| Patent Number |
Title Of Patent |
Date Issued |
| 7596796 |
Disk cartridge, and disk recording and/or reproducing device |
September 29, 2009 |
| A disc cartridge having rotatably housed an optical disc (2) is disclosed. The disc cartridge includes a main cartridge body unit (5) having an aperture for the head part (13) for exposing a portion of the optical disc to outside across the inner and outer rims of the disc. In one su |
| 7555763 |
Disk cartridge |
June 30, 2009 |
| A disc cartridge is provided. The disc cartridge in which is housed an optical disc includes a main cartridge body unit, rotatably housing an optical disc, and having an aperture for a head part for exposing a part of the optical disc to outside across the inner and outer rims of the |
| 7526783 |
Disk cartridge |
April 28, 2009 |
| A disk cartridge is provided which includes an optical disk (2), a cartridge body (5) having formed therein a head opening (13) through which a part of the optical disk (2) is exposed to outside in a range between the inner and outer radii thereof, a shutter member (15) supported mov |
| 7492547 |
Cartridge device with an ejection slider having a projection insertable into a positioning reces |
February 17, 2009 |
| A cartridge device has a recording and reproducing unit for recording an information signal on and/or reproducing an information signal from a recording medium of a recording medium cartridge, the case having a positioning hole. A chassis of the device has a base and a projection pro |
| 7356827 |
Disk cartridge |
April 8, 2008 |
| A disc cartridge is provided. The disc cartridge includes an optical disc and a main cartridge body unit rotatably housing the optical disc. A lateral surface of the main cartridge body unit as an inserting end of the main cartridge body unit into the recording and/or reproducing app |
| 7263708 |
Cartridge type recording medium, associated apparatus and methodology of disc detection |
August 28, 2007 |
| A recording medium is provided wherein type determination and writing possibility determination is enabled for various types of disks. Opening and closing structure functions to open and close a detection hole of a cartridge. The structure forms a plane substantially horizontal level |
| 7224656 |
Disc detection device and associated method |
May 29, 2007 |
| A disc drive apparatus is provided which determines a recording medium enabling type and recordability for various types of discs. The discs are housed in a cartridge and each cartridge has at least a first and second detection hole formed therein. The second detection hole (H1) is varia |
| 7107599 |
Recording medium driving device |
September 12, 2006 |
| A driving device includes a holder movably carried by a chassis and adapted for transporting a disc cartridge that the holder holds between an insertion/ejection position and a loading position, and an ejection lever for ejecting the disc cartridge from the holder. The driving device |
| 7100179 |
Recording medium driving device |
August 29, 2006 |
| A disc drive device for driving a disc held in a cartridge having a movable shutter includes a readout head radially movable on the disc and mounted on a chassis that also mounts a cartridge holder, a disc table on which the disc is loaded, a shutter mechanism for operating the shutter, |
| 7010799 |
Recording and/or reproducing apparatus |
March 7, 2006 |
| A recording and/or reproducing apparatus includes a holder for holding an inserted recording medium, a recording and/or reproducing section for performing recording on or reproduction from the recording medium, a chassis in which the recording and/or reproducing section is provided, |
| 7003786 |
Recording medium driving device |
February 21, 2006 |
| A driving device includes a holder (16) movably carried by a chassis (5) and adapted for transporting a disc cartridge the holder holds between an insertion/ejection position and a loading position, and an ejection lever (39) for ejecting the disc cartridge from the holder (16). The driv |
| 7003785 |
Recording medium driving device |
February 21, 2006 |
| A recording medium driving device includes a loading unit with a disc loaded on it, a head movement mechanism for moving the recording head toward and away from the disc, an ejection mechanism for ejecting a loaded disc, a driving gear rotated by a drive motor, a joint lever moved by |
| 6993778 |
Recording medium driving device |
January 31, 2006 |
| A driving device includes a holder (16) movably carried by a chassis (5) and adapted for transporting a disc cartridge the holder holds between an insertion/ejection position and a loading position, and an ejection lever (39) for ejecting the disc cartridge from the holder (16). The driv |
| 6978468 |
Recording medium driving device |
December 20, 2005 |
| A driving device includes a holder (16) movably carried by a chassis (5) and adapted for transporting a disc cartridge the holder holds between an insertion/ejection position and a loading position, and an ejection lever (39) for ejecting the disc cartridge from the holder (16). The driv |
| 6973661 |
Recording medium driving device |
December 6, 2005 |
| A driving device includes a holder (16) movably carried by a chassis (5) and adapted for transporting a disc cartridge the holder holds between an insertion/ejection position and a loading position, and an ejection lever (39) for ejecting the disc cartridge from the holder (16). The driv |
| 6934957 |
Recording medium driving device |
August 23, 2005 |
| A driving device includes a holder movably carried by a chassis and adapted for transporting a disc cartridge that the holder holds between an insertion/ejection position and a loading position, and an ejection lever for ejecting the disc cartridge from the holder. The driving device als |
| 6757236 |
Objective lens driving device with focusing coils and a tracking coil, and optical disc apparatu |
June 29, 2004 |
| An objective lens driving device in which an objective lens is driven by a magnetic circuit having a focusing coil and a tracking coil. The objective lens driving device is provided with a biaxial movable body that is supported by a support shaft so as to be slidable in the axial directi |
| 6208610 |
Adjustable optical pickup device with means for removing stray light |
March 27, 2001 |
| An optical pickup device including a light source, an objective lens for converging a light beam outgoing from said light source, a beam splitter arranged between the light source and the objective lens for splitting the light beam radiated from the light source from a light beam inciden |
| 5835475 |
Optical device and optical pickup device |
November 10, 1998 |
| An optical pickup apparatus has an optical system and an objective lens. The optical system has a semiconductor laser and an optical element. The semiconductor laser has an astigmatic difference in which an oscillated light beam has a light emission point in a semiconductor junction plan |
| 5768237 |
Disc cartridge loading device with lid lock detection switch |
June 16, 1998 |
| A recording and/or reproducing apparatus for a recording medium which includes a main body on which the recording medium is loaded, a lid rotatably mounted on the main body for opening and closing a loading device of the main body on which the recording medium is loaded, wherein a lo |
| 5638351 |
Recording and/or reproducing apparatus for recording medium |
June 10, 1997 |
| A loading device for a recording medium which includes a manually operated ejection member, a lock member inhibiting dismounting of a loaded recording medium, an ejection transmission member mounted for movement between a transmission position to intrude into a movement trajectory of |
| 5583834 |
Mini disc player |
December 10, 1996 |
| A recording and/or reproducing apparatus for a recording medium including a head for reproducing the information on or from the recording medium, a movement mechanism for moving the recording medium between a first position enabling recording and/or reproducing of information signals by |
| 5504730 |
Disk cartridge loading mechanism for use in disk recording and/or regenerating device having a r |
April 2, 1996 |
| A cartridge loading mechanism includes a cartridge holder having one end rotatably supported to a chassis for loading and unloading a cartridge. A holder drive mechanism is for moving a fulcrum of the cartridge holder away from the chassis in accordance with rotation of the cartridge hol |
| 5485445 |
Disc driving apparatus having means for placing a read record head at a predetermined position i |
January 16, 1996 |
| A disc driving apparatus comprising an optical head as a record/reproduce means for recording information on and/or reproduce the same optically from a disc type recording medium;a feed motor as a feed means for moving the optical head toward the innermost or outermost region of the disc |
| 5153797 |
Head pad and process for production of same |
October 6, 1992 |
| A head pad having a drawing face which draws a flexible disk used for an electronic still camera, for example, by negative pressure and which is made so that the head, which moves along the radial direction of the disk so as to record or reproduce data on the disk, projects out on the dr |
