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Document Title |
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7596795 |
Vibration compensation based on identification of vibration frequency
A shock detection circuit housed in an electronic device includes an output shock signal that is indicative of vibration amplitude. To compensate for vibrations that are experienced by the...
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7543314 |
Optical disc drive having impact absorbing member
An optical disc drive includes a main chassis, a deck unit mounted on the main chassis to move upward and downward, and a slider installed movably on the main chassis. The slider moves the deck...
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7519978 |
Movement adjusting device, method thereof, and carrier device
On the inner surface of a guide rail ( 411 ) having a concave groove, which extends in the vertical direction along a motion path of a disc drive ( 200 ) moved by a mover unit ( 300 ), a biasing...
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7472407 |
Optical disc apparatus having dynamic damper mechanism
The invention provides an optical disc apparatus having a dynamic damper mechanism which does not use any part for exclusive use for absorbing a shock of an optical pickup. The optical disc...
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7448053 |
Noise reducing optical disc drive
An optical disc drive including an optical disc drive body and a tray is provided. The tray is movably disposed on the optical disc drive body. The tray has a side wall. The side wall has a through...
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7444653 |
Disc unit and damper mechanism therefor
Disc unit having a small number of parts and capable of effecting fitting operation with ease. A chassis is fitted via elastic members to a holder which is disposed to be moveable vertically with...
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7420774 |
Housing with a rail shaped to reduce impact damage
A housing has a base that includes a baseplate and a rail. The rail projects outwardly to an impact rim along a bottom edge of the rail. The rail includes a flexible web that couples the impact rim...
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7406700 |
Disk player for reducing focus servo characteristic
A deck is formed integrally on a front side of a drive chassis. As the drive chassis is moved upward, a disk is mounted on a turntable. The disk is rotated at high speed by a spindle motor, and an...
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7401344 |
Recording medium driving device
A recording/reproducing mechanism 3 includes a pickup mechanism irradiating light on a disc recording medium 4 , a pickup feed mechanism moving the pickup mechanism, and a flat cover 33 having...
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7380253 |
Disk drive apparatus
In a recording disk drive apparatus including, a chassis including a chassis body, a spindle motor fixed to the chassis body to support and rotationally drive a recording disk, and a head supported...
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7370341 |
Disk driving apparatus and method of manufacturing the same
A disk driving apparatus includes a base chassis which mounts thereon a spindle motor to rotatably drive a disk, and a pickup device to at least record information on or reproduce information from...
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7367036 |
Recording/reproduction apparatus, driving method therefor and disk cartridge
A stabilizing part applying aerodynamic force to the recording medium so as to control disk axial runout of the recording disk and stabilize it; the stabilizing part includes a main stabilizing...
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7353527 |
Holding apparatus for a storage medium
A holding apparatus for at least one storage medium has a housing in which a supporting structure is arranged. The supporting structure is in this case connected to the housing with vibration...
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7346914 |
Optical disk drive
An air flow generated during disk rotation is rectified to suppress disk vibrations and prevent the qualities of recorded and reproduced signals from being degraded. Notches 24 and 26 are...
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7340754 |
Disk drive device
In an optical disk drive device, in order to reduce structural vibration noise and aerodynamic sound during high-speed revolution, a recess is formed at the deeper end. This recess is in a position...
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7337451 |
Disk drive for reducing noise
A disk drive reducing noise, including a disk tray sliding in and out of the disk drive and on which a disk is placed. A disk driving portion rotates the disk at a predetermined speed. A disk...
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7316024 |
Cushion assembly for absorbing vibration of a disc drive
A cushion assembly includes a retarding member, a support member and an urging member. The retarding member has a base portion and an upper portion formed with an upper end face, and is formed with...
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7296279 |
Transmitting device for feeding mechanism of information recording/reproducing apparatus
A transmitting device for a feeding mechanism of an information recording/reproducing apparatus includes an engaging member adapted to be engaged with a power source of the apparatus for power...
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7260821 |
Disk driving apparatus
A disk driving apparatus includes a base chassis supported in a cabinet through an elastic body, and equipped with a spindle motor to rotate and drive a disk and a pickup moving radially with...
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7234153 |
Vibration damper for dampening vibrations at low frequencies
Electronics are fitted in vehicles, such as boats, ships, trains, buses, lorries, normal cars etc. The electronic items are exposed to jolts and other non-uniform actions. Particularly with regard...
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7213250 |
Optical disk drive with soundproof member
An optical disk drive, including a body, a tray, a panel, and at least one soundproof member. The tray is moveably disposed in the body. The panel is connected to the body, the connection...
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7177116 |
System, method, and apparatus for applying boundary layer manipulation techniques to the air flow inside rotary disk storage devices
A system, method, and apparatus for solving flow-induced track misregistration (TMR) problems in hard disk drives (HDD). Boundary layer manipulation techniques are applied to the airflow in the...
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7107601 |
Foam molding method and apparatus
According to this invention, there is provided a molding method and apparatus which increase the gas permeation speed in obtaining a foamed resin molded product by letting a gas permeate a molten...
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7013472 |
Optical disk device
In an optical disk apparatus in accordance with the present invention, a tilt chassis ( 3, 201 ) to which a main shaft ( 6 ) and a sub shaft ( 7 ), being parallel with each other and serving to...
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6958884 |
Disk drive having an acoustic damping shield assembly with an acoustic barrier layer
A disk drive that includes a head disk assembly (HDA) comprising a base having a top base surface and a bottom base surface, and a top cover secured to the top base surface; a printed circuit board...
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6954329 |
Disk drive having an acoustic damping assembly with an acoustic barrier layer
A disk drive that includes a head disk assembly (HDA) having a disk drive base, and a printed circuit board assembly (PCBA) in communication with the HDA. The invention further includes an acoustic...
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6950275 |
Disk drive having cover assembly which compresses a foam member between substantially planar rigid members
A disk drive including a head disk assembly in communication with a printed circuit board assembly, and further includes a disk drive base and a disk drive cover assembly collectively housing a...
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6934959 |
Disk recording and/or reproducing device
A disk recording and/or reproducing apparatus includes a mechanical deck having a disk receiver with a disk carrying unit for carrying a disk, a disk recording and/or reproducing section for...
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6882528 |
Suspension-type shock-avoiding structure for a hard disk
A shock-avoiding structure for hard disk having four threaded apertures in four corners is disclosed. The device comprises a plurality of fasteners each having a first portion driven into the...
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6862738 |
Optical compact disk drive with an acoustic-and-vibration attenuator
An optical compact disk drive includes a housing with a top cover, a disk-supporting tray mounted in the housing for supporting a compact disk thereon and cooperating with the top cover to define a...
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6862156 |
Disk drive including a disk plate having a damping member
A disk drive includes a disk drive base and a spindle motor including a spindle motor hub rotatably coupled to the disk drive base. The disk drive further includes a disk having a disk surface...
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6859933 |
Dynamic vibration absorber for a disk player
A dynamic vibration absorber for a disk player includes a deck base, a deck plate movably disposed on the deck base to support a spindle motor that spins a disk, a mass body disposed around the...
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6826768 |
Optical compact disk drive with a vibration-and-noise attenuating mechanism
An optical compact disk drive includes a housing and a mounting seat with a disk-supporting tray that has opposite front and rear peripheral portions and that is formed with a recess between the...
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6785217 |
Method and device for reducing vibration of a high speed disk drive
A high speed disk drive utilizing a vibration absorber, coupled between a center base and a retaining frame via a plurality of vibration transfer-dampers, to absorb vibration of data readout head...
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6779191 |
Disc rotating apparatus with balance correcting balls
A disc rotating apparatus includes a turntable for placing thereon a disc such as CD, DVD. The disc is clamped by the turntable and the disc holding frame. The holding frame is formed, at its main...
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6717768 |
Airflow damper for reducing airborne noise and vibration in an information storage device
An airflow damper is affixed to a top interior wall of a hard disk assembly, so that a specified gap distance between the airflow damper and an upper disk within the hard disk assembly is realized....
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6714405 |
Vibration damping apparatus for damping external vibrations
A vibration damping apparatus is provided with a main body, an elastic deformation section provided on the main body, and a projection which is made to follow the actions of the elastic deformation...
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6690638 |
Supporting mechanism for an optical disc reproducing apparatus having a sub-frame for suppressing vibration
A main frame is supported in a box, by first elastic members. An optical disc driving device is mounted on the main frame. A sub-frame is supported on the main frame by second elastic members.
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6603728 |
Liquid-filled damper for a shock-sensitive apparatus, and method of manufacturing said damper
The invention relates to a liquid-filled damper for a shock-sensitive apparatus, comprising a base part and an elastic cover part. It is an object of the invention to provide a liquid-filled damper...
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6556527 |
Electronic equipment utilizing portable storage medium
An electronic apparatus is adapted to be used with a portable storage medium installed therein. The apparatus includes a mounting portion in which a unit for driving a portable storage medium is...
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6536555 |
Multilayer acoustic damper for a disc drive
A disc drive top cover incorporates an acoustic damper having alternating constraining layer material and damping layer material. Each constraining material layer is a sheet material having a high...
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6526015 |
Floating frame for optical storage device loading mechanism
A floating frame for an optical disc loader. It includes a pivoting-type sub-chassis of 1-degree of freedom of movement. It is rigidly connected to a chassis without any floaters. Floaters are...
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6525931 |
Cover for a hard disk drive
The purpose of the present invention is to provide a cover for a hard disk drive which can prevent the outflow of a damping resin material and the loosening of a screw fixing the cover to a...
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6402219 |
Electronic apparatus having a vibration-sensitive constructional unit
An electronic apparatus has a vibration-sensitive constructional unit accommodated in a housing, the housing and the vibration-sensitive constructional unit being coupled by damping apparatus. In...
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6285642 |
Disk device with vibration-insulating mechanism
A disk device for recording and reproducing information on a disk includes a spindle motor for rotating the disk, a head for reading and writing information signals from and on the disk, a feed...
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6219315 |
Method of regulating the focusing and guiding of a light beam
A method is proposed which serves to control the focusing of a light beam, aimed at a rotating recording medium (25) for reading data, of a scanner (15, 20) onto the recording medium (25) and the...
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6169718 |
Disk unit including locking plate and spring for moving a disk drive frame between first and second positions
A disk unit includes a disk drive frame, a chassis elastically secured to the disk drive frame, a locking plate, connected to the disk drive frame, for moving the disk drive to a locked position,...
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6154360 |
High impact-resistant data storage subsystem
A data storage subsystem capable of withstanding substantial non-operating shocks and other rough handling includes a pads configured to mate to a portion of the periphery of a data storage device...
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6108163 |
Sensitive sensor internally mounted shock for a disk drive
A disk drive has at least one disk for storing data. The disk drive includes at least one transducer for reading or writing data to or from the disk. The transducer is attached to an actuator which...
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6097608 |
Disk drive vibration isolation using diaphragm isolators
A diaphragm isolator frame for supporting a disk drive in a rack or other enclosure while providing isolation from undesirable vibrations from other disk drives or components mounted in the...
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