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5282101 |
Disc drive gasket and method of forming same
A gasket for a disc drive system having a recording media within a sealed housing having top and bottom casing members, a read/write head for transferring information between the recording media...
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5282100 |
Disk drive with reduced acoustic noise
A miniature fixed disk drive data storage and retrieval subsystem manifesting reduced acoustical noise during data storage and retrieval operations includes a flat, generally rectangular box-shaped...
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5278709 |
Assembly of compact disk drive having a glass disk with a magnesium head arm assembly and a steel motor hub
A compact disk drive useful with a laptop computer comprises at least one glass disk, thin film read/write heads and a head actuator preferably made of magnesium material. The drive motor hub and...
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5278711 |
Slider bearing design for near contact magnetic recording
A rotating magnetic storage device is shown wherein the transducer and media are separated during operation by a thin film of low viscosity liquid lubricant that is recirculated from a reservoir...
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RE34497 |
Low diffusion disk drive breather vent
A vent cap has A low diffusion disk drive breather vent for communicating air between the interior and the exterior of a sealed disk drive housing through a vent passageway, a long, narrow air...
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5276577 |
Head-disk enclosure seal for magnetic disk storage device
A disk drive includes a cast base upon which is mounted the disk stack-spindle assembly and the actuator assembly and a cover that is loosely received by the cast base to form the head-disk...
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5272580 |
Three-point top cover with limiter for a disc drive
The above objectives are achieved in the present invention by providing a top cover and base which are attached at only three points, and which incorporate a number of limiting surfaces on each,...
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5268892 |
Cover member for covering an optical system of an optical head device including a dust filter mounted in an off set air flow opening
An optical head includes an objective lens for converging a light beam emitted from a light source onto a rotating recording medium, a carriage for holding the objective lens, a fine adjusting...
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5267104 |
Liquid-bearing data recording disk file with transducer carrier having rear ski pad at the head-disk interface
A data recording disk file of the liquid-bearing type has an improved head-disk interface provided in by a transducer carrier with new properties. The carrier supports a conventional head for...
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5264975 |
Magnetic disk storage device with the base provided by an electronic module substrate
High density magnetic disk storage and semiconductor module technologies are combined to provide a disk drive using a standard multilayer ceramic substrate as the disk drive base support member to...
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5255254 |
Optical disk device
An optical disk device is disclosed, in which, in order to taking measures against dust which can cause defects in the detection of signals by an optical pickup, against vibration and against...
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5255137 |
Cooling system for recording/reproducing apparatus, with airflow restricted from read/write media section
An apparatus for recording informations in an information recording medium such as an optical card or the like and reproducing the recorded informations therefrom includes as essential components a...
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5255256 |
Optical data storage system with reduced particle contamination
An optical disk drive is located in a housing having a centrally pivoted door. An optical disk cartridge is inserted into the drive and is received by a sealing member. The cartridge and sealing...
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5253133 |
Portable modular hard disk drive
Disclosed is a portable modular hard disk drive featuring an impact resistant case containing a hard disk drive. The hard disk drive may be mounted on a computer in such a manner that it resides on...
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5251082 |
Miniaturized disk file pluggable into a card terminal
A disk/file for magnetic recording having overall dimensions of one quarter inch thick by about the size of a standard credit card with pin connectors for connecting into a receptacle such as for...
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5251081 |
Spindle grounding device
Disclosed is a disk drive having an enclosure for housing one or more disks, an actuator arm and sliders attached to the actuator arm. The sliders include magnetic transducers for reading...
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5245489 |
Guide arm with a fixed printed circuit board for magnetic disk drive
A head arm for use in a magnetic disk drive, comprising a guide arm disposed between a magnetic head and an actuator so as to transmit actuating force of the actuator to the magnetic head thereby...
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5237473 |
Magnetic disk drive comprising a disk cartridge and a driving device which magnetic disk drive has an eject mechanism for softly ejecting the disk cartridge from the driving device
A magnetic disk drive has an ejecting mechanism for ejecting a disk inserted into the magnetic disk drive. The ejecting mechanism has an eject button, a touching member, and a communicating member....
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5235591 |
Stack type optical disc apparatus, sealed and separate type optical head therefor and optical disc medium
A separation type optical head according to the present invention includes at least a light source portion for emitting collimated beams, a focusing device (a focusing lens) for focusing the...
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5235482 |
Magnetic disk drive incorporating a mechanically damped base
A magnetic disk drive design provides reduction of vibration and acoustic noise, and damping of mechanical resonances to mechanical components such as a base assembly. Based on applications of the...
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5233491 |
Disc drive with snap-fit seal
A disc drive employing components including a recording disc, a read/write head, a head positioner, and an arm are mounted on a carriage member for recording data on the recording disc and...
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5229987 |
Door arrangement for record medium insertion opening
A door arrangement for a record medium insertion opening of a disk player or a like apparatus which is effective in reduction in size of the apparatus and allows the record medium insertion opening...
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5229899 |
Apparatus and method for controlling vapor phase within an enclosure
The vapor drain is a device that permits steady state control of the composition of the atmosphere within a substantially sealed enclosure. For any fabricated enclosure the will be sources of vapor...
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5227936 |
Disk recording device having molded parts and method of fabrication employing outsert molding
A disk type of magnetic recording device having a support plate in which parts, normally separately fabricated and separately attached to the support in assembling the device, are simultaneously...
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5223996 |
Combined shock mount frame and seal for a rigid disk drive
A combined shock mount frame and seal for a rigid or hard disk drive is constructed by attaching a compressible seal to the edge of a rectangular rigid plastic frame. The seal is provided with a...
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5214549 |
Acoustically damped disc drive assembly
An acoustically damped disc drive assembly having a housing, the disc drive assembly having internally disposed components capable of generating acoustic vibrations, the housing having a cover...
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5212683 |
Cassette for storing and handling an information carrier, and scanning system comprising the cassette
The invention relates to a cassette (3) for the trouble-free storage of an information carrier and for conveniently inserting this information carrier into a scanning device. The cassette comprises...
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5212679 |
Disk drive for information storage
A disk drive for information storage having at least one disk for recording data and a head actuator which includes a read/write head for reading and writing data to the disk. The disk drive...
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5202803 |
Disk file with liquid film head-disk interface
A disk file with substantially reduced head-disk spacing and corresponding improvement in recording performance uses a disk coated with a film of conventional high viscosity lubricant, a lubricant...
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5200945 |
Optical data storage system with airflow defecting member
An optical disk drive is located in a housing having a centrally pivoted door. An optical disk cartridge is inserted into the drive and is received by a sealing member. The cartridge and sealing...
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5200867 |
Transducer carrier for disk file with liquid film head-disk interface
A disk file with substantially reduced head-disk spacing and corresponding improvement in recording performance uses a disk coated with a film of conventional high viscosity lubricant, a lubricant...
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5187621 |
RFI/EMI reduction for head and disk assembly
Apparatus providing improved RFI/EMI shielding includes a base of conductive material, such as cast or forged aluminum alloy, the base defining a substantially continuous floor and integrally...
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5184265 |
Magnetic head suspension assembly in a disk drive
In a magnetic disk memory drive, inertia in the magnetic head positioning system is reduced by providing a light weight, integrated, magnetic head suspension assembly fabricated of weldable thin...
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5182742 |
Recording and/or reproducing apparatus with a disc cartridge temperature sensor
A recording and/or reproducing apparatus into which a disc cartridge accommodating a disc is loaded and in which information signals are adapted to be recorded on or reproduced from the disc. A...
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5179483 |
Method for controlling airflow through a disc file spindle
A disk file is presented, having a container (3) for a hub assembly(6) including a stationary spindle (9) attached to the container; a clamp (13) for mounting a disk (11) on a hub (8); bearing...
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5173814 |
Disk storage drive having internal electrical connection passages and contamination seals at ends of the motor
A disk memory drive includes a brushless drive outer rotor motor having an internal space and a stator with windings. The outer rotor coaxially encircles the stator and a substantially cylindrical...
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5161770 |
Shock absorbent mounting arrangement for disk drive or other component
A shock absorbent jacket for mounting a disk drive or other component is disclosed.
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5148338 |
Disk drive spindle hub assembly
A disk drive for magnetic data storage media includes a spindle bearing arrangement having a rotatable portion surrounding and mounted by bearings on a stationary portion. A spindle hub having a...
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5147691 |
Method of producing cover-packing assembly for hard disk device
A method of producing a cover-packing assembly for a hard disk device is disclosed which comprises applying a liquid self-adhesive silicone rubber material to a predetermined position of a cover...
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5142425 |
Disk drive in which magnetic head-to-disk capacitive coupling is eliminated
A thin film magnetic data transducer which prevents capacitive coupling between the transducer and the disk of a disk drive system, has a magnetic circuit which is maintained at the same potential...
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5140482 |
Guide arm with affixed printed circuit board for magnetic disk drive
A head arm for use in a magnetic disk drive, comprising a guide arm disposed between a magnetic head and an actuator so as to transmit actuating force of the actuator to the magnetic head thereby...
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5138506 |
Disk drive lubricant reservoir
A lubricant reservoir for a vapor transport type rigid magnetic disk drive lubricant system includes a metal heat sink that presents a finned surface at the side exposed to the outside environment....
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5136438 |
Magnetic disk device having an auto-loading mechanism and a dust collecting mechanism
A magnetic head device has a magnetic head slider by means of which information is recorded in and read from a magnetic recording medium. The magnetic head slider is supported by a supporting...
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5134530 |
Air stripper for improved spindle sync
An air stripper for stripping air in a head disk assembly within a magnetic disk drive. The head disk assembly includes a spindle, a magnetic disk, a head arm and the air stripper. The magnetic...
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5124856 |
Magnetic recording device with unitary filter medium to trap organic and inorganic chemical pollutants
A chemical filter assembly mounted in a breather opening in a housing for a magnetic storage device or other device to permit pressure equalization with the surrounding environment comprises at...
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5124855 |
Disk file with isolation mount
A disk file comprises a head disk enclosure 1 connected to a support frame by a plurality of isolation mounts. Each isolation mount comprises a constrained layer flexure 23 which is rigidly...
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H001067 |
Breather vent assembly formed in a sealed disk drive housing
An improved disk drive breather vent for communicating air between the interior and the exterior of a sealed disk drive housing, comprising a vent passageway extending through the housing, a long,...
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5115225 |
Disk drive unit overheating warning system
Temperature sensors are located inside drive chambers where disk drives are located to signal an overheating condition. An overheating condition triggers external alarms and produces an interrupt...
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5101305 |
Disk drive device including a V-shaped air filter
A magnetic disk drive device for reading-out/writing-in information on/from a disk which comprises a yoke plate for rotatably supporting an actuator by a pair of bearings; a stopper for restricting...
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5091809 |
Disc drive with small air gap between back iron and spindle hub
An apparatus for attaching the rotor to the spindle hub and minimizing the effects of the difference of thermal expansion of the rotor and the spindle hub upon the discs during thermal cycling. To...
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