Matches 1 - 50 out of 111 1 2 3 >
Match Document Document Title
7619858 Head stack assembly, hard disk drive having the same, and hard disk drive method including center of gravity compensation  
A head stack assembly includes a head stack assembly main body moving a head across a disk, and rotating around a predetermined pivot shaft. The head stack assembly also includes a center of...
7599150 Head stack assembly, its manufacturing method, and magnetic disc drive having the same  
A method for manufacturing a head stack assembly that includes a pair of suspensions each of which supports a head, an arm that drives the head, and a pair of base plates that attach the pair of...
7573681 HGA protecting method and member and method of implementing the HGA protecting method and member in a hard disk drive  
An HGA protecting method and member and method of implementing the protecting method and member in a hard disk drive. The HGA includes an actuator, at least one pair of suspensions coupled to the...
7545607 Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same  
A carriage includes a slider on which a magnetic head for reading/writing information from/to a disk is mounted, a suspension for carrying the slider and for applying a predetermined load to the...
7518832 Coil assembly, head suspension assembly, disk device, and method of manufacturing head suspension assembly  
A coil assembly of a disk device includes a support frame on which a voice coil is fixed and a board unit connected to the support frame. The board unit has a main FPC extending from a base portion...
7505231 Actuator including a coil and a wrap-around support supporting a tang  
There is provided an actuator for a disk drive. The actuator includes an actuator body defining an axis of rotation. The actuator further includes a coil. The actuator further includes a...
7486483 Rotating disk storage device with improved actuator arm  
Embodiments of the invention establish electric continuity across an actuator head suspension assembly and a pivot bearing assembly without involving an increased manufacturing cost through a...
7480982 Soaked de-swage method for rebuilding head stack assembly  
Embodiments of the invention relate to techniques to remove a defective head gimbal assembly (HGA) from a head stack assembly and replace the defective HGA with a good one without allowing any good...
7471489 Head/arm subassembly and head stack assembly for media servowriter  
The present invention provides unamount head/arm subassemblies and read-write head stack assembly for a disk drive, and a servowriter having the head stack assembly. Each head/arm subassembly is...
7420783 Slim actuator and slim micro-drive apparatus comprising the same  
A slim actuator and a micro-drive apparatus using the same are provided. The slim actuator includes a suspension having a head mounted at one end of the suspension to write/read data to/from a disk...
7369368 Head stack assembly having an actuator body with multiple slots adjacent to a bore  
A head stack assembly for a disk drive includes an actuator body. The actuator body includes a pair of sides, a bore defining a longitudinal axis, a first slot extending between the pair of sides,...
7367107 Method for making a disk drive head stack assembly having a tapered pivot bearing  
A disk drive head stack assembly ( 66 ) of a configuration that facilitates the assembly thereof is disclosed. One or more head/arm assemblies ( 74 ) are mounted on a pivot bearing ( 118 ). This...
7365947 Head support mechanism, head arm assembly, and disk drive apparatus with head arm assembly with weight formed around horizontal bearing  
A head support mechanism includes a rigid support arm, a suspension for supporting, at its leading end section, a head slider with at least one head element, the suspension having a balance...
7355819 Machining actuator periphery to reduce resonance variation  
A method of manufacturing a disc drive actuator is provided. The method includes manufacturing a disc drive actuator and machining a peripheral surface of the actuator. The peripheral surface is...
7352537 Tuned damper for disk drive actuator arm  
Embodiments of the present invention include a disk drive actuator arm for reducing amplitude of vibration modes substantially planar to a disk surface. The actuator arm comprises a plurality of...
7322094 Method for manufacturing a head stack assembly  
A head stack assembly of a disk drive unit including a head arm assembly (HAA) having a head gimbal assembly, a drive arm to be connected with the head gimbal assembly; wherein the drive arm...
7299536 Method for an improved magnetic head arm assembly  
A system and method for an improved magnetic head arm assembly (HAA), reducing complexity of design and difficulty of manufacture, is disclosed.
7274537 Windage stripper for an actuator and rotating disc  
An actuator with a moveable block and supporting a cantilevered arm has a windage stripper supported for movement in unison with the block and spanning a cantilevered length of the arm. The...
7193819 Method of assembling a disk drive including actuating a shipping comb to bend a suspension vertically to facilitate a merge tool  
A head stack assembly (HSA) is disclosed for use in a disk drive comprising a disk, wherein a merge tool is used to merge the HSA with the disk. The HSA comprises at least one actuator arm with a...
7193820 Head actuator having dummy weight used to coincide mass and swing movement centers  
An object of the present invention is to provide a hard disk drive or related apparatus in which a possibility of head crash can be reduced to minimum even if the apparatus receives an external...
7165314 Method for manufacturing a magnetic head arm assembly (HAA)  
A system and method for an improved magnetic head arm assembly (HAA) is disclosed. The HAA includes three principal components, a head gimbal assembly (HGA), a flexible printed circuit (FPC)...
7150094 Method of stiffening an actuator comb and coil assembly  
A voice coil and actuator yoke assembly is fabricated by deforming the coil to exactly fit the inner perimeter and thickness of the yoke. The comb is placed in a tool that registers the comb with...
7151649 Arm-suspension-pivot bearing integral design  
A solid-state actuation mechanism for use in a data storage system. The actuation mechanism includes an anchor fixedly attached to a housing of the data storage system, a spring member including a...
7046484 Magnetic head supporting device having dummy weight used to coincide mass and swing movement centers  
An object of the present invention is to provide a hard disk drive or related apparatus in which a possibility of head crash can be reduced to minimum even if the apparatus receives an external...
7016157 E-block having improved resonance characteristics and improved fragility  
An improved E-block for positioning one or more transducer assemblies proximate one or more rotating storage disks of a disk drive is provided herein. The E-block includes an actuator hub and one...
6989970 Rotary actuator assembly for a rotatable media data storage device  
Assemblies in accordance with the present invention can access a data storage medium having one or more disks. One such assembly comprises a mounting block including a bore and at least one arm...
6970327 Data storage device with damped load arm formed from Mn-Cu alloy composition  
A data access assembly with a load arm formed from an Mn—Cu alloy is disclosed. The load arm may be supported by and actuator arm formed from a common Mn—Cu damping alloy, which has a...
6963472 Flexural pivot for rotary disc drive actuator  
The present invention provides for a flexural pivot that can be fitted within a cavity of an actuator. The pivot includes a first member that can be coupled to the wall defining the cavity and a...
6950283 Stacked actuator arm assembly clamp  
A stacked actuator assembly has symmetrical actuator arms and spacers stacked on a rotatable sleeve. The assembly may have circuit elements or other elements attached on one side of the assembly....
6950285 Head arm assembly with an arm motion limiting member and disk drive device with the head arm assembly  
A Head Arm Assembly includes a head slider having at least one head element, an arm member for supporting the head slider at one end section, an actuator, mounted to the other end section of the...
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...
6941641 Method for mounting an arm to an actuator  
A method for mounting removably secured actuator arms that include head suspensions to an actuator assembly spindle. Each arm is mounted to an actuator spindle via a spacer with an annular lip with...
6937443 System and method for a three-piece design of a magnetic head assembly  
A system and method for an improved magnetic head arm assembly (HAA) is disclosed. The HAA includes three principal components, a head gimbal assembly (HGA), a flexible printed circuit (FPC)...
6903903 Disk drive head stack assembly having a tapered pivot bearing  
A disk drive head stack assembly ( 66 ) of a configuration that facilitates the assembly thereof is disclosed. One or more head/arm assemblies ( 74 ) are mounted on a pivot bearing ( 118 ). This...
6879466 Disk drive including an actuator with a constrained layer damper disposed upon an actuator body lateral surface  
An actuator for a disk drive. The actuator includes an actuator body defining an axis of rotation and including a body lateral surface disposed generally parallel to the axis of rotation. The...
6813120 Encased E-block  
A disc drive, includes a base, a disc stack rotatably attached to the base, and an actuator assembly movably attached to the base. The actuator assembly includes an E-block. The E-block for a disc...
6809906 Actuator molding and baking process parameters for polyphenylene sulfide 40% glass fill for high temperature overmold carriage operation in hard disk drives  
A method is provided for forming a body for a hard disk carriage assembly from polyphenylene sulfide 40% glass fill. An injection mold is heated to approximately 130° C.; then a volume of...
6781796 Counterbalance fastener for a disc drive stacked actuator  
A stacked actuator for controllably positioning a data transducing head adjacent a data recording surface in a disc drive, and a method for fabricating the stacked actuator. The stacked actuator is...
6772506 Method for detaching swaged components of a disc drive  
A method for detaching a suspension assembly adapted to support a head staked to an actuator arm of an actuator block of a disc drive. The method includes the steps of inserting an expandable...
6765764 E-block with stamped and drawn actuator arm members  
An E-block of an actuator for use in a data handling system to support a read/write head adjacent a recording surface. The E-block is formed by providing feed stock along a planar orientation,...
6738229 Head stack assembly having decreased track misregistration characteristics  
An E-block ( 20 ) and head stack assembly ( 15 ) for maintaining one or more data transducers ( 18 ) proximate one or more rotating storage disks ( 28 ) of a disk drive ( 10 ) is provided herein....
6738228 Magnetic head positioner assembly  
A magnetic head positioner assembly comprises a plurality of magnetic head support members individually provided with magnetic heads, an arm, and a movable coil which is held by the movable coil...
6704995 Method for swaging a suspension assembly to an actuator arm of an actuator block  
A method for swaging a suspension assembly to an actuator arm of a data storage device is disclosed. The method includes steps of inserting a deformable tubular stake into an aperture of an...
6687094 Head actuator for a data storage head having a low mass with lateral stiffness  
An actuator having a relatively low mass for supporting flexible head suspension assemblies to read data from or write data to discs. The actuator includes an actuator body adapted to rotationally...
6687093 Head stack assembly shipping comb with temporary locating feature for internal head disk assembly build process and disk drive manufactured using the same  
Disclosed herein is a disk drive that includes a housing including a base, the base defining a blind receptacle, a spindle motor attached to the base, a disk mounted to the spindle motor and a head...
6665150 Contamination control on actuator arms in a disk drive  
A hard disk drive actuator includes a plurality of arms for holding the heads over the disks. Each arm has one or more contaminant collectors for collecting contaminants, such as airborne...
6661615 Apparatus and method for depopulating a disk drive head stack assembly by utilizing an overmolded actuator  
A head stack assembly for a hard disk drive has an actuator comb body, a coil yoke, at least one actuator arm, and a prosthesis. The prosthesis is an artificial or replacement arm and is preferably...
6633452 Disk drive apparatus, hard disk drive, and enclosure for hard disk drive  
A hard disk drive apparatus is capable of reducing a noise effectively during operation and capable of enhancing the reliability of the drive. The hard disk drive has first and second ribs that are...
6631053 Actuator pivot assembly that pivotally connects an actuator to a base of a disk drive  
A disk drive includes an actuator with a shaft and a base with a sleeve that receives the shaft and includes as least one bearing. The shaft extends into the sleeve and through the bearing where it...
6618226 Locally deformable sleeve on disk drive pivot assembly  
A disk drive pivot assembly has a locally deformable internal sleeve that is equipped with two small deformable zones where the sleeve makes contact with the actuator comb bore. The zones can be in...
Matches 1 - 50 out of 111 1 2 3 >