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7995450 |
Optical element feeding device and optical pickup unit using the same
In an optical element feeding device and an optical pickup unit using the same, in order to make the device compact and light and achieve a stable operation, the device has a main shaft and a sub...
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7990639 |
Mobile event data recorder with multiple orientation vibration isolation
A mobile event data recorder is described providing a contained environmental control system for a hard drive module for use in, or with, a vehicle. A hard drive housing with multiple hard drives...
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7233554 |
Disk drive system employing effective disk surface stabilization mechanism
A stabilization part stabilizes surface vibration of a flexible optical disk along a rotation axis direction of the optical disk by means of pressure difference of air flow created according to...
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7215506 |
Hard disk drive (HDD) assembly of small form-factor HDD shock-mounted in frame having dimensions of larger form-factor HDD
The invention is a hard-disk-drive (HDD) assembly that includes a flame having the exterior dimensions of a particular form-factor HDD, an HDD with a form-factor smaller than the frame, a pair of...
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7164554 |
Disk drive with hub and apparatus for prevention of lubrication migration for lubricated clamp fasteners in disk drive applications
A disk clamp for securing a data storage disk to the hub of a spindle motor in a disk drive prevents the migration of lubricant into sensitive areas of the disk drive. The problem of lubrication...
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7072274 |
Adaptive mounting system for data storage devices
An apparatus and method reduce the transfer of vibration to and/or from a data a data transfer mechanism in a data storage device by coupling an adaptive mount responsive to an electrical stimulus...
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6907613 |
Disk device
A disk device has a driving unit supported by elastic members. In a standby state, locking of the driving unit by a lock member is disengaged, so that the driving unit is elastically supported by...
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6904608 |
Spring for motors and optical disk driver with such spring
A spring for motors and an optical disk drive having a motor with such a spring are disclosed. The spring consists of a shaft-hooking part (102) held by the rotating shaft of a motor (M), a rear...
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6877164 |
Turntable apparatus for disk drive
A turntable apparatus for a disk drive comprises: a rotational shaft of a driving source; a turntable inserted into the rotational shaft so as to be trembled a certain degree toward front and rear,...
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6834393 |
Disk device
A disk drive including a motor that rotates a disk, an auto-balancer connected to a rotating portion of the motor, a base secured to the motor and connected to an external member via a first...
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6788639 |
Reproduction and/or recording device for optical recording media having a unit for adjusting the inclination of a bearing
Reproduction and/or recording device for optical recording media having a unit for adjusting the inclination of a bearing, is disclosed. The device includes a unit for adjusting the inclination of...
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6775224 |
Rotor balancer and disk drive having rotor balancer
A rotor balancer and a disk driver having the rotor balancer are disclosed. The rotor balancer simplifies a construction of an auto balancing unit for automatically correcting a rotation unbalance...
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4577304 |
Device for correcting audio record's groove eccentricity
A device for correcting audio record's groove eccentricity consists of an arm mounted on one end on a base and having on the opposite end a pin-like device which can track the audio record grooves....
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4553230 |
Vibration free turntable apparatus
A platform that is magnetically suspended relative to a base. Magnet members are deployed atop and about the periphery of the base in fixedly secured relation thereto and oppositely polarized...
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4475184 |
Vibration limiting apparatus
Vibration limiting apparatus for use in supporting devices sensitive to vibration embodies an outer supporting container. A vibration dampening liquid within the outer container dampens vibrations...
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4433582 |
Damping device for use with acoustic information generation machines
A damping device for use with acoustic information generation machines for isolating a generation portion of the generation device from contamination by extraneous acoustic emissions. A metal...
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4403763 |
Transport securing device for record players
Transport securing device for a record player, the base plate of which rests with the interposition of elastic support elements on a mounting plate, having a spacer which is arranged movably on the...
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4387453 |
Turntable system with low aggregate resonance
A high fidelity turntable system with low aggregate resonance is disclosed. The turntable system comprises a tone arm assembly and a belt-driven platter assembly joined rigidly by a silent...
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4373200 |
Turntable mountings for record players
A turntable mounting for a record player comprises a platform for rotatably supporting a turntable. The turntable has three angularly spaced holes, and the shanks of bolts pass freely through the...
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4325133 |
Disc player apparatus
A disc player apparatus comprises a resiliently mounted chassis carrying a sound pickup and a turntable. The chassis is restricted to five degrees of freedom comprising two degrees in two mutually...
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4132414 |
Gramophone turntable apparatus
Gramophone turntable apparatus comprises a turntable with a hydrodynamic bearing so that, on rotation, the turntable is supported solely by a pressurized film of fluid. The bearing also supports...
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4106776 |
Fluidically supported and fluidically driven turntable
A method and apparatus for rotatably supporting and driving phonograph records, memory disks or the like while substantially reducing if not eliminating the undesirable effects of mechanical...
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4098513 |
Suspension devices for the chassis of a recording and/or reproducing apparatus
The chassis of a recording and/or reproducing apparatus such as a record player is mounted to a fixed structure such as a housing of the apparatus by one or more suspension devices. The chassis,...
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4078807 |
Phonograph record player
A phonograph record player including a speaker, a turntable and resettable tone arm. The speaker is fixedly secured to the casing of the record player and the tone arm is in contact with the...
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4071252 |
Fluidically driven turntable
A method and apparatus for rotatably driving phonograph records, memory disks or the like while substantially reducing if not eliminating the undesirably effects of mechanical vibration and drive...
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4054291 |
Turntable assembly for phonograph records
A phonograph record turntable assembly comprises a rotatable turntable having on its upper surface a plurality of elastically flexible, upwardly dished record support members which are engageable,...
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3993315 |
Automatic phonographs
An automatic phonograph comprising a carrier chassis for a turn table and a pick-up arm, said carrier chassis being supported resiliently by a main chassis, a turn table driving motor, means for...
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3927888 |
Record player
Record player having a main frame and a sub-frame, movably connected to the main frame, carrying the turntable and tone-arm suspension. The main frame and the sub-frame are additionally joined by a...
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3908940 |
Cable-suspension device for apparatus to be protected from impacts
There is described a suspension device comprising in combination a fixed stand and a movable framing, said movable framing supporting said apparatus and being suspended from said stand by means of...
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3844566 |
TRANSCRIBING DEVICE
A transcribing device is disclosed which includes a turntable adapted to support a magnetic recording medium having a spiral groove, the turntable being movable away from a tone arm which is...
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3787637 |
ANNOUNCING SYSTEM
An announcing system for providing recorded messages to a telephone system comprising a driving pulley, a driven pulley, an endless record belt extending about the pulleys, a flywheel connected to...
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3786288 |
PHONOGRAPH RECORD PLAYER TURNTABLE AND MOTOR ASSEMBLY
In modern phonograph record players, there are certain problems associated with turntable and motor vibrations. This invention provides a turntable bearing and motor system which has a single ball...
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3510137 |
RECORD PLAYERS
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3434723 |
ELECTRIC MOTOR MOUNTING ARRANGEMENT
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3300222 |
Method of and apparatus for phonograph suspension and low frequency improvement
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3284085 |
Safety transport device for phonographs
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3263953 |
Vibration isolation mount
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3198528 |
Vibration dampening motor mounting for phonographs
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3103364 |
Phonograph turntable
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3059882 |
Devices for locking the chassis of record turnatables, record changers and the like turntable apparatus
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3048408 |
Turntables of record players
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3047297 |
Phonograph turntable assembly
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3044784 |
Turntable assembly for phonograph records
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3025066 |
Turntable
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2964595 |
Sound reproducing apparatus
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