producing same |
February 8, 1994 |
| A double-side optical disc formed by a pair of optical disc halves bonded together, and a process for producing the double-side optical disc. An adhesive is applied to the disc halves, which are then bonded together at an angle relative to each other in which the direction of the adhesiv |
