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7369367 Disk drive voice coil motor yoke assembly having proximity latch magnet pair attracting and holding voice coil bias steel therebetween  
The invention includes a yoke assembly containing a top and a bottom proximity latch magnet. The invention includes a voice coil attached to a voice coil bias steel. The crash stop includes a...
7298591 Rotating disk storage device with a retracting actuator head suspension assembly  
Embodiments of the present invention provide a rotating disk storage device having a mechanism to reliably retract an actuator into a retraction area in the event that the power supply is suddenly...
7286327 Actuator latch mechanism for hard disk drive  
An actuator latch mechanism of a hard disk drive locks an actuator when the hard disk drive is not operating, and the actuator includes a swing arm rotatably installed to a base member, a VCM coil...
7248441 Disk drive actuator parking method using impact rebound crash stop with bias tab and pusher and crash stop faces  
The invention includes an impact rebound crash stop pivoting about a pivot between the top and bottom yoke of an actuator magnet assembly. The impact rebound crash stop includes a latch bias tab...
7248440 Single lever type actuator latch system of disk drive  
An actuator latch system of a disk drive to lock an actuator having a swing arm installed at a base member, a voice coil motor coil joined to an end portion of the swing arm, and a magnet facing...
7203034 Using eddy-currents for releasing actuator suspension assembly of rotary disk storage device  
A mechanism is provided for restraining and releasing an actuator suspension assembly in a magnetic disk device which is in a retracted position. In a magnetic disk device, according to one...
7203019 Latch apparatus for latching an actuator arm assembly in a disk drive  
A latch apparatus is configured to latch an actuator arm assembly that can position a read/write head relative to a data storage disk in a disk drive. The latch apparatus includes a latch arm, a...
7149058 Actuator latch with variable retention force  
Apparatus for latching an actuator, such as used in a data storage device. A moveable electrical coil is disposed adjacent a magnetically permeable structure. The coil is latched by magnetic flux...
7082014 Actuator locking apparatus for hard disk drive  
An actuator locking apparatus for a hard disk drive having a voice coil motor with at least one magnet attached to at least one of an upper yoke and a lower yoke of the voice coil motor to maintain...
6967822 Disk drive actuator impact rebound crash stop with bias tab and pusher and crash stop faces  
The invention includes an impact rebound crash stop pivoting about a pivot between the top and bottom yoke of an actuator magnet assembly. The impact rebound crash stop includes a latch bias tab...
6958891 Actuator loading/unloading device for disc drive  
An actuator loading/unloading device includes a block unit disposed at a base of a disc drive to be positioned outside a disc, a lamp member positioned on the block unit so that the lamp member is...
6958880 Disc drive actuator parking detector  
A device for detecting an actuator assembly parking error when a disc drive is powered on includes a magnetic latch attached to the actuator assembly and a latch pin assembly electrically connected...
6950284 Cleating features to improve adhesive interface between an actuator tang and a tang-supporting surface of an actuator assembly of a hard disk drive  
A disk drive includes a disk, a latch assembly including a magnet and a head stack assembly for reading and writing to the disk. The head stack assembly includes a body portion defining a through...
6930859 Actuator locking apparatus for hard disk drive  
An actuator locking apparatus of a hard disk drive locking an actuator using a magnetic force of a magnet attached to a first surface of a first yoke, with a metal piece installed at an end portion...
6914753 Magnetic disk device rotary actuator with magnetic locking  
A magnetic disk device configured such that a carriage having an arm on one end and a coil on the other end is pivotally supported rotatably on a chassis, the arm having a magnetic head on its tip,...
6822835 Actuator latch of hard disk drive  
An actuator latch of a hard disk drive. The actuator latch includes a locking protrusion installed at the actuator and a latch member rotatably installed on the basis of a predetermined rotation...
6728074 Method and apparatus for information recording and reproducing using an air force latch mechanism  
In a latch release apparatus and method, a latch mechanism holds an actuator with a high shock resistance. Two or more magnetic members are arranged in a latch component so as to concentrate a...
6717775 Integrated latch/voice-coil-motor magnet assembly  
The present invention provides an integrated magnetic latch and voice coil motor magnet assembly for use in a disc drive. The lower plate of the voice coil motor defines an elongate slot that is...
6717774 Information recording and reproducing apparatus with an air force latch mechanism  
In a latch mechanism that holds an actuator with a high shock resistance two or more magnetic members are arranged in a latch component, which generates a weaker attraction force but a more easy...
6704168 Air vane actuator latch with a portion of a vane portion between storage disk edge and housing sidewall  
An actuator latching mechanism for a disk drive device is provided. The latching mechanism includes a rotatable body portion, a rigid air vane portion and a latching arm. When a data storage disk...
6654207 Self-positioning magnetic latch  
Disclosed is a magnetic latch for a disc drive. Upper and lower voice coil magnet pole pieces include extensions which bend toward one another, defining a gap therebetween. The gap creates a...
6624979 Method and apparatus for parking and releasing a magnetic head  
An information storage device ( 10, 510, 610, 710 ) includes a cradle ( 12, 512, 612, 712 ) which can removably receive a cartridge ( 11, 411, 511, 611, 711 ). The cartridge has a sealed housing (...
6594117 Disc drive magnetic latch mechanism  
A low height disk drive having an overall height of approximately one inch (1″). The drive includes a head disk assembly, including a base plate, two disks rotatably supported on the base plate,...
6574073 Disk drive comprising a plastic molded crash stop with embedded magnet for latching an actuator arm  
A disk drive is disclosed comprising a base, a disk, an actuator arm comprising a tang attached to a base end of the actuator arm, a head attached to a distal end of the actuator arm, a voice coil...
6542335 Inertial spring latch assembly and compressive limit stop in a disc drive  
An actuator latch cooperating with a magnetic assembly for latching an actuator assembly of a data storage device is provided. The magnetic assembly includes a magnet secured to one of a pair of...
6535358 Disk drive comprising a plastic molded crash stop with embedded magnet for latching an actuator arm  
A disk drive is disclosed comprising a base, a disk, an actuator arm comprising a tang attached to a base end of the actuator arm, a head attached to a distal end of the actuator arm, a voice coil...
6535357 Latch for disc drives  
A latch for a disc drive, the disc drive having an actuator pivotally supported for moving an array of read/write heads radially across a data storage disc between a parking zone and a data storage...
6532136 Hard disk drive apparatus  
A hard disk drive using an improved magnetic latch system. The hard disk drive includes a magnetic material. The magnetic material is fixedly installed at a prescribed position of a bobbin...
6487052 Non-contact magnetic latch for disc drive actuator  
Disclosed is a non-contact magnetic latch mechanism for holding a disc drive actuator in its park position. The latch includes a magnetically permeable element coupled to the actuator. The...
6473959 Method for latching a disc driver actuator  
A method for assembling a mechanical system is disclosed. A magnet is installed into the system. An actuator having a magnetic element is also assembled into the system such that the actuator is...
6462913 Disk drive latching assembly  
A disk drive includes a base, an actuator pivotally mounted on the base, a motor and a hub for supporting the disk or disks of the drive. A rotatable member disposed on the base includes a latch...
6445548 Disk apparatus having a latch mechanism for holding the actuator arm during non-operation  
A disk apparatus has a rotatable actuator adapted to magnetically latch in a predetermined stop position when the disk apparatus is not operating. The actuator rotates about a rotating or swinging...
6381103 Magnetic latching for a disc drive  
A latching method and a latch for a voice coil motor in a disc drive. The latch has a hub and a latch surface. The latch surface has a rotational latching range in which the latch surface latches...
6317296 Magnetic parking device for disk drive  
A magnetic parking device for retaining an actuator in a disk drive over a landing zone. A magnetically permeable capture member is provided on the drive actuator and a magnetic parking member for...
6278570 Method and apparatus for moving a head arm assembly to a landing zone in a disk drive storage device  
The present invention provides a method and apparatus for moving a head arm assembly to a landing zone in a disk drive storage device. In disk drive according to the present invention, a control...
6252744 Voice-coil integrated non-contacting magnetic latch for a disc drive actuator assembly  
Embodiments of the instant invention are directed to a head parking assembly for a disc drive assembly. In preferred embodiments, the head parking assembly comprises a voice coil motor and a...
6198604 Method of and apparatus for unlocking an actuator in a disk storage apparatus  
In the present invention, a disk storage apparatus 1 is previously given acceleration current Ia and acceleration time Ta which is supplied to an actuator 6 for releasing the actuator from a...
6172856 Magnetic head transferring device with improved magnetic head unlocking for hard disk drives  
In a magnetic head transferring device of a hard disk drive, a rotor is rotatably mounted on a base and has a magnetic head for recording/reproducing information on/from the disk. A stator is...
6147841 Data storage system having a positive actuator latching assembly  
A multiple disk drive storage system includes a latch assembly for positively latching a head positioning actuator arm when the head is positioned on a load/unload mechanism at the outer perimeter...
6137658 Apparatus for guiding and locking a rotary actuator  
An apparatus to guide and lock a rotary actuator at a limiting rotational angle in a disk storage. A rotary actuator is attached within a housing so that it is rotatable on a pivot shaft. An iron...
6130803 Actuator locking mechanism  
The present invention provides an actuator locking mechanism which is structurally simple and has a strong locking force. The actuator locking mechanism has an actuator on which a slider having a...
6108173 Magnetic locking mechanism for a disk drive actuator  
A mechanism for fixing a magnetic head of a magnetic disk drive in place over the parking area of a recording medium when the disk drive is not in operation. The head records or reproduces data in...
6088193 Pawl latch for a disc drive  
A latch for a disc drive wherein the disc drive has an actuator that is rotatably supported for moving an array of read/write heads radially across a data storage disc between a parked location and...
6040960 Air damper for disc drive actuator latch mechanism  
A passive actuator latching system in which a magnetic latch mechanism is mounted on an air damping mechanism. The air damping mechanism is optimized to the moving mass of the actuator and the...
6028744 Method and apparatus for latching an actuator assembly to prevent damage to disk drive heads  
The present invention relates, in one aspect, to an apparatus for positioning a disk drive head over a disk which is a part of a disk drive assembly. A disk drive apparatus includes a base plate, a...
5956213 Latch mechanism for disk drive using magnetic field of actuator magnets  
A parking device for an actuator in a storage device which includes a voice coil motor having a magnet, providing a magnetic field including a magnetic flux, and a coil coupled to the actuator. The...
5880904 Disk drive having a thickness equal to an IC memory card  
A compact card type disk drive includes a housing (21) for accommodating a disk for storing data, disk drive for rotating the disk, a head assembly for writing and reading data to and from the disk...
5870253 Flat cable connecting system for rotary type actuators in magnetic disk drives  
A rotary type actuator for a magnetic disk device includes a magnetic head that traverses tracks of the magnetic disk as the actuator rotates about a rotary shaft. The rotary type actuator has at...
5822155 Magnetic latch assembly for a disk drive including a ferromagnetic holder surrounding a permanent magnetic  
A magnetic latch assembly for immobilizing a read/write head of a disk drive is provided which magnetically couples to an actuator assembly housing the read/write head with enhanced force. A disk...
5815350 Head disk assembly with actuator latch vibration damper  
A head disk assembly (HDA) for a hard disk drive includes vibration damping structure. The HDA also includes an enclosure, a disk, a pivot bearing cartridge, and a head stack assembly (HSA). The...
Matches 1 - 50 out of 102 1 2 3 >