Abstract: A disk recorder/player (1) including a skew adjusting means of a thin design is provided which includes a base (101), a disk rotation driving mechanism (102) for an optical disk (4), an optical pickup (103), first and second guide shafts (105, 106) to support the optical pickup (103) at opposite ends of the latter, an optical pickup moving means (104) guided by the first and second guide shafts (105, 106) in moving the optical pickup (103) radially of the optical disk (4), an elastic member (126) put in contact with the first and second guide shafts (105, 106) to force the first and second guide shafts (105, 106) in a direction generally perpendicular to the main side of the optical disk (4), an adjusting screw (127) put into contact with the first and second guide shafts (105, 106) from the opposite side of the elastic member (126) to move the first and second guide shafts (105, 106) in a direction opposite to the direction of forcing by the elastic member (126), and a skew adjusting means (109) which adjust

Abstract: A disk drive device includes a housing provided with a disk slot in which a large-diameter disk-like recording medium is inserted and from which the recording medium is ejected, an eject arm that ejects the large-diameter disk-like recording medium, and a disk conveying mechanism that rotationally moves at least the eject arm to an ejection position of the large-diameter disk-like recording medium. The eject arm is provided with a stopper that prevents insertion of a small-diameter disk-like recording medium. When the eject arm is rotationally moved to the ejection position, the stopper is rotationally moved to a position where the stopper is brought into contact with a side on an insertion end side of the small-diameter disk-like recording medium when substantially the entire small-diameter disk-like recording medium is inserted from the disk slot.

Abstract: A disk recorder/player (1) including a skew adjusting means of a thin design is provided which includes a base (101), a disk rotation driving mechanism (102) for an optical disk (4), an optical pickup (103), first and second guide shafts (105, 106) to support the optical pickup (103) at opposite ends of the latter, an optical pickup moving means (104) guided by the first and second guide shafts (105, 106) in moving the optical pickup (103) radially of the optical disk (4), an elastic member (126) put in contact with the first and second guide shafts (105, 106) to force the first and second guide shafts (105, 106) in a direction generally perpendicular to the main side of the optical disk (4), an adjusting screw (127) put into contact with the first and second guide shafts (105, 106) from the opposite side of the elastic member (126) to move the first and second guide shafts (105, 106) in a direction opposite to the direction of forcing by the elastic member (126), and a skew adjusting means (109) which adjust

Abstract: A disc drive is disclosed. The disc drive includes: a housing into which a disc-shaped recording medium is inserted; a base unit including a disc mount, a disc rotation driving mechanism, an optical pickup, a pickup transferring mechanism, and a pivot support member, the components of the base unit being mounted integrally on a base; and a base lifting mechanism, wherein the pickup transferring mechanism includes a lead screw and a drive unit that rotates the lead screw, the drive unit being provided in the vicinity of the pivot support member.

Abstract: A recording/reproducing device includes a disc tray, a device body supporting the disc tray movably in an insertion-ejection direction, and a holding mechanism for holding the disc tray within the device body. The holding mechanism includes a bias member biasing the disc tray outward of the device body, an engagement pin extending through an opening of the device body near a sidewall thereof and engageable with the disc tray to hold the disc tray within the device body, and an engagement segment provided in the disc tray and engageable with the engagement pin. The engagement pin includes a flange portion fitted to a depressed portion of the opening, a pin body extending through the opening, and an engagement projection projected into the device body from the pin body and engageable with the engagement segment. The engagement projection is disposed on the pin body at a position biased towards the sidewall.

Abstract: A memory card drive is provided which can record a large amount of digital information. A plurality of memory card slots is provided in a memory card drive body having a memory interface. A plurality of memory cards is detachably accommodated in the memory card slots. Digital information is recorded into and played back from the memory cards through the memory interface.

Abstract: A recording medium driving device which records information in or reproduces information from the recording medium, includes a device body in which a recording medium is inserted and from which the recording medium is removed, a conveying mechanism that conveys the recording medium in a loading direction and an eject direction, a mounting section on which the recording medium is mounted, a conveyance arm that moves according to movement of the recording medium in the loading direction and the eject direction and conveys the recording medium, and a driving mechanism that has a driving source for imparting a driving force for moving the conveyance arm. The conveyance arm includes a contact section that brought into contact with the recording medium and an urging member that urges the contact section in the eject direction of the recording medium.

Abstract: A recording medium drive device includes: a holding unit configured to hold a recording medium inserted from a slot; a link mechanism including a plurality of arms turnably connected to each other; an eject lever activated in response to the turning motions of the link mechanism for pushing the recording medium to eject the recording medium from the slot; a drive source configured to supply a drive force for the turning operations of the link mechanism; an urging spring disposed in the link mechanism for applying an urging force in the ejecting direction to the recording medium when the recording medium is inserted from the slot; and position regulating means disposed at a position to suppress the urging spring for the recording medium, for regulating the arms of the link mechanism at the ejecting time.

Abstract: There is provided a disk drive in which a base lifting mechanism (93) makes a first disk chucking operation to place an optical disk (2) on a disk mount (27) by elevating at least a base (31) to a disk chucking position, lowers the base (31) to an intermediate position between the disk chucking position and a disk releasing position so that a disk rotation driving mechanism (28) spins the optical disk (2) which will thus take another phase, elevates the base (31) to the disk chucking position again, and makes a second disk chucking operation to place the optical disk (2) on the disk mount (27). Thus, the optical disk can positively be chucked onto the disk mount.

Abstract: The present invention relates to a disk drive apparatus or a base unit which can prevent contact between an FPC (flexible Printed Circuit board) and an optical disk. The FPC 116 is connected at one end portion thereof to an optical pickup 115 and is extended in one of feeding directions thereof (for example, in a substantially leftward direction), curved and turned back intermediately and then extended in the other one of the feeding directions (for example, in a substantially rightward direction). The top cover 117 is attached between the FPC 116 and the optical disk and covers part of the FPC 116. A guide part 118 is attached to a portion which corresponds to a framework of a dotted line on the lower face of the top cover 117 for guiding the posture of the FPC 116 so that a portion of the FPC 116 which is not covered with the FPC 116 and the optical disk are spaced away from each other. The present invention can be applied to a drive apparatus for an optical disk such as a DVD or a CD.

Abstract: The present invention is directed to an optical pick-up apparatus used for recording/reproduction of an optical disk, which comprises an optical pick-up (17) caused to undergo feed operation in the radial direction of optical disk (2), and for performing write or read operation of information signals with respect to the rotating optical disk, and a flexible printed wiring board (45) having one end portion (45a) connected to the optical pick-up, and the other end portion (45d) provided in a manner extended in the feed direction of the optical pick-up.

Abstract: The present invention is directed to a disk drive apparatus in which an optical disk (2) is detachably loaded, and comprises a casing (3) including a front panel (18) in which a disk insertion/withdrawal hole (19) of which length in length direction is caused to be substantially the same as the diameter of the optical disk, and a biasing member (70) for biasing plural rotational arms (61), (62) for holding the outer circumference of the optical disk therebetween in a predetermined direction in accordance with carrying position of the optical disk, wherein, between the disk insertion/withdrawal position and the disk loading position, there are provided a disk carrying mechanism (60) for performing carrying operation of the optical disk, a disk loading portion (41) to which the optical disk is loaded, a disk rotation drive mechanism (42) for optical disk, an optical pick-up (43) for performing recording and/or reproduction of information signals with respect to the optical disk, and a pick-up feed mechanism (44

Abstract: To provide a disc drive device which can discharge a disc in an optimum discharge amount in the disc drive device dealing with a disc having different thickness and weight.

Abstract: A common optical pickup can be mounted in any of disc drive units having respective pairs of oppositely disposed guide shafts that are separated from each other by different distances.

Abstract: The present invention provides a disc drive apparatus that can effectively prevent the part of the flexible printed circuit board that cannot be covered by the top cover from coming out to the outside through the aperture of the top cover when the flexible printed circuit board displaces its folded position, following the movement of the optical pickup that is being fed. The disc drive apparatus includes a cabinet, a disc drive unit contained in the cabinet, and a circuit substrate carrying a drive control circuit for controlling the operation of driving the disc drive unit. The disc drive unit includes a disc rotary drive mechanism, an optical pickup, a pickup feed mechanism, a base, a flexible printed circuit board, and a top cover.

Abstract: Disc drive units out of the tolerance for assembling errors are rejected by narrowing the skew regulation range for them.

Abstract: The ceiling board of the cabinet of a disc drive apparatus has an abutment projection arranged at a position located vis-à-vis and projecting toward the turntable. The main surface of the abutment projection opposite to the main surface located vis-à-vis the turntable is supported by a top surface supporting section formed on the frame. With this arrangement, when the turntable is raised to the chucking position, the optical disc is pressed by the abutment projection of the ceiling board supported by the protruding section of the top surface supporting section at a part thereof surrounding the center hole of the optical disc so that the engaging projection is engaged with the center hole of the optical disc and the optical disc is held on the turntable in a state where the optical disc is anchored by a plurality of anchoring sections at a part thereof surrounding the center hole of the optical disc.

Abstract: A disc drive apparatus is adapted to be driven when incorporated into a host appliance provided with a see-through section and comprises a disc receiving section for receiving a disc-shaped recording medium, a disc rotary drive mechanism for driving the disc-shaped recording medium to rotate, a recording and/or reproduction mechanism for recording information signals on and/or reproducing information signals from the disc-shaped recording medium and an apparatus main body arranged in correspondence to the see-through section formed in the host appliance and provided with a see-through hole exposing part of the disc-shaped recording medium placed on the disc receiving section to the outside of the host appliance by way of the see-through section.

Abstract: A disc drive apparatus comprises a housing; a disc-holding unit that holds an optical disc in the housing; a disc-driving mechanism that rotates the optical disc held by the disc-holding unit; an optical pickup that writes signals in, and reads signals from, the optical disc being rotated by the disc-driving mechanism; and a pickup-moving mechanism that moves the optical pickup in a radial direction of the optical disc. The housing has an air-inlet port which is located above the optical disc held by the disc-holding unit and through which air is drawn from outside by virtue of an airflow that develops as the optical disc is rotated, and air-outlet ports through which air is discharged from the housing.

Abstract: There is provided a disk drive including a base chassis, a first optical pickup mechanism including a disk rotation drive disposed on the base chassis, first optical pickup unit to write and/or read data to and/or from a first optical disk and a first pickup moving mechanism to move the first optical pickup unit radially of the first optical disk, a second optical pickup mechanism disposed opposite to the first optical pickup mechanism and including a second optical pickup unit to write and/or read data to and/or from a second optical disk and a second pickup moving mechanism to move the second optical pickup unit radially of the second optical disk, and a controlling means for detecting the movement of one of the optical pickup units and moving the other optical pickup unit to make weight balancing of the base chassis. Thus, the base chassis weight is balanced while one of the two optical pickup units is being moved.