Abstract: There is provided a disk drive including first and second sliding members (69, 71) made to slide in synchronization with each other, a sliding-member movement driving mechanism (70) to move the first sliding member (69) and have the second sliding member (71) slide in synchronization with the sliding of the first sliding member (69), and a shock absorbing mechanism (83) interposed between the first and second sliding members (69, 71). The shock absorbing mechanism (83) includes a shock absorbing member (84) to absorb a difference in movement between the first and second sliding members (69, 71), caused by an external force to the optical disk brought into or to outside a housing (3) through a disk slot (21) in a direction opposite to the direction in which the optical disk (2) is loaded or ejected when the first sliding member (69) is moved by the sliding-member movement driving mechanism (70).

Abstract: There is provided a disk drive including first and second sliding members (69, 71) made to slide in synchronization with each other, a sliding-member movement driving mechanism (70) to move the first sliding member (69) and have the second sliding member (71) slide in synchronization with the sliding of the first sliding member (69), and a shock absorbing mechanism (83) interposed between the first and second sliding members (69, 71).

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

Abstract: The present invention relates to a disc drive apparatus capable of preventing skew or wobble from occurring when a spindle motor is attached to a base. The disc drive apparatus according to the present invention comprises: a turntable 22 which holds an optical disc 2; a spindle motor which rotatively drives the turntable 22; an optical pick-up 20 which writes/reads signals on or from the optical disc 2; guide shafts 42a and 42b which slidably supports the optical pick-up 20 in the radial direction of the optical disc 2, and a base 15 to which a spindle motor 23 and both end portions of each of the guide shafts 42a and 42b, wherein the spindle motor 23 is attached to the base 15 through a spacer member 28 which performs positioning of the turntable 22 in the vertical direction thereof relative to the base 15.

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.

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 device which can discharge a disc in an optimum discharge amount in the disc drive device dealing with discs having different thickness and weight. A disc drive device including a disc conveying mechanism formed with a supporting portion to support the optical disc, and having a plurality of arms rotatably supported in the housing, and an energizing member for rotatably energizing the plurality of the rotary arms in a predetermined direction, and conveying the optical disc between a disc mounting position for holding the optical disc inserted into the housing in the disc holding portion and a disc insertion/removal position for inserting/removing the optical disc, the top cover having a control portion for controlling a rotary region of the plurality of rotary arms which energizes the optical disc in the discharging direction by contact with the plurality of rotary arms supporting the outer peripheral surface of the disc.

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: 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 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: 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 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 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 rotary arm rotatable according to loading of a disk between a draw-in position and an eject position for ejecting the disk from a housing; a drive mechanism providing driving force for the rotary arm; a link arm mechanism interconnecting the rotary arm and the drive mechanism and rotating the rotary arm from an insertion position to the eject position when ejecting the disk; and a guide cam having a guide edge on which a guide projection of the link arm mechanism slides when ejecting the disk to rotate the rotary arm in an ejecting direction via the link arm mechanism, the guide projection moving around the guide cam from insertion to ejection of the disk. Engagement between the guide projection and the guide edge is released when a force opposite to a rotation direction is applied to the rotary arm when ejecting the disk.

Abstract: A disk drive device includes a device main body in which a disk slot for inserting and removing a disk-like recording medium is provided, a disk holding unit that rotatably holds the disk-like recording medium, a main chassis that supports the disk holding unit and a base unit, an arm unit rotatably supported on one or the other side in a plane parallel to the disk-like recording medium, an urging arm that urges the disk-like recording medium, a first centering member that supports the side of the disk-like recording medium, and a second centering member that supports the side of the disk-like recording medium. The first centering member and the second centering member are regulated in positions to support the side of the disk-like recording medium. The first centering member and the second centering member support the disk-like recording medium in a centering position.

Abstract: A disk transfer mechanism is disclosed, which includes: a transfer arm rotatably supported by an apparatus body to/from which a disk-shaped recording medium is inserted and removed, when the disk-shaped recording medium is inserted, rotated in an insertion direction by being pressed by the disk-shaped recording medium, and when the disk-shaped recording medium is ejected, rotated in an ejection direction to eject the disk-shaped recording medium; and a pickup section provided with a rotation axis supported at a tip end portion of the transfer arm rotatably in a direction substantially orthogonal to a main surface of the disk-shaped recording medium, and from the rotation axis, an abutting piece is protruded for abutting against the disk-shaped recording medium on a front side surface in the insertion direction inserted in the apparatus body, and a support piece is protruded for supporting a lower surface portion of the disk-shape recording medium.

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: 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