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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Inoue; Naoki
Address:
Kanagawa, JP
No. of patents:
27
Patents:












Patent Number Title Of Patent Date Issued
RE43454 Disc cartridge including an inner shell formed by severing a molded portion and a flanged thin-w June 5, 2012
The present invention is related to a disc cartridge in which an optical disc, an inner shell and shutter members are housed in a main cartridge body unit, formed by abutting and combining upper and lower shells and in which the inner shell is run in rotation to cause the shutter members
7619959 Optical head, optical recording medium recording and/or reproducing apparatus and recording and/ November 17, 2009
An optical disk drive (101) for optically recording and/or reproducing information signals is provided in which the power of a light beam emitted from an optical head (104) to an optical disk (102) is controlled by an optical-coupling efficiency varying elements (214, 215) correspond
7287265 Disk cartridge October 23, 2007
A disk cartridge housing an optical disk is provided, a rotation wheel is housed rotatably in a cartridge body and which houses the disk and has formed therein a second opening corresponding to a first opening and through which the housed disk is exposed to outside, and a pair of shu
7283730 Optical disc camcorder October 16, 2007
The present invention provides an optical disc camcorder unit having a base plate assembly loaded with an optical disc and a camcorder main body accommodating the base plate assembly, the base plate assembly is swingably set to the camcorder main body via a rotating shaft so that the
7278151 Disc cartridge October 2, 2007
A disc cartridge consisting of an upper shell and a lower shell and an inner rotor rotatably arranged between them for housing an optical disc. The lower shell has a bottom opening that is opened and closed by shutter members, the optical disc is upwardly supported by its central part on
7243361 Disk cartridge July 10, 2007
A disk cartridge including lower and upper shells, a rotation wheel housed rotatably in the cartridge and which houses a disk and has formed therein a second opening, corresponding to a first read/write opening in the lower shell, through which the housed disk is exposed to outside, a pa
7237248 Disk cartridge June 26, 2007
A slidable rotation of the inner shell to the outer shell causes slidable rotation of the shutter members to open or close the opening portion of the outer shell, and the disk cartridge is inserted into an insertion opening of the disk drive apparatus so that the disk-shaped recording
7231646 Disk-drive device June 12, 2007
A disc drive unit capable of simply performing an opening and closing driving of shutters by rotation of an inner rotor of a disc cartridge using the inner rotor is provided. A disc drive unit is constituted so as to open and close shutters (9, 10) by rotationally driving a partial gear
7210156 Disk cartridge April 24, 2007
A disk cartridge storing an optical disk includes a cartridge main body including a lower shell formed with a first opening and an upper shell abutted against the lower shell, a rotation wheel rotatably stored in the cartridge main body and storing the optical disk and formed with a seco
7159229 Disk cartridge January 2, 2007
Four positioning holes or grooves of the first to the fourth positioning portions are formed on a shell as positioning portions to a disk drive apparatus. When two directions perpendicular to the thickness direction of a disk-shaped recording medium are designated as an X direction and a
7151648 Disk cartridge December 19, 2006
A disk cartridge does not require a plate supporter for holding a chucking plate on an upper shell. In this disk cartridge, a chucking plate for chucking a disk on a turntable, driven by a spindle motor, is placed on the middle of the disk so the chucking plate is vertically movable
7127732 Disc cartridge including an inner shell formed by severing a molded portion and a flanged thin-w October 24, 2006
The present invention is related to a disc cartridge in which an optical disc, an inner shell and shutter members are housed in a main cartridge body unit, formed by abutting and combining upper and lower shells and in which the inner shell is run in rotation to cause the shutter members
7103900 Disc cartridge with crank-shaped dust intrusion prohibiting unit September 5, 2006
The present invention is relative to a disc cartridge in which an optical disc (3), an inner shell (4) and shutter members (5a), (5b) are housed in a main cartridge body unit (2), formed by abutting and combining upper and lower shells (6), (7), and in which the inner shell is run in
7103898 Method for producing inner shell for a disc cartridge September 5, 2006
A method for producing an inner shell used for a disc cartridge in which an optical disc, an inner shell and shutter members are housed in a main cartridge body unit. The inner shell provided in the main cartridge body unit includes a first molded portion, provided with an aperture, a se
7057854 Disk cartridge having a dust-proof shutter June 6, 2006
A disk cartridge housing in which a disk compartment is formed by combining an upper shell and a lower shell. The cartridge has an opening portion which overlaps with a shutter member to expose a part of the disk compartment. A convex rib and a concave groove arrangement is used betw
7051349 Disc cartridge, disc recording medium unit and disc recorder and/or reproducer May 23, 2006
The present invention relates to a disk cartridge in which a disk-like recording medium such as an optical disk, a magneto-optical disk and a magnetic disk is accommodated within a disk compartment of a cartridge housing, a disk recording medium device in which the disk-like recording
7017170 Disk cartridge with inner shell supported for rotation in guide groove formed in an upper shell March 21, 2006
The present invention is relative to a disc cartridge in which an optical disc (3), an inner shell (4) and shutter members (5a), (5b) are housed in a main cartridge body unit (2), formed by abutting and combining upper and lower shells (6), (7), and in which the inner shell is run in
7000240 Cartridge for exchangeably containing a disc February 14, 2006
A cartridge for encasing a disc replaceably, including a cartridge body (2) having a write/read opening (24) formed in the bottom thereof, an inner rotor (4) rotatably received in the cartridge body (2) and having formed therein an opening (44) corresponding to the opening (24), and a
6901602 Disk cartridge May 31, 2005
A disc cartridge having a disc accommodating chamber formed between an upper shell and an intermediate shell by overlaying the upper shell over an intermediate shell and a lower shell. The intermediate shell is rotatably supported by the upper and lower shells and an optical disc is
6900965 Disk cartridge May 31, 2005
A disk cartridge in which a pair of shutter members can be opened and closed smoothly and reliably, and a dust-proof property and an airtightness of a large opening portion can be increased by reducing a space between a pair of shutter members and a cartridge housing as much as possi
6898795 Disk drive unit May 24, 2005
A disk drive unit is provided that is capable of reasonably, smoothly opening/closing a shutter by rotation of an inner rotor. The disk drive unit is configured such that an inner rotor (4) is reasonably, smoothly rotated by sequentially engaging a shutter opening/closing starting pr
6874159 Cartridge for containing recording medium March 29, 2005
A cartridge for encasing optical discs of different diameters and thus permitting to load bare optical discs of different diameters into a disc cartridge-dedicated recorder/player. It includes a cartridge body (2) formed from an upper shell (6) having formed therein an insertion/removal
6700863 Disk cartridge March 2, 2004
A disk cartridge comprises a cartridge housing (12) having a disk compartment (16) formed therein by overlapping a pair of shells (13), (15), an optical disk (11) rotatably stored within the disk compartment (16) and a pair of shutter members (18a), (18b) attached to the cartridge ho
6700741 Disk cartridge with a plurality of shutter members March 2, 2004
A disk cartridge in which a pair of shutter members can be opened and closed smoothly and reliably, and a dust-proof property and an airtightness of a large opening portion can be increased by reducing a space between a pair of shutter members and a cartridge housing as much as possi
6590858 Disc cartridge July 8, 2003
A disc cartridge comprises a cartridge case in which a disc accommodating chamber is formed between an upper shell, an intermediate shell and a lower shell. The intermediate shell is held rotatably by the upper and lower shells without using a spring; and a pair of shutter members is
6438076 Information recording or information recording/reproducing device August 20, 2002
Disclosed is an information recording/reproducing device using an upright disk-like recording medium contained in a cartridge, wherein an objective lens is stably moved in the tracking direction with less undesirable displacement and also the entire optical head portion including the
6404720 Disk drive June 11, 2002
Disclosed herein is a disk drive which can automatically open and close a front door in loading and ejecting a disk cartridge without mechanically linking the front door to a loading mechanism. In raising and lowering the disk cartridge between a loading start position and a loading end










 
 
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