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6480375 |
Protection structure for a disk drive and electronic apparatus
To provide a protection structure for a disk drive and an electronic apparatus. The protection structure being designed not to damage a disk set in the disk drive even when a space provided to...
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6473263 |
Cover structure of hard disk drive with air damping layer
A cover structure of a hard disk drive (HDD) can optimally suppress noises and vibrations generated in the HDD. The hard disk drive includes a cover, a cover damper mounted on the cover, and an air...
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6469890 |
Hard disk drive mounting device
A mounting device ( 10 ) for mounting a hard disk drive (HDD) ( 90 ) to a computer enclosure ( 100 ) includes a support bracket ( 12 ) for attaching the HDD thereto and a securing plate ( 14 ). The...
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6469864 |
Disk drive having a resin cover improved in electromagnetic protection characteristics
A disk drive includes a housing having a base and a cover fixed to the base, a disk rotatably mounted in the housing and having a plurality of tracks, a head for reading/writing data on the disk,...
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6466434 |
Disk assembly incorporating therein usb connector and computer case having therein same
A disk assembly includes an assembly housing having a front end for inserting/retrieving therethrough a disk storing thereon computer-accessible data. The front panel is mounted at the front end...
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RE37869 |
Head signal supply/retrieval structure for magnetic disc drive
A disk drive having a connection structure between a head and a main flexible printed circuit sheet, allowing a signal to be supplied to and taken out of a head in response to size reduction and...
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6452758 |
Magnetic storage apparatus
The proposed magnetic storage apparatus has the following features. The frequency at which data is recorded is selected to be 45 MHz. The thickness, resistivity and relative permeability of the...
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6446326 |
Method for manufacturing a hard disk read/write unit, with micrometric actuation
The method comprises the steps of: forming an integrated device including a microactuator in a semiconductor material wafer; forming an immobilization structure of organic material on the wafer;...
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6445534 |
Disk drive apparatus and hard disk drive
A hard disk drive that can suppress an increase of fluttering and power consumption at high rotation speed by increasing the seek speed of a magnetic head is disclosed. An enclosure case has a 3.5...
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6437939 |
Ergonomic safety assist mechanism for handling micro-sized computer hard disk drives
A hard disk microdrive is equipped with an ergonomic assist mechanism for safe handling of the microdrive while removing it from a system. The mechanism is located on one end of the microdrive,...
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6433956 |
Cordless compression motor connector for a hard disk drive
A cordless compression motor connector connects a spindle motor inside a hard disk drive enclosure to a printed circuit board (PCB) mounted outside the disk enclosure. The disk enclosure includes a...
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6429999 |
Pre-assembled voice coil magnetic assembly and rotatable attachment structure/method to base plate for disc drive
A disc drive and method of making a disc drive, including a voice coil magnet assembly. The voice coil magnet assembly includes a top magnetic return plate, a bottom magnetic return plate and at...
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6426847 |
Over-molded base plate and method of manufacture of over-molded base plate for a disc drive
An apparatus and method of manufacturing a low cost disc drive base plate that incorporates a platform portion and one or more over-molded disc drive structural components. The platform portion of...
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6424487 |
Energy absorbing disc travel limiter with multiple adjacent cantilevered arms to limit disc deflection
An energy absorbing disc travel limiter which not only mechanically defines a limit to the extent to which a disc in a disc drive can be axially displaced in response to applied mechanical shocks,...
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6417985 |
Magnetic disk drive
A magnetic disk drive is constructed by at least one magnetic disk, a spindle motor, an actuator containing a magnetic head, a flexible printed-circuit board and a package. Herein, mechanical parts...
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6418012 |
Assembly for components and method for mounting
A component assembly in accordance with the present invention is disclosed. In a first aspect, the assembly includes at least one component and a bracket for holding at least one component. The...
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6417991 |
Recording disk drive
A recording disk drive comprises a recording disk. A head slider is supported at the tip end of a resilient suspension so as to face the recording disk. An elastic member is located behind the head...
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6411463 |
Insert for dampening acoustic vibration and shielding magnetic flux for use in a disc drive
The present invention is directed to an insert for use in a disc drive to dampen acoustic vibration and shield electronic elements from stray magnetic flux generated by a magnet assembly of a voice...
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6407878 |
Horizontal loader for high density servo track writing
One aspect of the invention relates to an apparatus and method for retaining a disc drive head disk assembly (HDA) during a servo track writing procedure. The HDA includes a base, a disc stack...
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6400524 |
Acoustic isolator for a disc drive assembly
Method and apparatus for reducing acoustic noise emission in a disc drive assembly. A housing of the disc drive includes first and second plates and side walls which cooperate to form an enclosure...
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6400560 |
Engaging device for a computer screen in a car
An engaging device for a computer screen in a car, comprises a fixing base fixedly attached in the car, lock block, and a coupling frame attached to the rear side of the computer screen. The lock...
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6399179 |
Base plate for suspension assembly in hard disk drive with stress isolation
A base plate comprising a hub, a flange having an outer flange region at an outer periphery of the flange and a clamping region that surrounds and is contiguous with the hub. A strain isolation...
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6396661 |
Magnetic disk drive capable of preventing stiction of magnetic head
A magnetic disk drive includes a magnetic recording medium rotatably mounted in a housing, a magnetic head slider having an electromagnetic transducer for reading/writing data from/to the magnetic...
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6392884 |
Housing assembly for extractable redundant array of independent disks
A housing assembly for an extractable redundant array of independent disks includes a main frame placed in a casing through an open end of the casing; a plurality of extractable frames aligned in...
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6388834 |
Grounding post to reduce EMI noise effects in disc drives
An apparatus for reducing transmission of EMI noise effects originating within disc drives by including a grounding member positioned between at least a portion of a flex circuit and an EMI noise...
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6385006 |
High capacity, low profile disk drive system
A disk drive system provides a low height device by mounting a circuit board or boards containing the electronic circuitry in the same enclosure with the head-disk assembly (HDA). The drive...
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6385042 |
Portable computer structure having module room suitable for multiple replaceable modules
A portable computer structure having a module room suitable for accommodating multiple replaceable modules is disclosed. The module room is arranged at a corner of the computer casing, and includes...
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6381091 |
Disk drive apparatus
A disk drive apparatus of the present invention, includes: a movable portion, a stationary portion disposed around the movable portion, and a damping portion disposed between the movable portion...
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6371433 |
Laminated damping device for a carrier and a method for making the same
A damping device with a top element, a bottom element, and a viscoelastic element between the top and bottom elements. The damping device exerts significant shear displacement across the...
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6373654 |
Disk device and apparatus for writing reference signal into the device
A disk device has a housing structure capable of reducing unnecessary vibrations of the base of the disk device by improving the rigidity thereof. A bath-tub type base of the disk device includes a...
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6351376 |
Computer data storage device mounting apparatus
A mounting apparatus for mounting a data storage device in a computer housing includes a bracket, a securing means and a flexible plate. The bracket has a first face for supporting a data storage...
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6351378 |
Fixing device of a disk driver
A fixing device of a disk driver comprises a first body, a second body and two fixing elastic pieces. The first body has a bottom plate, one side of the bottom plate is connected to lateral plate,...
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6351343 |
Arrangement structure of the printed circuit board and the interface cable connector of a magnetic disk drive
An arrangement structure of the printed circuit board and the interface cable connector of a magnetic disk drive for increasing the degree of freedom of the arrangement of a spindle motor, and for...
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6351344 |
Stiffened cover for a head disc assembly of a disc drive
A top cover for disc drives having a hydrodynamic motor configured to prevent contact between the top cover and the motor. Embodiments of the instant invention include a housing having a top cover...
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6344738 |
Non-magnetic system for a memory disk test system
A system for use in a memory disk test system is disclosed. The system comprises a fixture for holding a disk head and a moveable slide coupled to the fixture. The system includes a non-magnetic...
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6341051 |
Disk drive having external shock resistance
A disk drive including a disk rotatably mounted in a housing and having a plurality of tracks, a rotating mechanism for rotating the disk, a head slider having a transducer for reading/writing data...
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6334372 |
Vibration-reducing device for high-speed rotational body
A vibration-reduced disk drive system is provided. The disk drive system comprises a reading device having a mechanism for high speed rotation of a data storage disk, and a weight body disposed...
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6324054 |
Wrap around shock absorber for disc drives
The shock absorber apparatus for a disc drive is a molded polymeric enclosure adapted to receive and retain a disc drive. One preferred embodiment of the present invention has a shock absorbing...
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6315452 |
Zero static-friction actuator pivot bearing for production disk drives
A hydrostatic bearing assembly, with an integral rotating-shaft hydrodynamic pump, adapted for use as a stiff zero static-friction actuator pivot bearing for the head-stack assembly of a disk drive...
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6310746 |
Piezoelectric vibration damping for disk drives
The present invention provides passive and active damping systems for reducing or substantially eliminating undesirable vibrations from components of data storage and retrieval systems. The passive...
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6304411 |
Spring-contact spindle connector
A disc drive system includes a base or deck, a disc stack rotatably attached to the base, and an actuator assembly movably attached to the base. The disc stack includes a spindle, a hub attached to...
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6301073 |
Device for preventing mechanical shock-induced damage between actuator and disk in computer hard disk drive
A hard disk drive for a computer has a base containing a stack of rotatable disks and an actuator with a set of arms that is pivotable relative to the disks. At least one magnetic head is mounted...
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6297928 |
Mounting assembly for a disk drive
A mounting assembly for securing a disk drive to a frame of a computer is provided herein. The mounting assembly includes three rigid mounts and a single flexible mount. Each rigid mount rigidly...
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6292326 |
Disk device and removable magnetic disk device with electrically separated circuit portions for improved electro-magnetic compatibility
The electric circuit 108 is electrically separated into two portions, a first electric circuit portion 109 and a second electric circuit portion 110 which processes a small analog signal. The...
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6288014 |
Perfluoroacrylate ester polymer lubricant for an information storage system
An information storage system is disclosed. The information storage system includes a rigid information storage medium, at least one read/write head, an actuator, and a lubricant. The read/write...
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6288866 |
Disk drive including a vibration damping system having a compressible foam and mass damper fixed adjacent to the outer surface of a printed circuit board for reducing noise and vibration
A disk drive including a head disk assembly, a planar printed circuit board and a vibration damping system. The vibration damping system is fixed adjacent the outer surface of the printed circuit...
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6285524 |
Structure and enclosure assembly for a disk drive
A data storage disk drive is provided with a spindle which supports a plurality of disks having at least one magnetic disk surface to form a spindle assembly for rotation of the disk surfaces about...
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6282043 |
Magnetic reproduction apparatus for suppressing sense current shunting
The present invention provides a magnetic recording apparatus including a magnetic recording medium and a magneto-resistance effect (MR) element opposing to the magnetic recording medium, so that...
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6278574 |
Data storage device having a single-piece integral frame
A data storage device has a disk-drive motor, a head-drive motor, read/write heads, and an integrated circuit board, all mounted on a single-piece integral frame and enclosed by a casing. Each...
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6272011 |
Hard diskdrive mobile rack
A hard diskdrive mobile rack formed of a hollow rack, a top cover and a buffer unit for mounting in the mainframe of a computer to carry a hard diskdrive for storing data, wherein the rack body has...
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