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Disk Drive patents



      
           
This page is updated frequently with new Disk Drive-related patent applications. Subscribe to the Disk Drive RSS feed to automatically get the update: related Disk RSS feeds. RSS updates for this page: Disk Drive RSS RSS


Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners

Hutchinson Technology

Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners

Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners

Hutchinson Technology

Motor polarity testing of a dual stage actuated disk drive head suspension

Date/App# patent app List of recent Disk Drive-related patents
03/05/15
20150062801
 Mounting  hard disk drive and electronic device with the mounting apparatus patent thumbnailnew patent Mounting hard disk drive and electronic device with the mounting apparatus
A mounting apparatus includes a bracket receiving a hard disk drive (hdd), a transmission mechanism mounted on a side of the bracket, and an operation member. The transmission mechanism includes an installing frame, a first rack, and a second rack.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd
03/05/15
20150062758
 Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners patent thumbnailnew patent Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners
Various embodiments concern a dual stage actuation flexure. The dual stage actuation flexure comprises a flexure having a gimbal.
Hutchinson Technology Incorporated
03/05/15
20150062748
 Motor polarity testing of a dual stage actuated disk drive head suspension patent thumbnailnew patent Motor polarity testing of a dual stage actuated disk drive head suspension
Methods and apparatus concern testing a disk drive suspension. Testing includes moving a first portion of a suspension relative to a second portion.
Hutchinson Technology Incorporated
02/26/15
20150058561
 Increased destaging efficiency for smoothing of destage tasks based on speed of disk drives patent thumbnailIncreased destaging efficiency for smoothing of destage tasks based on speed of disk drives
For increased destaging efficiency by smoothing destaging tasks to reduce long input/output (i/o) read operations in a computing environment, the ramp up of the destaging tasks is adjusted based on speed of disk drives when smoothing the destaging of storage tracks between a desired number of destaging tasks and a current number of destaging tasks by calculating destaging tasks according to one of a standard time interval and a variable recomputed destaging task interval.. .
International Business Machines Corporation
02/26/15
20150058556
 Log data store that stores data across a plurality of storage devices using non-disjoint layers patent thumbnailLog data store that stores data across a plurality of storage devices using non-disjoint layers
Storing data records within a log data store is provided. The log data store that stores data records within a plurality of successive non-disjoint layers inserted across a plurality of different types of data storage devices associated with a data processing system is generated.
International Business Machines Corporation
02/26/15
20150058552
 Log data store that stores data across a plurality of storage devices using non-disjoint layers patent thumbnailLog data store that stores data across a plurality of storage devices using non-disjoint layers
Storing data records within a log data store is provided. The log data store that stores data records within a plurality of successive non-disjoint layers inserted across a plurality of different types of data storage devices associated with a data processing system is generated.
International Business Machines Corporation
02/26/15
20150058540
 Hybrid-device storage based on environmental state patent thumbnailHybrid-device storage based on environmental state
A hybrid storage device that includes a hard-disk drive (hdd) and a flash memory is described. When control logic in the hybrid storage device receives a request from an external device to write a block of data to a logical address in a first portion of an address space that maps to the hdd, the control logic writes the block of data to the hdd.
Apple Inc.
02/26/15
20150055288
 Server patent thumbnailServer
A shield against electromagnetic radiation emanating from a server includes a shielding apparatus attached to a server chassis which contains a set of hard disk drive modules. Each hard disk drive module includes a bracket and a hard disk drive fixed therein.
Hon Hai Precision Industry Co., Ltd.
02/26/15
20150055256
 Co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners patent thumbnailCo-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners
Various embodiments concern a gimbaled flexure having a dual stage actuation structure. The flexure comprises a gimbal which includes a pair of spring arms, a pair of struts, and a tongue between the spring arms.
Hutchinson Technology Incorporated
02/26/15
20150055255
 Low resistance ground joints for dual stage actuation disk drive suspensions patent thumbnailLow resistance ground joints for dual stage actuation disk drive suspensions
Stable, low resistance conductive adhesive ground connections between motor contacts and a gold-plated contact area on a stainless steel component of a dual stage actuated suspension. The stainless steel component can be a baseplate, load beam, hinge, motor plate, add-on feature or flexure..
Hutchinson Technology Incorporated
02/26/15
20150055254

Co-located gimbal-based dual stage actuation disk drive suspensions with offset motors


Various embodiments concern a dual stage actuation suspension that comprises a loadbeam having a load point projection. The suspension further comprises a gimbal assembly having a point of contact that is in contact with the load point projection such that the gimbal assembly can gimbal about the load point projection.
Hutchinson Technology Incorporated
02/26/15
20150055253

Disk drive suspension


A slider and microactuator elements are arranged on a gimbal portion of a flexure. A conducting member includes tongue conductive circuit portions, and unsupported conductive circuit portions which do not overlap with a metal base.
Nhk Spring Co., Ltd.
02/26/15
20150055248

Spindle motor and disk drive apparatus


A spindle motor includes a recording disk and a clamper. A cylindrical portion includes a first screw portion positioned in an outer circumferential portion of the cylindrical portion.
Nidec Corporation
02/26/15
20150055247

Spindle motor, and disk drive apparatus


A spindle motor includes a stationary portion and a rotating portion. The stationary portion includes a shaft, a first cup portion.
Nidec Corporation
02/26/15
20150055246

Spindle motor and disk drive apparatus


A spindle motor includes an upper bearing portion and a lower bearing portion each of which is inclined with respect to a central axis. The upper bearing portion includes an upper dynamic pressure generating groove defined in at least one of an upper outer circumferential surface of a shaft portion and an upper inner circumferential surface of a sleeve.
Nidec Corporation
02/26/15
20150055243

Timing of power state change in a disk drive based on disk access history


A data storage device that includes a magnetic storage device and a non-magnetic nonvolatile storage device that measures a hit rate of read/write commands that result in accesses to the non-magnetic nonvolatile storage device, and adjusts a length of a time period, such as an idle time, based on the hit rate. The duration of the time period can be set each time the magnetic storage device is accessed.
Kabushiki Kaisha Toshiba
02/19/15
20150052276

Data storage architecture extension system and method


A data storage architecture extension (dax) system and method that daisy-chains multiple sata disk drive storage elements to allow a single host bus adapter (hba) to view the daisy-chain as one logical sata disk drive is disclosed. The system/method may be broadly described as comprising a pass-thru disk drive controller (ptddc) further comprising a pass-thru input (pti) port, disk drive interface (ddi) port, and pass-thru output (pto) port.
02/19/15
20150049429

Server mechanism and disk drive module thereof


A server mechanism includes a server and a disk drive module including a fixing frame fixed to an extraction opening of the server, a rail sheet, a disk drive movably disposed through the fixing frame, a sliding sheet disposed at the disk drive and having a sliding slot, a sliding block, and a first elastic member. The rail sheet is disposed at the fixing frame and has an installation rail, an incurved rail, a longitudinal rail, and a detaching rail.
Wistron Corporation
02/12/15
20150046646

Virtual network disk architectures and related systems


In accordance with one embodiment a disk drive device comprising: a disk drive; at least one ethernet port; at least one powerful low power processor capable of running storage protocols; and one or more ethernet circuits, wherein one or more of the ethernet ports provide a power transmission medium which powers the disk drive.. .
02/12/15
20150046621

Expansion card


An expansion card includes a peripheral component interconnect express (pcie) slot, a pci expansion controller, a pcie/serial advanced technology attachment (pcie/sata) converter, a hard disk drive (hdd) controller, and a storage chip. An edge connector is arranged on a bottom side of the expansion card and includes power pins, ground pins, and signal pins.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.
02/12/15
20150044321

System, manufacturing magnetic recording media


A system, method and apparatus for manufacturing high density magnetic media is disclosed. A flexible mold having a very low modulus of less than about 4 gpa is made on a rigid support.
Hgst Netherlands B.v.
02/12/15
20150043153

Mounting hard disk drive and electronic device with the mounting apparatus


A mounting apparatus for a hard disk drive (hdd) which does not require screw fixings includes a bracket defining a first locating hole and a carrier. The hdd includes a pin.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd
02/12/15
20150043152

Mounting hard disk drive and electronic device with the mounting apparatus


A mounting apparatus for a hard disk drive (hdd) which does not require screw fixings includes a bracket and a carrier received in the bracket. The hdd includes sidewalls and a pin extending out from a sidewall.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.
02/12/15
20150043103

Method and system for preventing unreliable data operations at cold temperatures


Systems and methods for reducing problems and disadvantages associated with protecting data during cold excursions are provided. A method for preventing unreliable data operations at cold temperatures may include determining whether a first internal temperature of a hard disk drive (hdd) is below a threshold temperature.
Dell Products L.p.
02/05/15
20150039915

Server power system


A server power system includes a backboard with a plurality of hard disk drive (hdd) units, a number of motherboards, and a number of power cables. The numbers of the hdd units, the motherboards, and the power cables are the same.
Hon Hai Precision Industry Co., Ltd.
02/05/15
20150036475

Spindle motor and disk drive apparatus


A spindle motor includes a stationary portion and a rotating portion. The stationary portion includes a base member, a stator core, coils, and a circuit board.
Nidec Corporation
02/05/15
20150036470

E-antenna near field transducer with thermal shunt to return pole


In a heat-assisted magnetic recording head for use in a hard disk drive, a thermal shunt is positioned between an e-antenna near field transducer (nft) and a return pole, to draw excess heat away from the nft region. The thermal shunt comprises two portions separated by a gap that has a trapezoidal cross-section, where the nft-side of the gap is wider than the return pole-side of the gap..
Hgst Netherlands B.v.
02/05/15
20150036241

Spindle motor and disk drive apparatus


A first capillary seal portion is positioned on a radially outer side of a bearing portion. A second capillary seal portion is positioned higher in an axial direction than the bearing portion and further on radially inner side than the first capillary seal portion.
Nidec Corporation
01/29/15
20150032921

I/o acceleration in hybrid storage


The present system enables more efficient i/o processing by providing a mechanism for maintaining data within the locality of reference. One or more accelerator modules may be implemented within a solid state storage device (ssd).
Silicon Graphics International Corp.
01/29/15
20150032837

Hard disk and data processing method


An enhanced ethernet interface is provided that is added to a hard disk and that communicates with a network based on an enhanced ethernet protocol. The enhanced ethernet interface is configured to communicate with the network based on the enhanced ethernet protocol, and process a received message packet according to physical layer and link layer protocols; a first processor processes the received message packet according to transport layer and network layer protocols; a second processor processes the received message packet according to application layer service logic; and a hard disk controller performs an operation on a hard disk drive according to an instruction in the received message packet..
Huawei Technologies Co., Ltd.
01/29/15
20150032286

Low cost storage for rarely read data


Low cost storage for write once read rarely data is described. In an embodiment a storage device comprises a plurality of hard disk drives connected to a server via an interconnect fabric.
Microsoft Corporation


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Disk Drive topics: Disk Drive, Hard Disk Drive, Piezoelectric, Optical Disk Drive, Die Assembly, Circuit Board, Form Factor, Fastening Device, Storage Device, A Fastening Device, Scheduling

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